批量生成 Hibernate Dao

/**
 * 批量生成 Hibernate Dao
 * @author WangZhen Email: [e-mail]
 */

package com.yuchen.test;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class BatchBuildDao {

  String filePath = "D:\\test\\src\\java\\com\\yuchen\\test\\common\\";
  String packageName = "com.yuchen.test.common";

  public BatchBuildDao() {
    List<String> classNameList = new ArrayList<String>();
    classNameList = this.getClassNameList(this.filePath + "model\\");
    String content = "";
    for (String className : classNameList) {
      content = "package " + this.packageName + ".dao;\n\n" 
          + "import " + this.packageName + ".model." + className + ";\n\n"
          + "public interface " + className + "Dao" + " extends HibernateDao<" + className + "> {\n\n" 
          + "}\n";
      this.createFile(filePath + "dao\\" + className + "Dao.java", content);
      content = "package " + this.packageName + ".dao.impl;\n\n"
          + "import " + this.packageName + ".dao." + className + "Dao;\n"
          + "import " + this.packageName + ".model." + className + ";\n\n"
          + "public class " + className + "DaoImpl extends HibernateDaoSupport<" + className + "> implements " + className + "Dao {\n\n"
          + "}";
      this.createFile(filePath + "dao\\impl\\" + className + "DaoImpl.java", content);      
      content = "<bean id=\"" + className.substring(0, 1).toLowerCase() + className.substring(1) + "Dao\" class=\"" + this.packageName + ".dao.impl." + className + "DaoImpl\">\n"
          + "    <property name=\"sessionFactory\"><ref bean=\"sessionFactory\" /></property>\n"  
          + "</bean>\n";
      System.out.print(content);
    }
  }

  public List<String> getClassNameList(String path) {
    List<String> list = new ArrayList<String>();
    File file = new File(path);
    File[] files = file.listFiles();
    for (int i = 0; i < files.length; i++) {
      if (files[i].isFile()) {
        String fileName = files[i].getName();
        if (".java".equals(fileName
            .substring(fileName.lastIndexOf(".")))) {
          list.add(fileName.substring(0, fileName.lastIndexOf(".")));
        }
      }
    }
    return list;
  }

  public void createFile(String fileName, String content) {
    try {
      FileWriter fw = new FileWriter(fileName);
      fw.write(content);
      fw.close();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    new BatchBuildDao();
  }

}