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  • JAVA 遍历文件夹下文件并更改文件名称

      周末因为一些原因,需要批量更改一些文件的名称,使其随机,就随手写了点代码。

    增加一个随机字母:

    public static void changeName(String path){
    		File file = new File(path);
    		File[] files = file.listFiles();
    		for (int i = 0; i < files.length; i++) {
    			if(files[i].isDirectory()){
    				changeName(files[i].toString());
    			}else{
    				String name = files[i].getAbsolutePath();
    				files[i].renameTo(new File("G:\newSong\"+getChar()+files[i].getName()));
    			}
    			
    		}
    		
    	}
    	
    	public static String getChar(){
    		String[] datas = {"a","b","c","d","e","f","g","h","k","m","n","o","p","q","r","s","t","u","v","w","x","y","z"};
    		Random r = new Random();
    		return datas[r.nextInt(datas.length-1)];
    	}
    	public static void main(String[] args) {
    		changeName("G:\song");
    	}
    

      删除掉随机字母

    public static void changeName(String path){
    		File file = new File(path);
    		File[] files = file.listFiles();
    		for (int i = 0; i < files.length; i++) {
    			if(files[i].isDirectory()){
    				changeName(files[i].toString());
    			}else{
    				String name = files[i].getAbsolutePath();//newSong\
    				String nameStr = files[i].getName().substring(1,files[i].getName().length());
    				files[i].renameTo(new File("G:\song\"+nameStr));
    			}
    			
    		}
    		
    	}
    	
    	public static String getChar(){
    		String[] datas = {"a","b","c","d","e","f","g","h","k","m","n","o","p","q","r","s","t","u","v","w","x","y","z"};
    		Random r = new Random();
    		return datas[r.nextInt(datas.length-1)];
    	}
    	public static void main(String[] args) {
    		changeName("G:\newSong");
    	}
    

      

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  • 原文地址:https://www.cnblogs.com/yeyuchangfeng/p/4657304.html
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