/* | |
* 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.felix.shell.remote; | |
import java.io.IOException; | |
import java.io.OutputStream; | |
import java.io.PrintStream; | |
import java.net.SocketException; | |
/** | |
* Class implementing a <tt>TerminalPrintStream</tt>. | |
*/ | |
class TerminalPrintStream extends PrintStream | |
{ | |
private final ServiceMediator m_services; | |
private volatile boolean m_isClosed = false; | |
/** | |
* Constructs a new instance wrapping the given <tt>OutputStream</tt>. | |
* | |
* @param tout the <tt>OutputStream</tt> to be wrapped. | |
*/ | |
public TerminalPrintStream(ServiceMediator services, OutputStream tout) | |
{ | |
super(tout); | |
m_services = services; | |
}//constructor | |
public void print(String str) | |
{ | |
try | |
{ | |
byte[] bytes = str.getBytes(); | |
out.write(bytes, 0, bytes.length); | |
flush(); | |
} | |
catch (Exception ex) | |
{ | |
if (!m_isClosed) | |
{ | |
m_services.error("TerminalPrintStream::print()", ex); | |
} | |
} | |
public void println(String str) | |
{ | |
print(str + "\r\n"); | |
}//println | |
public void flush() | |
{ | |
try | |
{ | |
out.flush(); | |
} | |
catch (IOException ex) | |
{ | |
m_services.error("TerminalPrintStream::println()", ex); | |
} | |
}//flush | |
public void close() | |
{ | |
m_isClosed = true; | |
super.close(); | |
} | |
}//class TerminalPrintStream |