package com.util; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; /** * @ClassName: IOUtill * @Description: I/O工具类 * @author 无名 * @date 2016-5-20 下午9:00:18 * @version 1.0 */ public final class IOUtill { private IOUtill(){} public static void writeByUrl(String url,String content) { File file = new File(url); if (!file.getParentFile().exists()) { file.getParentFile().mkdirs(); } try { file.createNewFile(); } catch (IOException e) { e.printStackTrace(); } try { FileWriter fw = new FileWriter(file, true); BufferedWriter bw = new BufferedWriter(fw); bw.write(content); bw.flush(); bw.close(); fw.close(); } catch (IOException e) { e.printStackTrace(); } } public static String readByUrl(String url) { File file = new File(url); if (!file.getParentFile().exists()) { file.getParentFile().mkdirs(); } String content = ""; try { FileReader fr = new FileReader(file); BufferedReader br = new BufferedReader(fr); try { String line = br.readLine(); content += line; while(line != null) { line = br.readLine(); content += line; } }catch (IOException ex) { ex.printStackTrace(); } }catch(FileNotFoundException e){ e.printStackTrace(); } return content; } }