diff --git a/my-batis-demo/.gitignore b/my-batis-demo/.gitignore
new file mode 100644
index 0000000..549e00a
--- /dev/null
+++ b/my-batis-demo/.gitignore
@@ -0,0 +1,33 @@
+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/
diff --git a/my-batis-demo/.mvn/wrapper/maven-wrapper.jar b/my-batis-demo/.mvn/wrapper/maven-wrapper.jar
new file mode 100644
index 0000000..cb28b0e
Binary files /dev/null and b/my-batis-demo/.mvn/wrapper/maven-wrapper.jar differ
diff --git a/my-batis-demo/.mvn/wrapper/maven-wrapper.properties b/my-batis-demo/.mvn/wrapper/maven-wrapper.properties
new file mode 100644
index 0000000..5f0536e
--- /dev/null
+++ b/my-batis-demo/.mvn/wrapper/maven-wrapper.properties
@@ -0,0 +1,2 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.5/apache-maven-3.9.5-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar
diff --git a/my-batis-demo/mvnw b/my-batis-demo/mvnw
new file mode 100755
index 0000000..66df285
--- /dev/null
+++ b/my-batis-demo/mvnw
@@ -0,0 +1,308 @@
+#!/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
+#
+#    https://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 3.2.0
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /usr/local/etc/mavenrc ] ; then
+    . /usr/local/etc/mavenrc
+  fi
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "$(uname)" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+    # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
+    # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+    if [ -z "$JAVA_HOME" ]; then
+      if [ -x "/usr/libexec/java_home" ]; then
+        JAVA_HOME="$(/usr/libexec/java_home)"; export JAVA_HOME
+      else
+        JAVA_HOME="/Library/Java/Home"; export JAVA_HOME
+      fi
+    fi
+    ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=$(java-config --jre-home)
+  fi
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=$(cygpath --unix "$JAVA_HOME")
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=$(cygpath --path --unix "$CLASSPATH")
+fi
+
+# For Mingw, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$JAVA_HOME" ] && [ -d "$JAVA_HOME" ] &&
+    JAVA_HOME="$(cd "$JAVA_HOME" || (echo "cannot cd into $JAVA_HOME."; exit 1); pwd)"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="$(which javac)"
+  if [ -n "$javaExecutable" ] && ! [ "$(expr "\"$javaExecutable\"" : '\([^ ]*\)')" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=$(which readlink)
+    if [ ! "$(expr "$readLink" : '\([^ ]*\)')" = "no" ]; then
+      if $darwin ; then
+        javaHome="$(dirname "\"$javaExecutable\"")"
+        javaExecutable="$(cd "\"$javaHome\"" && pwd -P)/javac"
+      else
+        javaExecutable="$(readlink -f "\"$javaExecutable\"")"
+      fi
+      javaHome="$(dirname "\"$javaExecutable\"")"
+      javaHome=$(expr "$javaHome" : '\(.*\)/bin')
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  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="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="$(\unset -f command 2>/dev/null; \command -v java)"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+  if [ -z "$1" ]
+  then
+    echo "Path not specified to find_maven_basedir"
+    return 1
+  fi
+
+  basedir="$1"
+  wdir="$1"
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
+    if [ -d "${wdir}" ]; then
+      wdir=$(cd "$wdir/.." || exit 1; pwd)
+    fi
+    # end of workaround
+  done
+  printf '%s' "$(cd "$basedir" || exit 1; pwd)"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    # Remove \r in case we run on Windows within Git Bash
+    # and check out the repository with auto CRLF management
+    # enabled. Otherwise, we may read lines that are delimited with
+    # \r\n and produce $'-Xarg\r' rather than -Xarg due to word
+    # splitting rules.
+    tr -s '\r\n' ' ' < "$1"
+  fi
+}
+
+log() {
+  if [ "$MVNW_VERBOSE" = true ]; then
+    printf '%s\n' "$1"
+  fi
+}
+
+BASE_DIR=$(find_maven_basedir "$(dirname "$0")")
+if [ -z "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}; export MAVEN_PROJECTBASEDIR
+log "$MAVEN_PROJECTBASEDIR"
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in binary data.
+##########################################################################################
+wrapperJarPath="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar"
+if [ -r "$wrapperJarPath" ]; then
+    log "Found $wrapperJarPath"
+else
+    log "Couldn't find $wrapperJarPath, downloading it ..."
+
+    if [ -n "$MVNW_REPOURL" ]; then
+      wrapperUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+    else
+      wrapperUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+    fi
+    while IFS="=" read -r key value; do
+      # Remove '\r' from value to allow usage on windows as IFS does not consider '\r' as a separator ( considers space, tab, new line ('\n'), and custom '=' )
+      safeValue=$(echo "$value" | tr -d '\r')
+      case "$key" in (wrapperUrl) wrapperUrl="$safeValue"; break ;;
+      esac
+    done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
+    log "Downloading from: $wrapperUrl"
+
+    if $cygwin; then
+      wrapperJarPath=$(cygpath --path --windows "$wrapperJarPath")
+    fi
+
+    if command -v wget > /dev/null; then
+        log "Found wget ... using wget"
+        [ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--quiet"
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            wget $QUIET "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        else
+            wget $QUIET --http-user="$MVNW_USERNAME" --http-password="$MVNW_PASSWORD" "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        fi
+    elif command -v curl > /dev/null; then
+        log "Found curl ... using curl"
+        [ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--silent"
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            curl $QUIET -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
+        else
+            curl $QUIET --user "$MVNW_USERNAME:$MVNW_PASSWORD" -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
+        fi
+    else
+        log "Falling back to using Java to download"
+        javaSource="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.java"
+        javaClass="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.class"
+        # For Cygwin, switch paths to Windows format before running javac
+        if $cygwin; then
+          javaSource=$(cygpath --path --windows "$javaSource")
+          javaClass=$(cygpath --path --windows "$javaClass")
+        fi
+        if [ -e "$javaSource" ]; then
+            if [ ! -e "$javaClass" ]; then
+                log " - Compiling MavenWrapperDownloader.java ..."
