ibator 工具补充类，自动生成Manager接口，ManagerImpl类

经常用ibator工具生成VO和DAO，但是有个麻烦的就是没有manager类，昨天有空手工写了一个根据DAO和DAOImp生成Manager和ManagerImpl的工具，工具还可以把通过数据库生成的xml文件里的DATE类型替换成TIMESTAMP，因为xml里的DATE类型只有日期，没分秒，Example里的好多Date类型，都是java.sql.Date也是没有分秒的。故全部替换成java.util.Date，这样就省去不好功夫了。一键全部生成。

package test;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

/**
 * @Description: ibator补丁工具，生成Manager类，替换xml，java里的Date数据类型 
 * @author: 尹滨 
 * @E-mail: [e-mail]
 * @date 2011-3-7 上午09:55:26
 * @version 1.0
 * 
 */
public class IbatorConfig {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		String path="D:\\workspace\\portal\\src\\com\\bfb\\portal\\vo\\ab";
		new IbatorConfig().start(path);
		
	}

	
    /**
     * 按目录查找文件，
     * 1.换文件中的指定字符串
     * 2.生成Manager接口
     * 3.生成ManagerImpl类
     */
    public void start(String path){
    	File file=new File(path);
    	File[] files = file.listFiles();
    	int i=0;
    	int j=0;
    	int m=0;
    	int n=0;
    	if(files!=null && files.length>0){
	    	for(File f:files){
	    		System.out.print("\n第 "+(++i)+" 个文件");
	    		String filename=f.getName();
	    		if(filename.toLowerCase().indexOf("_sqlmap.xml")>0){	    			
	    			System.out.println("替换sqlMap.xml文件开始......");
		    		String fileALLname=f.getPath();
		    		readFileByLines(fileALLname,"DATE","TIMESTAMP");		    		
	    		}else if(filename.toLowerCase().indexOf("example.java")>0){
	    			System.out.println("替换Example.java文件开始......");
		    		String fileALLname=f.getPath();
		    		readFileByLines(fileALLname,"java.sql.Date","Date");
	    		}else if(filename.toLowerCase().indexOf("daoimpl.java")>0){
	    			System.out.println("替换DAO.java文件开始......");
		    		String fileALLname=f.getPath();
		    		chgDAOImpl(fileALLname);
	    		}else if(filename.toLowerCase().indexOf("dao.java")>0){
	    			System.out.println("生成Manager.java接口文件开始......");
		    		addManager(f);
		    		System.out.println("生成ManagerImple.java接口文件开始......");
		    		File f1=new File(f.getPath());
		    		newManagerImpl(f1);
	    		}	    		
	    	}
    	}
    }	
	
	/**
     * 按行读取，替换指定字符串
     */
    public  void readFileByLines(String fileName,String oldstring,String newstring) {
        File file = new File(fileName);       
        BufferedReader reader = null;
        StringBuffer sb=new StringBuffer("");
        try {            
            reader = new BufferedReader(new FileReader(file));
            String tempString = null;
            int line = 1;
            // 一次读入一行，直到读入null为文件结束
            while ((tempString = reader.readLine()) != null) {
                line++;
                String temp=tempString.replace(oldstring, newstring);
                sb.append(temp+"\n");
                
            }
            reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e1) {
                }
            }
        }
        //System.out.println(sb);
        appendMethodB(fileName,sb.toString());
    }

    /**
     * 按给定内容，更新文件内容
     */
    public  void appendMethodB(String fileName, String content) {
        try {
            //打开一个写文件器，构造函数中的第二个参数true表示以追加形式写文件
            FileWriter writer = new FileWriter(fileName, false);
            writer.write(content);
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    

    
    /**
     * 更新DAO为SqlMapClient增加setter getter
     * @param fileName
     */
    public void chgDAOImpl(String fileName){
        File file = new File(fileName);       
        BufferedReader reader = null;
        StringBuffer sb=new StringBuffer("");
        try {            
            reader = new BufferedReader(new FileReader(file));
            String tempString = null;
            int line = 1;
            // 一次读入一行，直到读入null为文件结束
            while ((tempString = reader.readLine()) != null) {
                line++;
                if(tempString.toLowerCase().indexOf("private sqlmapclient sqlmapclient;")>0){                	
                	sb.append(tempString+"\n\n");
                	sb.append("    public void setSqlMapClient(SqlMapClient sqlMapClient) {\n"+
							  "        this.sqlMapClient = sqlMapClient;\n"+
							  "    }\n\n"+							
							  "    public SqlMapClient getSqlMapClient() {\n"+
							  "        return sqlMapClient;\n"+
							  "    }\n");                
                }else{
                	sb.append(tempString+"\n");
                }
                
                
            }
            reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e1) {
                }
            }
        }
        //System.out.println(sb);
        appendMethodB(fileName,sb.toString());
    }
    
