/**
*
* Copyright 2003-2004 The Apache Software Foundation
*
* 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.apache.geronimo.system.jmx;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanConstructorInfo;
import javax.management.MBeanInfo;
import javax.management.MBeanNotificationInfo;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanParameterInfo;
import org.apache.geronimo.gbean.GAttributeInfo;
import org.apache.geronimo.gbean.GBeanInfo;
import org.apache.geronimo.gbean.GOperationInfo;
import org.apache.geronimo.kernel.management.NotificationType;
/**
* Helper class for JMX Operations
*
* @version $Rev: 395155 $ $Date: 2006-04-19 08:44:24 +0200 (Wed, 19 Apr 2006) $
*/
public final class JMXUtil {
private JMXUtil() {
}
public static MBeanInfo toMBeanInfo(GBeanInfo gBeanInfo) {
String className = gBeanInfo.getClassName();
String description = "No description available";
// attributes
Set gbeanAttributes = gBeanInfo.getAttributes();
MBeanAttributeInfo[] attributes = new MBeanAttributeInfo[gbeanAttributes.size()];
int a = 0;
for (Iterator iterator = gbeanAttributes.iterator(); iterator.hasNext();) {
GAttributeInfo gAttributeInfo = (GAttributeInfo) iterator.next();
attributes[a] = new MBeanAttributeInfo(gAttributeInfo.getName(), gAttributeInfo.getType(), "no description available", gAttributeInfo.isReadable(), gAttributeInfo.isWritable(), isIs(gAttributeInfo));
a++;
}
//we don't expose managed constructors
MBeanConstructorInfo[] constructors = new MBeanConstructorInfo[0];
// operations
Set gbeanOperations = gBeanInfo.getOperations();
MBeanOperationInfo[] operations = new MBeanOperationInfo[gbeanOperations.size()];
int o = 0;
for (Iterator iterator = gbeanOperations.iterator(); iterator.hasNext();) {
GOperationInfo gOperationInfo = (GOperationInfo) iterator.next();
//list of class names
List gparameters = gOperationInfo.getParameterList();
MBeanParameterInfo[] parameters = new MBeanParameterInfo[gparameters.size()];
int p = 0;
for (Iterator piterator = gparameters.iterator(); piterator.hasNext();) {
String type = (String) piterator.next();
parameters[p] = new MBeanParameterInfo("parameter" + p, type, "no description available");
p++;
}
operations[o] = new MBeanOperationInfo(gOperationInfo.getName(), "no description available", parameters, "java.lang.Object", MBeanOperationInfo.UNKNOWN);
o++;
}
MBeanNotificationInfo[] notifications = new MBeanNotificationInfo[1];
notifications[0] = new MBeanNotificationInfo(NotificationType.TYPES, "javax.management.Notification", "J2EE Notifications");
MBeanInfo mbeanInfo = new MBeanInfo(className, description, attributes, constructors, operations, notifications);
return mbeanInfo;
}
private static boolean isIs(GAttributeInfo gAttributeInfo) {
String getterName = gAttributeInfo.getGetterName();
if (getterName == null) {
return false;
}
return getterName.startsWith("is");
}
}