mybaits generator

代码库/mall-mbg/src/main/java/com/sock/mall/CommentGenerator.java

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+package com.sock.mall;
+
+import org.mybatis.generator.api.IntrospectedColumn;
+import org.mybatis.generator.api.IntrospectedTable;
+import org.mybatis.generator.api.dom.java.Field;
+import org.mybatis.generator.internal.DefaultCommentGenerator;
+import org.mybatis.generator.internal.util.StringUtility;
+
+import java.util.Properties;
+
+/**
+ * 自定义注释生成器
+ */
+public class CommentGenerator extends DefaultCommentGenerator {
+    private boolean addRemarkComments = false;
+
+    /**
+     * 设置用户配置的参数
+     */
+    @Override
+    public void addConfigurationProperties(Properties properties) {
+        super.addConfigurationProperties(properties);
+        this.addRemarkComments = StringUtility.isTrue(properties.getProperty("addRemarkComments"));
+    }
+
+    /**
+     * 给字段添加注释
+     */
+    @Override
+    public void addFieldComment(Field field, IntrospectedTable introspectedTable,
+                                IntrospectedColumn introspectedColumn) {
+        String remarks = introspectedColumn.getRemarks();
+        //根据参数和备注信息判断是否添加备注信息
+        if(addRemarkComments&&StringUtility.stringHasValue(remarks)){
+            //文档注释开始
+            field.addJavaDocLine("/**");
+            //获取数据库字段的备注信息
+            String[] remarkLines = remarks.split(System.getProperty("line.separator"));
+            for(String remarkLine:remarkLines){
+                field.addJavaDocLine(" * "+remarkLine);
+            }
+            addJavadocTag(field, false);
+            field.addJavaDocLine(" */");
+        }
+    }
+}

代码库/mall-mbg/src/main/java/com/sock/mall/Generator.java

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+package com.sock.mall;
+
+import org.mybatis.generator.api.MyBatisGenerator;
+import org.mybatis.generator.config.Configuration;
+import org.mybatis.generator.config.xml.ConfigurationParser;
+import org.mybatis.generator.internal.DefaultShellCallback;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 用于生产MBG的代码
+ */
+public class Generator {
+    public static void main(String[] args) throws Exception {
+        //MBG 执行过程中的警告信息
+        List<String> warnings = new ArrayList<String>();
+        //当生成的代码重复时，覆盖原代码
+        boolean overwrite = true;
+        //读取我们的 MBG 配置文件
+        InputStream is = Generator.class.getResourceAsStream("/generatorConfig.xml");
+        ConfigurationParser cp = new ConfigurationParser(warnings);
+        Configuration config = cp.parseConfiguration(is);
+        is.close();
+
+        DefaultShellCallback callback = new DefaultShellCallback(overwrite);
+        //创建 MBG
+        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, callback, warnings);
+        //执行生成代码
+        myBatisGenerator.generate(null);
+        //输出警告信息
+        for (String warning : warnings) {
+            System.out.println(warning);
+        }
+    }
+}

代码库/mall-mbg/src/main/resources/generator.properties

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+jdbc.driverClass=com.mysql.jdbc.Driver
+jdbc.connectionURL=jdbc:mysql://localhost:3306/mall
+jdbc.userId=root
+jdbc.password=root

代码库/mall-mbg/src/main/resources/generatorConfig.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE generatorConfiguration
+        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
+        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
+
+<generatorConfiguration>
+    <properties resource="generator.properties"/>
+    <context id="MySqlContext" targetRuntime="MyBatis3" defaultModelType="flat">
+        <property name="beginningDelimiter" value="`"/>
+        <property name="endingDelimiter" value="`"/>
+        <property name="javaFileEncoding" value="UTF-8"/>
+        <!-- 为模型生成序列化方法-->
+        <plugin type="org.mybatis.generator.plugins.SerializablePlugin"/>
+        <!-- 为生成的Java模型创建一个toString方法 -->
+        <plugin type="org.mybatis.generator.plugins.ToStringPlugin"/>
+        <commentGenerator type="com.sock.mall.CommentGenerator">
+            <!-- 是否去除自动生成的注释 true：是 ： false:否 -->
+            <property name="suppressAllComments" value="true"/>
+            <property name="suppressDate" value="true"/>
+            <property name="addRemarkComments" value="true"/>
+        </commentGenerator>
+
+        <jdbcConnection driverClass="${jdbc.driverClass}"
+                        connectionURL="${jdbc.connectionURL}"
+                        userId="${jdbc.userId}"
+                        password="${jdbc.password}">
+        </jdbcConnection>
+
+        <javaModelGenerator targetPackage="com.sock.mall.model" targetProject="mall-mbg\src\main\java"/>
+
+        <sqlMapGenerator targetPackage="com.sock.mall.mapper" targetProject="mall-mbg\src\main\resources"/>
+
+        <javaClientGenerator type="XMLMAPPER" targetPackage="com.sock.mall.mapper"
+                             targetProject="mall-mbg\src\main\java"/>
+        <!--生成全部表tableName设为%-->
+        <table tableName="%">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+    </context>
+</generatorConfiguration>