/hazelcast/src/main/java/com/hazelcast/jmx/SemaphoreMBean.java
https://bitbucket.org/gabral6_gmailcom/hazelcast · Java · 71 lines · 42 code · 11 blank · 18 comment · 0 complexity · e831048692a5ad1a19430f0568590ce2 MD5 · raw file
- /*
- * Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package com.hazelcast.jmx;
- import com.hazelcast.core.ISemaphore;
- /**
- * MBean for ISemaphore
- */
- @JMXDescription("A distributed Semaphore")
- public class SemaphoreMBean extends AbstractMBean<ISemaphore> {
- public SemaphoreMBean(ISemaphore managedObject, ManagementService managementService) {
- super(managedObject, managementService);
- }
- @Override
- public ObjectNameSpec getNameSpec() {
- return getParentName().getNested("Semaphore", getName());
- }
- @JMXAttribute("CurrentPermits")
- @JMXDescription("availablePermits() result")
- public long getCurrentPermits() {
- return available();
- }
- @JMXAttribute("Name")
- @JMXDescription("Instance name of the Semaphore")
- public String getName() {
- return getManagedObject().getName();
- }
- @JMXOperation("available")
- @JMXDescription("number of permits immediately available")
- public int available() {
- return getManagedObject().availablePermits();
- }
- @JMXOperation("drain")
- @JMXDescription("acquire and return all permits immediately available")
- public int drain() {
- return getManagedObject().drainPermits();
- }
- @JMXOperation("reduce")
- @JMXDescription("reduce the number of permits available")
- public void reduce(int reduction) {
- getManagedObject().reducePermits(reduction);
- }
- @JMXOperation("release")
- @JMXDescription("increase the number of permits available")
- public void release(int permits) {
- getManagedObject().release(permits);
- }
- }