/*
* Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.mediator.log;
import org.apache.axiom.om.OMAttribute;
import org.apache.axiom.om.OMElement;
import org.wso2.carbon.mediator.service.ui.AbstractMediator;
import org.wso2.carbon.mediator.service.util.MediatorProperty;
import javax.xml.namespace.QName;
import java.util.ArrayList;
import java.util.List;
public class LogMediator extends AbstractMediator {
/** Only properties specified to the Log mediator */
public static final int CUSTOM_VALUE = 0;
/** To, From, WSAction, SOAPAction, ReplyTo, MessageID and any properties */
public static final int SIMPLE_VALUE = 1;
/** All SOAP header blocks and any properties */
public static final int HEADERS_VALUE = 2;
/** all attributes of level 'simple' and the SOAP envelope and any properties */
public static final int FULL_VALUE = 3;
private static final String SIMPLE = "simple";
private static final String HEADERS = "headers";
private static final String FULL = "full";
private static final String CUSTOM = "custom";
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");
private static final String TRACE = "TRACE";
private static final String DEBUG = "DEBUG";
private static final String INFO = "INFO";
private static final String WARN = "WARN";
private static final String ERROR = "ERROR";
private static final String FATAL = "FATAL";
public static final int TRACE_VALUE = 0;
public static final int DEBUG_VALUE = 1;
public static final int INFO_VALUE = 2;
public static final int WARN_VALUE = 3;
public static final int ERROR_VALUE = 4;
public static final int FATAL_VALUE = 5;
public static final String DEFAULT_SEP = ", ";
/** The default log level is set to SIMPLE_VALUE */
private int logLevel = SIMPLE_VALUE;
/**The default log category is INFO */
private int logCategory = INFO_VALUE;
/** The separator for which used to separate logging information */
private String separator = DEFAULT_SEP;
/** The holder for the custom properties */
private final List<MediatorProperty> properties = new ArrayList<MediatorProperty>();
public String getTagLocalName() {
return "log";
}
public int getLogLevel() {
return logLevel;
}
public String getSeparator() {
return separator;
}
public int getLogCategory() {
return logCategory;
}
public void setLogCategory(int logCategory) {
this.logCategory = logCategory;
}
public List<MediatorProperty> getProperties() {
return properties;
}
public void setLogLevel(int logLevel) {
this.logLevel = logLevel;
}
public void setSeparator(String separator) {
this.separator = separator;
}
public void addProperty(MediatorProperty p) {
properties.add(p);
}
public void addAllProperties(List<MediatorProperty> list) {
properties.addAll(list);
}
public OMElement serialize(OMElement parent) {
OMElement log = fac.createOMElement("log", synNS);
saveTracingState(log, this);
if (logLevel != SIMPLE_VALUE) {
log.addAttribute(fac.createOMAttribute(
"level", nullNS,
logLevel == HEADERS_VALUE ? "headers" :
logLevel == FULL_VALUE ? "full" :
logLevel == CUSTOM_VALUE ? "custom" : "simple"
));
}
if(logCategory != INFO_VALUE ){
log.addAttribute(fac.createOMAttribute("category" , nullNS ,
logCategory == TRACE_VALUE ? "TRACE" :
logCategory == DEBUG_VALUE ? "DEBUG" :
logCategory == WARN_VALUE ? "WARN" :
logCategory == ERROR_VALUE ? "ERROR" :
logCategory == FATAL_VALUE ? "FATAL" : "INFO"
));
}
if (!DEFAULT_SEP.equals(separator)) {
log.addAttribute(fac.createOMAttribute(
"separator", nullNS, separator));
}
serializeMediatorProperties(log, properties, PROP_Q);
if (parent != null) {
parent.addChild(log);
}
return log;
}
public void build(OMElement elem) {
// after successfully creating the mediator
// set its common attributes such as tracing etc
processAuditStatus(this, 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)) {
logLevel = SIMPLE_VALUE;
} else if (HEADERS.equals(levelstr)) {
logLevel = HEADERS_VALUE;
} else if (FULL.equals(levelstr)) {
logLevel = FULL_VALUE;
} else if (CUSTOM.equals(levelstr)) {
logLevel = CUSTOM_VALUE;
}
}
OMAttribute category = elem.getAttribute(ATT_CATEGORY);
if(category != null) {
String categoryStr = category.getAttributeValue();
if (TRACE.equals(categoryStr)) {
logCategory = TRACE_VALUE;
} else if (DEBUG.equals(categoryStr)) {
logCategory = DEBUG_VALUE;
} else if (INFO.equals(categoryStr)) {
logCategory = INFO_VALUE;
} else if (WARN.equals(categoryStr)) {
logCategory = WARN_VALUE;
} else if (ERROR.equals(categoryStr)) {
logCategory = ERROR_VALUE;
} else if (FATAL.equals(categoryStr)) {
logCategory = FATAL_VALUE;
}
}
// check if a custom separator has been supplied, if so use it
OMAttribute separator = elem.getAttribute(ATT_SEPERATOR);
if (separator != null) {
setSeparator(separator.getAttributeValue());
}
addAllProperties(getMediatorProperties(elem));
}
}