1 /*
   2  * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5043762
  27  * @summary Attribute existence check fails if
  28  * RequiredModelMBean.addAttributeChangeNotificationListener
  29  * is called with a non-existent attribute name and there are
  30  * no other attributes.
  31  * @author Yves Joan
  32  * @author Eamonn McManus
  33  *
  34  * @run clean AddAttributeChangeNotificationListenerTest
  35  * @run build AddAttributeChangeNotificationListenerTest
  36  * @run main AddAttributeChangeNotificationListenerTest
  37  */
  38 
  39 import java.lang.reflect.Method;
  40 import javax.management.AttributeChangeNotification;
  41 import javax.management.MBeanException;
  42 import javax.management.MBeanServer;
  43 import javax.management.MBeanServerFactory;
  44 import javax.management.Notification;
  45 import javax.management.NotificationListener;
  46 import javax.management.ObjectName;
  47 import javax.management.RuntimeOperationsException;
  48 import javax.management.modelmbean.*;
  49 
  50 /**
  51  * We do invoke addAttributeChangeNotificationListener to add
  52  * a listener on an attribute not defined in the ModelMBeanInfo
  53  * of the RequiredModelMBean instance used.
  54  */
  55 public class AddAttributeChangeNotificationListenerTest {
  56 
  57     public static void main(String args[] ) {
  58         AddAttributeChangeNotificationListenerTest test =
  59             new AddAttributeChangeNotificationListenerTest();
  60 
  61         try {
  62             test.run(args);
  63         } catch(Exception e) {
  64             System.out.println("FAIL");
  65             e.printStackTrace();
  66             System.exit(1);
  67         }
  68 
  69         System.out.println("PASS");
  70     }
  71 
  72     private void run( String[] args) throws Exception {
  73         int errCount = 0;
  74         String testName = "AddAttributeChangeNotificationListenerTest0001";
  75         ObjectName modelMBeanObjectName = null;
  76         ModelMBeanInfo modelMBeanInfo = null;
  77         MBeanServer mbeanserver = MBeanServerFactory.newMBeanServer();
  78         String modelMBeanName = "RequiredModelMBean";
  79         String modelMBeanClassName =
  80             "javax.management.modelmbean.RequiredModelMBean";
  81 
  82         modelMBeanObjectName =
  83             new ObjectName("AddAttributeChangeNotificationListenerTest:type=" +
  84             modelMBeanName);
  85 
  86         System.out.println("Build a ModelMBeanInfo without attribute State");
  87         modelMBeanInfo = createModelMBeanInfo();
  88 
  89         System.out.println("Create and register a RequiredModelMBean " +
  90             "with that MBeanInfo");
  91         Object[] params = { modelMBeanInfo };
  92         String[] sig = { "javax.management.modelmbean.ModelMBeanInfo" };
  93         mbeanserver.createMBean(modelMBeanClassName,
  94             modelMBeanObjectName,
  95             params,
  96             sig);
  97 
  98         ModelMBeanListener aListener = new ModelMBeanListener();
  99 
 100         // add an attribute change listener
 101         System.out.println("Add an attribute change listener for State");
 102         try {
 103             mbeanserver.invoke(modelMBeanObjectName,
 104                 "addAttributeChangeNotificationListener",
 105                 (new Object[] {aListener, "State", null}),
 106                     (new String[] {"javax.management.NotificationListener",
 107                         "java.lang.String",
 108                         "java.lang.Object"}));
 109                         System.out.println("NOK: Did not get expected " +
 110                             "RuntimeOperationsException");
 111                         errCount++;
 112         } catch (Exception e) {
 113             if (e instanceof MBeanException)
 114                 e = ((MBeanException) e).getTargetException();
 115             if (e instanceof RuntimeOperationsException) {
 116                 RuntimeOperationsException roe =
 117                     (RuntimeOperationsException) e;
 118                 Exception target = roe.getTargetException();
 119                 System.out.println("OK: Got expected RuntimeOperationsException");
 120 
 121                 if ( target instanceof IllegalArgumentException ) {
 122                     System.out.println("OK: Got expected " +
 123                         "wrapped IllegalArgumentException");
 124                 } else {
 125                     System.out.println("NOK: Got wrapped "
 126                         + target
 127                         + " as we expect IllegalArgumentException");
 128                     errCount++;
 129                 }
 130             } else {
 131                 System.out.println("NOK: Got "
 132                     + e
 133                     + " as we expect RuntimeOperationsException");
 134                 errCount++;
 135             }
 136         }
 137 
 138         if ( errCount != 0 )
 139             throw new Exception(errCount
 140                 + " error(s) occured");
 141     }
 142 
 143     /**
 144      * Returns a ModelMBeanInfo with two operations:
 145      * setManagedResource
 146      * addAttributeChangeNotificationListener
 147      */
 148     private ModelMBeanInfo createModelMBeanInfo() throws Exception {
 149         // operation setManagedResource
 150         String descriptionOp1Set = "ManagedResource description setter";
 151         Class[] paramsSet1 = {Class.forName("java.lang.Object"),
 152             Class.forName("java.lang.String")};
 153             Method oper1Set =
 154                 RequiredModelMBean.class.getMethod("setManagedResource",
 155                 paramsSet1);
 156             ModelMBeanOperationInfo operation1Set =
 157                 new  ModelMBeanOperationInfo(descriptionOp1Set,
 158                 oper1Set);
 159 
 160             // operation addAttributeChangeNotificationListener
 161             String descriptionop2Set =
 162                 "addAttributeChangeNotificationListener description";
 163             Class [] paramsSet2 =
 164             {Class.forName("javax.management.NotificationListener"),
 165                  Class.forName("java.lang.String"),
 166                  Class.forName("java.lang.Object")};
 167                  Method oper2Set =
 168                      RequiredModelMBean.class.getMethod(
 169                      "addAttributeChangeNotificationListener",
 170                      paramsSet2);
 171                  ModelMBeanOperationInfo operation2Set =
 172                      new  ModelMBeanOperationInfo(descriptionop2Set,
 173                      oper2Set);
 174 
 175                  // define ModelMBeanInfo
 176                  String className = "ModelMBeansInfo";
 177                  String descriptionmodel = "Model MBean Test";
 178                  ModelMBeanAttributeInfo[] attributes = null;
 179                  ModelMBeanOperationInfo[] operations = {
 180                      operation1Set,
 181                          operation2Set
 182                  };
 183                  ModelMBeanNotificationInfo[] notifications = null;
 184                  ModelMBeanConstructorInfo[] constructors = null;
 185 
 186                  ModelMBeanInfoSupport modelMBeanInfo =
 187                      new ModelMBeanInfoSupport(className,
 188                      descriptionmodel,
 189                      attributes,
 190                      constructors,
 191                      operations,
 192                      notifications);
 193                  return modelMBeanInfo;
 194     }
 195 
 196     public static class ModelMBeanListener implements NotificationListener {
 197 
 198         public ModelMBeanListener() {
 199             tally = 0;
 200         }
 201 
 202         public void handleNotification(Notification acn, Object handback) {
 203             tally++;
 204         }
 205 
 206         public int getCount() {
 207             return tally;
 208         }
 209 
 210         public int setCount(int newTally) {
 211             tally = newTally;
 212             return tally;
 213         }
 214 
 215         private int tally = 0;
 216 
 217     }
 218 }