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TIBCO ComputeDB store based off Pivotal GemFireXD
/*
* Copyright (c) 2010-2015 Pivotal Software, 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. See accompanying
* LICENSE file.
*/
package com.gemstone.gemfire.internal.cache;
import com.gemstone.gemfire.cache.EntryOperation;
import com.gemstone.gemfire.cache.Operation;
import com.gemstone.gemfire.cache.Region;
/**
*
* Gemfire Context passed to PartitionedResolver
to compute the
* data location
*
* @author Yogesh Mahajan
* @since 5.8
*
*/
public class EntryOperationImpl implements EntryOperation {
private final Region region;
private final Operation operation;
private final Object value;
private final Object key;
private Object callbackArgument = Token.NOT_AVAILABLE;
public EntryOperationImpl(Region region, Operation operation, Object key,
Object value, Object callbackArgument) {
this.region = region;
this.operation = operation;
this.key = key;
this.value = value;
this.callbackArgument = callbackArgument;
}
/**
* Returns the region to which this cached object belongs or the region that
* raised this event for RegionEvent
s.
*
* @return the region associated with this object or the region that raised
* this event.
*/
public Region getRegion() {
return this.region;
}
/**
* Return a description of the operation that triggered this event.
*
* @return the operation that triggered this event.
* @since 5.8Beta
*/
public Operation getOperation() {
return this.operation;
}
/**
* Returns the key.
*
* @return the key
*/
public Object getKey() {
return this.key;
}
public Object getCallbackArgument() {
Object result = this.callbackArgument;
if (result == Token.NOT_AVAILABLE) {
result = AbstractRegion.handleNotAvailable(result);
}else if (result instanceof WrappedCallbackArgument) {
WrappedCallbackArgument wca = (WrappedCallbackArgument)result;
result = wca.getOriginalCallbackArg();
}
return result;
//return AbstractRegion.handleNotAvailable(this.callbackArgument);
}
public boolean isCallbackArgumentAvailable() {
return this.callbackArgument != Token.NOT_AVAILABLE;
}
public Object getNewValue() {
return this.value;
}
public Object getRawNewValue() {
return this.value;
}
/**
* Method for internal use. (Used by GemFireXD)
*/
public void setCallbackArgument(Object newCallbackArgument) {
if (this.callbackArgument instanceof WrappedCallbackArgument) {
((WrappedCallbackArgument)this.callbackArgument)
.setOriginalCallbackArgument(newCallbackArgument);
}
else {
this.callbackArgument = newCallbackArgument;
}
}
}