| /* |
| |
| Derby - Class org.apache.derbyTesting.functionTests.harness.ProcessStreamDrainer |
| |
| 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 org.apache.derbyTesting.functionTests.harness; |
| |
| import java.io.*; |
| |
| |
| public class ProcessStreamDrainer implements Runnable |
| { |
| |
| protected ByteArrayOutputStream data; |
| protected InputStream in; |
| protected FileOutputStream fos; |
| protected BufferedOutputStream bos; |
| protected boolean finished; |
| protected IOException ioe; |
| |
| public ProcessStreamDrainer(InputStream in, File tmpOutFile) |
| throws IOException, InterruptedException |
| { |
| data = new ByteArrayOutputStream(); |
| this.in = in; |
| this.fos = new FileOutputStream(tmpOutFile); |
| this.bos = new BufferedOutputStream(fos, 4096); |
| Thread myThread = new Thread(this, getClass().getName()); |
| |
| myThread.setPriority(Thread.MIN_PRIORITY); |
| //System.out.println("ProcessStreamDrainer calling start..."); |
| myThread.start(); |
| } |
| |
| public synchronized void run() |
| { |
| //System.out.println("Thread run..."); |
| if ( in == null ) |
| { |
| System.out.println("The inputstream is null"); |
| System.exit(1); |
| } |
| |
| try |
| { |
| byte[] ca = new byte[4096]; |
| int valid; |
| while ((valid = in.read(ca, 0, ca.length)) != -1) |
| { |
| //System.out.println(ca); |
| bos.write(ca, 0, valid); |
| bos.flush(); |
| } |
| bos.flush(); |
| } |
| catch (IOException ioe) |
| { |
| System.out.println(ioe); |
| } |
| |
| synchronized (this) |
| { |
| finished = true; |
| notifyAll(); |
| } |
| } |
| |
| public void Wait() throws IOException |
| { |
| synchronized(this) |
| { |
| try |
| { |
| while (!finished) |
| { |
| wait(); |
| } |
| } |
| catch (InterruptedException ie) |
| { |
| System.out.println("Interrupted: " + ie.toString()); |
| } |
| } |
| bos.close(); |
| return; |
| } |
| } |