com.hazelcast.internal.partition.operation.SafeStateCheckOperation Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2016, 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.internal.partition.operation;
import com.hazelcast.internal.partition.InternalPartitionService;
import com.hazelcast.spi.AbstractOperation;
import com.hazelcast.spi.impl.AllowedDuringPassiveState;
/**
* Checks whether a node is safe or not.
* Safe means, first backups of partitions those owned by local member are sync with primary.
*
* @see com.hazelcast.core.PartitionService#isClusterSafe
* @see com.hazelcast.core.PartitionService#isMemberSafe
*/
public class SafeStateCheckOperation extends AbstractOperation implements AllowedDuringPassiveState {
private transient boolean safe;
@Override
public void run() throws Exception {
final InternalPartitionService service = getService();
safe = service.isMemberStateSafe();
}
@Override
public Object getResponse() {
return safe;
}
}