Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright 2014 Google Inc. All rights reserved.
 *
 * 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.
 */

import android.content.Context;

import java.io.File;

import java.io.FilenameFilter;

import java.util.ArrayList;

public class Main {
    private static final String TILE_PATH = "maptiles";

    public static void removeUnusedTiles(Context mContext, final ArrayList<String> usedTiles) {
        // remove all files are stored in the tile path but are not used
        File folder = new File(mContext.getFilesDir(), TILE_PATH);
        File[] unused = folder.listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File dir, String filename) {
                return !usedTiles.contains(filename);
            }
        });

        if (unused != null) {
            for (File f : unused) {
                f.delete();
            }
        }
    }
}