Clover coverage report - Code Coverage for hivemind-jmx release 1.1-beta-1
Coverage timestamp: Thu Apr 28 2005 19:55:29 EDT
file stats: LOC: 149   Methods: 8
NCLOC: 77   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ObjectNameBuilderImpl.java 75% 85.2% 87.5% 83.7%
coverage coverage
 1   
 // Copyright 2005 The Apache Software Foundation
 2   
 //
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 // Licensed under the Apache License, Version 2.0 (the "License");
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 // you may not use this file except in compliance with the License.
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 // You may obtain a copy of the License at
 6   
 //
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 //     http://www.apache.org/licenses/LICENSE-2.0
 8   
 //
 9   
 // Unless required by applicable law or agreed to in writing, software
 10   
 // distributed under the License is distributed on an "AS IS" BASIS,
 11   
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12   
 // See the License for the specific language governing permissions and
 13   
 // limitations under the License.
 14   
 
 15   
 package org.apache.hivemind.management.impl;
 16   
 
 17   
 import java.beans.PropertyEditorManager;
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 19   
 import javax.management.MalformedObjectNameException;
 20   
 import javax.management.ObjectName;
 21   
 
 22   
 import org.apache.hivemind.ApplicationRuntimeException;
 23   
 import org.apache.hivemind.internal.ServicePoint;
 24   
 import org.apache.hivemind.management.ObjectNameBuilder;
 25   
 import org.apache.hivemind.util.IdUtils;
 26   
 
 27   
 /**
 28   
  * Implementation of {@link org.apache.hivemind.management.ObjectNameBuilder}A configurable domain
 29   
  * is prepended to the ObjectNames. The ObjectNames include the module, extensionId and a type as
 30   
  * key properties. Example for a service:
 31   
  * HiveMind:module=hivemind,type=servicePoint,id=hivemind.Startup When using this naming Jconsole
 32   
  * interprets the module key as package name and id as a class name.
 33   
  * 
 34   
  * @author Achim Huegen
 35   
  * @since 1.1
 36   
  */
 37   
 public class ObjectNameBuilderImpl implements ObjectNameBuilder
 38   
 {
 39   
     private String _domain = "hivemind";
 40   
 
 41   
     static
 42   
     {
 43   
         // Register PropertyEditor for ObjectNames. This is needed
 44   
         // in MBeans contributions. Since ObjectNameBuilder is injected in
 45   
         // MBeanRegistry, this is done just in time here
 46   
         // Registration should be done in a more general way,
 47   
         // but the concept discussed here:
 48   
         // http://wiki.apache.org/jakarta-hivemind/ExtendingSmartTranslator
 49   
         // doesn't work because MBeanRegistry is eagerly loaded.
 50  1
         PropertyEditorManager.registerEditor(ObjectName.class, ObjectNameEditor.class);
 51   
     }
 52   
 
 53   
     /**
 54   
      * Creates an ObjectName from a String
 55   
      */
 56  20
     protected ObjectName createObjectNameInstance(String name)
 57   
     {
 58  20
         ObjectName objectName;
 59  20
         try
 60   
         {
 61  20
             objectName = ObjectName.getInstance(name);
 62   
         }
 63   
         catch (MalformedObjectNameException e)
 64   
         {
 65   
             // Should never occur
 66  0
             throw new ApplicationRuntimeException(e);
 67   
         }
 68  20
         return objectName;
 69   
 
 70   
     }
 71   
 
 72   
     /**
 73   
      * Creates an ObjectName from list of keys and values and prepends the domain. Maintains the
 74   
      * order of the keys and this distinguishes the method from the ObjectName constructor that
 75   
      * accepts an hashtable of keys and values. The order influences the visualization in JConsole.
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      * Example: Hivemind:key1=value1,key2=value2
 77   
      */
 78  20
     public ObjectName createObjectName(String[] keys, String[] values)
 79   
     {
 80  20
         if (keys.length != values.length)
 81  0
             throw new IllegalArgumentException("Arrays keys and values must have same length");
 82  20
         StringBuffer sb = new StringBuffer();
 83  20
         sb.append(_domain + ':');
 84  20
         for (int i = 0; i < values.length; i++)
 85   
         {
 86  61
             if (i > 0)
 87  41
                 sb.append(",");
 88  61
             sb.append(keys[i]);
 89  61
             sb.append("=");
 90  61
             sb.append(values[i]);
 91   
         }
 92  20
         return createObjectNameInstance(sb.toString());
 93   
     }
 94   
 
 95   
     /**
 96   
      * @see org.apache.hivemind.management.ObjectNameBuilder#createObjectName(java.lang.String,
 97   
      *      java.lang.String)
 98   
      */
 99  19
     public ObjectName createObjectName(String qualifiedId, String type)
 100   
     {
 101  19
         String moduleId = IdUtils.extractModule(qualifiedId);
 102  19
         if (moduleId == null)
 103  0
             moduleId = "(default package)";
 104  19
         String id = IdUtils.stripModule(qualifiedId);
 105  19
         return createObjectName(moduleId, id, type);
 106   
     }
 107   
 
 108   
     /**
 109   
      * @see org.apache.hivemind.management.ObjectNameBuilder#createObjectName(java.lang.String,
 110   
      *      java.lang.String, java.lang.String)
 111   
      */
 112  19
     public ObjectName createObjectName(String moduleId, String id, String type)
 113   
     {
 114  19
         return createObjectName(new String[]
 115   
         { "module", "type", "id" }, new String[]
 116   
         { moduleId, type, id });
 117   
     }
 118   
 
 119   
     /**
 120   
      * @see org.apache.hivemind.management.ObjectNameBuilder#createServiceObjectName(org.apache.hivemind.internal.ServicePoint)
 121   
      */
 122  9
     public ObjectName createServiceObjectName(ServicePoint servicePoint)
 123   
     {
 124  9
         return createObjectName(servicePoint.getExtensionPointId(), "service");
 125   
     }
 126   
 
 127   
     /**
 128   
      * @see org.apache.hivemind.management.ObjectNameBuilder#createServiceDecoratorName(org.apache.hivemind.internal.ServicePoint,
 129   
      *      java.lang.String)
 130   
      */
 131  1
     public ObjectName createServiceDecoratorName(ServicePoint servicePoint, String decoratorType)
 132   
     {
 133  1
         return createObjectName(new String[]
 134   
         { "module", "type", "id", "decorator" }, new String[]
 135   
         { servicePoint.getModule().getModuleId(), "service",
 136   
                 IdUtils.stripModule(servicePoint.getExtensionPointId()), decoratorType });
 137   
     }
 138   
 
 139  0
     public String getDomain()
 140   
     {
 141  0
         return _domain;
 142   
     }
 143   
 
 144  4
     public void setDomain(String domain)
 145   
     {
 146  4
         _domain = domain;
 147   
     }
 148   
 
 149   
 }