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pt 1 in reviving the android build (copied from pm 28a1, wish me luck)
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mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/execchain/MinimalClientExec.java
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mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/execchain/MinimalClientExec.java
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/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.impl.execchain;
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import java.io.IOException;
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import java.io.InterruptedIOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.TimeUnit;
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import ch.boye.httpclientandroidlib.androidextra.HttpClientAndroidLog;
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/* LogFactory removed by HttpClient for Android script. */
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import ch.boye.httpclientandroidlib.ConnectionReuseStrategy;
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import ch.boye.httpclientandroidlib.HttpClientConnection;
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import ch.boye.httpclientandroidlib.HttpEntity;
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import ch.boye.httpclientandroidlib.HttpException;
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import ch.boye.httpclientandroidlib.HttpHost;
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import ch.boye.httpclientandroidlib.HttpRequest;
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import ch.boye.httpclientandroidlib.HttpResponse;
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import ch.boye.httpclientandroidlib.ProtocolException;
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import ch.boye.httpclientandroidlib.annotation.Immutable;
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import ch.boye.httpclientandroidlib.client.config.RequestConfig;
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import ch.boye.httpclientandroidlib.client.methods.CloseableHttpResponse;
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import ch.boye.httpclientandroidlib.client.methods.HttpExecutionAware;
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import ch.boye.httpclientandroidlib.client.methods.HttpRequestWrapper;
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import ch.boye.httpclientandroidlib.client.methods.HttpUriRequest;
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import ch.boye.httpclientandroidlib.client.protocol.HttpClientContext;
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import ch.boye.httpclientandroidlib.client.protocol.RequestClientConnControl;
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import ch.boye.httpclientandroidlib.client.utils.URIUtils;
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import ch.boye.httpclientandroidlib.conn.ConnectionKeepAliveStrategy;
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import ch.boye.httpclientandroidlib.conn.ConnectionRequest;
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import ch.boye.httpclientandroidlib.conn.HttpClientConnectionManager;
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import ch.boye.httpclientandroidlib.conn.routing.HttpRoute;
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import ch.boye.httpclientandroidlib.impl.conn.ConnectionShutdownException;
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import ch.boye.httpclientandroidlib.protocol.HttpCoreContext;
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import ch.boye.httpclientandroidlib.protocol.HttpProcessor;
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import ch.boye.httpclientandroidlib.protocol.HttpRequestExecutor;
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import ch.boye.httpclientandroidlib.protocol.ImmutableHttpProcessor;
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import ch.boye.httpclientandroidlib.protocol.RequestContent;
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import ch.boye.httpclientandroidlib.protocol.RequestTargetHost;
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import ch.boye.httpclientandroidlib.protocol.RequestUserAgent;
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import ch.boye.httpclientandroidlib.util.Args;
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import ch.boye.httpclientandroidlib.util.VersionInfo;
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/**
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* Request executor that implements the most fundamental aspects of
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* the HTTP specification and the most straight-forward request / response
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* exchange with the target server. This executor does not support
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* execution via proxy and will make no attempts to retry the request
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* in case of a redirect, authentication challenge or I/O error.
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*
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* @since 4.3
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*/
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@Immutable
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public class MinimalClientExec implements ClientExecChain {
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public HttpClientAndroidLog log = new HttpClientAndroidLog(getClass());
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private final HttpRequestExecutor requestExecutor;
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private final HttpClientConnectionManager connManager;
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private final ConnectionReuseStrategy reuseStrategy;
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private final ConnectionKeepAliveStrategy keepAliveStrategy;
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private final HttpProcessor httpProcessor;
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public MinimalClientExec(
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final HttpRequestExecutor requestExecutor,
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final HttpClientConnectionManager connManager,
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final ConnectionReuseStrategy reuseStrategy,
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final ConnectionKeepAliveStrategy keepAliveStrategy) {
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Args.notNull(requestExecutor, "HTTP request executor");
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Args.notNull(connManager, "Client connection manager");
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Args.notNull(reuseStrategy, "Connection reuse strategy");
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Args.notNull(keepAliveStrategy, "Connection keep alive strategy");
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this.httpProcessor = new ImmutableHttpProcessor(
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new RequestContent(),
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new RequestTargetHost(),
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new RequestClientConnControl(),
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new RequestUserAgent(VersionInfo.getUserAgent(
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"Apache-HttpClient", "ch.boye.httpclientandroidlib.client", getClass())));
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this.requestExecutor = requestExecutor;
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this.connManager = connManager;
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this.reuseStrategy = reuseStrategy;
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this.keepAliveStrategy = keepAliveStrategy;
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}
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static void rewriteRequestURI(
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final HttpRequestWrapper request,
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final HttpRoute route) throws ProtocolException {
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try {
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URI uri = request.getURI();
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if (uri != null) {
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// Make sure the request URI is relative
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if (uri.isAbsolute()) {
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uri = URIUtils.rewriteURI(uri, null, true);
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} else {
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uri = URIUtils.rewriteURI(uri);
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}
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request.setURI(uri);
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}
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} catch (final URISyntaxException ex) {
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throw new ProtocolException("Invalid URI: " + request.getRequestLine().getUri(), ex);
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}
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}
