Stephane Frenot | cb0356f | 2006-07-20 09:36:47 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) MX4J. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This software is distributed under the terms of the MX4J License version 1.0. |
| 6 | * See the terms of the MX4J License in the documentation provided with this software. |
| 7 | */ |
| 8 | /* |
| 9 | * Copyright 2005 The Apache Software Foundation |
| 10 | * |
| 11 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 12 | * you may not use this file except in compliance with the License. |
| 13 | * You may obtain a copy of the License at |
| 14 | * |
| 15 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 16 | * |
| 17 | * Unless required by applicable law or agreed to in writing, software |
| 18 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 19 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 20 | * See the License for the specific language governing permissions and |
| 21 | * limitations under the License. |
| 22 | * |
| 23 | */ |
| 24 | package org.apache.felix.mosgi.jmx.httpconnector.mx4j.tools.adaptor.http; |
| 25 | |
| 26 | import java.io.IOException; |
| 27 | import java.util.Iterator; |
| 28 | import java.util.Map; |
| 29 | import java.util.SortedMap; |
| 30 | import java.util.TreeMap; |
| 31 | import javax.management.Attribute; |
| 32 | import javax.management.JMException; |
| 33 | import javax.management.MBeanAttributeInfo; |
| 34 | import javax.management.MBeanInfo; |
| 35 | import javax.management.MalformedObjectNameException; |
| 36 | import javax.management.ObjectName; |
| 37 | import org.w3c.dom.Document; |
| 38 | import org.w3c.dom.Element; |
| 39 | |
| 40 | /** |
| 41 | * SetAttributesCommandProcessor, processes a request for setting one or more attributes |
| 42 | * in one MBean. it uses th facility of havin multiple submit buttons in a web page |
| 43 | * if the set_all=Set variable is passed all attributes will be set, if a set_XXX varialbe |
| 44 | * is passed only the specific attribute will be set |
| 45 | * |
| 46 | * @author <a href="mailto:tibu@users.sourceforge.net">Carlos Quiroz</a> |
| 47 | * @version $Revision: 1.1.1.1 $ |
| 48 | */ |
| 49 | public class SetAttributesCommandProcessor extends HttpCommandProcessorAdaptor |
| 50 | { |
| 51 | |
| 52 | public SetAttributesCommandProcessor() |
| 53 | { |
| 54 | } |
| 55 | |
| 56 | public Document executeRequest(HttpInputStream in) throws IOException, JMException |
| 57 | { |
| 58 | Document document = builder.newDocument(); |
| 59 | |
| 60 | Element root = document.createElement("MBeanOperation"); |
| 61 | document.appendChild(root); |
| 62 | Element operationElement = document.createElement("Operation"); |
| 63 | operationElement.setAttribute("operation", "setattributes"); |
| 64 | root.appendChild(operationElement); |
| 65 | |
| 66 | String objectVariable = in.getVariable("objectname"); |
| 67 | if (objectVariable == null || objectVariable.equals("")) |
| 68 | { |
| 69 | operationElement.setAttribute("result", "error"); |
| 70 | operationElement.setAttribute("errorMsg", "Missing objectname in the request"); |
| 71 | return document; |
| 72 | } |
| 73 | operationElement.setAttribute("objectname", objectVariable); |
| 74 | ObjectName name = null; |
| 75 | try |
| 76 | { |
| 77 | name = new ObjectName(objectVariable); |
| 78 | } |
| 79 | catch (MalformedObjectNameException e) |
| 80 | { |
| 81 | operationElement.setAttribute("result", "error"); |
| 82 | operationElement.setAttribute("errorMsg", "Malformed object name"); |
| 83 | return document; |
| 84 | } |
| 85 | if (server.isRegistered(name)) |
| 86 | { |
| 87 | Map variables = in.getVariables(); |
| 88 | if (variables.containsKey("setall")) |
| 89 | { |
| 90 | Iterator keys = variables.keySet().iterator(); |
| 91 | SortedMap allAttributes = new TreeMap(); |
| 92 | while (keys.hasNext()) { |
| 93 | String key = (String)keys.next(); |
| 94 | if (key.startsWith("value_")) |