    /**
     * 增加Manager接口
     * @param fileIn
     */
    public void addManager(File fileIn){    	    	   
        BufferedReader reader = null;
        StringBuffer sb=new StringBuffer("");
        try {            
            reader = new BufferedReader(new FileReader(fileIn));
            String tempString = null;
            int line = 1;
            // 一次读入一行，直到读入null为文件结束
            while ((tempString = reader.readLine()) != null) {
                line++;
                if(tempString.indexOf("interface")>0 && tempString.indexOf("DAO")>0){
                	String temp=tempString.replace("DAO", "Manager");
                    sb.append(temp+"\n");
                }else{	                
	                sb.append(tempString+"\n");
                }
            }
            reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e1) {
                }
            }
        }
        //System.out.println(sb);
        String name=fileIn.getName().replace("DAO", "Manager");
        String newFilename=fileIn.getParent()+"\\"+name;
        appendMethodB(newFilename,sb.toString());
    }
    
    /**
     * 更改DAO的名字
     * @param name
     * @return
     */
    public String chgName(String name){
    	String firstC=name.substring(0, 1).toLowerCase();
    	String otherC=name.substring(1);
    	return firstC+otherC;
    }
    
    /**
     * 第一个字母大写
     * @param word
     * @return
     */
    private String firstWordToUpper(String word) {
    	   String first = word.substring(0, 1);
    	   return first.toUpperCase() + word.substring(1);
    }
    
    /**
     * setter  getter
     * @param name
     */
    public String getset(String name){
    	StringBuffer sb=new StringBuffer("");
    	sb.append("    public void  set"+name+"("+name+" "+chgName(name)+"){\n");
    	sb.append("        this."+chgName(name)+"="+chgName(name)+";\n");
    	sb.append("    }\n");
    	
    	sb.append("    public "+name+" get"+name+"("+name+" "+chgName(name)+"){\n");
    	sb.append("        return "+chgName(name)+";\n");
    	sb.append("    }\n");
    	return sb.toString();
    }
    
    
    /**
     * 取方法名
     * @param ss
     * @return
     */
    public String getMethodName(String ss){
    	int s1=ss.indexOf("(");
    	String temp=ss.substring(0,s1);
		int s2=temp.lastIndexOf(" ");
		
		return (ss.substring(s2,s1));
    }
    
    /**
     * 得到变量名字的串
     * @param line
     * @return
     */
    public String getParam(String line){
    	int s1=line.indexOf("(");
		int s2=line.indexOf(")");
		String params=line.substring(s1+1,s2);
		String p1="";
		String p2="";
		String paramStr="";
		if(params.indexOf(",")>0){
			int s3=params.indexOf(" ");
			int s4=params.indexOf(",");
			int s5=params.lastIndexOf(" ");			
			p1=params.substring(s3,s4);
			p2=params.substring(s5);
			paramStr="("+p1+","+p2+")";
		}else{
			int s6=params.lastIndexOf(" ");			
			p1=params.substring(s6);
			paramStr="("+p1+")";
		}
    	return paramStr;
    }
    
    /**
     * 更具接口方法声明生成方法体
     * @param line
     * @param daoName
     * @return
     */
    public String getMethod(String line,String daoName){
    	String methodname=getMethodName(line);
    	StringBuffer sb=new StringBuffer("");
    	if(line.indexOf("SQLException;")>0  && line.indexOf("import")<0){    		
		    	if(line.indexOf("void")>0 && line.indexOf(";")>0){
		    		String temp=line.replace(";", "{\n");
		    		sb.append("    public "+temp);    		
		    		sb.append("        "+chgName(daoName)+"."+methodname+getParam(line)+";\n");
		    		sb.append("    }\n\r");
		    	}else{
		    		String temp=line.replace(";", "{\n");
		    		sb.append("    public "+temp);    		
		    		sb.append("        return "+chgName(daoName)+"."+methodname+getParam(line)+";\n");
		    		sb.append("    }\n\r");
		    	}
    	}
    	return sb.toString();
    	
    }
    
    
    /**
     * 传入DAO接口的File，生成ManagerImpl
     * @param file 
     */
    public void newManagerImpl(File file){
    	String oldname=file.getName();
    	int s1=oldname.indexOf(".");
    	oldname=oldname.substring(0,s1);
    	String name=oldname.replace("DAO", "ManagerImpl");
    	String filename=file.getParent()+"\\"+name+".java";
    	file.getName();
    	    	
        BufferedReader reader = null;
        StringBuffer sb=new StringBuffer("");
        try {            
            reader = new BufferedReader(new FileReader(file));
            String tempString = null;
            int line = 1;
            // 一次读入一行，直到读入null为文件结束
            while ((tempString = reader.readLine()) != null) {
                line++;
                if(tempString.indexOf("interface")>0){
                	sb.append("");
                	String temp=tempString.replace("interface", "class");
                	temp=temp.replace(oldname, name);
                	temp=temp.replace("{", "");
                	temp=temp+" implements "+oldname.replace("DAO", "Manager")+" {\n";
                    sb.append(temp);
                    
                    sb.append("\n");
                    sb.append("    private "+oldname+" "+chgName(oldname)+";\n\n");
                    sb.append("    public "+name+"() {\n");
                    sb.append("        super();\n");
                    sb.append("    }\n");
                    sb.append(getset(oldname));
                }else if(tempString.indexOf("SQLException;")>0 && tempString.indexOf("import")<0){
                	String methodBody=getMethod(tempString,oldname);
                	sb.append(methodBody);                
                }else{
                	sb.append(tempString+"\n");
                }                
            }
            reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e1) {
                }
            }
        }       
        appendMethodB(filename,sb.toString());
    }
}