/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* 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.badlogic.gdx.utils;
/** A {@link Pool} which keeps track of the obtained items (see {@link #obtain()}), which can be free'd all at once using the
* {@link #flush()} method.
* @author Xoppa */
public abstract class FlushablePool<T> extends Pool<T> {
protected Array<T> obtained = new Array<T>();
public FlushablePool () {
super();
}
public FlushablePool (int initialCapacity) {
super(initialCapacity);
}
public FlushablePool (int initialCapacity, int max) {
super(initialCapacity, max);
}
@Override
public T obtain () {
T result = super.obtain();
obtained.add(result);
return result;
}
/** Frees all obtained instances. */
public void flush () {
super.freeAll(obtained);
obtained.clear();
}
@Override
public void free (T object) {
obtained.removeValue(object, true);
super.free(object);
}
@Override
public void freeAll (Array<T> objects) {
obtained.removeAll(objects, true);
super.freeAll(objects);
}
}