| 95 | { |
| 96 | String attributeVariable = key.substring(6, key.length()); |
| 97 | String valueVariable = in.getVariable(key); |
| 98 | Element attributeElement = setAttribute(document, attributeVariable, valueVariable, name); |
| 99 | allAttributes.put(attributeVariable, attributeElement); |
| 100 | operationElement.appendChild(attributeElement); |
| 101 | } |
| 102 | } |
| 103 | keys = allAttributes.keySet().iterator(); |
| 104 | while (keys.hasNext()) { |
| 105 | Element attributeElement = (Element)allAttributes.get(keys.next()); |
| 106 | operationElement.appendChild(attributeElement); |
| 107 | } |
| 108 | } |
| 109 | else |
| 110 | { |
| 111 | Iterator keys = variables.keySet().iterator(); |
| 112 | SortedMap allAttributes = new TreeMap(); |
| 113 | while (keys.hasNext()) |
| 114 | { |
| 115 | String key = (String)keys.next(); |
| 116 | if (key.startsWith("set_")) |
| 117 | { |
| 118 | String attributeVariable = key.substring(4, key.length()); |
| 119 | String valueVariable = in.getVariable("value_" + attributeVariable); |
| 120 | Element attributeElement = setAttribute(document, attributeVariable, valueVariable, name); |
| 121 | allAttributes.put(attributeVariable, attributeElement); |
| 122 | } |
| 123 | } |
| 124 | keys = allAttributes.keySet().iterator(); |
| 125 | while (keys.hasNext()) { |
| 126 | Element attributeElement = (Element)allAttributes.get(keys.next()); |
| 127 | operationElement.appendChild(attributeElement); |
| 128 | } |
| 129 | } |
| 130 | //operationElement.setAttribute("result", "success"); |
| 131 | } |
| 132 | else |
| 133 | { |
| 134 | if (name != null) |
| 135 | { |
| 136 | operationElement.setAttribute("result", "error"); |
| 137 | operationElement.setAttribute("errorMsg", "MBean " + name + " not registered"); |
| 138 | } |
| 139 | } |
| 140 | return document; |
| 141 | } |
| 142 | |
| 143 | private Element setAttribute(Document document, String attributeVariable, String valueVariable, ObjectName name) throws JMException |
| 144 | { |
| 145 | Element attributeElement = document.createElement("Attribute"); |
| 146 | attributeElement.setAttribute("attribute", attributeVariable); |
| 147 | MBeanInfo info = server.getMBeanInfo(name); |
| 148 | MBeanAttributeInfo[] attributes = info.getAttributes(); |
| 149 | MBeanAttributeInfo targetAttribute = null; |
| 150 | if (attributes != null) |
| 151 | { |
| 152 | for (int i=0;i<attributes.length;i++) |
| 153 | { |
| 154 | if (attributes[i].getName().equals(attributeVariable)) |
| 155 | { |
| 156 | targetAttribute = attributes[i]; |
| 157 | break; |
| 158 | } |
| 159 | } |
| 160 | } |
| 161 | if (targetAttribute != null) |
| 162 | { |
| 163 | String type = targetAttribute.getType(); |
| 164 | Object value = null; |
| 165 | if (valueVariable != null) |
| 166 | { |
| 167 | try |
| 168 | { |
| 169 | value = CommandProcessorUtil.createParameterValue(type, valueVariable); |
| 170 | } |
| 171 | catch (Exception e) |
| 172 | { |
| 173 | attributeElement.setAttribute("result", "error"); |
| 174 | attributeElement.setAttribute("errorMsg", "Value: " + valueVariable + " could not be converted to " + type); |
| 175 | } |
| 176 | if (value != null) |
| 177 | { |
| 178 | try |
| 179 | { |
| 180 | server.setAttribute(name, new Attribute(attributeVariable, value)); |
| 181 | attributeElement.setAttribute("result", "success"); |
| 182 | attributeElement.setAttribute("value", valueVariable); |
| 183 | } |
| 184 | catch (Exception e) |
| 185 | { |
| 186 | attributeElement.setAttribute("result", "error"); |
| 187 | attributeElement.setAttribute("errorMsg", e.getMessage()); |
| 188 | } |
| 189 | } |
| 190 | } |
| 191 | } |
| 192 | else |
| 193 | { |
| 194 | attributeElement.setAttribute("result", "error"); |
| 195 | attributeElement.setAttribute("errorMsg", "Attribute " + attributeVariable + " not found"); |
| 196 | } |
| 197 | return attributeElement; |
| 198 | } |
| 199 | |
| 200 | } |