| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| package installer; |
| import java.util.*; |
| import java.io.*; |
| public class ExecCmd |
| { |
| |
| public boolean exec( String cmd, String[] env ) |
| { |
| System.out.println("About to exectute " + cmd); |
| final Process p; |
| boolean result = false; |
| try |
| { |
| Runtime rt = Runtime.getRuntime(); |
| p=rt.exec( cmd, env ); |
| new Thread(new Runnable() { |
| public void run() |
| { |
| BufferedReader br_in = null; |
| try |
| { |
| br_in = new BufferedReader(new InputStreamReader(p.getInputStream())); |
| String buff = null; |
| while ((buff = br_in.readLine()) != null) |
| { |
| System.out.println("Process out :" + buff); |
| /*try |
| { |
| Thread.sleep(100); |
| } |
| catch(Exception e) {}*/ |
| } |
| System.out.println("finished reading out"); |
| } |
| catch (IOException ioe) |
| { |
| System.out.println("Exception caught printing javac result"); |
| ioe.printStackTrace(); |
| } |
| finally |
| { |
| if ( br_in != null ) |
| { |
| try |
| { |
| br_in.close(); |
| } |
| catch( Exception e ) {} // nothing can be done |
| } |
| } |
| } } ).start(); |
| |
| new Thread(new Runnable() { |
| public void run() { |
| BufferedReader br_err = null; |
| try { |
| br_err = new BufferedReader(new InputStreamReader(p.getErrorStream())); |
| String buff = null; |
| while ((buff = br_err.readLine()) != null) { |
| System.out.println("Process err :" + buff); |
| /*try {Thread.sleep(100); } catch(Exception e) {}*/ |
| } |
| System.out.println("finished reading err"); |
| } catch (IOException ioe) { |
| System.out.println("Exception caught printing javac result"); |
| ioe.printStackTrace(); |
| } |
| finally |
| { |
| if ( br_err != null ) |
| { |
| try |
| { |
| br_err.close(); |
| } |
| catch( Exception e ) {} // nothing can be done |
| } |
| } |
| } }).start(); |
| int exitcode = p.waitFor(); |
| if ( exitcode != 0 ) |
| { |
| System.out.println("cmd [" + cmd + "] failed" ); |
| result= false; |
| } |
| else |
| { |
| System.out.println("cmd [" + cmd + "] completed successfully"); |
| result= true; |
| } |
| } |
| catch (Exception e) { |
| System.out.println("Exception"); |
| e.printStackTrace(); |
| } |
| System.out.println("command complete"); |
| return result; |
| } |
| } |
| |