FileUtil1 读取文件内容

 

package com.cici.readfile;

import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;

public class Utilities {
    
    
    private Utilities(){}
    
    //文件的相对路径
    public final static String XML_PATH = "/xml/";
    public static void testGetFile(String filePath) throws IOException{
        URL filepath = Utilities.class.getResource(XML_PATH+filePath);
        String fileFullPath = filepath.getFile();
        File dir = new File(fileFullPath);
        int i; 
        if(dir.isDirectory()){
            //遍历该目录
            File[] subFiles = dir.listFiles();
            for(File file: subFiles){
                if(file.isFile()){
                    FileInputStream input = new FileInputStream(file);
                       //3.以文件输入流对象为参数创建数据输入流对象   
                    DataInputStream dis=new DataInputStream(input);  
                    //4.读取其他文件的内容并输出   
                    System.out.println("=============="+file.getName()+"===============");
                    while((i=input.read())!=-1)  
                    {  
                        System.out.print((char)i);  
                    } 
                    System.out.println("===============================================");
                } 
            }
     }
    }
     public static void main(String[] args) throws IOException {
        String path = "conf";
         testGetFile(path) ;
    }
}