所有项目完成！

.gitattributes

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+/mvnw text eol=lf
+*.cmd text eol=crlf

.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

.mvn/wrapper/maven-wrapper.properties

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+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+wrapperVersion=3.3.2
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip
+distributionSha256Sum=4ec3f26fb1a692473aea0235c300bd20f0f9fe741947c82c1234cefd76ac3a3c

README.md

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+# jty
+

mvnw

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+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Apache Maven Wrapper startup batch script, version 3.3.2
+#
+# Optional ENV vars
+# -----------------
+#   JAVA_HOME - location of a JDK home dir, required when download maven via java source
+#   MVNW_REPOURL - repo url base for downloading maven distribution
+#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
+# ----------------------------------------------------------------------------
+
+set -euf
+[ "${MVNW_VERBOSE-}" != debug ] || set -x
+
+# OS specific support.
+native_path() { printf %s\\n "$1"; }
+case "$(uname)" in
+CYGWIN* | MINGW*)
+  [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
+  native_path() { cygpath --path --windows "$1"; }
+  ;;
+esac
+
+# set JAVACMD and JAVACCMD
+set_java_home() {
+  # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
+  if [ -n "${JAVA_HOME-}" ]; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ]; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+      JAVACCMD="$JAVA_HOME/jre/sh/javac"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+      JAVACCMD="$JAVA_HOME/bin/javac"
+
+      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
+        echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
+        echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
+        return 1
+      fi
+    fi
+  else
+    JAVACMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v java
+    )" || :
+    JAVACCMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v javac
+    )" || :
+
+    if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
+      echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
+      return 1
+    fi
+  fi
+}
+
+# hash string like Java String::hashCode
+hash_string() {
+  str="${1:-}" h=0
+  while [ -n "$str" ]; do
+    char="${str%"${str#?}"}"
+    h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
+    str="${str#?}"
+  done
+  printf %x\\n $h
+}
+
+verbose() { :; }
+[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
+
+die() {
+  printf %s\\n "$1" >&2
+  exit 1
+}
+
+trim() {
+  # MWRAPPER-139:
+  #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
+  #   Needed for removing poorly interpreted newline sequences when running in more
+  #   exotic environments such as mingw bash on Windows.
+  printf "%s" "${1}" | tr -d '[:space:]'
+}
+
+# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
+while IFS="=" read -r key value; do
+  case "${key-}" in
+  distributionUrl) distributionUrl=$(trim "${value-}") ;;
+  distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
+  esac
+done <"${0%/*}/.mvn/wrapper/maven-wrapper.properties"
+[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in ${0%/*}/.mvn/wrapper/maven-wrapper.properties"
+
+case "${distributionUrl##*/}" in
+maven-mvnd-*bin.*)
+  MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
+  case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
+  *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
+  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
+  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
+  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
+  *)
+    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
+    distributionPlatform=linux-amd64
+    ;;
+  esac
+  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
+  ;;
+maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
+*) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
+esac
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
+distributionUrlName="${distributionUrl##*/}"
+distributionUrlNameMain="${distributionUrlName%.*}"
+distributionUrlNameMain="${distributionUrlNameMain%-bin}"
+MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
+MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
+
+exec_maven() {
+  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
+  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
+}
+
+if [ -d "$MAVEN_HOME" ]; then
+  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  exec_maven "$@"
+fi
+
+case "${distributionUrl-}" in
+*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
+*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
+esac
+
+# prepare tmp dir
+if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
+  clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
+  trap clean HUP INT TERM EXIT
+else
+  die "cannot create temp dir"
+fi
+
+mkdir -p -- "${MAVEN_HOME%/*}"
+
+# Download and Install Apache Maven
+verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+verbose "Downloading from: $distributionUrl"
+verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+# select .zip or .tar.gz
+if ! command -v unzip >/dev/null; then
+  distributionUrl="${distributionUrl%.zip}.tar.gz"
+  distributionUrlName="${distributionUrl##*/}"
+fi
+
+# verbose opt
+__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
+[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
+
+# normalize http auth
+case "${MVNW_PASSWORD:+has-password}" in
+'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+esac
+
+if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
+  verbose "Found wget ... using wget"
+  wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
+elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
+  verbose "Found curl ... using curl"
+  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
+elif set_java_home; then
+  verbose "Falling back to use Java to download"
+  javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
+  targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
+  cat >"$javaSource" <<-END
+	public class Downloader extends java.net.Authenticator
+	{
+	  protected java.net.PasswordAuthentication getPasswordAuthentication()
+	  {
+	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
+	  }
+	  public static void main( String[] args ) throws Exception
+	  {
+	    setDefault( new Downloader() );
+	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
+	  }
+	}
+	END
+  # For Cygwin/MinGW, switch paths to Windows format before running javac and java
+  verbose " - Compiling Downloader.java ..."
+  "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
+  verbose " - Running Downloader.java ..."
+  "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
+fi
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+if [ -n "${distributionSha256Sum-}" ]; then
+  distributionSha256Result=false
+  if [ "$MVN_CMD" = mvnd.sh ]; then
+    echo "Checksum validation is not supported for maven-mvnd." >&2
+    echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  elif command -v sha256sum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  elif command -v shasum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  else
+    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
+    echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  fi
+  if [ $distributionSha256Result = false ]; then
+    echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
+    echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
+    exit 1
+  fi
+fi
+
+# unzip and move
+if command -v unzip >/dev/null; then
+  unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
+else
+  tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
+fi
+printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url"
+mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
+
+clean || :
+exec_maven "$@"

mvnw.cmd

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+<# : batch portion
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Apache Maven Wrapper startup batch script, version 3.3.2
+@REM
+@REM Optional ENV vars
+@REM   MVNW_REPOURL - repo url base for downloading maven distribution
+@REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+@REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
+@REM ----------------------------------------------------------------------------
+
+@IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
+@SET __MVNW_CMD__=
+@SET __MVNW_ERROR__=
+@SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
+@SET PSModulePath=
+@FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
+  IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
+)
+@SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
+@SET __MVNW_PSMODULEP_SAVE=
+@SET __MVNW_ARG0_NAME__=
+@SET MVNW_USERNAME=
+@SET MVNW_PASSWORD=
+@IF NOT "%__MVNW_CMD__%"=="" (%__MVNW_CMD__% %*)
+@echo Cannot start maven from wrapper >&2 && exit /b 1
+@GOTO :EOF
+: end batch / begin powershell #>
+
+$ErrorActionPreference = "Stop"
+if ($env:MVNW_VERBOSE -eq "true") {
+  $VerbosePreference = "Continue"
+}
+
+# calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
+$distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
+if (!$distributionUrl) {
+  Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+}
+
+switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
+  "maven-mvnd-*" {
+    $USE_MVND = $true
+    $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
+    $MVN_CMD = "mvnd.cmd"
+    break
+  }
+  default {
+    $USE_MVND = $false
+    $MVN_CMD = $script -replace '^mvnw','mvn'
+    break
+  }
+}
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+if ($env:MVNW_REPOURL) {
+  $MVNW_REPO_PATTERN = if ($USE_MVND) { "/org/apache/maven/" } else { "/maven/mvnd/" }
+  $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace '^.*'+$MVNW_REPO_PATTERN,'')"
+}
+$distributionUrlName = $distributionUrl -replace '^.*/',''
+$distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
+$MAVEN_HOME_PARENT = "$HOME/.m2/wrapper/dists/$distributionUrlNameMain"
+if ($env:MAVEN_USER_HOME) {
+  $MAVEN_HOME_PARENT = "$env:MAVEN_USER_HOME/wrapper/dists/$distributionUrlNameMain"
+}
+$MAVEN_HOME_NAME = ([System.Security.Cryptography.MD5]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
+$MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
+
+if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
+  Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
+  exit $?
+}
+
+if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
+  Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
+}
+
+# prepare tmp dir
+$TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
+$TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
+$TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
+trap {
+  if ($TMP_DOWNLOAD_DIR.Exists) {
+    try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+    catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+  }
+}
+
+New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
+
+# Download and Install Apache Maven
+Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+Write-Verbose "Downloading from: $distributionUrl"
+Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+$webclient = New-Object System.Net.WebClient
+if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
+  $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
+}
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+$webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+$distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
+if ($distributionSha256Sum) {
+  if ($USE_MVND) {
+    Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
+  }
+  Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
+  if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
+    Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
+  }
+}
+
+# unzip and move
+Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
+Rename-Item -Path "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" -NewName $MAVEN_HOME_NAME | Out-Null
+try {
+  Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
+} catch {
+  if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
+    Write-Error "fail to move MAVEN_HOME"
+  }
+} finally {
+  try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+  catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+}
+
+Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"

pom.xml

@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>3.3.4</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>jty</groupId>
+    <artifactId>ExpressDistributionSystem</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>ExpressDistributionSystem</name>
+    <description>ExpressDistributionSystem</description>
+    <url/>
+    <licenses>
+        <license/>
+    </licenses>
+    <developers>
+        <developer/>
+    </developers>
+    <scm>
+        <connection/>
+        <developerConnection/>
+        <tag/>
+        <url/>
+    </scm>
+    <properties>
+        <java.version>17</java.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-jdbc</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <!-- MySQL JDBC 驱动 -->
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.33</version>
+        </dependency>
+
+        <!-- redis -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-redis</artifactId>
+        </dependency>
+
+        <!-- 参数校验依赖 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-validation</artifactId>
+        </dependency>
+
+        <!-- Mybatis Plus -->
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-spring-boot3-starter</artifactId>
+            <version>3.5.5</version>
+        </dependency>
+
+        <!-- 工具类: 字符串处理、数字处理、对象操作等 -->
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.12.0</version>
+        </dependency>
+
+        <!-- 支持将 Java 对象转换为 JSON 格式，以及将 JSON 字符串解析为 Java 对象 -->
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>fastjson</artifactId>
+            <version>2.0.0</version>
+        </dependency>
+
+        <!-- JWT令牌 -->
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>4.4.0</version>
+        </dependency>
+
+        <!-- 注解 -->
+        <dependency>
+            <groupId>org.jetbrains</groupId>
+            <artifactId>annotations</artifactId>
+            <version>RELEASE</version>
+            <scope>compile</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <configuration>
+                    <excludes>
+                        <exclude>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                        </exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/jty/expressdistributionsystem/DTO/AddresseeDTO.java

