JAVA解压rar文件

zhao103804

import java.io.BufferedReader;import java.io.InputStreamReader;/** * @author zhaoliangyuan * @E-mail zhao19860603@163.com * @dateTime 2010/7/20 上午 10:21:07 类说明:解壓壓縮文件 */public class Test22 {/** *  * 解压rar文件 *  *  *  * @param targetPath *  * @param absolutePath *  */public void unRarFile(String targetPath, String absolutePath) {try {// 系统安装winrar的路径String cmd = "C:\\Program Files\\WinRAR\\winrar.exe";String unrarCmd = cmd + " x -r -p- -o+ " + absolutePath + " " + targetPath;Runtime rt = Runtime.getRuntime();Process pre = rt.exec(unrarCmd);InputStreamReader isr = new InputStreamReader(pre.getInputStream());BufferedReader bf = new BufferedReader(isr);String line = null;while ((line = bf.readLine()) != null) {line = line.trim();if ("".equals(line)) {continue;}System.out.println(line);}bf.close();} catch (Exception e) {System.out.println("解压发生异常");}}/** *  * @param args *  */public static void main(String[] args) {//須手動建立解壓後的文件夾String targetPath = "D:\\R000072";String rarFilePath = "D:\\apache-ant-1.6.5-bin.zip";Test22 unrar = new Test22();unrar.unRarFile(targetPath, rarFilePath);}}