generatorConfig.xml
<?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> <classPathEntry location="/Users/kanpiaoxue/develop_tools/maven/maven_repository/mysql/mysql-connector-java/5.1.47/mysql-connector-java-5.1.47.jar" /> <context id="context1"> <property name="javaFileEncoding" value="UTF-8" /> <!-- 将下面的 com.example.work.mybatisgenerator.MyCommentGenerator 放在 classpath即可使用 --> <commentGenerator type="com.example.work.mybatisgenerator.MyCommentGenerator"> <property name="suppressAllComments" value="false" /> </commentGenerator> <jdbcConnection connectionURL="jdbc:mysql://127.0.0.1:3306/beidou" driverClass="com.mysql.jdbc.Driver" password="root" userId="root" /> <javaTypeResolver> <property name="forceBigDecimals" value="false" /> </javaTypeResolver> <!-- model package and location --> <javaModelGenerator targetPackage="org.kanpiaoxuie.beidou.commons.bean.entity" targetProject="work/src/main/java"> <property name="enableSubPackages" value="true" /> <property name="trimStrings" value="true" /> </javaModelGenerator> <!-- mapping package and location --> <sqlMapGenerator targetPackage="org.kanpiaoxuie.beidou.dao.mapper" targetProject="work/src/main/java"> <property name="enableSubPackages" value="true" /> </sqlMapGenerator> <!-- dao package and location --> <javaClientGenerator type="XMLMAPPER" targetPackage="org.kanpiaoxuie.beidou.dao" targetProject="work/src/main/java"> <property name="enableSubPackages" value="true" /> </javaClientGenerator> <table tableName="tb_task" domainObjectName="Task" mapperName="TaskDAO" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false" /> </context> </generatorConfiguration>
需要在pom.xml 中添加如下依赖进行扩展：
<!-- https://mvnrepository.com/artifact/org.mybatis.generator/mybatis-generator-core --> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.7</version> </dependency>
/**
* Copyright kanpiaoxue.org [2017-2018]
*/
package com.example.work.mybatisgenerator;
import static org.mybatis.generator.internal.util.StringUtility.isTrue;
import org.mybatis.generator.api.CommentGenerator;
import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.IntrospectedTable;
import org.mybatis.generator.api.dom.java.CompilationUnit;
import org.mybatis.generator.api.dom.java.Field;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.java.InnerClass;
import org.mybatis.generator.api.dom.java.InnerEnum;
import org.mybatis.generator.api.dom.java.JavaElement;
import org.mybatis.generator.api.dom.java.Method;
import org.mybatis.generator.api.dom.java.Parameter;
import org.mybatis.generator.api.dom.java.TopLevelClass;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.config.PropertyRegistry;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;
import java.util.Set;
/**
* MyCommentGenerator.java
*
* @author kanpiaoxue
* @version 1.0
* Create Time 2018年10月27日 下午8:37:40
* Description :
*/
public class MyCommentGenerator implements CommentGenerator {
private Properties properties;
private Properties systemPro;
private boolean suppressDate;
private boolean suppressAllComments;
private String currentDateStr;
public MyCommentGenerator() {
super();
properties = new Properties();
systemPro = System.getProperties();
suppressDate = false;
suppressAllComments = false;
currentDateStr = (new SimpleDateFormat("yyyy-MM-dd")).format(new Date());
}
public void addJavaFileComment(CompilationUnit compilationUnit) {
// add no file level comments by default
return;
}
/**
* Adds a suitable comment to warn users that the element was generated, and
* when it was generated.
*/
public void addComment(XmlElement xmlElement) {
return;
}
public void addRootComment(XmlElement rootElement) {
// add no document level comments by default
return;
}
public void addConfigurationProperties(Properties properties) {
this.properties.putAll(properties);
suppressDate = isTrue(properties.getProperty(PropertyRegistry.COMMENT_GENERATOR_SUPPRESS_DATE));
suppressAllComments =
isTrue(properties.getProperty(PropertyRegistry.COMMENT_GENERATOR_SUPPRESS_ALL_COMMENTS));
}
/**
* This method adds the custom javadoc tag for. You may do nothing if you do
* not wish to include the Javadoc tag - however, if you do not include the
* Javadoc tag then the Java merge capability of the eclipse plugin will
* break.
