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/**************************************************************
*
* 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;
}
}
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