@@ -0,0 +1,14 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+@Data
+public class AddresseeDTO {
+    @NotNull
+    private Long goodsId;
+
+    @NotBlank(message = "取件码不能为空")
+    private String claimCode;
+}

src/main/java/jty/expressdistributionsystem/DTO/EmExpressDTO.java

@@ -0,0 +1,19 @@
+package jty.expressdistributionsystem.DTO;
+
+import jty.expressdistributionsystem.entity.Address;
+import jty.expressdistributionsystem.entity.Goods;
+import jty.expressdistributionsystem.entity.Records;
+import jty.expressdistributionsystem.entity.User;
+import lombok.Data;
+
+@Data
+public class EmExpressDTO {
+    private User sendUser;
+    private User getUser;
+    private User addressee;
+    private User express;
+    private Address addressTo;
+    private Goods goods;
+    private Address addressFrom;
+    private Records records;
+}

src/main/java/jty/expressdistributionsystem/DTO/ExpressListDTO.java

@@ -0,0 +1,30 @@
+package jty.expressdistributionsystem.DTO;
+
+import jty.expressdistributionsystem.entity.Address;
+import jty.expressdistributionsystem.entity.Goods;
+import jty.expressdistributionsystem.entity.Records;
+import jty.expressdistributionsystem.entity.User;
+import lombok.Data;
+
+@Data
+public class ExpressListDTO {
+    private Records records;
+    private Goods goods;
+    private User sender; // 寄件人
+    private User recipient; // 收件人
+    private User addressee; // 签收者
+    private User courier; // 派送的快递员
+    private Address addressFrom; // 从哪里送的
+    private Address addressTo; // 送到哪里
+
+    public ExpressListDTO(Records records, Goods goods, User sender, User recipient, User addressee, User courier, Address addressFrom, Address addressTo) {
+        this.records = records;
+        this.goods = goods;
+        this.sender = sender;
+        this.recipient = recipient;
+        this.addressee = addressee;
+        this.courier = courier;
+        this.addressFrom = addressFrom;
+        this.addressTo = addressTo;
+    }
+}

src/main/java/jty/expressdistributionsystem/DTO/GoodsDTO.java

@@ -0,0 +1,33 @@
+package jty.expressdistributionsystem.DTO;
+
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jty.expressdistributionsystem.validation.inter.ValidQuality;
+import lombok.Data;
+
+@Data
+public class GoodsDTO {
+    @NotBlank(message = "请选择快递公司")
+    private String company;
+
+    @NotBlank(message = "收件人名字不能为空")
+    private String getUserName;
+
+    @NotBlank(message = "快递名称不能为空")
+    private String name;
+
+    /**
+     * 此处不能使用 @NotBlank
+     * NotBlank是用于字符串类型的
+     */
+    @ValidQuality
+    private Double quality;
+
+    @NotBlank(message = "发货地不能为空")
+    private String addressFrom;
+
+    @NotBlank(message = "收件地址不能为空")
+    private String addressTo;
+}

src/main/java/jty/expressdistributionsystem/DTO/GoodsEmDTO.java

@@ -0,0 +1,16 @@
+package jty.expressdistributionsystem.DTO;
+
+import lombok.Data;
+
+@Data
+public class GoodsEmDTO {
+    private String name;
+    private String sendUser;
+    private String getUser;
+    private String employee;
+    private Double quality;
+    private String addressFrom;
+    private String addressTo;
+    private Integer mark;
+    private String addressee;
+}

src/main/java/jty/expressdistributionsystem/DTO/PickUpExpressDTO.java

@@ -0,0 +1,16 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.Data;
+
+@Data
+public class PickUpExpressDTO {
+    @NotBlank(message = "收件人名字不能为空")
+    private String master;
+
+    @NotBlank(message = "快递码不能为空")
+    private String expressCode;
+
+    @NotBlank(message = "取件码不能为空")
+    private String claimCode;
+}

src/main/java/jty/expressdistributionsystem/DTO/RecordsListDTO.java

@@ -0,0 +1,17 @@
+package jty.expressdistributionsystem.DTO;
+
+import jty.expressdistributionsystem.entity.*;
+import lombok.Data;
+
+@Data
+public class RecordsListDTO {
+    private Goods goods; // 查看货物名称
+    private Address addressFrom; // 查看发货地
+    private Address addressTo; // 查看发到哪里
+    private User employee; // 查看快递员
+    private User addressee; // 查看谁签收的
+    private User sendUser; // 查看谁发的
+    private User getUserId; // 查看发给谁的
+    private Code code; // 快递取件码
+    private Records record; // 查看是否被签收
+}

src/main/java/jty/expressdistributionsystem/DTO/SendMessageDTO.java

@@ -0,0 +1,13 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.Data;
+
+@Data
+public class SendMessageDTO {
+    @NotBlank(message = "请选择你的聊天对象")
+    private String toUserName;
+
+    @NotBlank(message = "消息不能为空")
+    private String content;
+}

src/main/java/jty/expressdistributionsystem/DTO/UserLoginByAccountDTO.java

@@ -0,0 +1,20 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Pattern;
+import lombok.Data;
+
+@Data
+public class UserLoginByAccountDTO {
+    @NotBlank(message = "账号不能为空")
+    @Pattern(regexp = "^(?!\\s)([A-Za-z0-9]{1,10})$", message = "账号长度在1-10位之间")
+    private String account;
+
+    @NotBlank(message = "密码不能为空")
+    @Pattern(regexp = "^.+$", message = "密码不能为空")
+    private String password;
+
+    @NotNull
+    private Integer mark;
+}

src/main/java/jty/expressdistributionsystem/DTO/UserModifyInfoDTO.java

@@ -0,0 +1,15 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import lombok.Data;
+
+@Data
+public class UserModifyInfoDTO {
+    @NotBlank(message = "用户名不能为空")
+    private String userName;
+
+    @NotBlank(message = "手机号不能为空")
+    @Pattern(regexp = "^1[3-9]\\d{9}$", message = "手机号不存在")
+    private String phone;
+}

src/main/java/jty/expressdistributionsystem/DTO/UserModifyPasswordDTO.java

@@ -0,0 +1,25 @@
+package jty.expressdistributionsystem.DTO;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import lombok.Data;
+
+@Data
+public class UserModifyPasswordDTO {
+    @NotBlank(message = "旧密码不能为空")
+    @Pattern(regexp = "^.+$", message = "旧密码不能为空")
+    private String oldPassword;
+
+    @NotBlank(message = "新密码不能为空")
+    @Pattern(regexp = "^.+$", message = "新密码不能为空")
+    private String newPassword;
+
+    @NotBlank(message = "再次输入的密码不能为空")
+    @Pattern(regexp = "^.+$", message = "再次输入的密码不能为空")
+    private String reNewPassword;
+
+    @NotBlank(message = "身份证不能为空")
+    @Pattern(regexp = "^[1-9]\\d{5}(18|19|20)\\d{2}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\\d{3}(\\d|X|x)$",
+            message = "身份证格式不正确")
+    private String identity;
+}

src/main/java/jty/expressdistributionsystem/ExpressDistributionSystemApplication.java

