/* * Copyright (C) 2012 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.derson.pumelo.network.volley.toolbox; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager.NameNotFoundException; import android.net.http.AndroidHttpClient; import com.derson.pumelo.network.volley.Network; import com.derson.pumelo.network.volley.RequestQueue; import java.io.File; public class Volley { /** Default on-disk cache directory. */ private static final String DEFAULT_CACHE_DIR = "volley"; /** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * You may set a maximum size of the disk cache in bytes. * * @param context A {@link android.content.Context} to use for creating the cache dir. * @param stack An {@link HttpStack} to use for the network, or null for default. * @param maxDiskCacheBytes the maximum size of the disk cache, in bytes. Use -1 for default size. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context, HttpStack stack, int maxDiskCacheBytes) { File cacheDir = new File(context.getCacheDir(), DEFAULT_CACHE_DIR); String userAgent = "volley/0"; try { String packageName = context.getPackageName(); PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0); userAgent = packageName + "/" + info.versionCode; } catch (NameNotFoundException e) { } // if (stack == null) { //// if (Build.VERSION.SDK_INT >= 9) { //// stack = new HurlStack(); //// } else { // // Prior to Gingerbread, HttpUrlConnection was unreliable. // // See: http://android-developers.blogspot.com/2011/09/androids-http-clients.html // stack = new HttpClientStack(AndroidHttpClient.newInstance(userAgent)); //// } // } if(stack == null) { stack = new OkHttpStack(); } Network network = new BasicNetwork(stack); RequestQueue queue; if (maxDiskCacheBytes <= -1) { // No maximum size specified queue = new RequestQueue(new DiskBasedCache(cacheDir), network); } else { // Disk cache size specified queue = new RequestQueue(new DiskBasedCache(cacheDir, maxDiskCacheBytes), network); } queue.start(); return queue; } /** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * You may set a maximum size of the disk cache in bytes. * * @param context A {@link android.content.Context} to use for creating the cache dir. * @param maxDiskCacheBytes the maximum size of the disk cache, in bytes. Use -1 for default size. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context, int maxDiskCacheBytes) { return newRequestQueue(context, null, maxDiskCacheBytes); } /** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * * @param context A {@link android.content.Context} to use for creating the cache dir. * @param stack An {@link HttpStack} to use for the network, or null for default. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context, HttpStack stack) { return newRequestQueue(context, stack, -1); } /** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * * @param context A {@link android.content.Context} to use for creating the cache dir. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context) { return newRequestQueue(context, null); } }