[需再总结]SSH整合代码生成器

package cn.itcast.invoice.util.generator;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;

import cn.itcast.invoice.invoice.storeoper.vo.StoreOperModel;

//生成器
public class GeneratorUtil {
	private Class clazz;
	private String all;					// EmpModel
	private String small;				// emp
	private String big;					// Emp
	private String little;				// e
	private String pkg;					// cn.itcast.invoice.auth
	private String dir;					// cn\itcast\invoice\auth

	public static void main(String[] args) throws Exception {
		// 只要你提供Model我就可以给你生成你要的所有文件
		//EmpModel,RoleModel,ResModel,MenuModel
		//SupplierModel,GoodsTypeModel,GoodsModel
		//OrderModel,OrderDetailModel
		//StoreModel,StoreDetailModel,StoreOperModel
		new GeneratorUtil(StoreOperModel.class);
		System.out.println("请添加Action在struts.xml中的定义");
		System.out.println("请添加关联关系，位置hbm.xml");
		System.out.println("请添加自定义查询条件数据层实现，位置Impl");
		System.out.println("请添加自定义查询条件，位置QueryModel");
		System.out.println("运行完毕！");
	}

	public GeneratorUtil(Class clazz) throws Exception {
		this.clazz = clazz;
		// -1.数据初始化
		dataInit();
		// 0.生成目录(包)
		generatorDirectory();
		// 1.QueryModel
		generatorQueryModel();
		// 2.hbm.xml
		generatorHbmXml();
		// 3.Dao
		generatorDao();
		// 4.Impl
		generatorImpl();
		// 5.Ebi
		generatorEbi();
		// 6.Ebo
		generatorEbo();
		// 7.Action
		generatorAction();
		// 8.applicationContext-**.xml
		generatorApplicationContextXml();
	}

	// 8.applicationContext-**.xml
	private void generatorApplicationContextXml() throws Exception {
		File f = new File("resources/applicationContext-"+small+".xml");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
		bw.newLine();

		bw.write("<beans xmlns=\"http://www.springframework.org/schema/beans\"");
		bw.newLine();

		bw.write("	xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"");
		bw.newLine();

		bw.write("	xsi:schemaLocation=\"");
		bw.newLine();

		bw.write("		http://www.springframework.org/schema/beans ");
		bw.newLine();

		bw.write("		http://www.springframework.org/schema/beans/spring-beans.xsd");
		bw.newLine();

		bw.write("		\">  ");
		bw.newLine();

		bw.write("	<!-- Action -->");
		bw.newLine();

		bw.write("	<bean id=\""+small+"Action\" class=\""+pkg+".web."+big+"Action\" scope=\"prototype\">");
		bw.newLine();

		bw.write("		<property name=\""+small+"Ebi\" ref=\""+small+"Ebi\"/>");
		bw.newLine();

		bw.write("	</bean>");
		bw.newLine();

		bw.newLine();

		bw.write("	<!-- Ebi -->");
		bw.newLine();

		bw.write("	<bean id=\""+small+"Ebi\" class=\""+pkg+".business.ebo."+big+"Ebo\">");
		bw.newLine();

		bw.write("		<property name=\""+small+"Dao\" ref=\""+small+"Dao\"/>");
		bw.newLine();

		bw.write("	</bean>");
		bw.newLine();

		bw.newLine();

		bw.write("	<!-- Dao -->");
		bw.newLine();

		bw.write("	<bean id=\""+small+"Dao\" class=\""+pkg+".dao.impl."+big+"Impl\">");
		bw.newLine();

		bw.write("		<property name=\"sessionFactory\" ref=\"sessionFactory\"/>");
		bw.newLine();

		bw.write("	</bean>");
		bw.newLine();

		bw.write("</beans>");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 7.Action
	private void generatorAction() throws Exception {
		File f = new File("src/"+dir+"/web/"+big+"Action.java");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".web;");
		bw.newLine();

		bw.newLine();

		bw.write("import java.util.List;");
		bw.newLine();

		bw.newLine();

		bw.write("import "+pkg+".business.ebi."+big+"Ebi;");
		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"Model;");
		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"QueryModel;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseAction;");
		bw.newLine();

		bw.newLine();

		bw.write("public class "+big+"Action extends BaseAction{");
		bw.newLine();

		bw.write("	public "+big+"Model "+little+"m = new "+big+"Model();");
		bw.newLine();

		bw.write("	public "+big+"QueryModel "+little+"qm = new "+big+"QueryModel();");
		bw.newLine();

		bw.newLine();

		bw.write("	private "+big+"Ebi "+small+"Ebi;");
		bw.newLine();

		bw.write("	public void set"+big+"Ebi("+big+"Ebi "+small+"Ebi) {");
		bw.newLine();