@@ -0,0 +1,20 @@
+package jty.expressdistributionsystem;
+
+import lombok.extern.slf4j.Slf4j;
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+@SpringBootApplication
+@MapperScan("jty.expressdistributionsystem.mapper")
+@EnableTransactionManagement
+@Slf4j
+public class ExpressDistributionSystemApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ExpressDistributionSystemApplication.class, args);
+        log.info("猫咪物流启动成功");
+    }
+
+}

src/main/java/jty/expressdistributionsystem/config/CrossOriginConfig.java

@@ -0,0 +1,19 @@
+package jty.expressdistributionsystem.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class CrossOriginConfig implements WebMvcConfigurer {
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET", "HEAD", "POST", "PUT", "DELETE", "OPTIONS", "PATCH")
+                //允许所有的请求方法访问该跨域资源服务器
+                .allowCredentials(true)
+                .maxAge(3600)
+                .allowedHeaders("Authorization", "Content-Type", "Accept", "Origin", "X-Requested-With");
+    }
+}

src/main/java/jty/expressdistributionsystem/config/MyMetaObjectHandler.java

@@ -0,0 +1,22 @@
+package jty.expressdistributionsystem.config;
+
+import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
+import org.apache.ibatis.reflection.MetaObject;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDateTime;
+
+@Component
+public class MyMetaObjectHandler implements MetaObjectHandler {
+    @Override
+    public void insertFill(MetaObject metaObject) {
+        this.strictInsertFill(metaObject, "createTime", LocalDateTime::now, LocalDateTime.class);
+        this.strictInsertFill(metaObject, "updateTime", LocalDateTime::now, LocalDateTime.class);
+    }
+
+    @Override
+    public void updateFill(MetaObject metaObject) {
+        this.strictUpdateFill(metaObject, "updateTime", LocalDateTime::now, LocalDateTime.class);
+    }
+}
+

src/main/java/jty/expressdistributionsystem/config/MybatisPlusConfig.java

@@ -0,0 +1,24 @@
+package jty.expressdistributionsystem.config;
+
+import com.baomidou.mybatisplus.annotation.DbType;
+import com.baomidou.mybatisplus.core.config.GlobalConfig;
+import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+@Configuration
+@MapperScan("jty.expressdistributionsystem.mapper")
+@EnableTransactionManagement
+public class MybatisPlusConfig {
+    // 分页插件
+    @Bean
+    public MybatisPlusInterceptor mybatisPlusInterceptor() {
+        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.MYSQL)); // 如果配置多个插件, 切记分页最后添加
+        // 如果有多数据源可以不配具体类型, 否则都建议配上具体的 DbType
+        return interceptor;
+    }
+}

src/main/java/jty/expressdistributionsystem/config/WebConfig.java

@@ -0,0 +1,18 @@
+package jty.expressdistributionsystem.config;
+
+import jakarta.annotation.Resource;
+import jty.expressdistributionsystem.interceptors.LoginInterceptor;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebConfig implements WebMvcConfigurer {
+    @Resource
+    private LoginInterceptor loginInterceptor;
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(loginInterceptor).excludePathPatterns("/common/register", "/common/loginByAccount");
+    }
+}

src/main/java/jty/expressdistributionsystem/controller/AdminController.java

@@ -0,0 +1,131 @@
+package jty.expressdistributionsystem.controller;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import jakarta.annotation.Resource;
+import jty.expressdistributionsystem.DTO.ExpressListDTO;
+import jty.expressdistributionsystem.DTO.SendMessageDTO;
+import jty.expressdistributionsystem.entity.*;
+import jty.expressdistributionsystem.service.*;
+import jty.expressdistributionsystem.utils.GetIdUtil;
+import jty.expressdistributionsystem.utils.SendMessageUtil;
+import jty.expressdistributionsystem.utils.ThreadLocalUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RestController
+@RequestMapping("/admin")
+@Slf4j
+public class AdminController {
+    @Resource
+    private UserService userService;
+
+    @Resource
+    private MessageService messageService;
+
+    @Resource
+    private RecordsService recordsService;
+
+    @Resource
+    private GoodsService goodsService;
+
+    @Resource
+    private AddressService addressService;
+
+    // 管理员查看用户或者快递员信息(finish)
+    @GetMapping("/infoList")
+    public Result<Page<User>> getUserList(@RequestParam int page, @RequestParam int pageSize, @RequestParam int mark) {
+        if (page <= 0 || pageSize <= 0) {
+            return new Result<>(400, "页码和每页大小必须大于0", null);
+        }
+        // 分页
+        Page<User> pageInfo = new Page<>(page, pageSize);
+        LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
+        // 添加查询条件
+        queryWrapper.eq(User::getMark, mark);
+        // 排序
+        queryWrapper.orderByDesc(User::getLoginTime)
+                .orderByDesc(User::getCreateTime);
+        userService.page(pageInfo, queryWrapper);
+        return new Result<>(200, "", pageInfo);
+    }
+
+    // 拉黑删除快递员或者用户(finish)
+    @DeleteMapping("/delete/{id}")
+    public Result<String> delete(@PathVariable Long id, @RequestParam @NotNull String operation) {
+        User user = userService.getById(id);
+        if (user == null) {
+            return new Result<>(401, "账号不存在", "");
+        }
+        switch (operation) {
+            // 禁用
+            case "0" -> user.setDisabled(1);
+            // 解除禁用
+            case "1" -> user.setDisabled(0);
+            // 直接删除
+            case "2" -> {
+                userService.removeById(user.getId());
+                return new Result<>(200, "删除成功", "");
+            }
+        }
+        userService.updateById(user);
+        return new Result<>(200, "操作成功", "");
+    }
+
+    // 管理员发送消息(finish)
+    @PostMapping("/sendMessage")
+    public Result<String> sendMessage(@RequestBody @Validated SendMessageDTO sendMessageDTO) {
+        Message message = SendMessageUtil.sendMessage(sendMessageDTO, userService);
+        messageService.save(message);
+        return new Result<>(200, "发送成功", "");
+    }
+
+    // 获取正在留言的人的所有聊天记录(finish)
+    @GetMapping("/allMessage")
+    public Result<List<List<Message>>> getAllMessage(@RequestParam Long toId) {
+        Long meId = GetIdUtil.getId();
+        LambdaQueryWrapper<Message> messageLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        List<List<Message>> list = new ArrayList<>();
+        // 先获取自己发给那个人的
+        messageLambdaQueryWrapper.eq(Message::getSendUserId, meId)
+                .eq(Message::getGetUserId, toId);
+        list.add(messageService.list(messageLambdaQueryWrapper));
+        // 再获取别人发给自己的
+        messageLambdaQueryWrapper.clear();
+        messageLambdaQueryWrapper.eq(Message::getGetUserId, meId)
+                .eq(Message::getSendUserId, toId);
+        list.add(messageService.list(messageLambdaQueryWrapper));
+        return new Result<>(200, "", list);
+    }
+
+    // 管理员获取所有快递信息(finish)
+    @GetMapping("/express")
+    public Result<Page<ExpressListDTO>> getAllExpress(@RequestParam int page, @RequestParam int pageSize) {
+        Page<Records> recordsPage = new Page<>(page, pageSize);
+        recordsService.page(recordsPage);
+        List<ExpressListDTO> expressListDTOList = new ArrayList<>();
+        // 获取所有的快递记录
+        List<Records> recordsList = recordsService.list();
+        for (Records records : recordsList) {
+            Goods goods = goodsService.getById(records.getGoodsId());
+            // 查询寄件人、收件人、签收者、快递员信息
+            User sender = userService.getById(records.getSendUserId());
+            User recipient = userService.getById(records.getGetUserId());
+            User addressee = userService.getById(records.getAddresseeId());
+            User courier = userService.getById(records.getExpressId());
+            // 查询地址信息: 从哪里送的 送到哪里
+            Address addressTo = addressService.getById(records.getAddressId());
+            Address addressFrom = addressService.getById(records.getAddressFrom());
+            ExpressListDTO expressListDTO = new ExpressListDTO(records, goods, sender, recipient, addressee, courier, addressFrom, addressTo);
+            expressListDTOList.add(expressListDTO);
+        }
+        Page<ExpressListDTO> expressDTOPage = new Page<>(recordsPage.getCurrent(), recordsPage.getSize(), recordsPage.getTotal());
+        expressDTOPage.setRecords(expressListDTOList);
+        return new Result<>(200, "", expressDTOPage);
+    }
+}