+                ("$JAVA_HOME/bin/javac" "$javaSource")
+            fi
+            if [ -e "$javaClass" ]; then
+                log " - Running MavenWrapperDownloader.java ..."
+                ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$wrapperUrl" "$wrapperJarPath") || rm -f "$wrapperJarPath"
+            fi
+        fi
+    fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+# If specified, validate the SHA-256 sum of the Maven wrapper jar file
+wrapperSha256Sum=""
+while IFS="=" read -r key value; do
+  case "$key" in (wrapperSha256Sum) wrapperSha256Sum=$value; break ;;
+  esac
+done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
+if [ -n "$wrapperSha256Sum" ]; then
+  wrapperSha256Result=false
+  if command -v sha256sum > /dev/null; then
+    if echo "$wrapperSha256Sum  $wrapperJarPath" | sha256sum -c > /dev/null 2>&1; then
+      wrapperSha256Result=true
+    fi
+  elif command -v shasum > /dev/null; then
+    if echo "$wrapperSha256Sum  $wrapperJarPath" | shasum -a 256 -c > /dev/null 2>&1; then
+      wrapperSha256Result=true
+    fi
+  else
+    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available."
+    echo "Please install either command, or disable validation by removing 'wrapperSha256Sum' from your maven-wrapper.properties."
+    exit 1
+  fi
+  if [ $wrapperSha256Result = false ]; then
+    echo "Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised." >&2
+    echo "Investigate or delete $wrapperJarPath to attempt a clean download." >&2
+    echo "If you updated your Maven version, you need to update the specified wrapperSha256Sum property." >&2
+    exit 1
+  fi
+fi
+
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=$(cygpath --path --windows "$JAVA_HOME")
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=$(cygpath --path --windows "$CLASSPATH")
+  [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+    MAVEN_PROJECTBASEDIR=$(cygpath --path --windows "$MAVEN_PROJECTBASEDIR")
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $*"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+# shellcheck disable=SC2086 # safe args
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  $MAVEN_DEBUG_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"
diff --git a/my-batis-demo/mvnw.cmd b/my-batis-demo/mvnw.cmd
new file mode 100644
index 0000000..95ba6f5
--- /dev/null
+++ b/my-batis-demo/mvnw.cmd
@@ -0,0 +1,205 @@
+@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    https://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 3.2.0
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
+if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set WRAPPER_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET WRAPPER_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET WRAPPER_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %WRAPPER_URL%
+    )
+
+    powershell -Command "&{"^
+		"$webclient = new-object System.Net.WebClient;"^
+		"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+		"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+		"}"^
+		"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%WRAPPER_URL%', '%WRAPPER_JAR%')"^
+		"}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM If specified, validate the SHA-256 sum of the Maven wrapper jar file
+SET WRAPPER_SHA_256_SUM=""
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperSha256Sum" SET WRAPPER_SHA_256_SUM=%%B
+)
+IF NOT %WRAPPER_SHA_256_SUM%=="" (
+    powershell -Command "&{"^
+       "$hash = (Get-FileHash \"%WRAPPER_JAR%\" -Algorithm SHA256).Hash.ToLower();"^
+       "If('%WRAPPER_SHA_256_SUM%' -ne $hash){"^
+       "  Write-Output 'Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised.';"^
+       "  Write-Output 'Investigate or delete %WRAPPER_JAR% to attempt a clean download.';"^
+       "  Write-Output 'If you updated your Maven version, you need to update the specified wrapperSha256Sum property.';"^
+       "  exit 1;"^
+       "}"^
+       "}"
+    if ERRORLEVEL 1 goto error
+)
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% ^
+  %JVM_CONFIG_MAVEN_PROPS% ^
+  %MAVEN_OPTS% ^
+  %MAVEN_DEBUG_OPTS% ^
+  -classpath %WRAPPER_JAR% ^
+  "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
+  %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
+if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%"=="on" pause
+
+if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
+
+cmd /C exit /B %ERROR_CODE%
diff --git a/my-batis-demo/pom.xml b/my-batis-demo/pom.xml
new file mode 100644
index 0000000..c1f8747
--- /dev/null
+++ b/my-batis-demo/pom.xml
@@ -0,0 +1,100 @@
+<?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>3.2.4</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>com.test</groupId>
+    <artifactId>my-batis-demo</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>my-batis-demo</name>
+    <description>my-batis-demo</description>
+    <properties>
+        <java.version>17</java.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>3.0.3</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <scope>runtime</scope>
+        </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>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter-test</artifactId>
+            <version>3.0.3</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>druid-spring-boot-starter</artifactId>
+            <version>1.2.20</version>
+        </dependency>
+        <dependency>
+            <groupId>com.github.pagehelper</groupId>
+            <artifactId>pagehelper-spring-boot-starter</artifactId>
+            <version>1.4.7</version>
+        </dependency>
+        <dependency>
+            <groupId>io.jsonwebtoken</groupId>
+            <artifactId>jjwt-api</artifactId>
+            <version>0.11.2</version>
+        </dependency>
+        <dependency>
