//--------------------------------------------------------------------------
// Copyright (c) 1998-2004, Drew Davidson and Luke Blanshard
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// Neither the name of the Drew Davidson nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
//--------------------------------------------------------------------------
package ognl;
import java.util.*;
public final class
EvaluationPool extends
Object
{
public
EvaluationPool()
{
this(0);
}
public
EvaluationPool(int
initialSize)
{
super();
// do not init object pooling
}
/**
Returns an Evaluation that contains the node, source and whether it
is a set operation. If there are no Evaluation objects in the
pool one is created and returned.
*/
public
Evaluation create(
SimpleNode node,
Object source)
{
return
create(
node,
source, false);
}
/**
Returns an Evaluation that contains the node, source and whether it
is a set operation.
*/
public
Evaluation create(
SimpleNode node,
Object source, boolean
setOperation)
{
// synchronization is removed as we do not rely anymore on the in-house object pooling
return new
Evaluation(
node,
source,
setOperation);
}
/**
Recycles an Evaluation
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public void
recycle(
Evaluation value)
{
// no need of recycling, we rely on the garbage collection efficiency
}
/**
Recycles an of Evaluation and all of it's siblings
and children.
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public void
recycleAll(
Evaluation value)
{
// no need of recycling, we rely on the garbage collection efficiency
}
/**
Recycles a List of Evaluation objects
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public void
recycleAll(
List value)
{
// no need of recycling, we rely on the garbage collection efficiency
}
/**
Returns the number of items in the pool
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public int
getSize()
{
return 0;
}
/**
Returns the number of items this pool has created since
it's construction.
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public int
getCreatedCount()
{
return 0;
}
/**
Returns the number of items this pool has recovered from
the pool since its construction.
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public int
getRecoveredCount()
{
return 0;
}
/**
Returns the number of items this pool has recycled since
it's construction.
* @deprecated object-pooling now relies on the jvm garbage collection
*/
public int
getRecycledCount()
{
return 0;
}
}