src/main/java/jty/expressdistributionsystem/controller/CommonController.java

@@ -0,0 +1,160 @@
+package jty.expressdistributionsystem.controller;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
+import jakarta.annotation.Resource;
+import jty.expressdistributionsystem.DTO.UserLoginByAccountDTO;
+import jty.expressdistributionsystem.DTO.UserModifyInfoDTO;
+import jty.expressdistributionsystem.DTO.UserModifyPasswordDTO;
+import jty.expressdistributionsystem.entity.Result;
+import jty.expressdistributionsystem.entity.User;
+import jty.expressdistributionsystem.service.UserService;
+import jty.expressdistributionsystem.utils.GetIdUtil;
+import jty.expressdistributionsystem.utils.JwtUtil;
+import jty.expressdistributionsystem.utils.Md5Util;
+import jty.expressdistributionsystem.utils.ThreadLocalUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.concurrent.TimeUnit;
+
+@RestController
+@RequestMapping("/common")
+@Slf4j
+public class CommonController {
+    @Resource
+    private UserService userService;
+
+    @Resource
+    private StringRedisTemplate stringRedisTemplate;
+
+    // 注册(finish)
+    @PostMapping("/register")
+    public Result<String> register(@RequestBody @Validated @NotNull User user) {
+        // 查找用户是否存在
+        QueryWrapper<User> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("user_name", user.getUserName())
+                .or()
+                .eq("account", user.getAccount())
+                .or()
+                .eq("phone", user.getPhone());
+        User u = userService.getOne(queryWrapper);
+        if (u != null) {
+            return new Result<>(409, "账号或用户名或手机号已存在", "");
+        }
+        // 密码加密
+        user.setPassword(Md5Util.getMD5String(user.getPassword()));
+        // 用户数据入库
+        userService.save(user);
+        return new Result<>(200, "注册成功", "");
+    }
+
+    // 通过账号登录(finish)
+    @PostMapping("/loginByAccount")
+    public Result<String> login(@RequestBody @Validated @NotNull UserLoginByAccountDTO userLoginByAccountDTO) {
+        // 删除ThreadLocal存储信息
+        ThreadLocalUtil.remove();
+        // 查询用户是否存在
+        Optional<User> optionalUser = Optional.ofNullable(userService.getOne(new QueryWrapper<User>()
+                .eq("account", userLoginByAccountDTO.getAccount())));
+        if (optionalUser.isEmpty() || !Md5Util.getMD5String(userLoginByAccountDTO.getPassword()).equals(optionalUser.get().getPassword())) {
+            return new Result<>(401, "账号或者密码错误", "");
+        }
+        User user = optionalUser.get();
+        if (!Objects.equals(userLoginByAccountDTO.getMark(), user.getMark())) {
+            return new Result<>(401, "请选择正确身份", "");
+        }
+        if (user.getDisabled() == 1) {
+            return new Result<>(403, "该账号已被禁用, 请联系管理员", "");
+        }
+        user.setLoginTime(LocalDateTime.now());
+        userService.update(user, new UpdateWrapper<User>().eq("id", user.getId()));
+        // 校验通过
+        Map<String, Object> claims = new HashMap<>();
+        claims.put("id", user.getId());
+        ThreadLocalUtil.set(user.getId());
+        claims.put("account", userLoginByAccountDTO.getAccount());
+        // 获取token
+        String token = JwtUtil.genToken(claims);
+        // 存放token到redis当中进行持久化存储
+        ValueOperations<String, String> stringStringValueOperations = stringRedisTemplate.opsForValue();
+        // 设置过期时间(1天)
+        stringStringValueOperations.set(token, token, 1, TimeUnit.DAYS);
+        // 返回token给前端
+        return new Result<>(200, "登录成功", token);
+    }
+
+    // 修改个人信息
+    @PutMapping("/modify")
+    public Result<Object> modifyInfo(@RequestBody @Validated @NotNull UserModifyInfoDTO userModifyInfoDTO) {
+        // 获取登录用户id
+        Long id = GetIdUtil.getId();
+        User user = userService.getById(id);
+        // 检查phone和userName是否与当前用户信息一致
+        boolean isPhoneSame = user.getPhone().equals(userModifyInfoDTO.getPhone());
+        boolean isUserNameSame = user.getUserName().equals(userModifyInfoDTO.getUserName());
+        if (isPhoneSame && isUserNameSame) {
+            return new Result<>(400, "请修改您的信息", "");
+        }
+        QueryWrapper<User> queryWrapper = new QueryWrapper<>();
+        if (!isPhoneSame) {
+            queryWrapper.eq("phone", userModifyInfoDTO.getPhone());
+            if (userService.getOne(queryWrapper) != null) {
+                return new Result<>(400, "该手机号已被注册", "");
+            }
+            user.setPhone(userModifyInfoDTO.getPhone());
+        }
+        queryWrapper.clear();
+        if (!isUserNameSame) {
+            queryWrapper.eq("user_name", userModifyInfoDTO.getUserName());
+            if (userService.getOne(queryWrapper) != null) {
+                return new Result<>(400, "该用户名已被使用", "");
+            }
+            user.setUserName(userModifyInfoDTO.getUserName());
+        }
+        user.setUpdateTime(null);
+        userService.updateById(user);
+        return new Result<>(200, "用户信息修改成功", user);
+    }
+
+    // 修改个人密码
+    @PutMapping("/rePassword")
+    public Result<String> modifyPassword(
+            @RequestBody @Validated @NotNull UserModifyPasswordDTO userModifyPasswordDTO) {
+        // 判断密码
+        if (userModifyPasswordDTO.getOldPassword().equals(userModifyPasswordDTO.getNewPassword())) {
+            return new Result<>(409, "新密码不得和旧密码一致", "");
+        }
+        if (!userModifyPasswordDTO.getNewPassword().equals(userModifyPasswordDTO.getReNewPassword())) {
+            return new Result<>(409, "两次输入密码不相同", "");
+        }
+        Long id = GetIdUtil.getId();
+        User user = userService.getById(id);
+        if (!user.getIdentity().equals(userModifyPasswordDTO.getIdentity())) {
+            return new Result<>(409, "身份证有误", "");
+        }
+        user.setPassword(Md5Util.getMD5String(userModifyPasswordDTO.getNewPassword()));
+        user.setUpdateTime(null);
+        userService.updateById(user);
+        // 删除当前线程的存储信息
+        ThreadLocalUtil.remove();
+        return new Result<>(200, "密码修改成功, 请重新登陆", "");
+    }
+
+    // 获取个人信息(finish)
+    @GetMapping("/info")
+    public Result<User> getInfo() {
+        Long id = GetIdUtil.getId();
+        User user = userService.getById(id);
+        return new Result<>(200, "", user);
+    }
+}

src/main/java/jty/expressdistributionsystem/controller/EmployeeController.java

@@ -0,0 +1,110 @@
+package jty.expressdistributionsystem.controller;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import jakarta.annotation.Resource;
+import jty.expressdistributionsystem.DTO.EmExpressDTO;
+import jty.expressdistributionsystem.DTO.GoodsEmDTO;
+import jty.expressdistributionsystem.entity.*;
+import jty.expressdistributionsystem.service.AddressService;
+import jty.expressdistributionsystem.service.GoodsService;
+import jty.expressdistributionsystem.service.RecordsService;
+import jty.expressdistributionsystem.service.UserService;
+import jty.expressdistributionsystem.utils.GetIdUtil;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RestController
+@RequestMapping("/employee")
+public class EmployeeController {
+    @Resource
+    private RecordsService recordsService;
+
+    @Resource
+    private GoodsService goodsService;
+
+    @Resource
+    private UserService userService;
+
+    @Resource
+    private AddressService addressService;
+
+    // 查询所有自己派送的快递(finish)
+    @GetMapping("/express")
+    public Result<Page<EmExpressDTO>> getAllExpress(@RequestParam int page, @RequestParam int pageSize) {
+        if (page <= 0 || pageSize <= 0) {
+            return new Result<>(400, "页码和每页大小必须大于0", null);
+        }
+        Long expressId = GetIdUtil.getId(); // 获取当前用户的 ID（假设此方法返回当前用户的 expressId）
+        // 根据 expressId 查询 Records 表中的快递记录
+        LambdaQueryWrapper<Records> recordsQueryWrapper = new LambdaQueryWrapper<>();
+        recordsQueryWrapper.eq(Records::getExpressId, expressId)
+                .orderByDesc(Records::getCreateTime); // 按时间降序排序
+        Page<Records> recordsPage = recordsService.page(new Page<>(page, pageSize), recordsQueryWrapper);
+        List<EmExpressDTO> emExpressDTOList = new ArrayList<>();
+        for (Records record : recordsPage.getRecords()) {
+            EmExpressDTO emExpressDTO = new EmExpressDTO();
+            // 查询相关用户（发送者、接收者）
+            User sendUser = userService.getById(record.getSendUserId());
+            User getUser = userService.getById(record.getGetUserId());
+            User addressee = userService.getById(record.getAddresseeId());
+            // 查询地址信息
+            Address addressFrom = addressService.getById(record.getAddressFrom());
+            Address addressTo = addressService.getById(record.getAddressId());
+            // 查询商品信息
+            Goods goods = goodsService.getById(record.getGoodsId());
+            emExpressDTO.setSendUser(sendUser);
+            emExpressDTO.setGetUser(getUser);
+            emExpressDTO.setAddressee(addressee);
+            emExpressDTO.setAddressFrom(addressFrom);
+            emExpressDTO.setAddressTo(addressTo);
+            emExpressDTO.setGoods(goods);
+            emExpressDTO.setRecords(record);
+            emExpressDTOList.add(emExpressDTO);
+        }
+        Page<EmExpressDTO> resultPage = new Page<>(page, pageSize);
+        resultPage.setRecords(emExpressDTOList);
+        resultPage.setTotal(recordsPage.getTotal());
+        return new Result<>(200, "查询成功", resultPage);
+    }
+
+
+    // 查询单件快递信息
+    @PostMapping("/expressInfo")
+    public Result<GoodsEmDTO> getExpressInfo(@RequestParam String expressCode) {
+        if (expressCode.isEmpty()) {
+            return new Result<>(404, "快递不存在", null);
+        }
+        LambdaQueryWrapper<Goods> goodsLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        goodsLambdaQueryWrapper.eq(Goods::getExpressCode, expressCode);
+        Goods goods = goodsService.getOne(goodsLambdaQueryWrapper);
+        if (goods == null) {
+            return new Result<>(404, "快递不存在", null);
+        }
+        LambdaQueryWrapper<Records> recordsLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        recordsLambdaQueryWrapper.eq(Records::getGoodsId, goods.getId());
+        Records records = recordsService.getOne(recordsLambdaQueryWrapper);
+        User sendUser = userService.getById(goods.getSendUserId());
+        User getUser = userService.getById(goods.getGetUserId());
+        User employee = userService.getById(records.getExpressId());
+        Address addressFrom = addressService.getById(records.getAddressFrom());
+        Address addressTo = addressService.getById(records.getAddressId());
+        User addressee = userService.getById(records.getAddresseeId());
+        // 填充DTO
+        GoodsEmDTO goodsEmDTO = new GoodsEmDTO();
+        goodsEmDTO.setName(goods.getName());
+        goodsEmDTO.setSendUser(sendUser.getUserName());
+        goodsEmDTO.setGetUser(getUser.getUserName());
+        goodsEmDTO.setQuality(goods.getQuality());
+        goodsEmDTO.setAddressFrom(addressFrom.getAddress());
+        goodsEmDTO.setAddressTo(addressTo.getAddress());
+        goodsEmDTO.setMark(records.getMark());
+        goodsEmDTO.setEmployee(employee.getUserName());
+        if (addressee != null) {
+            goodsEmDTO.setAddressee(addressee.getUserName());
+        }
+        return new Result<>(200, "查询成功", goodsEmDTO);
+    }
+}

