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 javax.management.ObjectName; |
| 27 | import javax.management.JMException; |
| 28 | import javax.management.MalformedObjectNameException; |
| 29 | import javax.management.MBeanInfo; |
| 30 | import javax.management.Attribute; |
| 31 | import javax.management.MBeanAttributeInfo; |
| 32 | import java.io.IOException; |
| 33 | import org.w3c.dom.Document; |
| 34 | import org.w3c.dom.Element; |
| 35 | |
| 36 | /** |
| 37 | * SetAttributeCommandProcessor, processes a request for setting one attribute |
| 38 | * in one MBean |
| 39 | * |
| 40 | * @author <a href="mailto:tibu@users.sourceforge.net">Carlos Quiroz</a> |
| 41 | * @version $Revision: 1.1.1.1 $ |
| 42 | */ |
| 43 | public class SetAttributeCommandProcessor extends HttpCommandProcessorAdaptor |
| 44 | { |
| 45 | |
| 46 | public SetAttributeCommandProcessor() |
| 47 | { |
| 48 | } |
| 49 | |
| 50 | public Document executeRequest(HttpInputStream in) throws IOException, JMException |
| 51 | { |
| 52 | Document document = builder.newDocument(); |
| 53 | |
| 54 | Element root = document.createElement("MBeanOperation"); |
| 55 | document.appendChild(root); |
| 56 | Element operationElement = document.createElement("Operation"); |
| 57 | operationElement.setAttribute("operation", "setattribute"); |
| 58 | root.appendChild(operationElement); |
| 59 | |
| 60 | String objectVariable = in.getVariable("objectname"); |
| 61 | String attributeVariable = in.getVariable("attribute"); |
| 62 | String valueVariable = in.getVariable("value"); |
| 63 | if (objectVariable == null || objectVariable.equals("") || |
| 64 | attributeVariable == null || attributeVariable.equals("") || |
| 65 | valueVariable == null) |
| 66 | { |
| 67 | operationElement.setAttribute("result", "error"); |
| 68 | operationElement.setAttribute("errorMsg", "Incorrect parameters in the request"); |
| 69 | return document; |
| 70 | } |
| 71 | operationElement.setAttribute("objectname", objectVariable); |
| 72 | ObjectName name = null; |
| 73 | try |
| 74 | { |
| 75 | name = new ObjectName(objectVariable); |
| 76 | } |
| 77 | catch (MalformedObjectNameException e) |
| 78 | { |
| 79 | operationElement.setAttribute("result", "error"); |
| 80 | operationElement.setAttribute("errorMsg", "Malformed object name"); |
| 81 | return document; |
| 82 | } |
| 83 | |
| 84 | if (server.isRegistered(name)) |
| 85 | { |
| 86 | MBeanInfo info = server.getMBeanInfo(name); |
| 87 | MBeanAttributeInfo[] attributes = info.getAttributes(); |
| 88 | MBeanAttributeInfo targetAttribute = null; |
| 89 | if (attributes != null) |
| 90 | { |
| 91 | for (int i=0;i<attributes.length;i++) |
| 92 | { |
| 93 | if (attributes[i].getName().equals(attributeVariable)) |
| 94 | { |
| 95 | targetAttribute = attributes[i]; |
| 96 | break; |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | if (targetAttribute != null) |
| 101 | { |
| 102 | String type = targetAttribute.getType(); |
| 103 | Object value = null; |
| 104 | if (valueVariable != null) |
| 105 | { |
| 106 | try |
| 107 | { |
| 108 | value = CommandProcessorUtil.createParameterValue(type, valueVariable); |
| 109 | } |
| 110 | catch (Exception e) |
| 111 | { |
| 112 | operationElement.setAttribute("result", "error"); |
| 113 | operationElement.setAttribute("errorMsg", "Value: " + valueVariable + " could not be converted to " + type); |
| 114 | } |
| 115 | if (value != null) |
| 116 | { |
| 117 | try |
| 118 | { |
| 119 | server.setAttribute(name, new Attribute(attributeVariable, value)); |
| 120 | operationElement.setAttribute("result", "success"); |
| 121 | } |
| 122 | catch (Exception e) |
| 123 | { |
| 124 | operationElement.setAttribute("result", "error"); |
| 125 | operationElement.setAttribute("errorMsg", e.getMessage()); |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | else |
| 131 | { |
| 132 | operationElement.setAttribute("result", "error"); |
| 133 | operationElement.setAttribute("errorMsg", "Attribute " + attributeVariable + " not found"); |
| 134 | } |
| 135 | } |
| 136 | else |
| 137 | { |
| 138 | if (name != null) |
| 139 | { |
| 140 | operationElement.setAttribute("result", "error"); |
| 141 | operationElement.setAttribute("errorMsg", "MBean " + name + " not registered"); |
| 142 | } |
| 143 | } |
| 144 | return document; |
| 145 | } |
| 146 | |
| 147 | } |