opendaylight/config/config-manager/src/main/java/org/opendaylight/controller/config/manager/impl/jmx/TransactionModuleJMXRegistrator.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.config.manager.impl.jmx;
   9
  10 import java.io.Closeable;
  11 import java.util.Set;
  12
  13 import javax.management.InstanceAlreadyExistsException;
  14 import javax.management.ObjectName;
  15 import javax.management.QueryExp;
  16
  17 import org.opendaylight.controller.config.api.jmx.ObjectNameUtil;
  18 import org.opendaylight.controller.config.manager.impl.jmx.InternalJMXRegistrator.InternalJMXRegistration;
  19
  20 public class TransactionModuleJMXRegistrator implements Closeable, NestableJMXRegistrator {
  21     private final InternalJMXRegistrator currentJMXRegistrator;
  22     private final String transactionName;
  23
  24     public TransactionModuleJMXRegistrator(
  25             InternalJMXRegistrator internalJMXRegistrator,
  26             String transactionName) {
  27         this.currentJMXRegistrator = internalJMXRegistrator.createChild();
  28         this.transactionName = transactionName;
  29     }
  30
  31     public static class TransactionModuleJMXRegistration implements
  32             AutoCloseable {
  33         private final InternalJMXRegistration registration;
  34
  35         TransactionModuleJMXRegistration(InternalJMXRegistration registration) {
  36             this.registration = registration;
  37         }
  38
  39         @Override
  40         public void close() {
  41             registration.close();
  42         }
  43     }
  44
  45     public TransactionModuleJMXRegistration registerMBean(Object object,
  46             ObjectName on) throws InstanceAlreadyExistsException {
  47         if (transactionName.equals(ObjectNameUtil.getTransactionName(on)) == false) {
  48             throw new IllegalArgumentException("Transaction name mismatch between expected "
  49                             + transactionName + " " + "and " + on);
  50         }
  51         ObjectNameUtil.checkTypeOneOf(on, ObjectNameUtil.TYPE_MODULE);
  52         return new TransactionModuleJMXRegistration(
  53                 currentJMXRegistrator.registerMBean(object, on));
  54     }
  55
  56     public Set<ObjectName> queryNames(ObjectName name, QueryExp query) {
  57         return currentJMXRegistrator.queryNames(name, query);
  58     }
  59
  60     @Override
  61     public void close() {
  62         currentJMXRegistrator.close();
  63     }
  64
  65     public String getTransactionName() {
  66         return transactionName;
  67     }
  68
  69     public InternalJMXRegistrator createChild() {
  70         return currentJMXRegistrator.createChild();
  71     }
  72 }