src/main/java/jty/expressdistributionsystem/controller/UserController.java

@@ -0,0 +1,336 @@
+package jty.expressdistributionsystem.controller;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import jakarta.annotation.Resource;
+import jty.expressdistributionsystem.DTO.*;
+import jty.expressdistributionsystem.entity.*;
+import jty.expressdistributionsystem.service.*;
+import jty.expressdistributionsystem.utils.ClaimCodeUtil;
+import jty.expressdistributionsystem.utils.ExpressCodeUtil;
+import jty.expressdistributionsystem.utils.GetIdUtil;
+import jty.expressdistributionsystem.utils.SendMessageUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.*;
+
+@RestController
+@RequestMapping("/user")
+public class UserController {
+    @Resource
+    private UserService userService;
+
+    @Resource
+    private MessageService messageService;
+
+    @Resource
+    private RecordsService recordsService;
+
+    @Resource
+    private CodeService codeService;
+
+    @Resource
+    private GoodsService goodsService;
+
+    @Resource
+    private AddressService addressService;
+
+    // 用户发消息(finish)
+    @PostMapping("/sendMessage")
+    public Result<String> sendMessage(@Validated @RequestBody SendMessageDTO sendMessageDTO) {
+        Message message = SendMessageUtil.sendMessage(sendMessageDTO, userService);
+        messageService.save(message);
+        return new Result<>(200, "发送成功", "");
+    }
+
+    // 给快递员点赞(finish)
+    @PostMapping("/likes")
+    public Result<String> like(@RequestParam Long id) {
+        User employee = userService.getById(id);
+        employee.setLikes(employee.getLikes() + 1);
+        userService.updateById(employee);
+        return new Result<>(200, "点赞成功", "");
+    }
+
+    // 用户查看发给别人消息(finish)
+    @GetMapping("/sendToMessage")
+    public Result<List<Message>> sendToMessage(@RequestParam String toUserName) {
+        LambdaQueryWrapper<User> userLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        userLambdaQueryWrapper.eq(User::getUserName, toUserName);
+        User toUser = userService.getOne(userLambdaQueryWrapper);
+        Long userId = GetIdUtil.getId();
+        LambdaQueryWrapper<Message> messageLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        messageLambdaQueryWrapper.eq(Message::getSendUserId, userId)
+                .eq(Message::getGetUserId, toUser.getId());
+        List<Message> list = messageService.list(messageLambdaQueryWrapper);
+        return new Result<>(200, "", list);
+    }
+
+    // 用户查看别人发给自己的消息(finish)
+    @GetMapping("/getFromMessage")
+    public Result<List<Message>> getFromMessage(@RequestParam Long id) {
+        LambdaQueryWrapper<Message> messageLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        messageLambdaQueryWrapper.eq(Message::getGetUserId, id);
+        messageLambdaQueryWrapper.orderByDesc(Message::getMark)
+                .orderByDesc(Message::getCreateTime);
+        List<Message> list = messageService.list(messageLambdaQueryWrapper);
+        return new Result<>(200, "", list);
+    }
+
+    // 用户确认查看消息(finish)
+    @PostMapping("/confirmMessage")
+    public Result<String> confirmMessage(@RequestParam Long id) {
+        Message message = messageService.getById(id);
+        message.setMark(0);
+        messageService.updateById(message);
+        return new Result<>(200, "消息查看成功", "");
+    }
+
+    // 用户删除聊天消息(finish)
+    @DeleteMapping("/deleteMsg")
+    public Result<String> deleteMessage(@RequestParam Long id) {
+        messageService.removeById(id);
+        return new Result<>(200, "消息删除成功", "");
+    }
+
+    // 用户新建快递地址(finish)
+    @PostMapping("/addAddress")
+    public Result<String> addAddress(@RequestBody @Validated Address address) {
+        // 查询快递地址是否已经存在
+        LambdaQueryWrapper<Address> addressLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        addressLambdaQueryWrapper.eq(Address::getAddress, address.getAddress());
+        Address getAddress = addressService.getOne(addressLambdaQueryWrapper);
+        if (getAddress != null) {
+            return new Result<>(409, "该地址已存在", "");
+        }
+        addressService.save(address);
+        return new Result<>(200, "地址创建成功", "");
+    }
+
+    // 用户获取自己写过的地址(finish)
+    @GetMapping("/getAddress")
+    public Result<List<Address>> listAddress(@RequestParam Long id) {
+        LambdaQueryWrapper<Address> addressLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        addressLambdaQueryWrapper.eq(Address::getUserId, id)
+                .orderByDesc(Address::getAddress);
+        List<Address> list = addressService.list(addressLambdaQueryWrapper);
+        return new Result<>(200, "", list);
+    }
+
+    // 用户获取自己所有的快递记录(finish)
+    @GetMapping("/history")
+    public Result<Page<RecordsListDTO>> getHistory(@RequestParam int page, @RequestParam int pageSize) {
+        if (page <= 0 || pageSize <= 0) {
+            return new Result<>(400, "页码和每页大小必须大于0", null);
+        }
+        Long userId = GetIdUtil.getId(); // 获取当前用户的ID
+        List<Records> recordsList = new ArrayList<>();
+        // 查询作为收件人的快递记录
+        LambdaQueryWrapper<Records> recordsLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        recordsLambdaQueryWrapper.eq(Records::getGetUserId, userId);
+        // 添加排序条件
+        recordsLambdaQueryWrapper.orderByAsc(Records::getMark)
+                .orderByDesc(Records::getCreateTime);
+        List<Records> receivedRecords = recordsService.list(recordsLambdaQueryWrapper);
+        recordsLambdaQueryWrapper.clear();
+        recordsList.addAll(receivedRecords);
+        // 查询作为寄件人的快递记录
+        recordsLambdaQueryWrapper.eq(Records::getSendUserId, userId);
+        // 添加排序条件
+        recordsLambdaQueryWrapper.orderByAsc(Records::getMark)
+                .orderByDesc(Records::getCreateTime);
+        List<Records> sentRecords = recordsService.list(recordsLambdaQueryWrapper);
+        recordsList.addAll(sentRecords);
+        // 分页处理
+        int totalRecords = recordsList.size();
+        int fromIndex = Math.min(pageSize * (page - 1), totalRecords);
+        int toIndex = Math.min(fromIndex + pageSize, totalRecords);
+        List<Records> pagedRecords = recordsList.subList(fromIndex, toIndex);
+        // 封装成GoodsListDTO
+        List<RecordsListDTO> recordsListDTOList = new ArrayList<>();
+        for (Records records : pagedRecords) {
+            Goods goods = goodsService.getById(records.getGoodsId());
+            User sender = userService.getById(records.getSendUserId());
+            User recipient = userService.getById(records.getGetUserId());
+            User addressee = userService.getById(records.getAddresseeId());
+            User courier = userService.getById(records.getExpressId());
+            Address addressFrom = addressService.getById(records.getAddressFrom());
+            Address addressTo = addressService.getById(records.getAddressId());
+            LambdaQueryWrapper<Code> codeLambdaQueryWrapper = new LambdaQueryWrapper<>();
+            codeLambdaQueryWrapper.eq(Code::getGoodsId, goods.getId());
+            Code code = codeService.getOne(codeLambdaQueryWrapper);
+            RecordsListDTO recordsListDTO = new RecordsListDTO();
+            recordsListDTO.setGoods(goods);
+            recordsListDTO.setAddressFrom(addressFrom);
+            recordsListDTO.setAddressTo(addressTo);
+            recordsListDTO.setEmployee(courier);
+            recordsListDTO.setAddressee(addressee);
+            recordsListDTO.setSendUser(sender);
+            recordsListDTO.setGetUserId(recipient);
+            recordsListDTO.setCode(code);
+            recordsListDTO.setRecord(records);
+            recordsListDTOList.add(recordsListDTO);
+        }
+        Page<RecordsListDTO> goodsDTOPage = new Page<>(page, pageSize, totalRecords);
+        goodsDTOPage.setRecords(recordsListDTOList);
+        return new Result<>(200, "", goodsDTOPage);
+    }
+
+    // 用户寄件(完成)
+    @PostMapping("/shipment")
+    public Result<String> shipmentExpress(@RequestBody @Validated @NotNull GoodsDTO goodsDTO) {
+        // 判断用户是否存在
+        LambdaQueryWrapper<User> userLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        userLambdaQueryWrapper.eq(User::getUserName, goodsDTO.getGetUserName());
