com.hazelcast.cache.impl.operation.CacheDestroyOperation Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2020, 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.cache.impl.operation;
import com.hazelcast.cache.impl.CacheDataSerializerHook;
import com.hazelcast.cache.impl.ICacheService;
import com.hazelcast.cluster.Member;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.spi.impl.NodeEngine;
import com.hazelcast.spi.impl.operationservice.OperationService;
import com.hazelcast.spi.impl.operationservice.AbstractNamedOperation;
import com.hazelcast.spi.impl.operationservice.MutatingOperation;
import java.io.IOException;
import java.util.Collection;
import java.util.UUID;
/**
*
* Destroys the cache on the cluster or on a single node by calling
* {@link ICacheService#deleteCache(String, UUID, boolean)}.
*
* @see ICacheService#deleteCache(String, UUID, boolean)
*/
public class CacheDestroyOperation
extends AbstractNamedOperation
implements IdentifiedDataSerializable, MutatingOperation {
private boolean isLocal;
public CacheDestroyOperation() {
}
public CacheDestroyOperation(String name) {
this(name, false);
}
public CacheDestroyOperation(String name, boolean isLocal) {
super(name);
this.isLocal = isLocal;
}
@Override
public void run() throws Exception {
ICacheService service = getService();
service.deleteCache(name, getCallerUuid(), true);
if (!isLocal) {
destroyCacheOnAllMembers(name, getCallerUuid());
}
}
private void destroyCacheOnAllMembers(String name, UUID callerUuid) {
NodeEngine nodeEngine = getNodeEngine();
OperationService operationService = nodeEngine.getOperationService();
Collection members = nodeEngine.getClusterService().getMembers();
for (Member member : members) {
if (!member.localMember() && !member.getUuid().equals(callerUuid)) {
CacheDestroyOperation op = new CacheDestroyOperation(name, true);
operationService.invokeOnTarget(ICacheService.SERVICE_NAME, op, member.getAddress());
}
}
}
@Override
public int getClassId() {
return CacheDataSerializerHook.DESTROY_CACHE;
}
@Override
public int getFactoryId() {
return CacheDataSerializerHook.F_ID;
}
@Override
protected void writeInternal(ObjectDataOutput out) throws IOException {
super.writeInternal(out);
out.writeBoolean(isLocal);
}
@Override
protected void readInternal(ObjectDataInput in) throws IOException {
super.readInternal(in);
isLocal = in.readBoolean();
}
}