/*
* 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.log4j;
import org.apache.log4j.spi.
LoggingEvent;
/**
SimpleLayout consists of the level of the log statement,
followed by " - " and then the log message itself. For example,
<pre>
DEBUG - Hello world
</pre>
<p>
@author Ceki Gülcü
@since version 0.7.0
<p>{@link PatternLayout} offers a much more powerful alternative.
*/
public class
SimpleLayout extends
Layout {
StringBuffer sbuf = new
StringBuffer(128);
public
SimpleLayout() {
}
public
void
activateOptions() {
}
/**
Returns the log statement in a format consisting of the
<code>level</code>, followed by " - " and then the
<code>message</code>. For example, <pre> INFO - "A message"
</pre>
<p>The <code>category</code> parameter is ignored.
<p>
@return A byte array in SimpleLayout format.
*/
public
String format(
LoggingEvent event) {
sbuf.
setLength(0);
sbuf.
append(
event.
getLevel().
toString());
sbuf.
append(" - ");
sbuf.
append(
event.
getRenderedMessage());
sbuf.
append(
LINE_SEP);
return
sbuf.
toString();
}
/**
The SimpleLayout does not handle the throwable contained within
{@link LoggingEvent LoggingEvents}. Thus, it returns
<code>true</code>.
@since version 0.8.4 */
public
boolean
ignoresThrowable() {
return true;
}
}