/*
* 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.synapse.config.xml;
import org.apache.axiom.om.OMAttribute;
import org.apache.axiom.om.OMElement;
import org.apache.synapse.Mediator;
import org.apache.synapse.mediators.builtin.LogMediator;
import javax.xml.namespace.QName;
import java.util.Properties;
/**
* Created a Log mediator that logs messages using commons-logging.
*
* <pre>
* <log [level="simple|headers|full|custom"]>
* <property> *
* </log>
* </pre>
*/
public class LogMediatorFactory extends AbstractMediatorFactory {
private static final QName LOG_Q = new QName(XMLConfigConstants.SYNAPSE_NAMESPACE, "log");
private static final String SIMPLE = "simple";
private static final String HEADERS = "headers";
private static final String FULL = "full";
private static final String CUSTOM = "custom";
public static final String CAT_INFO = "INFO";
public static final String CAT_TRACE = "TRACE";
public static final String CAT_DEBUG = "DEBUG";
public static final String CAT_WARN = "WARN";
public static final String CAT_ERROR = "ERROR";
public static final String CAT_FATAL = "FATAL";
private static final QName ATT_LEVEL = new QName("level");
private static final QName ATT_SEPERATOR = new QName("separator");
private static final QName ATT_CATEGORY = new QName("category");
public QName getTagQName() {
return LOG_Q;
}
protected Mediator createSpecificMediator(OMElement elem, Properties properties) {
LogMediator logMediator = new LogMediator();
// after successfully creating the mediator
// set its common attributes such as tracing etc
processAuditStatus(logMediator,elem);
// Set the high level set of properties to be logged (i.e. log level)
OMAttribute level = elem.getAttribute(ATT_LEVEL);
if (level != null) {
String levelstr = level.getAttributeValue();
if (SIMPLE.equals(levelstr)) {
logMediator.setLogLevel(LogMediator.SIMPLE);
} else if (HEADERS.equals(levelstr)) {
logMediator.setLogLevel(LogMediator.HEADERS);
} else if (FULL.equals(levelstr)) {
logMediator.setLogLevel(LogMediator.FULL);
} else if (CUSTOM.equals(levelstr)) {
logMediator.setLogLevel(LogMediator.CUSTOM);
}
}
// Set the log statement category (i.e. INFO, DEBUG, etc..)
OMAttribute category = elem.getAttribute(ATT_CATEGORY);
if (category != null) {
String catstr = category.getAttributeValue().trim().toUpperCase();
if (CAT_INFO.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_INFO);
} else if (CAT_TRACE.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_TRACE);
} else if (CAT_DEBUG.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_DEBUG);
} else if (CAT_WARN.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_WARN);
} else if (CAT_ERROR.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_ERROR);
} else if (CAT_FATAL.equals(catstr)) {
logMediator.setCategory(LogMediator.CATEGORY_FATAL);
} else {
handleException("Invalid log category. Category has to be one of " +
"the following : INFO, TRACE, DEBUG, WARN, ERROR, FATAL");
}
}
// check if a custom separator has been supplied, if so use it
OMAttribute separator = elem.getAttribute(ATT_SEPERATOR);
if (separator != null) {
logMediator.setSeparator(separator.getAttributeValue());
}
logMediator.addAllProperties(MediatorPropertyFactory.getMediatorProperties(elem));
return logMediator;
}
}