+        User getUser = userService.getOne(userLambdaQueryWrapper);
+        if (getUser == null) {
+            return new Result<>(404, "用户不存在", null);
+        }
+        userLambdaQueryWrapper.clear();
+        // 判断地址是否存在
+        LambdaQueryWrapper<Address> addressLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        addressLambdaQueryWrapper.eq(Address::getAddress, goodsDTO.getAddressTo());
+        Address address = addressService.getOne(addressLambdaQueryWrapper);
+        if (address == null) {
+            return new Result<>(404, "地址不存在", null);
+        }
+        addressLambdaQueryWrapper.clear();
+        // 如果寄件和收件是一个地方，禁止
+        if (goodsDTO.getAddressFrom().equals(goodsDTO.getAddressTo())) {
+            return new Result<>(400, "寄件和收件不能是同一个地方", null);
+        }
+        // 生成快递码
+        String expressCode = ExpressCodeUtil.getExpressCode(goodsDTO.getCompany());
+        // 生成取件码
+        String claimCode = ClaimCodeUtil.getClaimCode(goodsDTO.getCompany());
+        Goods goods = new Goods();
+        goods.setSendUserId(GetIdUtil.getId());
+        goods.setGetUserId(getUser.getId());
+        goods.setExpressCode(expressCode);
+        goods.setName(goodsDTO.getName());
+        goods.setQuality(goodsDTO.getQuality());
+        goodsService.save(goods);
+        // 存进历史记录
+        // 寄件方位置
+        addressLambdaQueryWrapper.eq(Address::getAddress, goodsDTO.getAddressFrom());
+        Address addressFrom = addressService.getOne(addressLambdaQueryWrapper);
+        Records records = new Records();
+        records.setAddressFrom(addressFrom.getId());
+        records.setSendUserId(GetIdUtil.getId());
+        records.setGetUserId(getUser.getId());
+        records.setAddressId(address.getId());
+        records.setGoodsId(goods.getId());
+        // 系统自动分配快递员
+        userLambdaQueryWrapper.eq(User::getMark, 1);
+        List<User> list = userService.list(userLambdaQueryWrapper);
+        Collections.shuffle(list);
+        User user = list.get(0);
+        records.setExpressId(user.getId());
+        recordsService.save(records);
+        Code code = new Code();
+        code.setClaim(claimCode);
+        code.setGoodsId(goods.getId());
+        codeService.save(code);
+        return new Result<>(200, "寄件成功", "");
+    }
+
+    // 用户收件(finish)
+    @PostMapping("/addressee")
+    public Result<String> addressee(@Validated @RequestBody AddresseeDTO addresseeDTO) {
+        // 判断是不是自己的快递
+        Long goodsId = addresseeDTO.getGoodsId();
+        Goods goods = goodsService.getById(goodsId);
+        if (goods.getGetUserId().compareTo(GetIdUtil.getId()) != 0) {
+            return new Result<>(401, "签收他人快递请选择代取功能", "");
+        }
+        QueryWrapper<Code> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("goods_id", goodsId);
+        Code code = codeService.getOne(queryWrapper);
+        // 判断取件码是否输入正确
+        if (!code.getClaim().equals(addresseeDTO.getClaimCode())) {
+            return new Result<>(401, "请输入正确的取件码", "");
+        }
+        QueryWrapper<Records> recordsQueryWrapper = new QueryWrapper<>();
+        recordsQueryWrapper.eq("goods_id", goodsId);
+        Records records = recordsService.getOne(recordsQueryWrapper);
+        records.setMark(1);
+        // 设置取件人
+        records.setAddresseeId(GetIdUtil.getId());
+        recordsService.updateById(records);
+        return new Result<>(200, "取件成功", "");
+    }
+
+    // 用户代取快递(finish)
+    @PostMapping("/pickUp")
+    public Result<String> pickUpExpress(@RequestBody @Validated PickUpExpressDTO pickUpExpressDTO) {
+        // 查询快递原主人信息
+        QueryWrapper<User> userQueryWrapper = new QueryWrapper<>();
+        userQueryWrapper.eq("user_name", pickUpExpressDTO.getMaster());
+        User master = userService.getOne(userQueryWrapper);
+        if (master == null) {
+            return new Result<>(404, "该用户不存在", "");
+        }
+        // 查询快递信息
+        QueryWrapper<Goods> goodsQueryWrapper = new QueryWrapper<>();
+        goodsQueryWrapper.eq("express_code", pickUpExpressDTO.getExpressCode());
+        Goods goods = goodsService.getOne(goodsQueryWrapper);
+        if (goods == null) {
+            return new Result<>(404, "快递不存在", "");
+        }
+        // 代取
+        QueryWrapper<Records> recordsQueryWrapper = new QueryWrapper<>();
+        recordsQueryWrapper.eq("goods_id", goods.getId());
+        Records records = recordsService.getOne(recordsQueryWrapper);
+        if (records.getMark() == 1) {
+            return new Result<>(404, "快递已被签收", "");
+        }
+        records.setMark(1);
+        records.setAddresseeId(GetIdUtil.getId());
+        recordsService.updateById(records);
+        return new Result<>(200, "代取成功", "");
+    }
+
+    // 用户查询快递(完成)
+    @GetMapping("/query")
+    public Result<Goods> queryGoods(@RequestParam String queryCode, @RequestParam Long queryId) {
+        if (queryCode.isEmpty()) {
+            return new Result<>(400, "查询失败", null);
+        }
+        Long id = GetIdUtil.getId();
+        LambdaQueryWrapper<Goods> goodsLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        if (Objects.equals(id, queryId)) {
+            goodsLambdaQueryWrapper.eq(Goods::getExpressCode, queryCode);
+            Goods goods = goodsService.getOne(goodsLambdaQueryWrapper);
+            return new Result<>(200, "查询成功", goods);
+        } else {
+            goodsLambdaQueryWrapper.eq(Goods::getExpressCode, queryCode)
+                    .eq(Goods::getGetUserId, queryId);
+            Goods goods = goodsService.getOne(goodsLambdaQueryWrapper);
+            if (goods == null) {
+                return new Result<>(404, "请输入正确的快递单号, 或您不是快递的收件人或者邮寄人", null);
+            } else {
+                return new Result<>(200, "查询成功", goods);
+            }
+        }
+    }
+
+    // 用户查询用户信息(完成)
+    @GetMapping("/queryInfo")
+    public Result<String> queryInfo(@RequestParam Long otherId) {
+        User user = userService.getById(otherId);
+        return new Result<>(200, "", user.getUserName());
+    }
+
+    // 用户获取单个快递历史记录(完成)
+    @GetMapping("/singleHistory")
+    public Result<Records> singleHistory(@RequestParam String goodsId) {
+        LambdaQueryWrapper<Records> recordsLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        recordsLambdaQueryWrapper.eq(Records::getGoodsId, goodsId);
+        Records records = recordsService.getOne(recordsLambdaQueryWrapper);
+        return new Result<>(200, "", records);
+    }
+}

src/main/java/jty/expressdistributionsystem/entity/Address.java

@@ -0,0 +1,33 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Data
+@TableName("address")
+public class Address implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("user_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long userId;
+
+    @TableField("address")
+    @NotBlank(message = "地址不能为空")
+    private String address;
+}

src/main/java/jty/expressdistributionsystem/entity/Code.java

@@ -0,0 +1,33 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Data
+@TableName("code")
+public class Code implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("goods_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long goodsId;
+
+    @TableField("claim")
+    @NotBlank(message = "取件码不能为空")
+    private String claim;
+}

src/main/java/jty/expressdistributionsystem/entity/Goods.java

@@ -0,0 +1,48 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jty.expressdistributionsystem.validation.inter.ValidQuality;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@TableName("goods")
+@Data
+public class Goods implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("send_user_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long sendUserId;
+
+    @TableField("get_user_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long getUserId;
+
+    @TableField("express_code")
+    @NotBlank(message = "快递码未生成, 请重新填写信息")
+    private String expressCode;
+
+    @TableField("name")
+    @NotBlank(message = "快递名称不能为空")
+    private String name;
+
+    @TableField("quality")
+    @NotBlank(message = "快递重量不能为空")
+    @ValidQuality
+    private Double quality;
+}

