Mybatis Generator自动生成Mybatis相关代码
import java.util.List;
import java.util.Properties;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;
import org.mybatis.generator.api.CommentGenerator;
import org.mybatis.generator.api.IntrospectedTable;
import org.mybatis.generator.api.PluginAdapter;
import org.mybatis.generator.api.ShellRunner;
import org.mybatis.generator.api.dom.java.Field;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.java.JavaVisibility;
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.Attribute;
import org.mybatis.generator.api.dom.xml.Element;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
/**
* <pre>
* add pagination using mysql limit.
* This class is only used in ibator code generator.
* </pre>
*/
public class MapperPaginationPlugin extends PluginAdapter {
private Logger log = Logger.getLogger(PaginationPlugin.class);
public MapperPaginationPlugin(){
Properties properties = new Properties();
properties.setProperty("log4j.rootCategory", "debug, R");
properties.setProperty("log4j.appender.R", "org.apache.log4j.RollingFileAppender");
properties.setProperty("log4j.appender.R.File", "D:/mybatisGenerator.log");//the output file ,you can read from other config file
properties.setProperty("log4j.appender.R.MaxFileSize", "1024000");//ȥ��K ,ֻ������
properties.setProperty("log4j.appender.R.MaxBackupIndex", "2");
properties.setProperty("log4j.appender.R.layout", "org.apache.log4j.PatternLayout");
properties.setProperty("log4j.appender.R.layout.ConversionPattern", "%m%n");
PropertyConfigurator.configure( properties );
}
@Override
public boolean modelExampleClassGenerated(TopLevelClass topLevelClass,
IntrospectedTable introspectedTable) {
// add field, getter, setter for limit clause
addLimit(topLevelClass, introspectedTable, "limitStart");
addLimit(topLevelClass, introspectedTable, "limitMaxSize");
return super.modelExampleClassGenerated(topLevelClass,
introspectedTable);
}
private String getBlank(int deep){
String s="";
for(int i=0; i<deep; i++){
s+=" ";
}
return s;
}
private void printElement(Element element,int deep){
if(element instanceof XmlElement){
XmlElement element2 = (XmlElement)element;
log.info(getBlank(deep)+"Element Name:"+element2.getName());
deep += 1;
for(Element c:element2.getElements()){
printElement(c,deep);
}
deep -=1;
}else{
log.info(getBlank(deep)+"Element Type:"+element.getClass().getSimpleName());
}
}
@Override
public boolean sqlMapSelectByExampleWithoutBLOBsElementGenerated(
XmlElement element, IntrospectedTable introspectedTable) {
XmlElement isNotNullElement = new XmlElement("if"); //$NON-NLS-1$
isNotNullElement.addAttribute(new Attribute("test", "limitStart >= 0")); //$NON-NLS-1$ //$NON-NLS-2$
isNotNullElement.addElement(new TextElement("limit ${limitStart} , ${limitMaxSize}"));
element.addElement(isNotNullElement);
return super.sqlMapUpdateByExampleWithoutBLOBsElementGenerated(element, introspectedTable);
}
private void addLimit(TopLevelClass topLevelClass,
IntrospectedTable introspectedTable, String name) {
CommentGenerator commentGenerator = context.getCommentGenerator();
Field field = new Field();
field.setVisibility(JavaVisibility.PROTECTED);
field.setType(FullyQualifiedJavaType.getIntInstance());
field.setName(name);
field.setInitializationString("-1");
commentGenerator.addFieldComment(field, introspectedTable);
topLevelClass.addField(field);
char c = name.charAt(0);
String camel = Character.toUpperCase(c) + name.substring(1);
Method method = new Method();
method.setVisibility(JavaVisibility.PUBLIC);
method.setName("set" + camel);
method.addParameter(new Parameter(FullyQualifiedJavaType
.getIntInstance(), name));
method.addBodyLine("this." + name + "=" + name + ";");
commentGenerator.addGeneralMethodComment(method, introspectedTable);
topLevelClass.addMethod(method);
method = new Method();
method.setVisibility(JavaVisibility.PUBLIC);
method.setReturnType(FullyQualifiedJavaType.getIntInstance());
method.setName("get" + camel);
method.addBodyLine("return " + name + ";");
commentGenerator.addGeneralMethodComment(method, introspectedTable);
topLevelClass.addMethod(method);
}
/**
* This plugin is always valid - no properties are required
*/
public boolean validate(List<String> warnings) {
return true;
}
public static void generate() {
String config = PaginationPlugin.class.getClassLoader().getResource(
"mybatisConfig.xml").getFile();
String[] arg = { "-configfile", config, "-overwrite" };
ShellRunner.main(arg);
}
public static void main(String[] args) {
generate();
}
}
import java.util.List;
import org.mybatis.generator.api.PluginAdapter;
import java.util.List;
import org.mybatis.generator.api.CommentGenerator;
import org.mybatis.generator.api.IntrospectedTable;
import org.mybatis.generator.api.PluginAdapter;
import org.mybatis.generator.api.ShellRunner;
import org.mybatis.generator.api.dom.java.Field;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.java.JavaVisibility;
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.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
/**
* <pre>
* add pagination using mysql limit.
* This class is only used in ibator code generator.
