Android Open Source - wally Ok Http Url Loader

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) 2014 Freddie (Musenkishi) Lust-Hed
 */* w w w.j  av  a  2s. c  om*/
 * 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.musenkishi.wally.dataprovider.okhttp;

import android.content.Context;

import com.bumptech.glide.load.data.DataFetcher;
import com.bumptech.glide.load.model.GenericLoaderFactory;
import com.bumptech.glide.load.model.GlideUrl;
import com.bumptech.glide.load.model.ModelLoader;
import com.bumptech.glide.load.model.ModelLoaderFactory;
import com.squareup.okhttp.OkHttpClient;

import java.io.InputStream;

/**
 * A simple model loader for fetching media over http/https using OkHttp.
 */
public class OkHttpUrlLoader implements ModelLoader<GlideUrl, InputStream> {

    /**
     * The default factory for {@link OkHttpUrlLoader}s.
     */
    public static class Factory implements ModelLoaderFactory<GlideUrl, InputStream> {
        private static volatile OkHttpClient internalClient;
        private OkHttpClient client;

        private static OkHttpClient getInternalClient() {
            if (internalClient == null) {
                synchronized (Factory.class) {
                    if (internalClient == null) {
                        internalClient = new OkHttpClient();
                    }
                }
            }
            return internalClient;
        }

        /**
         * Constructor for a new Factory that runs requests using a static singleton client.
         */
        public Factory() {
            this(getInternalClient());
        }

        /**
         * Constructor for a new Factory that runs requests using given client.
         */
        public Factory(OkHttpClient client) {
            this.client = client;
        }

        @Override
        public ModelLoader<GlideUrl, InputStream> build(Context context, GenericLoaderFactory factories) {
            return new OkHttpUrlLoader(client);
        }

        @Override
        public void teardown() {
            // Do nothing, this instance doesn't own the client.
        }
    }

    private final OkHttpClient client;

    public OkHttpUrlLoader(OkHttpClient client) {
        this.client = client;
    }

    @Override
    public DataFetcher<InputStream> getResourceFetcher(GlideUrl model, int width, int height) {
        return new OkHttpStreamFetcher(client, model);
    }
}

Java Source Code List

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