| /* |
| * 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.felix.mosgi.jmx.httpconnector.mx4j.tools.adaptor.http; |
| |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.Set; |
| import java.util.Comparator; |
| import java.util.TreeSet; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| import javax.management.JMException; |
| 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 javax.management.ObjectName; |
| //import javax.management.modelmbean.ModelMBeanInfo; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| |
| /** |
| * MBeanCommandProcessor, processes a request for getting data about a MBean |
| * |
| * @author <a href="mailto:tibu@users.sourceforge.net">Carlos Quiroz</a> |
| * @author <a href="mailto:l.dobrev@lsnsoft.com">Lachezar Dobrev</a> |
| * @version $Revision: 1.1.1.1 $ |
| */ |
| public class MBeanCommandProcessor extends HttpCommandProcessorAdaptor |
| { |
| public MBeanCommandProcessor() |
| { |
| } |
| |
| public Document executeRequest(HttpInputStream in) throws IOException, JMException |
| { |
| Document document = builder.newDocument(); |
| |
| String name = in.getVariable("objectname"); |
| ObjectName objectName = null; |
| |
| if (name != null) |
| { |
| objectName = new ObjectName(name); |
| if (!objectName.isPattern()) |
| { |
| // not a pattern - assume a single MBean |
| if (server.isRegistered(objectName)) |
| { |
| Element mb = createMBeanElement(document, objectName, in); |
| document.appendChild(mb); |
| } |
| } |
| else |
| { |
| // A pattern - return all matching MBeans |
| Set names = new TreeSet(CommandProcessorUtil.createObjectNameComparator()); |
| names.addAll(server.queryNames(objectName, null)); |
| Element root = document.createElement("Server"); |
| root.setAttribute("pattern", objectName.toString()); |
| for (Iterator it = names.iterator(); it.hasNext();) |
| { |
| Element mb = createMBeanElement(document, (ObjectName)it.next(), in); |
| root.appendChild(mb); |
| } |
| document.appendChild(root); |
| } |
| } |
| return document; |
| } |
| |
| private Element createMBeanElement(Document document, ObjectName objectName, HttpInputStream in) |
| throws JMException |
| { |
| Element root = document.createElement("MBean"); |
| |
| MBeanInfo info = server.getMBeanInfo(objectName); |
| root.setAttribute("description", info.getDescription()); |
| root.setAttribute("classname", info.getClassName()); |
| root.setAttribute("objectname", objectName.toString()); |
| /* |
| if (info instanceof ModelMBeanInfo) |
| { |
| root.setAttribute("model", "true"); |
| } |
| */ |
| if (HttpUtil.booleanVariableValue(in, "attributes", true)) { |
| MBeanAttributeInfo[] attributes = info.getAttributes(); |
| if (attributes != null) |
| { |
| SortedMap sortedAttributes = new TreeMap(); |
| for (int i=0;i<attributes.length;i++) |
| { |
| Element attribute = document.createElement("Attribute"); |
| attribute.setAttribute("name", attributes[i].getName()); |
| attribute.setAttribute("type", attributes[i].getType()); |
| attribute.setAttribute("description", attributes[i].getDescription()); |
| attribute.setAttribute("strinit", String.valueOf(CommandProcessorUtil.canCreateParameterValue(attributes[i].getType()))); |
| if (attributes[i].isReadable() && attributes[i].isWritable()) |
| { |
| attribute.setAttribute("availability", "RW"); |
| } |
| if (attributes[i].isReadable() && !attributes[i].isWritable()) |
| { |
| attribute.setAttribute("availability", "RO"); |
| } |
| if (!attributes[i].isReadable() && attributes[i].isWritable()) |
| { |
| attribute.setAttribute("availability", "WO"); |
| } |
| try |
| { |
| Object attributeValue = server.getAttribute(objectName, attributes[i].getName()); |
| attribute.setAttribute("isnull", (attributeValue==null)?"true":"false"); |
| if (attributeValue != null) |
| { |
| attribute.setAttribute("value", attributeValue.toString()); |
