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 import javax.management.InstanceAlreadyExistsException;
  13 import javax.management.ObjectName;
  14 import javax.management.QueryExp;
  15 import org.opendaylight.controller.config.api.jmx.ObjectNameUtil;
  16
  17 public class TransactionModuleJMXRegistrator implements Closeable, NestableJMXRegistrator {
  18     private final InternalJMXRegistrator currentJMXRegistrator;
  19     private final String transactionName;
  20
  21     public TransactionModuleJMXRegistrator(
  22             final InternalJMXRegistrator internalJMXRegistrator,
  23             final String transactionName) {
  24         this.currentJMXRegistrator = internalJMXRegistrator.createChild();
  25         this.transactionName = transactionName;
  26     }
  27
  28     public static class TransactionModuleJMXRegistration implements
  29             AutoCloseable {
  30         private final InternalJMXRegistration registration;
  31
  32         TransactionModuleJMXRegistration(final InternalJMXRegistration registration) {
  33             this.registration = registration;
  34         }
  35
  36         @Override
  37         public void close() {
  38             registration.close();
  39         }
  40     }
  41
  42     public TransactionModuleJMXRegistration registerMBean(final Object object,
  43             final ObjectName on) throws InstanceAlreadyExistsException {
  44         if (!transactionName.equals(ObjectNameUtil.getTransactionName(on))) {
  45             throw new IllegalArgumentException("Transaction name mismatch between expected "
  46                             + transactionName + " " + "and " + on);
  47         }
  48         ObjectNameUtil.checkTypeOneOf(on, ObjectNameUtil.TYPE_MODULE);
  49         return new TransactionModuleJMXRegistration(
  50                 currentJMXRegistrator.registerMBean(object, on));
  51     }
  52
  53     public Set<ObjectName> queryNames(final ObjectName name, final QueryExp query) {
  54         return currentJMXRegistrator.queryNames(name, query);
  55     }
  56
  57     @Override
  58     public void close() {
  59         currentJMXRegistrator.close();
  60     }
  61
  62     public String getTransactionName() {
  63         return transactionName;
  64     }
  65
  66     @Override
  67     public InternalJMXRegistrator createChild() {
  68         return currentJMXRegistrator.createChild();
  69     }
  70 }