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