| if (attributeValue.getClass().isArray()) |
| { |
| attribute.setAttribute("aggregation", "array"); |
| } |
| if (attributeValue instanceof java.util.Collection) |
| { |
| attribute.setAttribute("aggregation", "collection"); |
| } |
| if (attributeValue instanceof java.util.Map) |
| { |
| attribute.setAttribute("aggregation", "map"); |
| } |
| } |
| else |
| { |
| attribute.setAttribute("value", "null"); |
| } |
| |
| } |
| catch (JMException e) |
| { |
| attribute.setAttribute("value", e.getMessage()); |
| } |
| sortedAttributes.put(attributes[i].getName(), attribute); |
| } |
| Iterator keys = sortedAttributes.keySet().iterator(); |
| while (keys.hasNext()) |
| { |
| root.appendChild((Element)sortedAttributes.get(keys.next())); |
| } |
| } |
| } |
| if (HttpUtil.booleanVariableValue(in, "constructors", true)) |
| { |
| MBeanConstructorInfo[] constructors = info.getConstructors(); |
| if (constructors != null) |
| { |
| // How to order contructors? |
| for (int i=0;i<constructors.length;i++) |
| { |
| Element constructor = document.createElement("Constructor"); |
| constructor.setAttribute("name", constructors[i].getName()); |
| constructor.setAttribute("description", constructors[i].getDescription()); |
| addParameters(constructor, document, constructors[i].getSignature()); |
| root.appendChild(constructor); |
| } |
| } |
| } |
| if (HttpUtil.booleanVariableValue(in, "operations", true)) |
| { |
| MBeanOperationInfo[] operations = info.getOperations(); |
| if (operations != null) |
| { |
| for (int i=0;i<operations.length;i++) |
| { |
| Element operation = document.createElement("Operation"); |
| operation.setAttribute("name", operations[i].getName()); |
| operation.setAttribute("description", operations[i].getDescription()); |
| operation.setAttribute("return", operations[i].getReturnType()); |
| switch (operations[i].getImpact()) |
| { |
| case MBeanOperationInfo.UNKNOWN: |
| operation.setAttribute("impact", "unknown"); |
| break; |
| case MBeanOperationInfo.ACTION: |
| operation.setAttribute("impact", "action"); |
| break; |
| case MBeanOperationInfo.INFO: |
| operation.setAttribute("impact", "info"); |
| break; |
| case MBeanOperationInfo.ACTION_INFO: |
| operation.setAttribute("impact", "action_info"); |
| break; |
| } |
| addParameters(operation, document, operations[i].getSignature()); |
| root.appendChild(operation); |
| } |
| } |
| } |
| if (HttpUtil.booleanVariableValue(in, "notifications", true)) |
| { |
| MBeanNotificationInfo[] notifications = info.getNotifications(); |
| if (notifications != null) |
| { |
| for (int i=0;i<notifications.length;i++) |
| { |
| Element notification = document.createElement("Notification"); |
| notification.setAttribute("name", notifications[i].getName()); |
| notification.setAttribute("description", notifications[i].getDescription()); |
| String[] types = notifications[i].getNotifTypes(); |
| for (int j=0;j<types.length;j++) |
| { |
| Element type = document.createElement("Type"); |
| type.setAttribute("name", types[j]); |
| notification.appendChild(type); |
| } |
| root.appendChild(notification); |
| } |
| } |
| } |
| return root; |
| } |
| |
| protected void addParameters(Element node, Document document, MBeanParameterInfo[] parameters) |
| { |
| for (int j=0;j<parameters.length;j++) |
| { |
| Element parameter = document.createElement("Parameter"); |
| parameter.setAttribute("name", parameters[j].getName()); |
| parameter.setAttribute("description", parameters[j].getDescription()); |
| parameter.setAttribute("type", parameters[j].getType()); |
| parameter.setAttribute("strinit", String.valueOf(CommandProcessorUtil.canCreateParameterValue(parameters[j].getType()))); |
| // add id since order is relevant |
| parameter.setAttribute("id", ""+j); |
| node.appendChild(parameter); |
| } |
| } |
| |
| } |