		bw.write("		this."+small+"Ebi = "+small+"Ebi;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public String list(){");
		bw.newLine();

		bw.write("		setDataTotal("+small+"Ebi.getCount("+little+"qm));");
		bw.newLine();

		bw.write("		List<"+big+"Model> "+small+"List = "+small+"Ebi.getAll("+little+"qm,pageNum,pageCount);");
		bw.newLine();

		bw.write("		put(\""+small+"List\", "+small+"List);");
		bw.newLine();

		bw.write("		return LIST;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public String input(){");
		bw.newLine();

		bw.write("		if("+little+"m.getUuid() != null){");
		bw.newLine();

		bw.write("			"+little+"m = "+small+"Ebi.get("+little+"m.getUuid());");
		bw.newLine();

		bw.write("		}");
		bw.newLine();

		bw.write("		return INPUT;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public String save(){");
		bw.newLine();

		bw.write("		if("+little+"m.getUuid() == null){");
		bw.newLine();

		bw.write("			"+small+"Ebi.save("+little+"m);");
		bw.newLine();

		bw.write("		}else{");
		bw.newLine();

		bw.write("			"+small+"Ebi.update("+little+"m);");
		bw.newLine();

		bw.write("		}");
		bw.newLine();

		bw.write("		return TO_LIST;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public String delete(){");
		bw.newLine();

		bw.write("		"+small+"Ebi.delete("+little+"m);");
		bw.newLine();

		bw.write("		return TO_LIST;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 6.Ebo
	private void generatorEbo() throws Exception {
		File f = new File("src/"+dir+"/business/ebo/"+big+"Ebo.java");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".business.ebo;");
		bw.newLine();

		bw.newLine();

		bw.write("import java.io.Serializable;");
		bw.newLine();

		bw.write("import java.util.List;");
		bw.newLine();

		bw.newLine();

		bw.write("import "+pkg+".business.ebi."+big+"Ebi;");
		bw.newLine();

		bw.write("import "+pkg+".dao.dao."+big+"Dao;");
		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"Model;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseQueryModel;");
		bw.newLine();

		bw.newLine();

		bw.write("public class "+big+"Ebo implements "+big+"Ebi{");
		bw.newLine();

		bw.write("	private "+big+"Dao "+small+"Dao;");
		bw.newLine();

		bw.write("	public void set"+big+"Dao("+big+"Dao "+small+"Dao) {");
		bw.newLine();

		bw.write("		this."+small+"Dao = "+small+"Dao;");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public void save("+big+"Model "+little+"m) {");
		bw.newLine();

		bw.write("		"+small+"Dao.save("+little+"m);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public void update("+big+"Model "+little+"m) {");
		bw.newLine();

		bw.write("		"+small+"Dao.update("+little+"m);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public void delete("+big+"Model "+little+"m) {");
		bw.newLine();

		bw.write("		"+small+"Dao.delete("+little+"m);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public "+big+"Model get(Serializable uuid) {");
		bw.newLine();

		bw.write("		return "+small+"Dao.get(uuid);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public List<"+big+"Model> getAll() {");
		bw.newLine();

		bw.write("		return "+small+"Dao.getAll();");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public Integer getCount(BaseQueryModel qm) {");
		bw.newLine();

		bw.write("		return "+small+"Dao.getCount(qm);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("	public List<"+big+"Model> getAll(BaseQueryModel qm, Integer pageNum,Integer pageCount) {");
		bw.newLine();

		bw.write("		return "+small+"Dao.getAll(qm,pageNum,pageCount);");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 5.Ebi
	private void generatorEbi() throws Exception {
		File f = new File("src/"+dir+"/business/ebi/"+big+"Ebi.java");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".business.ebi;");
		bw.newLine();

		bw.newLine();

		bw.write("import org.springframework.transaction.annotation.Transactional;");
		bw.newLine();

		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"Model;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseEbi;");
		bw.newLine();

		bw.write("@Transactional");
		bw.newLine();

		bw.write("public interface "+big+"Ebi extends BaseEbi<"+big+"Model>{");
		bw.newLine();

		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 4.Impl
	private void generatorImpl() throws Exception {
		File f = new File("src/"+dir+"/dao/impl/"+big+"Impl.java");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".dao.impl;");
		bw.newLine();

		bw.newLine();

		bw.write("import org.hibernate.criterion.DetachedCriteria;");
		bw.newLine();

		bw.write("import org.hibernate.criterion.Restrictions;");
		bw.newLine();

		bw.newLine();

		bw.write("import "+pkg+".dao.dao."+big+"Dao;");
		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"Model;");
		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"QueryModel;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseDaoImpl;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseQueryModel;	");
		bw.newLine();

		bw.newLine();

		bw.write("public class "+big+"Impl extends BaseDaoImpl<"+big+"Model> implements "+big+"Dao{");
		bw.newLine();

		bw.newLine();

		bw.write("	public void doQbc(BaseQueryModel qm,DetachedCriteria dc){");
		bw.newLine();

		bw.write("		"+big+"QueryModel "+little+"qm = ("+big+"QueryModel)qm;");
		bw.newLine();

		bw.write("		//TODO 添加自定义查询条件");
		bw.newLine();

		bw.write("	}");
		bw.newLine();

