87 lines
2.8 KiB
Java
87 lines
2.8 KiB
Java
/*
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* Copyright (C) 2013 Square, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.squareup.okhttp;
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import com.squareup.okhttp.internal.http.ResponseHeaders;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.LinkedBlockingQueue;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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final class Dispatcher {
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// TODO: thread pool size should be configurable; possibly configurable per host.
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private final ThreadPoolExecutor executorService = new ThreadPoolExecutor(
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8, 8, 60, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>());
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private final Map<Object, List<Job>> enqueuedJobs = new LinkedHashMap<Object, List<Job>>();
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public synchronized void enqueue(
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OkHttpClient client, Request request, Response.Receiver responseReceiver) {
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Job job = new Job(this, client, request, responseReceiver);
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List<Job> jobsForTag = enqueuedJobs.get(request.tag());
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if (jobsForTag == null) {
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jobsForTag = new ArrayList<Job>(2);
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enqueuedJobs.put(request.tag(), jobsForTag);
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}
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jobsForTag.add(job);
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executorService.execute(job);
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}
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public synchronized void cancel(Object tag) {
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List<Job> jobs = enqueuedJobs.remove(tag);
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if (jobs == null) return;
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for (Job job : jobs) {
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executorService.remove(job);
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}
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}
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synchronized void finished(Job job) {
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List<Job> jobs = enqueuedJobs.get(job.tag());
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if (jobs != null) jobs.remove(job);
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}
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static class RealResponseBody extends Response.Body {
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private final ResponseHeaders responseHeaders;
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private final InputStream in;
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RealResponseBody(ResponseHeaders responseHeaders, InputStream in) {
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this.responseHeaders = responseHeaders;
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this.in = in;
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}
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@Override public boolean ready() throws IOException {
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return true;
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}
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@Override public MediaType contentType() {
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String contentType = responseHeaders.getContentType();
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return contentType != null ? MediaType.parse(contentType) : null;
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}
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@Override public long contentLength() {
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return responseHeaders.getContentLength();
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}
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@Override public InputStream byteStream() throws IOException {
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return in;
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}
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}
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}
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