*
* @param javaElement
* the java element
*/
protected void addJavadocTag(JavaElement javaElement, boolean markAsDoNotDelete) {
return;
}
/**
* This method returns a formated date string to include in the Javadoc tag
* and XML comments. You may return null if you do not want the date in
* these documentation elements.
*
* @return a string representing the current timestamp, or null
*/
protected String getDateString() {
String result = null;
if (!suppressDate) {
result = currentDateStr;
}
return result;
}
public void addClassComment(InnerClass innerClass, IntrospectedTable introspectedTable) {
if (suppressAllComments) {
return;
}
StringBuilder sb = new StringBuilder();
innerClass.addJavaDocLine("/**");
sb.append(" * ");
sb.append(introspectedTable.getFullyQualifiedTable());
sb.append(" ");
sb.append(getDateString());
innerClass.addJavaDocLine(sb.toString().replace("\n", " "));
innerClass.addJavaDocLine(" */");
}
public void addEnumComment(InnerEnum innerEnum, IntrospectedTable introspectedTable) {
if (suppressAllComments) {
return;
}
StringBuilder sb = new StringBuilder();
innerEnum.addJavaDocLine("/**");
sb.append(" * ");
sb.append(introspectedTable.getFullyQualifiedTable());
innerEnum.addJavaDocLine(sb.toString().replace("\n", " "));
innerEnum.addJavaDocLine(" */");
}
public void addFieldComment(Field field, IntrospectedTable introspectedTable,
IntrospectedColumn introspectedColumn) {
if (suppressAllComments) {
return;
}
StringBuilder sb = new StringBuilder();
field.addJavaDocLine("/**");
sb.append(" * ");
sb.append(introspectedColumn.getRemarks());
field.addJavaDocLine(sb.toString().replace("\n", " "));
field.addJavaDocLine(" */");
}
public void addFieldComment(Field field, IntrospectedTable introspectedTable) {
if (suppressAllComments) {
return;
}
StringBuilder sb = new StringBuilder();
field.addJavaDocLine("/**");
sb.append(" * ");
sb.append(introspectedTable.getFullyQualifiedTable());
field.addJavaDocLine(sb.toString().replace("\n", " "));
field.addJavaDocLine(" */");
}
public void addGeneralMethodComment(Method method, IntrospectedTable introspectedTable) {
if (suppressAllComments) {
return;
}
String methodName = method.getName();
String nameDoc = "";
if ("deleteByPrimaryKey".equals(methodName)) {
nameDoc = "根据主键删除记录";
} else if ("insert".equals(methodName)) {
nameDoc = "新增记录";
} else if ("insertSelective".equals(methodName)) {
nameDoc = "根据字段新增记录";
} else if ("selectByPrimaryKey".equals(methodName)) {
nameDoc = "根据主键得到记录";
} else if ("updateByPrimaryKeySelective".equals(methodName)) {
nameDoc = "根据字段使用主键更新记录";
} else if ("updateByPrimaryKey".equals(methodName)) {
nameDoc = "使用主键更新记录";
} else {
nameDoc = "";
}
method.addJavaDocLine("/**");
StringBuilder sb = new StringBuilder();
sb.append(" *\n");
sb.append(" * ");
sb.append(nameDoc).append("\n");
method.addJavaDocLine(sb.toString());
StringBuilder sb1 = new StringBuilder();
for (Parameter parm : method.getParameters()) {
sb1.append(" * @param ");
sb1.append(parm.getName());
sb1.append(" ");
method.addJavaDocLine(sb1.toString().replace("\n", " "));
}
StringBuilder sb2 = new StringBuilder();
sb2.append(" * @return 影响记录数量");
method.addJavaDocLine(sb2.toString());
method.addJavaDocLine(" */");
}
public void addGetterComment(Method method, IntrospectedTable introspectedTable,
IntrospectedColumn introspectedColumn) {
if (suppressAllComments) {
return;
}
method.addJavaDocLine("/**");
StringBuilder sb = new StringBuilder();
sb.append(" * ");
sb.append(introspectedColumn.getRemarks());
method.addJavaDocLine(sb.toString().replace("\n", " "));
sb.setLength(0);
sb.append(" * @return ");
sb.append(introspectedColumn.getActualColumnName());
sb.append(" ");
sb.append(introspectedColumn.getRemarks());
method.addJavaDocLine(sb.toString().replace("\n", " "));
