com.hazelcast.map.impl.operation.TriggerLoadIfNeededOperation Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2024, 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.map.impl.operation;
import com.hazelcast.map.impl.MapDataSerializerHook;
import com.hazelcast.spi.impl.operationservice.PartitionAwareOperation;
import com.hazelcast.spi.impl.operationservice.ReadonlyOperation;
/**
* Triggers key loading on member with {@link com.hazelcast.map.impl.MapKeyLoader.Role#SENDER}
* or {@link com.hazelcast.map.impl.MapKeyLoader.Role#SENDER_BACKUP} key
* loader role if keys have not yet been loaded.
*
* Returns the previous state of the key loading and dispatching future.
*/
public class TriggerLoadIfNeededOperation extends MapOperation
implements PartitionAwareOperation, ReadonlyOperation {
private Boolean isLoaded;
public TriggerLoadIfNeededOperation() {
}
public TriggerLoadIfNeededOperation(String name) {
super(name);
}
@Override
protected void runInternal() {
isLoaded = recordStore.isKeyLoadFinished();
recordStore.maybeDoInitialLoad();
}
@Override
public Object getResponse() {
return isLoaded;
}
public boolean returnsResponse() {
return true;
}
@Override
public int getClassId() {
return MapDataSerializerHook.TRIGGER_LOAD_IF_NEEDED;
}
}