src/main/java/jty/expressdistributionsystem/entity/Message.java

@@ -0,0 +1,48 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.FieldFill;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import lombok.Data;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+@Data
+public class Message implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("content")
+    private String content;
+
+    @TableField("send_user_id")
+    @NotNull
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long sendUserId;
+
+    @TableField("get_user_id")
+    @NotNull
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long getUserId;
+
+    @TableField(value = "create_time", fill = FieldFill.INSERT)
+    private LocalDateTime createTime;
+
+    @TableField(value = "update_time", fill = FieldFill.INSERT_UPDATE)
+    private LocalDateTime updateTime;
+
+    @TableField("mark")
+    private Integer mark;
+
+    public Message() {
+    }
+}

src/main/java/jty/expressdistributionsystem/entity/Records.java

@@ -0,0 +1,65 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.FieldFill;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+@Data
+@TableName("records")
+public class Records implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("send_user_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long sendUserId;
+
+    @TableField("get_user_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long getUserId;
+
+    @TableField("express_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long expressId;
+
+    @TableField("goods_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    @NotNull
+    private Long goodsId;
+
+    @TableField("mark")
+    private Integer mark;
+
+    // 从哪里送的
+    @TableField("address_from")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long addressFrom;
+
+    // 送到哪里
+    @TableField("address_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long addressId;
+
+    @TableField("addressee_id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long addresseeId;
+
+    @TableField(value = "create_time", fill = FieldFill.INSERT)
+    private LocalDateTime createTime;
+}

src/main/java/jty/expressdistributionsystem/entity/Result.java

@@ -0,0 +1,18 @@
+package jty.expressdistributionsystem.entity;
+
+import lombok.Data;
+
+@Data
+public class Result<T> {
+    private int code;
+
+    private String message;
+
+    private T data;
+
+    public Result(int code, String message, T data) {
+        this.code = code;
+        this.message = message;
+        this.data = data;
+    }
+}

src/main/java/jty/expressdistributionsystem/entity/User.java

@@ -0,0 +1,68 @@
+package jty.expressdistributionsystem.entity;
+
+import com.baomidou.mybatisplus.annotation.FieldFill;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+@Data
+@TableName("user")
+public class User implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @TableId("id")
+    @JsonSerialize(using = ToStringSerializer.class)
+    private Long id;
+
+    @TableField("user_name")
+    @NotBlank(message = "用户名不能为空")
+    private String userName;
+
+    @TableField("account")
+    @NotBlank(message = "账号不能为空")
+    @Pattern(regexp = "^(?!\\s)([A-Za-z0-9]{1,10})$", message = "账号长度在1-10位之间")
+    private String account;
+
+    @TableField("phone")
+    @NotBlank(message = "手机号不能为空")
+    @Pattern(regexp = "^1[3-9]\\d{9}$", message = "手机号有误")
+    private String phone;
+
+    @TableField("password")
+    @NotBlank(message = "密码不能为空")
+    @Pattern(regexp = "^.+$", message = "密码不能为空")
+    private String password;
+
+    @TableField("identity")
+    @NotBlank(message = "身份证不能为空")
+    @Pattern(regexp = "^[1-9]\\d{5}(18|19|20)\\d{2}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\\d{3}(\\d|X|x)$", message = "身份证有误")
+    private String identity;
+
+    @TableField("mark")
+    private Integer mark;
+
+    @TableField("likes")
+    private Integer likes;
+
+    @TableField("disabled")
+    private Integer disabled;
+
+    @TableField(value = "create_time", fill = FieldFill.INSERT)
+    private LocalDateTime createTime;
+
+    @TableField(value = "login_time")
+    private LocalDateTime loginTime;
+
+    @TableField(value = "update_time", fill = FieldFill.INSERT_UPDATE)
+    private LocalDateTime updateTime;
+}

src/main/java/jty/expressdistributionsystem/interceptors/GlobalExceptionHandler.java

@@ -0,0 +1,22 @@
+package jty.expressdistributionsystem.interceptors;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<Map<String, String>> handleValidationExceptions(MethodArgumentNotValidException ex) {
+        Map<String, String> errors = new HashMap<>();
+        ex.getBindingResult().getFieldErrors().forEach(error ->
+                errors.put(error.getField(), error.getDefaultMessage())
+        );
+        return new ResponseEntity<>(errors, HttpStatus.BAD_REQUEST);
+    }
+}

src/main/java/jty/expressdistributionsystem/interceptors/LoginInterceptor.java

@@ -0,0 +1,52 @@
+package jty.expressdistributionsystem.interceptors;
+
+import jakarta.annotation.Resource;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jty.expressdistributionsystem.utils.JwtUtil;
+import jty.expressdistributionsystem.utils.ThreadLocalUtil;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+import java.util.Map;
+
+//注入到IOC容器
+@Component
+public class LoginInterceptor implements HandlerInterceptor {
+    @Resource
+    private StringRedisTemplate stringRedisTemplate;
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, @NotNull HttpServletResponse response, @NotNull Object handler) {
+        // 令牌验证
+        String token = request.getHeader("Authorization");
+        try {
+            // 从redis获取相同的token
+            ValueOperations<String, String> stringStringValueOperations = stringRedisTemplate.opsForValue();
+            String redisToken = stringStringValueOperations.get(token);
+            if (redisToken == null) {
+                // 说明token失效
+                throw new RuntimeException();
+            }
+            Map<String, Object> claims = JwtUtil.parseToken(token);
+            // 把数据存储到ThreadLocal当中
+            ThreadLocalUtil.set(claims);
+            // 放行
+            return true;
+        } catch (Exception e) {
+            // http响应状态码为401
+            response.setStatus(401);
+            // 不放行
+            return false;
+        }
+    }
+
+    @Override
+    public void afterCompletion(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response, @NotNull Object handler, Exception ex) {
+        // 清空ThreadLocal当中的数据，防止内存泄露
+        ThreadLocalUtil.remove();
+    }
+}

src/main/java/jty/expressdistributionsystem/mapper/AddressMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.Address;
+
+public interface AddressMapper extends BaseMapper<Address> {
+}

src/main/java/jty/expressdistributionsystem/mapper/CodeMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.Code;
+
+public interface CodeMapper extends BaseMapper<Code> {
+}

src/main/java/jty/expressdistributionsystem/mapper/GoodsMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.Goods;
+
+public interface GoodsMapper extends BaseMapper<Goods> {
+}

src/main/java/jty/expressdistributionsystem/mapper/MessageMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.Message;
+
+public interface MessageMapper extends BaseMapper<Message> {
+}

src/main/java/jty/expressdistributionsystem/mapper/RecordsMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.Records;
+
+public interface RecordsMapper extends BaseMapper<Records> {
+}

src/main/java/jty/expressdistributionsystem/mapper/UserMapper.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import jty.expressdistributionsystem.entity.User;
+
+public interface UserMapper extends BaseMapper<User> {
+}

src/main/java/jty/expressdistributionsystem/service/AddressService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.Address;
+
+public interface AddressService extends IService<Address> {
+}

src/main/java/jty/expressdistributionsystem/service/CodeService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.Code;
+
+public interface CodeService extends IService<Code> {
+}

src/main/java/jty/expressdistributionsystem/service/GoodsService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.Goods;
+
+public interface GoodsService extends IService<Goods> {
+}

src/main/java/jty/expressdistributionsystem/service/MessageService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.Message;
+
+public interface MessageService extends IService<Message> {
+}

src/main/java/jty/expressdistributionsystem/service/RecordsService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.Records;
+
+public interface RecordsService extends IService<Records> {
+}

src/main/java/jty/expressdistributionsystem/service/UserService.java

@@ -0,0 +1,7 @@
+package jty.expressdistributionsystem.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import jty.expressdistributionsystem.entity.User;
+
+public interface UserService extends IService<User> {
+}

src/main/java/jty/expressdistributionsystem/service/impl/AddressServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.Address;
+import jty.expressdistributionsystem.mapper.AddressMapper;
+import jty.expressdistributionsystem.service.AddressService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AddressServiceImpl extends ServiceImpl<AddressMapper, Address> implements AddressService {
+}

src/main/java/jty/expressdistributionsystem/service/impl/CodeServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.Code;
+import jty.expressdistributionsystem.mapper.CodeMapper;
+import jty.expressdistributionsystem.service.CodeService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class CodeServiceImpl extends ServiceImpl<CodeMapper, Code> implements CodeService {
+}

src/main/java/jty/expressdistributionsystem/service/impl/GoodsServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.Goods;
+import jty.expressdistributionsystem.mapper.GoodsMapper;
+import jty.expressdistributionsystem.service.GoodsService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class GoodsServiceImpl extends ServiceImpl<GoodsMapper, Goods> implements GoodsService {
+}

src/main/java/jty/expressdistributionsystem/service/impl/MessageServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.Message;
+import jty.expressdistributionsystem.mapper.MessageMapper;
+import jty.expressdistributionsystem.service.MessageService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class MessageServiceImpl extends ServiceImpl<MessageMapper, Message> implements MessageService {
+}