method.addJavaDocLine(" */");
}
public void addSetterComment(Method method, IntrospectedTable introspectedTable,
IntrospectedColumn introspectedColumn) {
if (suppressAllComments) {
return;
}
method.addJavaDocLine("/**");
StringBuilder sb = new StringBuilder();
sb.append(" * ");
sb.append(introspectedColumn.getRemarks());
method.addJavaDocLine(sb.toString().replace("\n", " "));
Parameter parm = method.getParameters().get(0);
sb.setLength(0);
sb.append(" * @param ");
sb.append(parm.getName());
sb.append(" ");
sb.append(introspectedColumn.getRemarks());
method.addJavaDocLine(sb.toString().replace("\n", " "));
method.addJavaDocLine(" */");
}
public void addClassComment(InnerClass innerClass, IntrospectedTable introspectedTable,
boolean markAsDoNotDelete) {
if (suppressAllComments) {
return;
}
StringBuilder sb = new StringBuilder();
innerClass.addJavaDocLine("/**");
sb.append(" * ");
sb.append(introspectedTable.getFullyQualifiedTable());
innerClass.addJavaDocLine(sb.toString().replace("\n", " "));
sb.setLength(0);
sb.append(" * @author ");
sb.append(systemPro.getProperty("user.name"));
sb.append(" ");
sb.append(currentDateStr);
innerClass.addJavaDocLine(" */");
}
/*
* (non-Javadoc)
* @see org.mybatis.generator.api.CommentGenerator#addModelClassComment(org.
* mybatis.generator.api.dom.java.TopLevelClass,
* org.mybatis.generator.api.IntrospectedTable)
*/
@Override
public void addModelClassComment(TopLevelClass topLevelClass, IntrospectedTable introspectedTable) {
if (suppressAllComments) {
return;
}
topLevelClass.addJavaDocLine("/**");
StringBuilder sb = new StringBuilder();
sb.append(" * 数据表: ");
sb.append(introspectedTable.getFullyQualifiedTable());
topLevelClass.addJavaDocLine(sb.toString().replace("\n", " "));
topLevelClass.addJavaDocLine(" */");
}
/*
* (non-Javadoc)
* @see
* org.mybatis.generator.api.CommentGenerator#addGeneralMethodAnnotation(org
* .mybatis.generator.api.dom.java.Method,
* org.mybatis.generator.api.IntrospectedTable, java.util.Set)
*/
@Override
public void addGeneralMethodAnnotation(Method method, IntrospectedTable introspectedTable,
Set<FullyQualifiedJavaType> imports) {
}
/*
* (non-Javadoc)
* @see
* org.mybatis.generator.api.CommentGenerator#addGeneralMethodAnnotation(org
* .mybatis.generator.api.dom.java.Method,
* org.mybatis.generator.api.IntrospectedTable,
* org.mybatis.generator.api.IntrospectedColumn, java.util.Set)
*/
@Override
public void addGeneralMethodAnnotation(Method method, IntrospectedTable introspectedTable,
IntrospectedColumn introspectedColumn, Set<FullyQualifiedJavaType> imports) {
}
/*
* (non-Javadoc)
* @see
* org.mybatis.generator.api.CommentGenerator#addFieldAnnotation(org.mybatis
* .generator.api.dom.java.Field,
* org.mybatis.generator.api.IntrospectedTable, java.util.Set)
*/
@Override
public void addFieldAnnotation(Field field, IntrospectedTable introspectedTable,
Set<FullyQualifiedJavaType> imports) {
}
/*
* (non-Javadoc)
* @see
* org.mybatis.generator.api.CommentGenerator#addFieldAnnotation(org.mybatis
* .generator.api.dom.java.Field,
* org.mybatis.generator.api.IntrospectedTable,
* org.mybatis.generator.api.IntrospectedColumn, java.util.Set)
*/
@Override
public void addFieldAnnotation(Field field, IntrospectedTable introspectedTable,
IntrospectedColumn introspectedColumn, Set<FullyQualifiedJavaType> imports) {
}
/*
* (non-Javadoc)
* @see
* org.mybatis.generator.api.CommentGenerator#addClassAnnotation(org.mybatis
* .generator.api.dom.java.InnerClass,
* org.mybatis.generator.api.IntrospectedTable, java.util.Set)
*/
@Override
public void addClassAnnotation(InnerClass innerClass, IntrospectedTable introspectedTable,
Set<FullyQualifiedJavaType> imports) {
}
}
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