+            <groupId>io.jsonwebtoken</groupId>
+            <artifactId>jjwt-impl</artifactId>
+            <version>0.11.2</version>
+        </dependency>
+        <dependency>
+            <groupId>io.jsonwebtoken</groupId>
+            <artifactId>jjwt-jackson</artifactId>
+            <version>0.11.2</version>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>fastjson</artifactId>
+            <version>1.2.62</version>
+        </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>
diff --git a/my-batis-demo/src/main/java/com/test/MyBatisDemoApplication.java b/my-batis-demo/src/main/java/com/test/MyBatisDemoApplication.java
new file mode 100644
index 0000000..69c4723
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/MyBatisDemoApplication.java
@@ -0,0 +1,13 @@
+package com.test;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class MyBatisDemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(MyBatisDemoApplication.class, args);
+    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/Admin.java b/my-batis-demo/src/main/java/com/test/bean/Admin.java
new file mode 100644
index 0000000..6d07cdb
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/Admin.java
@@ -0,0 +1,22 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import java.time.LocalDateTime;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Admin {
+    private Integer adminId;
+    private String username;
+    private String password;
+    private String name;
+    private String gender;
+    private String phone;
+    private String department;
+    private String email;
+    private LocalDateTime createTime;
+    private LocalDateTime updateTime;
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/Order.java b/my-batis-demo/src/main/java/com/test/bean/Order.java
new file mode 100644
index 0000000..b987fdf
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/Order.java
@@ -0,0 +1,24 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Order {
+    private Long orderId;
+    private Integer status;
+    private Long roomTypeId;
+    private ArrayList<Integer> userId;
+    private String userIdJson;
+    private Double price;
+    private LocalDateTime beginTime;
+    private LocalDateTime endTime;
+    private LocalDateTime createTime;
+    private LocalDateTime updateTime;
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/PageBean.java b/my-batis-demo/src/main/java/com/test/bean/PageBean.java
new file mode 100644
index 0000000..4b83b43
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/PageBean.java
@@ -0,0 +1,15 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class PageBean {
+  private long total;
+  private List rows;
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/Result.java b/my-batis-demo/src/main/java/com/test/bean/Result.java
new file mode 100644
index 0000000..f0dbf95
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/Result.java
@@ -0,0 +1,25 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Result {
+    private int code;
+    private String msg;
+    private Object data;
+
+    public static Result success(){
+        return new Result(1,"success",null);
+    }
+    public static Result success(Object data){
+        return new Result(1,"success",data);
+    }
+
+    public static Result error(String msg){
+        return new Result(0,msg,null);
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/RoomType.java b/my-batis-demo/src/main/java/com/test/bean/RoomType.java
new file mode 100644
index 0000000..5a87f53
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/RoomType.java
@@ -0,0 +1,23 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class RoomType {
+    private Long typeId;
+    private String roomType;
+    private String remark;
+    private double price;
+    private String cover;
+    private int bedNum;
+    private Integer remain;
+    private int windows;
+    private LocalDateTime createTime;
+    private LocalDateTime updateTime;
+}
diff --git a/my-batis-demo/src/main/java/com/test/bean/User.java b/my-batis-demo/src/main/java/com/test/bean/User.java
new file mode 100644
index 0000000..c280745
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/bean/User.java
@@ -0,0 +1,20 @@
+package com.test.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class User {
+    private Integer userId;
+    private String username;
+    private String gender;
+    private String idNumber;
+    private String phone;
+    private LocalDateTime createTime;
+    private LocalDateTime updateTime;
+}
diff --git a/my-batis-demo/src/main/java/com/test/config/WebConfig.java b/my-batis-demo/src/main/java/com/test/config/WebConfig.java
new file mode 100644
index 0000000..fff87f3
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/config/WebConfig.java
@@ -0,0 +1,24 @@
+package com.test.config;
+
+import com.test.interceptor.LoginCheckInterceptor;
+import org.springframework.beans.factory.annotation.Autowired;
+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 {
+    //    登陆校验拦截器
+    @Autowired
+    private LoginCheckInterceptor loginCheckInterceptor;
+
+
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(loginCheckInterceptor)
+//              /*匹配往后一级路径，/**匹配后面所有路径
+                .addPathPatterns("/**")
+                .excludePathPatterns("/login")
+                .excludePathPatterns("/register")
+        ;
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/controller/LoginController.java b/my-batis-demo/src/main/java/com/test/controller/LoginController.java
new file mode 100644
index 0000000..5e8debd
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/controller/LoginController.java
@@ -0,0 +1,52 @@
+package com.test.controller;
+
+import com.test.bean.Admin;
+import com.test.bean.Result;
+import com.test.mapper.AdminMapper;
+import com.test.service.AdminService;
