/*
* Copyright (C) 2009 The Android Open Source Project
*
* 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.cooliris.media;
public abstract class VirtualFeed<E> {
protected int mLoadedBegin = 0;
protected int mLoadedEnd = 0;
protected int mLoadingBegin = 0;
protected int mLoadingEnd = 0;
protected int mLoadableBegin = Integer.MIN_VALUE;
protected int mLoadableEnd = Integer.MAX_VALUE;
protected final Deque<E> mElements = new Deque<E>();
public VirtualFeed() {
}
public abstract void setLoadingRange(int begin, int end);
public final E get(int index) {
return null;
}
public final int getLoadedBegin() {
return mLoadedBegin;
}
public final int getLoadedEnd() {
return mLoadedEnd;
}
public final int getLoadingBegin() {
return mLoadingBegin;
}
public final int getLoadingEnd() {
return mLoadingEnd;
}
public final int getLoadableBegin() {
return mLoadableBegin;
}
public final int getLoadableEnd() {
return mLoadableEnd;
}
public interface RangeListener<E> {
void onRangeUpdated(VirtualFeed<E> array);
}
}