/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
* add the following below this CDDL HEADER, with the fields enclosed
|
* by brackets "[]" replaced with your own identifying * information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Portions Copyright 2006-2007 Sun Microsystems, Inc.
|
*/
|
package org.opends.server.loggers;
|
|
import java.io.PrintWriter;
|
|
/**
|
* A TextWriter provides a character-based stream used by a
|
* TextLogPublisher as a target for outputting log records.
|
* Separating this from a LogPublisher implementation allows
|
* better sharing of targets such as the console, since a
|
* TextWriter imposes no format.
|
*/
|
public class TextWriter
|
{
|
/**
|
* A TextWriter which writes to standard out.
|
*/
|
public static TextWriter STDOUT=
|
new TextWriter(new PrintWriter(System.out, true), false);
|
/**
|
* A TextWriter which writes to standard error.
|
*/
|
public static TextWriter STDERR=
|
new TextWriter(new PrintWriter(System.err, true), false);
|
|
/** The underlying output stream. */
|
protected PrintWriter writer;
|
|
/** Indicates whether we should close the stream on shutdown. */
|
private boolean closable;
|
|
/**
|
* Create a new TextWriter for a specified writer.
|
* On shutdown, the writer will be closed.
|
*
|
* @param writer - a character stream used for output.
|
*/
|
public TextWriter(PrintWriter writer)
|
{
|
this(writer, true);
|
}
|
|
/**
|
* Create a new TextWriter for a specified writer.
|
* On shutdown, the writer will be closed if requested.
|
*
|
* @param writer - a character stream used for output.
|
* @param closeOnShutdown - indicates whether the provided.
|
* stream should be closed when shutdown is invoked.
|
*/
|
public TextWriter(PrintWriter writer, boolean closeOnShutdown)
|
{
|
this.writer = writer;
|
closable = closeOnShutdown;
|
}
|
|
/**
|
* Writes a text record to the output stream.
|
*
|
* @param record - the record to write.
|
*/
|
public void writeRecord(String record)
|
{
|
writer.println(record);
|
}
|
|
/**
|
* Flushes any buffered contents of the output stream.
|
*/
|
public void flush()
|
{
|
writer.flush();
|
}
|
|
/**
|
* Releases any resources held by the writer.
|
* Unless <b>closeOnShutdown</b> was <b>false</b> when the writer
|
* was constructed, the wrapped output stream will also be
|
* closed.
|
*/
|
public void shutdown()
|
{
|
// Close only if we were told to
|
if (closable) {
|
writer.close();
|
}
|
}
|
}
|