+import com.test.util.JwtUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+
+@Slf4j
+@RestController
+@RequestMapping("/login")
+public class LoginController {
+//    private static Logger log = LoggerFactory.getLogger(LoginController.class);
+    @Autowired
+    AdminService adminService;
+    @PostMapping
+    public Result doLogin(String username, String password){
+        Admin admin = adminService.doLogin(username, password);
+        if (admin != null){
+            Map<String, Object> claims = new HashMap<>();
+            claims.put("id", admin.getAdminId());
+            claims.put("username", admin.getUsername());
+            claims.put("name", admin.getName());
+            claims.put("gender", admin.getGender());
+            claims.put("phone", admin.getPhone());
+            claims.put("department", admin.getDepartment());
+            claims.put("email", admin.getEmail());
+            String jwt = JwtUtils.createJwt(claims);
+            return Result.success(jwt);
+        }else{
+            return Result.error("用户名或密码错误");
+        }
+
+
+    }
+
+//    @GetMapping("/getAdmin/{id}")
+//    public Result getAdmin(@PathVariable int id){
+//        log.info("getAdmin");
+//        return Result.success(adminService.getAdminById(id));
+//    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/controller/OrderController.java b/my-batis-demo/src/main/java/com/test/controller/OrderController.java
new file mode 100644
index 0000000..90c784d
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/controller/OrderController.java
@@ -0,0 +1,58 @@
+package com.test.controller;
+
+import com.test.bean.Order;
+import com.test.bean.Result;
+import com.test.service.OrderService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/order")
+public class OrderController {
+
+    @Autowired
+    OrderService orderService;
+
+    @GetMapping("/getAllOrderByPage")
+    public Result getAllOrderByPage(@RequestParam(defaultValue = "1")  int page,
+                                    @RequestParam(defaultValue = "5") int pageSize) {
+        return Result.success(orderService.getAllOrderByPage(page, pageSize));
+    }
+
+    @GetMapping
+    public Result getOrderById(@RequestParam Long id){
+        return Result.success(orderService.getOrderById(id));
+    }
+
+    @PostMapping
+    public Result createOrder(@RequestBody Order order){
+        if (orderService.createOrder(order)){
+            return Result.success();
+        }
+        return Result.error("创建订单失败");
+
+    }
+
+    @GetMapping("/checkout")
+    public Result checkoutOrder(@RequestParam Long id){
+
+        Order order = orderService.getOrderById(id);
+        if (order.getStatus() == 1){
+            return Result.error("订单已支付");
+        }
+        Order checkoutOrder = orderService.checkoutOrder(id);
+        if (checkoutOrder != null ){
+            return Result.success(checkoutOrder);
+        }
+        return Result.error("订单支付失败");
+
+    }
+    @PutMapping
+    public Result updateOrder(@RequestBody Order order){
+        if (orderService.updateOrder(order)){
+            return Result.success();
+        }
+        return Result.error("更新订单失败");
+    }
+}
+
diff --git a/my-batis-demo/src/main/java/com/test/controller/RegisterController.java b/my-batis-demo/src/main/java/com/test/controller/RegisterController.java
new file mode 100644
index 0000000..f06fda6
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/controller/RegisterController.java
@@ -0,0 +1,24 @@
+package com.test.controller;
+
+import com.test.bean.Admin;
+import com.test.bean.Result;
+import com.test.service.AdminService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/register")
+public class RegisterController {
+
+    @Autowired
+    AdminService adminService;
+    @PostMapping
+    public Result doRegister(@RequestBody Admin admin){
+        adminService.addAdmin(admin);
+        return Result.success();
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/controller/RoomTypeController.java b/my-batis-demo/src/main/java/com/test/controller/RoomTypeController.java
new file mode 100644
index 0000000..f5bdd44
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/controller/RoomTypeController.java
@@ -0,0 +1,58 @@
+package com.test.controller;
+
+import com.test.bean.Result;
+import com.test.bean.RoomType;
+import com.test.service.RoomTypeService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/roomType")
+public class RoomTypeController {
+
+    @Autowired
+    RoomTypeService roomTypeService;
+
+//    @GetMapping("/")
+    public Result getAllRoomType(){
+        return Result.success();
+    }
+
+    @GetMapping("/getRoomTypeByPage")
+    public Result getRoomTypeByPage(@RequestParam(defaultValue = "1")  int page,
+                                    @RequestParam(defaultValue = "5") int pageSize){
+        return Result.success(roomTypeService.getRoomTypeByPage(page, pageSize));
+
+    }
+    @GetMapping
+    public Result getRoomTypeById(@RequestParam Long id){
+        RoomType roomType = roomTypeService.getRoomTypeById(id);
+        if (roomType != null && roomType.getTypeId() == null ){
+            return Result.error("此房型不存在!");
+        }
+        return Result.success(roomType);
+    }
+    @PostMapping
+    public Result addRoomType(@RequestBody RoomType roomType){
+        if (roomTypeService.addRoomType(roomType)){
+            return Result.success();
+        }
+        return Result.error("添加失败!");
+    }
+    @PutMapping
+    public Result updateRoomType(@RequestBody RoomType roomType){
+        if (roomTypeService.updateRoomType(roomType)){
+            return Result.success(roomTypeService.getRoomTypeById(roomType.getTypeId()));
+        }
+        return Result.error("修改失败!");
+
+    }
+    @DeleteMapping
+    public Result deleteRoomType(@RequestParam Long id){
