/*******************************************************************************
* 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;
import java.lang.reflect.Constructor;
import com.badlogic.gwtref.client.ReflectionCache;
import com.badlogic.gwtref.client.Type;
/** Pool that creates new instances of a type using reflection. The type must have a zero argument constructor.
* {@link Constructor#setAccessible(boolean)} will be used if the class and/or constructor is not visible.
* @author Nathan Sweet */
public class ReflectionPool<T> extends Pool<T> {
private final Class<T> type;
public ReflectionPool (Class<T> type) {
this.type = type;
}
public ReflectionPool (Class<T> type, int initialCapacity, int max) {
super(initialCapacity, max);
this.type = type;
}
public ReflectionPool (Class<T> type, int initialCapacity) {
super(initialCapacity);
this.type = type;
}
protected T newObject () {
Type t = ReflectionCache.getType(type);
try {
return (T)t.newInstance();
} catch (Exception ex) {
throw new GdxRuntimeException("Unable to create new instance: " + type.getName(), ex);
}
}
}