java 压缩rar文件

灰太狼 2022-07-27 16:51 351阅读 0赞

//压缩是通过命令来调用的，需要服务器安装rar
    package com.gs.system.util.clear;
    
    import com.gs.system.util.Config;
    
    import java.io.BufferedReader;
    import java.io.IOException;
    import java.io.InputStreamReader;
    
    /**
     * Created by gj.hu on 2016/3/22.
     */
    public class RARUtil {
    
        /**
         * @param
         * @throws InterruptedException
         * @throws IOException
         * @throws IOException
         * @throws InterruptedException
         */
        public static int fileToRar(String aimpath,String realPath) throws Exception {
            String rarPaht= Config.readConfig("rar_path");
            StringBuffer cmd= new StringBuffer(rarPaht);//安装的winrar路径
            cmd.append(" a -ep ");
            cmd.append(aimpath);
            cmd.append(" ");
            cmd.append(realPath);
            Process proc;
            try {
                proc = Runtime.getRuntime().exec(cmd.toString());
                BufferedReader br = new BufferedReader(new InputStreamReader(proc.getInputStream(), "UTF-8"));
                String line;
                while ((line = br.readLine()) != null) {
                    //System.out.println(line);
                }
    
                br = new BufferedReader(new InputStreamReader(proc.getErrorStream(), "UTF-8"));
                while ((line = br.readLine()) != null) {
                    //System.err.println(line);
                }
                // 当前线程等待该process结束，既挂起主线程
                proc.waitFor();
                return 1;
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
                return 0;
            }
    
    
        }
    
        public static void main(String[] args) throws Exception {
            String aimpath="E:/7.rar ";
            String realPath="E:/1/20160323/tar";
            int dd=fileToRar(aimpath,realPath);
            System.out.println("11");
            System.out.println(dd);
        }
    
    }