+        if (roomTypeService.deleteRoomType(id)){
+            return Result.success();
+        }
+        return Result.error("删除失败!");
+    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/controller/UserController.java b/my-batis-demo/src/main/java/com/test/controller/UserController.java
new file mode 100644
index 0000000..b40d816
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/controller/UserController.java
@@ -0,0 +1,49 @@
+package com.test.controller;
+
+import com.test.bean.Result;
+import com.test.bean.User;
+import com.test.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/user")
+public class UserController {
+    @Autowired
+    UserService userService;
+
+    @PostMapping
+    public Result addUser(@RequestBody User user) {
+        boolean res = userService.addUser(user);
+        if (res) {
+            User userRes = userService.getUserByPhone(user.getPhone());
+            return Result.success(userRes);
+        }
+        return Result.error("添加用户失败");
+    }
+
+    @GetMapping
+    public Result getUserByPhone(@RequestParam String phone) {
+        User user = userService.getUserByPhone(phone);
+        if (user != null && user.getUserId() == null) {
+            return Result.error("搜索用户失败");
+        }
+        return Result.success(user);
+    }
+
+    @PutMapping
+    public Result updateUser(@RequestBody User user) {
+        User userRes = userService.updateUser(user);
+        return Result.success(userRes);
+    }
+
+    @DeleteMapping
+    public Result deleteUser(@RequestParam Integer id) {
+        boolean res = userService.deleteUser(id);
+        if (res){
+            return Result.success();
+        }
+        return Result.error("删除用户失败");
+    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/filter/Filter.java b/my-batis-demo/src/main/java/com/test/filter/Filter.java
new file mode 100644
index 0000000..2ed4c45
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/filter/Filter.java
@@ -0,0 +1,22 @@
+package com.test.filter;
+
+import jakarta.servlet.*;
+
+import java.io.IOException;
+
+public class Filter implements jakarta.servlet.Filter {
+    @Override
+    public void init(FilterConfig filterConfig) throws ServletException {
+        jakarta.servlet.Filter.super.init(filterConfig);
+    }
+
+    @Override
+    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
+
+    }
+
+    @Override
+    public void destroy() {
+        jakarta.servlet.Filter.super.destroy();
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/interceptor/LoginCheckInterceptor.java b/my-batis-demo/src/main/java/com/test/interceptor/LoginCheckInterceptor.java
new file mode 100644
index 0000000..0677bf8
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/interceptor/LoginCheckInterceptor.java
@@ -0,0 +1,52 @@
+package com.test.interceptor;
+
+import com.alibaba.fastjson.JSON;
+import com.test.bean.Result;
+import com.test.util.JwtUtils;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+import org.springframework.web.servlet.ModelAndView;
+
+@Slf4j
+@Component
+public class LoginCheckInterceptor implements HandlerInterceptor {
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+        String url = request.getRequestURI();
+        if (url.contains("login")) {
+            return true;
+        }
+        String jwt = request.getHeader("token");
+        if (jwt == null || jwt.isEmpty()) {
+            log.info("NoLoginRequest");
+            Result error = Result.error("NO_LOGIN");
+            response.setStatus(401);
+            response.getWriter().write(JSON.toJSONString(error));
+            return false;
+        }
+
+        try {
+            JwtUtils.parseJwt(jwt);
+        } catch (Exception e) {
+            log.info("NoLoginRequest");
+            Result error = Result.error("NO_LOGIN");
+            response.setStatus(401);
+            response.getWriter().write(JSON.toJSONString(error));
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
+        HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);
+    }
+
+    @Override
+    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
+        HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/mapper/AdminMapper.java b/my-batis-demo/src/main/java/com/test/mapper/AdminMapper.java
new file mode 100644
index 0000000..c3ac75c
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/mapper/AdminMapper.java
@@ -0,0 +1,25 @@
+package com.test.mapper;
+
+import com.test.bean.Admin;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.ArrayList;
+
+@Mapper
+public interface AdminMapper {
+
+    @Insert("insert into admin_info(username, password, name, phone, department, email, create_time, update_time) VALUE (#{username}, #{password}, #{name}, #{phone}, #{department}, #{email}, #{createTime}, #{updateTime})")
+    public boolean addAdmin(Admin admin);
+
+    @Select("select * from admin_info where admin_id=#{id}")
+    public Admin getAdminById(int id);
+
+
+    @Select("select * from admin_info")
+    public ArrayList<Admin> getAllAdmin();
+
+    @Select("select admin_id,username,name,gender,phone,department,email from admin_info where username=#{username} and password=#{password}")
+    public Admin doLogin(String username, String password);
+}
diff --git a/my-batis-demo/src/main/java/com/test/mapper/OrderMapper.java b/my-batis-demo/src/main/java/com/test/mapper/OrderMapper.java
new file mode 100644
index 0000000..26a10b5
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/mapper/OrderMapper.java
@@ -0,0 +1,27 @@
+package com.test.mapper;
+
+import com.test.bean.Order;
+import org.apache.ibatis.annotations.*;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@Mapper
+public interface OrderMapper {
+    @Select("select * from order_info")
+    ArrayList<Order> getAllOrder();
+
+
+    @Select("select * from order_info where order_id = #{id}")