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public CloseableHttpResponse execute(
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final HttpRoute route,
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final HttpRequestWrapper request,
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final HttpClientContext context,
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final HttpExecutionAware execAware) throws IOException, HttpException {
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Args.notNull(route, "HTTP route");
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Args.notNull(request, "HTTP request");
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Args.notNull(context, "HTTP context");
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rewriteRequestURI(request, route);
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final ConnectionRequest connRequest = connManager.requestConnection(route, null);
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if (execAware != null) {
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if (execAware.isAborted()) {
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connRequest.cancel();
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throw new RequestAbortedException("Request aborted");
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} else {
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execAware.setCancellable(connRequest);
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}
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}
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final RequestConfig config = context.getRequestConfig();
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final HttpClientConnection managedConn;
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try {
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final int timeout = config.getConnectionRequestTimeout();
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managedConn = connRequest.get(timeout > 0 ? timeout : 0, TimeUnit.MILLISECONDS);
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} catch(final InterruptedException interrupted) {
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Thread.currentThread().interrupt();
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throw new RequestAbortedException("Request aborted", interrupted);
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} catch(final ExecutionException ex) {
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Throwable cause = ex.getCause();
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if (cause == null) {
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cause = ex;
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}
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throw new RequestAbortedException("Request execution failed", cause);
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}
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final ConnectionHolder releaseTrigger = new ConnectionHolder(log, connManager, managedConn);
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try {
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if (execAware != null) {
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if (execAware.isAborted()) {
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releaseTrigger.close();
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throw new RequestAbortedException("Request aborted");
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} else {
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execAware.setCancellable(releaseTrigger);
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}
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}
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if (!managedConn.isOpen()) {
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final int timeout = config.getConnectTimeout();
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this.connManager.connect(
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managedConn,
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route,
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timeout > 0 ? timeout : 0,
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context);
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this.connManager.routeComplete(managedConn, route, context);
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}
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final int timeout = config.getSocketTimeout();
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if (timeout >= 0) {
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managedConn.setSocketTimeout(timeout);
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}
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HttpHost target = null;
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final HttpRequest original = request.getOriginal();
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if (original instanceof HttpUriRequest) {
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final URI uri = ((HttpUriRequest) original).getURI();
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if (uri.isAbsolute()) {
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target = new HttpHost(uri.getHost(), uri.getPort(), uri.getScheme());
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}
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}
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if (target == null) {
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target = route.getTargetHost();
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}
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context.setAttribute(HttpCoreContext.HTTP_TARGET_HOST, target);
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context.setAttribute(HttpCoreContext.HTTP_REQUEST, request);
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context.setAttribute(HttpCoreContext.HTTP_CONNECTION, managedConn);
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context.setAttribute(HttpClientContext.HTTP_ROUTE, route);
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httpProcessor.process(request, context);
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final HttpResponse response = requestExecutor.execute(request, managedConn, context);
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httpProcessor.process(response, context);
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// The connection is in or can be brought to a re-usable state.
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if (reuseStrategy.keepAlive(response, context)) {
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// Set the idle duration of this connection
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final long duration = keepAliveStrategy.getKeepAliveDuration(response, context);
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releaseTrigger.setValidFor(duration, TimeUnit.MILLISECONDS);
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releaseTrigger.markReusable();
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} else {
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releaseTrigger.markNonReusable();
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}
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// check for entity, release connection if possible
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final HttpEntity entity = response.getEntity();
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if (entity == null || !entity.isStreaming()) {
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// connection not needed and (assumed to be) in re-usable state
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releaseTrigger.releaseConnection();
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return new HttpResponseProxy(response, null);
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} else {
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return new HttpResponseProxy(response, releaseTrigger);
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}
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} catch (final ConnectionShutdownException ex) {
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final InterruptedIOException ioex = new InterruptedIOException(
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"Connection has been shut down");
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ioex.initCause(ex);
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throw ioex;
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} catch (final HttpException ex) {
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releaseTrigger.abortConnection();
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throw ex;
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} catch (final IOException ex) {
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releaseTrigger.abortConnection();
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throw ex;
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} catch (final RuntimeException ex) {
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releaseTrigger.abortConnection();
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throw ex;
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}
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}
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}
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