src/main/java/jty/expressdistributionsystem/service/impl/RecordsServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.Records;
+import jty.expressdistributionsystem.mapper.RecordsMapper;
+import jty.expressdistributionsystem.service.RecordsService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class RecordsServiceImpl extends ServiceImpl<RecordsMapper, Records> implements RecordsService {
+}

src/main/java/jty/expressdistributionsystem/service/impl/UserServiceImpl.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import jty.expressdistributionsystem.entity.User;
+import jty.expressdistributionsystem.mapper.UserMapper;
+import jty.expressdistributionsystem.service.UserService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements UserService {
+}

src/main/java/jty/expressdistributionsystem/utils/ClaimCodeUtil.java

@@ -0,0 +1,19 @@
+package jty.expressdistributionsystem.utils;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
+
+public class ClaimCodeUtil {
+    public static @NotNull String getClaimCode(String company) {
+        // 获取当前时间
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
+        String timeStamp = sdf.format(new Date());
+        // 生成唯一标识符
+        String uniqueId = UUID.randomUUID().toString().replace("-", "").substring(0, 6);
+        // 将公司名、时间戳和唯一ID组合成取件码
+        return company.toUpperCase() + timeStamp + uniqueId;
+    }
+}

src/main/java/jty/expressdistributionsystem/utils/ExpressCodeUtil.java

@@ -0,0 +1,18 @@
+package jty.expressdistributionsystem.utils;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
+
+public class ExpressCodeUtil {
+    public static @NotNull String getExpressCode(String company) {
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
+        String timeStamp = sdf.format(new Date());
+        // 生成唯一标识符
+        String uniqueId = UUID.randomUUID().toString().replace("-", "").substring(0, 8);
+        // 将公司名、时间戳和唯一ID组合成快递码
+        return company.toUpperCase() + timeStamp + uniqueId;
+    }
+}

src/main/java/jty/expressdistributionsystem/utils/GetIdUtil.java

@@ -0,0 +1,11 @@
+package jty.expressdistributionsystem.utils;
+
+import java.util.Map;
+
+public class GetIdUtil {
+    private static final Map<String, Object> claims = ThreadLocalUtil.get();
+
+    public static Long getId() {
+        return (Long) claims.get("id");
+    }
+}

src/main/java/jty/expressdistributionsystem/utils/JwtUtil.java

@@ -0,0 +1,34 @@
+package jty.expressdistributionsystem.utils;
+
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.algorithms.Algorithm;
+
+import java.util.Date;
+import java.util.Map;
+
+/**
+ * JWT检验
+ */
+public class JwtUtil {
+
+    private static final String KEY = "catSys";
+
+    // 接收业务数据,生成token并返回
+    public static String genToken(Map<String, Object> claims) {
+        return JWT.create()
+                .withClaim("claims", claims)
+                // 一天过期
+                .withExpiresAt(new Date(System.currentTimeMillis() + 1000 * 60 * 60 * 24))
+                .sign(Algorithm.HMAC256(KEY));
+    }
+
+    // 接收token,验证token,并返回业务数据
+    public static Map<String, Object> parseToken(String token) {
+        return JWT.require(Algorithm.HMAC256(KEY))
+                .build()
+                .verify(token)
+                .getClaim("claims")
+                .asMap();
+    }
+
+}

src/main/java/jty/expressdistributionsystem/utils/Md5Util.java

@@ -0,0 +1,56 @@
+package jty.expressdistributionsystem.utils;
+
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+public class Md5Util {
+    protected static char hexDigits[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+
+    protected static MessageDigest messagedigest = null;
+
+    static {
+        try {
+            messagedigest = MessageDigest.getInstance("MD5");
+        } catch (NoSuchAlgorithmException nsaex) {
+            System.err.println(Md5Util.class.getName() + "初始化失败，MessageDigest不支持MD5Util。");
+            nsaex.printStackTrace();
+        }
+    }
+
+    public static String getMD5String(String s) {
+        return getMD5String(s.getBytes());
+    }
+
+    public static boolean checkPassword(String password, String md5PwdStr) {
+        String s = getMD5String(password);
+        return s.equals(md5PwdStr);
+    }
+
+
+    public static String getMD5String(byte[] bytes) {
+        messagedigest.update(bytes);
+        return bufferToHex(messagedigest.digest());
+    }
+
+    private static String bufferToHex(byte bytes[]) {
+        return bufferToHex(bytes, 0, bytes.length);
+    }
+
+    private static String bufferToHex(byte bytes[], int m, int n) {
+        StringBuffer stringbuffer = new StringBuffer(2 * n);
+        int k = m + n;
+        for (int l = m; l < k; l++) {
+            appendHexPair(bytes[l], stringbuffer);
+        }
+        return stringbuffer.toString();
+    }
+
+    private static void appendHexPair(byte bt, StringBuffer stringbuffer) {
+        char c0 = hexDigits[(bt & 0xf0) >> 4];
+        char c1 = hexDigits[bt & 0xf];
+        stringbuffer.append(c0);
+        stringbuffer.append(c1);
+    }
+
+}

src/main/java/jty/expressdistributionsystem/utils/SendMessageUtil.java

@@ -0,0 +1,23 @@
+package jty.expressdistributionsystem.utils;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import jty.expressdistributionsystem.DTO.SendMessageDTO;
+import jty.expressdistributionsystem.entity.Message;
+import jty.expressdistributionsystem.entity.User;
+import jty.expressdistributionsystem.service.UserService;
+import org.jetbrains.annotations.NotNull;
+
+public class SendMessageUtil {
+
+    public static Message sendMessage(@NotNull SendMessageDTO sendMessageDTO, UserService userService) {
+        Long sendId = GetIdUtil.getId();
+        Message message = new Message();
+        message.setSendUserId(sendId);
+        LambdaQueryWrapper<User> userLambdaQueryWrapper = new LambdaQueryWrapper<>();
+        userLambdaQueryWrapper.eq(User::getUserName, sendMessageDTO.getToUserName());
+        User user = userService.getOne(userLambdaQueryWrapper);
+        message.setGetUserId(user.getId());
+        message.setContent(sendMessageDTO.getContent());
+        return message;
+    }
+}

src/main/java/jty/expressdistributionsystem/utils/ThreadLocalUtil.java

@@ -0,0 +1,25 @@
+package jty.expressdistributionsystem.utils;
+
+/**
+ * 方便获取Id
+ */
+@SuppressWarnings("all")
+public class ThreadLocalUtil {
+    //提供ThreadLocal对象
+    private static final ThreadLocal THREAD_LOCAL = new ThreadLocal();
+
+    //根据键获取值
+    public static <T> T get() {
+        return (T) THREAD_LOCAL.get();
+    }
+
+    //存储键值对
+    public static void set(Object value) {
+        THREAD_LOCAL.set(value);
+    }
+
+    //清除ThreadLocal 防止内存泄漏
+    public static void remove() {
+        THREAD_LOCAL.remove();
+    }
+}

src/main/java/jty/expressdistributionsystem/validation/QualityValidator.java

@@ -0,0 +1,13 @@
+package jty.expressdistributionsystem.validation;
+
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jty.expressdistributionsystem.validation.inter.ValidQuality;
+
+public class QualityValidator implements ConstraintValidator<ValidQuality, Double> {
+
+    @Override
+    public boolean isValid(Double value, ConstraintValidatorContext context) {
+        return value != null && value > 0; // 确保数值不为null且大于0
+    }
+}

src/main/java/jty/expressdistributionsystem/validation/inter/ValidQuality.java

@@ -0,0 +1,21 @@
+package jty.expressdistributionsystem.validation.inter;
+
+import jakarta.validation.Constraint;
+import jakarta.validation.Payload;
+import jty.expressdistributionsystem.validation.QualityValidator;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Constraint(validatedBy = QualityValidator.class) // 指定验证器
+@Target({ ElementType.FIELD, ElementType.METHOD, ElementType.ANNOTATION_TYPE, ElementType.PARAMETER })
+@Retention(RetentionPolicy.RUNTIME)
+public @interface ValidQuality {
+    String message() default "快递重量必须大于0";
+
+    Class<?>[] groups() default {};
+
+    Class<? extends Payload>[] payload() default {};
+}

src/main/resources/application.yml

@@ -0,0 +1,29 @@
+server:
+  port: 5678
+
+spring:
+  application:
+    #应用名称
+    name: ExpressSys
+  datasource:
+    #配置数据库信息
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/distribution?serverTimezone=Asia/Shanghai&useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNull&useSSL=false&allowPublicKeyRetrieval=true
+    username: root
+    password: Grs20021127
+  #redis
+  data:
+    redis:
+      host: localhost
+      port: 6379
+
+mybatis-plus:
+  configuration:
+    #开启驼峰
+    map-underscore-to-camel-case: true
+    #日志
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+  global-config:
+    db-config:
+      #雪花id
+      id-type: ASSIGN_ID

src/test/java/jty/expressdistributionsystem/ExpressDistributionSystemApplicationTests.java

@@ -0,0 +1,13 @@
+package jty.expressdistributionsystem;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class ExpressDistributionSystemApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}