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package org.codeaurora.gallery3d.ext;
import android.util.Log;
import java.util.ArrayList;
public class MovieList implements IMovieList {
private static final String TAG = "MovieList";
private static final boolean LOG = false;
private final ArrayList<IMovieItem> mItems = new ArrayList<IMovieItem>();
private static final int UNKNOWN = -1;
@Override
public void add(IMovieItem item) {
if (LOG) {
Log.v(TAG, "add(" + item + ")");
}
mItems.add(item);
}
@Override
public int index(IMovieItem item) {
int find = UNKNOWN;
int size = mItems.size();
for (int i = 0; i < size; i++) {
if (item == mItems.get(i)) {
find = i;
break;
}
}
if (LOG) {
Log.v(TAG, "index(" + item + ") return " + find);
}
return find;
}
@Override
public int size() {
return mItems.size();
}
@Override
public IMovieItem getNext(IMovieItem item) {
IMovieItem next = null;
int find = index(item);
if (find >= 0 && find < size() - 1) {
next = mItems.get(++find);
}
return next;
}
@Override
public IMovieItem getPrevious(IMovieItem item) {
IMovieItem prev = null;
int find = index(item);
if (find > 0 && find < size()) {
prev = mItems.get(--find);
}
return prev;
}
@Override
public boolean isFirst(IMovieItem item) {
return getPrevious(item) == null;
}
@Override
public boolean isLast(IMovieItem item) {
return getNext(item) == null;
}
}
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