+    Order getOrderById(Long id);
+
+    @Insert("INSERT INTO order_info(status, room_type_id, user_id_json, price, begin_time, end_time, create_time, update_time) " +
+            "VALUES (#{status}, #{roomTypeId}, #{userIdJson}, #{price}, #{beginTime}, #{endTime}, #{createTime}, #{updateTime})")
+    boolean createOrder(Order order);
+
+    @Update("update order_info set status = 1, update_time = #{now}")
+    int checkoutOrder(Long id, LocalDateTime now);
+
+    @Update("update order_info set room_type_id = #{roomTypeId}, user_id_json = #{userIdJson}, price = #{price}, begin_time = #{beginTime}, end_time = #{endTime} where order_id = #{orderId}")
+    int updateOrder(Order order);
+}
diff --git a/my-batis-demo/src/main/java/com/test/mapper/RoomTypeMapper.java b/my-batis-demo/src/main/java/com/test/mapper/RoomTypeMapper.java
new file mode 100644
index 0000000..804cba4
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/mapper/RoomTypeMapper.java
@@ -0,0 +1,32 @@
+package com.test.mapper;
+
+import com.test.bean.RoomType;
+import org.apache.ibatis.annotations.*;
+
+import java.util.ArrayList;
+
+@Mapper
+public interface RoomTypeMapper {
+
+    @Select("select count(*) from room_type")
+    public long getRoomTypeCount();
+
+//    start为起始索引
+    @Select("select * from room_type limit #{start}, #{pageSize}")
+    public ArrayList<RoomType> getRoomTypeByPage(int start, int pageSize);
+
+    @Select("select * from room_type")
+    public ArrayList<RoomType> getRoomType();
+
+    @Insert("insert into room_type(room_type, remark,price, cover,bed_num, remain,windows, create_time, update_time) VALUE (#{roomType}, #{remark}, #{price}, #{cover}, #{bedNum}, #{remain}, #{windows}, #{createTime}, #{updateTime})")
+    public boolean addRoomType(RoomType roomType);
+
+    @Select("select * from room_type where type_id = #{id}")
+    RoomType getRoomTypeById(Long id);
+
+    @Update("update room_type set room_type = #{roomType}, remark = #{remark}, price = #{price}, cover = #{cover}, bed_num = #{bedNum}, remain = #{remain}, windows = #{windows}, update_time = #{updateTime} where type_id = #{typeId}")
+    boolean updateRoomType(RoomType roomType);
+
+    @Delete("delete from room_type where type_id = #{id}")
+    boolean deleteRoomType(Long id);
+}
diff --git a/my-batis-demo/src/main/java/com/test/mapper/UserMapper.java b/my-batis-demo/src/main/java/com/test/mapper/UserMapper.java
new file mode 100644
index 0000000..f8d5447
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/mapper/UserMapper.java
@@ -0,0 +1,24 @@
+package com.test.mapper;
+
+import com.test.bean.User;
+import org.apache.ibatis.annotations.*;
+
+@Mapper
+public interface UserMapper {
+    @Insert("insert into user_info(username, gender, id_number, phone, create_time, update_time) VALUE (#{username}, #{gender},#{idNumber}, #{phone}, #{createTime}, #{updateTime})")
+    boolean addUser(User user);
+
+
+    @Select("select * from user_info where phone = #{phone}")
+    User getUserByPhone(String phone);
+
+    @Update("update user_info set username = #{username}, gender = #{gender}, id_number = #{idNumber}, phone = #{phone}, update_time = #{updateTime} where user_id = #{userId}")
+    boolean updateUser(User user);
+
+
+    @Select("select * from user_info where user_id = #{userId}")
+    User getUserById(Integer userId);
+
+    @Delete("delete from user_info where user_id = #{id}")
+    boolean deleteUser(Integer id);
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/AdminService.java b/my-batis-demo/src/main/java/com/test/service/AdminService.java
new file mode 100644
index 0000000..e549d5f
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/AdminService.java
@@ -0,0 +1,12 @@
+package com.test.service;
+
+import com.test.bean.Admin;
+
+public interface AdminService {
+
+    public Admin getAdminById(int id);
+
+    public boolean addAdmin(Admin admin);
+
+    public Admin doLogin(String username, String password);
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/OrderService.java b/my-batis-demo/src/main/java/com/test/service/OrderService.java
new file mode 100644
index 0000000..cacb089
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/OrderService.java
@@ -0,0 +1,16 @@
+package com.test.service;
+
+import com.test.bean.Order;
+import com.test.bean.PageBean;
+
+public interface OrderService {
+    PageBean getAllOrderByPage(int page, int pageSize);
+
+    Order getOrderById(Long id);
+
+    boolean createOrder(Order order);
+
+    Order checkoutOrder(Long id);
+
+    boolean updateOrder(Order order);
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/RoomTypeService.java b/my-batis-demo/src/main/java/com/test/service/RoomTypeService.java
new file mode 100644
index 0000000..e1a6b58
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/RoomTypeService.java
@@ -0,0 +1,19 @@
+package com.test.service;
+
+import com.test.bean.PageBean;
+import com.test.bean.RoomType;
+
+
+public interface RoomTypeService {
+
+
+    PageBean getRoomTypeByPage(int page, int pageSize);
+
+    boolean addRoomType(RoomType roomType);
+
+    RoomType getRoomTypeById(Long id);
+
+    boolean updateRoomType(RoomType roomType);
+
+    boolean deleteRoomType(Long id);
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/UserService.java b/my-batis-demo/src/main/java/com/test/service/UserService.java
new file mode 100644
index 0000000..5312101
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/UserService.java
@@ -0,0 +1,15 @@
+package com.test.service;
+
+import com.test.bean.User;
+
+public interface UserService {
+
+    boolean addUser(User user);
+
+    User getUserByPhone(String phone);
+
+    User updateUser(User user);
+
+    boolean deleteUser(Integer id);
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/impl/AdminServiceImpl.java b/my-batis-demo/src/main/java/com/test/service/impl/AdminServiceImpl.java