		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 3.Dao
	private void generatorDao() throws Exception {
		File f = new File("src/"+dir+"/dao/dao/"+big+"Dao.java");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".dao.dao;");
		bw.newLine();

		bw.newLine();

		bw.write("import "+pkg+".vo."+big+"Model;");
		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseDao;");
		bw.newLine();

		bw.newLine();

		bw.write("public interface "+big+"Dao extends BaseDao<"+big+"Model>{");
		bw.newLine();

		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 2.hbm.xml
	private void generatorHbmXml()  throws Exception {
		File f = new File("src/"+dir+"/vo/"+big+"Model.hbm.xml");
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
		bw.newLine();

		bw.write("<!DOCTYPE hibernate-mapping PUBLIC");
		bw.newLine();

		bw.write("        '-//Hibernate/Hibernate Mapping DTD 3.0//EN'");
		bw.newLine();

		bw.write("        'http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd'>");
		bw.newLine();

		bw.write("<hibernate-mapping>");
		bw.newLine();

		bw.write("    <class name=\""+pkg+".vo."+big+"Model\" table=\"tbl_"+small+"\">");
		bw.newLine();

		bw.write("        <id name=\"uuid\">");
		bw.newLine();

		bw.write("            <generator class=\"native\" />");
		bw.newLine();

		bw.write("        </id>");
		bw.newLine();
		//迭代生成所有的属性
		//使用反射获取所有的字段
		Field[] fds = clazz.getDeclaredFields();
		for (Field fd :fds) {
			//如果是私有的生成
			if(Modifier.PRIVATE == fd.getModifiers() && !"uuid".equals(fd.getName())){
				//String,Long,Double,Integer
				if( fd.getType().equals(String.class) ||
					fd.getType().equals(Long.class) ||
					fd.getType().equals(Integer.class) ||
					fd.getType().equals(Double.class)
					){
					if(!fd.getName().endsWith("View")){
						bw.write("        <property name=\""+fd.getName()+"\"/>");
						bw.newLine();
					}
				}
			}
		}

		bw.newLine();

		bw.write("        <!-- 关系 -->");
		bw.newLine();

		bw.newLine();

		bw.write("    </class>");
		bw.newLine();

		bw.write("</hibernate-mapping>");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 1.QueryModel
	private void generatorQueryModel() throws Exception {
		//1.创建文件
		//2.IO写数据
		//3.关闭流
		File f = new File("src/"+dir+"/vo/"+big+"QueryModel.java");
		//如果该文件存在，则不做任何操作
		if(f.exists()){
			return;
		}
		f.createNewFile();

		BufferedWriter bw = new BufferedWriter(new FileWriter(f));

		bw.write("package "+pkg+".vo;");
		bw.newLine();

		bw.newLine();

		bw.write("import cn.itcast.invoice.util.base.BaseQueryModel;");
		bw.newLine();

		bw.newLine();

		bw.write("public class "+big+"QueryModel extends "+big+"Model implements BaseQueryModel{");
		bw.newLine();

		bw.write("	//TODO 添加查询范围字段 ");
		bw.newLine();

		bw.write("}");
		bw.newLine();

		bw.flush();
		bw.close();
	}

	// 0.生成目录(包)
	private void generatorDirectory() {
		File f = new File("src/"+dir+"/web");
		f.mkdirs();

		f = new File("src/"+dir+"/business/ebi");
		f.mkdirs();

		f = new File("src/"+dir+"/business/ebo");
		f.mkdirs();

		f = new File("src/"+dir+"/dao/dao");
		f.mkdirs();

		f = new File("src/"+dir+"/dao/impl");
		f.mkdirs();
	}

	// -1.数据初始化
	private void dataInit() {
		// EmpModel
		all = clazz.getSimpleName();
		// Emp
		big = all.substring(0,all.length()-5);
		// e
		little = all.substring(0,1).toLowerCase();
		// emp
		small = little + big.substring(1);
		// cn.itcast.invoice.auth.emp
		String pkgTemp = clazz.getPackage().getName();
		pkg = pkgTemp.substring(0,pkgTemp.length()-3);
		// cn\itcast\invoice\auth\emp
		dir = pkg.replace(".", "/");
	}

}