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/*******************************************************************************
* Copyright (c) 2015, 2018 Red Hat.
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Red Hat - Initial Contribution
*******************************************************************************/
package org.eclipse.linuxtools.internal.docker.core;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Map;
import org.eclipse.core.runtime.ListenerList;
// Special Console OutputStream which supports listeners.
public class DockerConsoleOutputStream extends OutputStream {
private OutputStream stream;
private Map<String, Object> properties;
ListenerList<IConsoleListener> consoleListeners;
public DockerConsoleOutputStream(OutputStream stream) {
this.stream = stream;
}
public DockerConsoleOutputStream setOutputStream(OutputStream stream) {
this.stream = stream;
return this;
}
public void setTerminalProperties(Map<String, Object> properties) {
this.properties = properties;
}
public Map<String, Object> getTerminalProperties() {
return properties;
}
@Override
public void write(byte[] b) throws IOException {
if (stream != null) {
stream.write(b);
}
notifyConsoleListeners(b, 0, b.length);
}
@Override
public void write(byte[] b, int off, int len) throws IOException {
if (stream != null) {
stream.write(b, off, len);
}
notifyConsoleListeners(b, off, len);
}
@Override
public void write(int arg0) throws IOException {
byte[] b = new byte[1];
b[0] = (byte) arg0;
write(b);
}
@Override
public void close() throws IOException {
if (stream != null) {
stream.close();
}
}
@Override
public void flush() throws IOException {
if (stream != null) {
stream.flush();
}
}
public void addConsoleListener(IConsoleListener listener) {
if (consoleListeners == null)
consoleListeners = new ListenerList<>(ListenerList.IDENTITY);
consoleListeners.add(listener);
}
public void removeConsoleListener(IConsoleListener listener) {
if (consoleListeners != null)
consoleListeners.remove(listener);
}
public void notifyConsoleListeners(byte[] b, int off, int len) {
if (consoleListeners != null) {
String output = new String(b, off, len);
Object[] listeners = consoleListeners.getListeners();
for (int i = 0; i < listeners.length; ++i) {
((IConsoleListener) listeners[i]).newOutput(output);
}
}
}
}
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