- /*
- * Copyright 1999-2004 The Apache Software Foundation.
- *
- * Licensed 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.commons.launcher;
-
- import java.io.InputStream;
- import java.io.IOException;
- import java.io.OutputStream;
-
- /**
- * A class for connecting an OutputStream to an InputStream.
- *
- * @author Patrick Luby
- */
- public class StreamConnector extends Thread {
-
- //------------------------------------------------------------------ Fields
-
- /**
- * Input stream to read from.
- */
- private InputStream is = null;
-
- /**
- * Output stream to write to.
- */
- private OutputStream os = null;
-
- //------------------------------------------------------------ Constructors
-
- /**
- * Specify the streams that this object will connect in the {@link #run()}
- * method.
- *
- * @param is the InputStream to read from.
- * @param os the OutputStream to write to.
- */
- public StreamConnector(InputStream is, OutputStream os) {
-
- this.is = is;
- this.os = os;
-
- }
-
- //----------------------------------------------------------------- Methods
-
- /**
- * Connect the InputStream and OutputStream objects specified in the
- * {@link #StreamConnector(InputStream, OutputStream)} constructor.
- */
- public void run() {
-
- // If the InputStream is null, don't do anything
- if (is == null)
- return;
-
- // Connect the streams until the InputStream is unreadable
- try {
- int bytesRead = 0;
- byte[] buf = new byte[4096];
- while ((bytesRead = is.read(buf)) != -1) {
- if (os != null && bytesRead > 0) {
- os.write(buf, 0, bytesRead);
- os.flush();
- }
- yield();
- }
- } catch (IOException e) {}
-
- }
-
- }