new file mode 100644
index 0000000..7e15fa5
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/impl/AdminServiceImpl.java
@@ -0,0 +1,32 @@
+package com.test.service.impl;
+
+import com.test.bean.Admin;
+import com.test.mapper.AdminMapper;
+import com.test.service.AdminService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+
+@Service
+public class AdminServiceImpl implements AdminService {
+    @Autowired
+    AdminMapper adminMapper;
+
+    @Override
+    public Admin getAdminById(int id) {
+        return adminMapper.getAdminById(id);
+    }
+
+    @Override
+    public boolean addAdmin(Admin admin) {
+        admin.setCreateTime(LocalDateTime.now());
+        admin.setUpdateTime(LocalDateTime.now());
+        return adminMapper.addAdmin(admin);
+    }
+
+    @Override
+    public Admin doLogin(String username, String password) {
+        return adminMapper.doLogin(username, password);
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/impl/OrderServiceImpl.java b/my-batis-demo/src/main/java/com/test/service/impl/OrderServiceImpl.java
new file mode 100644
index 0000000..8651ef2
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/impl/OrderServiceImpl.java
@@ -0,0 +1,79 @@
+package com.test.service.impl;
+
+import com.alibaba.fastjson.JSON;
+import com.github.pagehelper.Page;
+import com.github.pagehelper.PageHelper;
+import com.test.bean.Order;
+import com.test.bean.PageBean;
+import com.test.mapper.OrderMapper;
+import com.test.mapper.RoomTypeMapper;
+import com.test.service.OrderService;
+import com.test.util.DateTimeUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@Service
+public class OrderServiceImpl implements OrderService {
+
+    @Autowired
+    OrderMapper orderMapper;
+    @Autowired
+    DateTimeUtils dateTimeUtils;
+    @Autowired
+    RoomTypeMapper roomTypeMapper;
+
+    @Override
+    public PageBean getAllOrderByPage(int page, int pageSize) {
+        PageHelper.startPage(page, pageSize);
+        ArrayList<Order> orderList = orderMapper.getAllOrder();
+        Page<Order> orderPage = (Page<Order>) orderList;
+        return new PageBean(orderPage.getTotal(), orderPage.getResult());
+    }
+
+    @Override
+    public Order getOrderById(Long id) {
+        return orderMapper.getOrderById(id);
+    }
+
+    @Override
+    public boolean createOrder(Order order) {
+        order.setCreateTime(LocalDateTime.now());
+        order.setUpdateTime(LocalDateTime.now());
+        //0为未结账， 1为已结账
+        order.setStatus(0);
+        //获取经过了几晚
+        int night = dateTimeUtils.calculateNights(order.getBeginTime(), order.getEndTime());
+        //获取房价
+        double roomPrice = roomTypeMapper.getRoomTypeById(order.getRoomTypeId()).getPrice();
+        order.setPrice(night * roomPrice);
+//        order.setUserIdJson(JSON.toJSONString(order.getUserId()));
+
+
+        return orderMapper.createOrder(order);
+    }
+
+    @Override
+    public Order checkoutOrder(Long id) {
+        int i = orderMapper.checkoutOrder(id, LocalDateTime.now());
+        if (i > 0) {
+            return orderMapper.getOrderById(id);
+        } else {
+            return null;
+        }
+
+    }
+
+    @Override
+    public boolean updateOrder(Order order) {
+        order.setUpdateTime(LocalDateTime.now());
+        int night = dateTimeUtils.calculateNights(order.getBeginTime(), order.getEndTime());
+        double roomPrice = roomTypeMapper.getRoomTypeById(order.getRoomTypeId()).getPrice();
+        System.out.println(roomPrice);
+        order.setPrice(night * roomPrice);
+        int i = orderMapper.updateOrder(order);
+        return i > 0;
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/impl/RoomTypeServiceImpl.java b/my-batis-demo/src/main/java/com/test/service/impl/RoomTypeServiceImpl.java
new file mode 100644
index 0000000..2bbe3e6
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/impl/RoomTypeServiceImpl.java
@@ -0,0 +1,52 @@
+package com.test.service.impl;
+
+import com.github.pagehelper.Page;
+import com.github.pagehelper.PageHelper;
+import com.test.bean.PageBean;
+import com.test.bean.RoomType;
+import com.test.mapper.RoomTypeMapper;
+import com.test.service.RoomTypeService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@Service
+public class RoomTypeServiceImpl implements RoomTypeService {
+
+    @Autowired
+    RoomTypeMapper roomTypeMapper;
+
+    @Override
+    public PageBean getRoomTypeByPage(int page, int pageSize) {
+        PageHelper.startPage(page, pageSize);
+        ArrayList<RoomType> roomType = roomTypeMapper.getRoomType();
+        Page<RoomType> roomTypePage = (Page<RoomType>) roomType;
+        return new PageBean(roomTypePage.getTotal(), roomTypePage.getResult());
+    }
+
+    @Override
+    public boolean addRoomType(RoomType roomType) {
+        roomType.setCreateTime(LocalDateTime.now());
+        roomType.setUpdateTime(LocalDateTime.now());
+        return roomTypeMapper.addRoomType(roomType);
+    }
+
+    @Override
+    public RoomType getRoomTypeById(Long id) {
+        return roomTypeMapper.getRoomTypeById(id);
+    }
+
+    @Override
+    public boolean updateRoomType(RoomType roomType) {
+        roomType.setUpdateTime(LocalDateTime.now());
+        return roomTypeMapper.updateRoomType(roomType);
+    }
+
+    @Override
+    public boolean deleteRoomType(Long id) {
+        return roomTypeMapper.deleteRoomType(id);
+    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/service/impl/UserServiceImpl.java b/my-batis-demo/src/main/java/com/test/service/impl/UserServiceImpl.java
new file mode 100644
index 0000000..bbe9aa9
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/service/impl/UserServiceImpl.java
@@ -0,0 +1,49 @@
+package com.test.service.impl;
+
+import com.test.bean.User;
+import com.test.mapper.UserMapper;
