JAVA执行Linux命令的方法

        /** 执行Linux命令，并返回执行结果。 */        public static String exec(String[] args) {            String result = "";            ProcessBuilder processBuilder = new ProcessBuilder(args);            Process process = null;            InputStream errIs = null;            InputStream inIs = null;            try {                ByteArrayOutputStream baos = new ByteArrayOutputStream();               int read = -1;               process = processBuilder.start();               errIs = process.getErrorStream();               while ((read = errIs.read()) != -1) {                   baos.write(read);               }               baos.write('\n');               inIs = process.getInputStream();               while ((read = inIs.read()) != -1) {                   baos.write(read);               }               byte[] data = baos.toByteArray();               result = new String(data);           } catch (IOException e) {               e.printStackTrace();           } catch (Exception e) {               e.printStackTrace();           } finally {               try {                   if (errIs != null) {                       errIs.close();                   }                   if (inIs != null) {                       inIs.close();                   }               } catch (IOException e) {                   e.printStackTrace();               }               if (process != null) {                   process.destroy();               }           }           return result;       }