/*
* Copyright 2002-2007 the original author or authors.
*
* 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.springframework.aop.aspectj;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.aspectj.bridge.AbortException;
import org.aspectj.bridge.IMessage;
import org.aspectj.bridge.IMessage.Kind;
import org.aspectj.bridge.IMessageHandler;
/**
* Implementation of AspectJ's {@link IMessageHandler} interface that
* routes AspectJ weaving messages through the same logging system as the
* regular Spring messages.
*
* <p>Pass the option...
*
* <p><code class="code">-XmessageHandlerClass:org.springframework.aop.aspectj.AspectJWeaverMessageHandler</code>
*
* <p>to the weaver; for example, specifying the following in a
* "<code>META-INF/aop.xml</code> file:
*
* <p><code class="code"><weaver options="..."/></code>
*
* @author Adrian Colyer
* @author Juergen Hoeller
* @since 2.0
*/
public class AspectJWeaverMessageHandler implements IMessageHandler {
private static final String AJ_ID = "[AspectJ] ";
private static final Log LOGGER = LogFactory.getLog("AspectJ Weaver");
public boolean handleMessage(IMessage message) throws AbortException {
Kind messageKind = message.getKind();
if (LOGGER.isDebugEnabled() || LOGGER.isTraceEnabled()) {
if (messageKind == IMessage.DEBUG) {
LOGGER.debug(makeMessageFor(message));
return true;
}
}
if (LOGGER.isInfoEnabled()) {
if ((messageKind == IMessage.INFO) || (messageKind == IMessage.WEAVEINFO)) {
LOGGER.info(makeMessageFor(message));
return true;
}
}
if (LOGGER.isWarnEnabled()) {
if (messageKind == IMessage.WARNING) {
LOGGER.warn(makeMessageFor(message));
return true;
}
}
if (LOGGER.isErrorEnabled()) {
if (messageKind == IMessage.ERROR) {
LOGGER.error(makeMessageFor(message));
return true;
}
}
if (LOGGER.isFatalEnabled()) {
if (messageKind == IMessage.ABORT) {
LOGGER.fatal(makeMessageFor(message));
return true;
}
}
return false;
}
private String makeMessageFor(IMessage aMessage) {
return AJ_ID + aMessage.getMessage();
}
public boolean isIgnoring(Kind messageKind) {
// We want to see everything, and allow configuration of log levels dynamically.
return false;
}
public void dontIgnore(Kind messageKind) {
// We weren't ignoring anything anyway...
}
public void ignore(Kind kind) {
// We weren't ignoring anything anyway...
}
}
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