+import com.test.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+
+@Service
+public class UserServiceImpl implements UserService {
+
+
+    @Autowired
+    UserMapper userMapper;
+    @Override
+    public boolean addUser(User user) {
+        user.setCreateTime(LocalDateTime.now());
+        user.setUpdateTime(LocalDateTime.now());
+        return userMapper.addUser(user);
+
+    }
+
+    @Override
+    public User getUserByPhone(String phone) {
+        User user = userMapper.getUserByPhone(phone);
+        user.setUpdateTime(null);
+        user.setCreateTime(null);
+        return user;
+    }
+
+    @Override
+    public User updateUser(User user) {
+        Integer userId = user.getUserId();
+        user.setUpdateTime(LocalDateTime.now());
+        boolean res = userMapper.updateUser(user);
+        if (res){
+            return userMapper.getUserById(userId);
+        }
+        return null;
+    }
+
+    @Override
+    public boolean deleteUser(Integer id) {
+        return userMapper.deleteUser(id);
+    }
+
+}
diff --git a/my-batis-demo/src/main/java/com/test/util/DateTimeUtils.java b/my-batis-demo/src/main/java/com/test/util/DateTimeUtils.java
new file mode 100644
index 0000000..6c8d920
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/util/DateTimeUtils.java
@@ -0,0 +1,21 @@
+package com.test.util;
+
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDateTime;
+import java.time.temporal.ChronoUnit;
+
+@Component
+public class DateTimeUtils {
+    public static int calculateNights(LocalDateTime startTime, LocalDateTime endTime) {
+        long days = ChronoUnit.DAYS.between(startTime.toLocalDate(), endTime.toLocalDate()); // 计算相差的天数
+        long nights = days; // 初始化相差的晚数
+
+        // 如果结束时间的小时小于开始时间的小时，则需要减去一天
+        if (endTime.getHour() < startTime.getHour()) {
+            nights--;
+        }
+
+        return (int) nights;
+    }
+}
diff --git a/my-batis-demo/src/main/java/com/test/util/JwtUtils.java b/my-batis-demo/src/main/java/com/test/util/JwtUtils.java
new file mode 100644
index 0000000..8fdcd0f
--- /dev/null
+++ b/my-batis-demo/src/main/java/com/test/util/JwtUtils.java
@@ -0,0 +1,36 @@
+package com.test.util;
+
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.SignatureAlgorithm;
+import org.springframework.stereotype.Component;
+
+import java.util.Date;
+import java.util.Map;
+import java.util.Objects;
+
+@Component
+public class JwtUtils {
+    private static final String signKey = "hotelSystemAppleIphoneProMaxAppleIphoneProMax";
+    private static long expire = 43200000L;
+
+    public static String createJwt(Map<String, Object> claims) {
+        String jwt = Jwts.builder()
+                .addClaims(claims)
+                .signWith(SignatureAlgorithm.HS256, signKey)
+                .setExpiration(new Date(System.currentTimeMillis() + expire))
+                .compact();
+
+        return jwt;
+    }
+
+    public static Claims parseJwt(String jwt){
+        Claims claims = Jwts.parser()
+                .setSigningKey(signKey)
+                .parseClaimsJws(jwt)
+                .getBody()
+                ;
+        return claims;
+    }
+
+}
diff --git a/my-batis-demo/src/main/resources/application.properties b/my-batis-demo/src/main/resources/application.properties
new file mode 100644
index 0000000..efd3916
--- /dev/null
+++ b/my-batis-demo/src/main/resources/application.properties
@@ -0,0 +1,14 @@
+spring.application.name=my-batis-demo
+
+spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+spring.datasource.url=jdbc:mysql://localhost:3306/hotel
+spring.datasource.username=root
+spring.datasource.password=12345678
+
+mybatis.configuration.log-impl=org.apache.ibatis.logging.stdout.StdOutImpl
+#????????????????
+mybatis.configuration.map-underscore-to-camel-case=true
+
+spring.servlet.multipart.max-file-size=100MB
+spring.servlet.multipart.max-request-size=100MB
\ No newline at end of file
diff --git a/my-batis-demo/src/test/java/com/test/MyBatisDemoApplicationTests.java b/my-batis-demo/src/test/java/com/test/MyBatisDemoApplicationTests.java
new file mode 100644
index 0000000..59e9ceb
--- /dev/null
+++ b/my-batis-demo/src/test/java/com/test/MyBatisDemoApplicationTests.java
@@ -0,0 +1,58 @@
+package com.test;
+
+import com.test.bean.Admin;
+import com.test.bean.User;
+import com.test.mapper.AdminMapper;
+import com.test.mapper.UserMapper;
+import com.test.service.impl.UserServiceImpl;
+import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@SpringBootTest
+@Slf4j
+class MyBatisDemoApplicationTests {
+
+
+    @Autowired
+    AdminMapper adminMapper;
+    @Autowired
+    UserMapper userMapper;
+    @Autowired
+    UserServiceImpl userService;
+
+    @Test
+    public void geiAllAdmin(){
+        ArrayList<Admin> allAdmin = adminMapper.getAllAdmin();
+        System.out.println(allAdmin.toString());
+
+        Admin admin = adminMapper.getAdminById(0);
+        System.out.println(admin.toString());
+    }
+
+    @Test
+    public void testLogin(){
+        Admin admin = adminMapper.doLogin("Tom","123456");
+        System.out.println(admin.toString());
+    }
+
+    @Test
+    public void testAddUser(){
+        User user = new User(null, "张三", "男", "150101200001013012", "15812341234", LocalDateTime.now(),LocalDateTime.now());
+        boolean b = userMapper.addUser(user);
+        System.out.println(b);
+    }
+
+    @Test
+    public void testUpdateUser(){
+        User user = new User(1, "张三", "男同", "150101200001013012", "15812341234", null, null);
+
+        User user1 = userService.updateUser(user);
+        System.out.println(user1);
+    }
+
+}
diff --git a/vue-next-admin b/vue-next-admin
new file mode 160000
index 0000000..120a599
--- /dev/null
+++ b/vue-next-admin
@@ -0,0 +1 @@
+Subproject commit 120a599f68718f4d7c2dc966bb526095e3c726fe