* </pre>
*/
public class PaginationPlugin extends PluginAdapter {
@Override
public boolean modelExampleClassGenerated(TopLevelClass topLevelClass,
IntrospectedTable introspectedTable) {
// add field, getter, setter for limit clause
addLimit(topLevelClass, introspectedTable, "limitStart");
addLimit(topLevelClass, introspectedTable, "limitEnd");
return super.modelExampleClassGenerated(topLevelClass,
introspectedTable);
}
@Override
public boolean sqlMapSelectByExampleWithoutBLOBsElementGenerated(
XmlElement element, IntrospectedTable introspectedTable) {
XmlElement isParameterPresenteElemen = (XmlElement) element
.getElements().get(element.getElements().size() - 1);
XmlElement isNotNullElement = new XmlElement("isGreaterEqual"); //$NON-NLS-1$
isNotNullElement.addAttribute(new Attribute("property", "limitStart")); //$NON-NLS-1$ //$NON-NLS-2$
isNotNullElement.addAttribute(new Attribute("compareValue", "0")); //$NON-NLS-1$ //$NON-NLS-2$
isNotNullElement.addElement(new TextElement(
"limit $limitStart$ , $limitEnd$"));
isParameterPresenteElemen.addElement(isNotNullElement);
return super.sqlMapUpdateByExampleWithoutBLOBsElementGenerated(element,
introspectedTable);
}
private void addLimit(TopLevelClass topLevelClass,
IntrospectedTable introspectedTable, String name) {
CommentGenerator commentGenerator = context.getCommentGenerator();
Field field = new Field();
field.setVisibility(JavaVisibility.PROTECTED);
field.setType(FullyQualifiedJavaType.getIntInstance());
field.setName(name);
field.setInitializationString("-1");
commentGenerator.addFieldComment(field, introspectedTable);
topLevelClass.addField(field);
char c = name.charAt(0);
String camel = Character.toUpperCase(c) + name.substring(1);
Method method = new Method();
method.setVisibility(JavaVisibility.PUBLIC);
method.setName("set" + camel);
method.addParameter(new Parameter(FullyQualifiedJavaType
.getIntInstance(), name));
method.addBodyLine("this." + name + "=" + name + ";");
commentGenerator.addGeneralMethodComment(method, introspectedTable);
topLevelClass.addMethod(method);
method = new Method();
method.setVisibility(JavaVisibility.PUBLIC);
method.setReturnType(FullyQualifiedJavaType.getIntInstance());
method.setName("get" + camel);
method.addBodyLine("return " + name + ";");
commentGenerator.addGeneralMethodComment(method, introspectedTable);
topLevelClass.addMethod(method);
}
/**
* This plugin is always valid - no properties are required
*/
public boolean validate(List<String> warnings) {
return true;
}
public static void generate() {
String config = PaginationPlugin.class.getClassLoader()
.getResource("Yododo.xml").getFile();
String[] arg = { "-configfile", config, "-overwrite" };
ShellRunner.main(arg);
}
public static void main(String[] args) {
generate();
}
}
targetProject=mybatis-generatorByMaven #targetProject=Yododo model.package=com.yododo.core.domain sqlMap.package=sqlmap.mybatis dao.package=com.yododo.core.dao.mybatis jdbc.jar=C:/Users/Administrator/.m2/repository/mysql/mysql-connector-java/5.1.18/mysql-connector-java-5.1.18.jar jdbc.driver.class=com.mysql.jdbc.Driver
jdbc.url=jdbc\:mysql\://192.168.1.5\:3306/yddtest?useUnicode\=true&characterEncoding\=UTF-8 jdbc.user=ydd jdbc.password=MySqL4ydd
<?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="mybatis.properties" /> <classPathEntry location="D:\Projects\tour\lib\mysql-connector-java-5.1.18-bin.jar" /> <!-- MyBatis3 Ibatis2Java5 --> <context id="context1" targetRuntime="MyBatis3"> <plugin type="MapperPaginationPlugin" /> <commentGenerator> <property name="suppressAllComments" value="true" /> </commentGenerator> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="${jdbc.url}" userId="${jdbc.user}" password="${jdbc.password}" /> <javaTypeResolver> <property name="forceBigDecimals" value="false" /> </javaTypeResolver> <javaModelGenerator targetPackage="${model.package}" targetProject="${targetProject}"> <property name="enableSubPackages" value="true" /> <property name="trimStrings" value="true" /> </javaModelGenerator> <sqlMapGenerator targetPackage="${sqlMap.package}" targetProject="${targetProject}"> <property name="enableSubPackages" value="true" /> </sqlMapGenerator> <!-- SPRING XMLMAPPER --> <javaClientGenerator type="XMLMAPPER" targetPackage="${dao.package}" targetProject="${targetProject}"> <property name="enableSubPackages" value="true" /> </javaClientGenerator> <!-- <table tableName="tour_place_range"> <generatedKey column="place_range_id" identity="true" sqlStatement="SELECT LAST_INSERT_ID()"></generatedKey> </table> --> <table tableName="sale_hotel"> <columnOverride column="status" javaType="Integer" jdbcType="TINYINT"></columnOverride> <columnOverride column="securepay" javaType="Integer" jdbcType="TINYINT"></columnOverride> <columnOverride column="areaorderid" javaType="Integer" jdbcType="TINYINT"></columnOverride> <columnOverride column="pricefrom" javaType="Integer" jdbcType="SMALLINT"></columnOverride> <columnOverride column="priceto" javaType="Integer" jdbcType="SMALLINT"></columnOverride> </table> </context> </generatorConfiguration>
MyEclipse下右击Yododo.xml点Generate Mybatis/iBATIS Artifacts 运行生成
MyEclipse
增加generatorByMaven插件地址:http://mybatis.googlecode.com/svn/sub-projects/generator/trunk/eclipse/UpdateSite
手工添加:将附件中解压的features和plugins文件夹里的内容分别拷贝到MyEclipse的features和plugins文件夹后重启myeclipse即可
mac系统eclipse安装
手动安装:将附件中解压的features和plugins文件夹拷贝到Eclipse安装目录的dropins文件夹下重启eclipse即可