1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/methods/HttpRequestBase.java Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,184 @@
1.4 +/*
1.5 + * ====================================================================
1.6 + * Licensed to the Apache Software Foundation (ASF) under one
1.7 + * or more contributor license agreements. See the NOTICE file
1.8 + * distributed with this work for additional information
1.9 + * regarding copyright ownership. The ASF licenses this file
1.10 + * to you under the Apache License, Version 2.0 (the
1.11 + * "License"); you may not use this file except in compliance
1.12 + * with the License. You may obtain a copy of the License at
1.13 + *
1.14 + * http://www.apache.org/licenses/LICENSE-2.0
1.15 + *
1.16 + * Unless required by applicable law or agreed to in writing,
1.17 + * software distributed under the License is distributed on an
1.18 + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
1.19 + * KIND, either express or implied. See the License for the
1.20 + * specific language governing permissions and limitations
1.21 + * under the License.
1.22 + * ====================================================================
1.23 + *
1.24 + * This software consists of voluntary contributions made by many
1.25 + * individuals on behalf of the Apache Software Foundation. For more
1.26 + * information on the Apache Software Foundation, please see
1.27 + * <http://www.apache.org/>.
1.28 + *
1.29 + */
1.30 +
1.31 +package ch.boye.httpclientandroidlib.client.methods;
1.32 +
1.33 +import java.io.IOException;
1.34 +import java.net.URI;
1.35 +import java.util.concurrent.locks.Lock;
1.36 +import java.util.concurrent.locks.ReentrantLock;
1.37 +
1.38 +import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
1.39 +
1.40 +import ch.boye.httpclientandroidlib.ProtocolVersion;
1.41 +import ch.boye.httpclientandroidlib.RequestLine;
1.42 +import ch.boye.httpclientandroidlib.client.utils.CloneUtils;
1.43 +import ch.boye.httpclientandroidlib.conn.ClientConnectionRequest;
1.44 +import ch.boye.httpclientandroidlib.conn.ConnectionReleaseTrigger;
1.45 +import ch.boye.httpclientandroidlib.message.AbstractHttpMessage;
1.46 +import ch.boye.httpclientandroidlib.message.BasicRequestLine;
1.47 +import ch.boye.httpclientandroidlib.message.HeaderGroup;
1.48 +import ch.boye.httpclientandroidlib.params.HttpParams;
1.49 +import ch.boye.httpclientandroidlib.params.HttpProtocolParams;
1.50 +
1.51 +/**
1.52 + * Basic implementation of an HTTP request that can be modified.
1.53 + *
1.54 + *
1.55 + * @since 4.0
1.56 + */
1.57 +@NotThreadSafe
1.58 +public abstract class HttpRequestBase extends AbstractHttpMessage
1.59 + implements HttpUriRequest, AbortableHttpRequest, Cloneable {
1.60 +
1.61 + private Lock abortLock;
1.62 +
1.63 + private boolean aborted;
1.64 +
1.65 + private URI uri;
1.66 + private ClientConnectionRequest connRequest;
1.67 + private ConnectionReleaseTrigger releaseTrigger;
1.68 +
1.69 + public HttpRequestBase() {
1.70 + super();
1.71 + this.abortLock = new ReentrantLock();
1.72 + }
1.73 +
1.74 + public abstract String getMethod();
1.75 +
1.76 + public ProtocolVersion getProtocolVersion() {
1.77 + return HttpProtocolParams.getVersion(getParams());
1.78 + }
1.79 +
1.80 + /**
1.81 + * Returns the original request URI.
1.82 + * <p>
1.83 + * Please note URI remains unchanged in the course of request execution and
1.84 + * is not updated if the request is redirected to another location.
1.85 + */
1.86 + public URI getURI() {
1.87 + return this.uri;
1.88 + }
1.89 +
1.90 + public RequestLine getRequestLine() {
1.91 + String method = getMethod();
1.92 + ProtocolVersion ver = getProtocolVersion();
1.93 + URI uri = getURI();
1.94 + String uritext = null;
1.95 + if (uri != null) {
1.96 + uritext = uri.toASCIIString();
1.97 + }
1.98 + if (uritext == null || uritext.length() == 0) {
1.99 + uritext = "/";
1.100 + }
1.101 + return new BasicRequestLine(method, uritext, ver);
1.102 + }
1.103 +
1.104 + public void setURI(final URI uri) {
1.105 + this.uri = uri;
1.106 + }
1.107 +
1.108 + public void setConnectionRequest(final ClientConnectionRequest connRequest)
1.109 + throws IOException {
1.110 + this.abortLock.lock();
1.111 + try {
1.112 + if (this.aborted) {
1.113 + throw new IOException("Request already aborted");
1.114 + }
1.115 +
1.116 + this.releaseTrigger = null;
1.117 + this.connRequest = connRequest;
1.118 + } finally {
1.119 + this.abortLock.unlock();
1.120 + }
1.121 + }
1.122 +
1.123 + public void setReleaseTrigger(final ConnectionReleaseTrigger releaseTrigger)
1.124 + throws IOException {
1.125 + this.abortLock.lock();
1.126 + try {
1.127 + if (this.aborted) {
1.128 + throw new IOException("Request already aborted");
1.129 + }
1.130 +
1.131 + this.connRequest = null;
1.132 + this.releaseTrigger = releaseTrigger;
1.133 + } finally {
1.134 + this.abortLock.unlock();
1.135 + }
1.136 + }
1.137 +
1.138 + public void abort() {
1.139 + ClientConnectionRequest localRequest;
1.140 + ConnectionReleaseTrigger localTrigger;
1.141 +
1.142 + this.abortLock.lock();
1.143 + try {
1.144 + if (this.aborted) {
1.145 + return;
1.146 + }
1.147 + this.aborted = true;
1.148 +
1.149 + localRequest = connRequest;
1.150 + localTrigger = releaseTrigger;
1.151 + } finally {
1.152 + this.abortLock.unlock();
1.153 + }
1.154 +
1.155 + // Trigger the callbacks outside of the lock, to prevent
1.156 + // deadlocks in the scenario where the callbacks have
1.157 + // their own locks that may be used while calling
1.158 + // setReleaseTrigger or setConnectionRequest.
1.159 + if (localRequest != null) {
1.160 + localRequest.abortRequest();
1.161 + }
1.162 + if (localTrigger != null) {
1.163 + try {
1.164 + localTrigger.abortConnection();
1.165 + } catch (IOException ex) {
1.166 + // ignore
1.167 + }
1.168 + }
1.169 + }
1.170 +
1.171 + public boolean isAborted() {
1.172 + return this.aborted;
1.173 + }
1.174 +
1.175 + @Override
1.176 + public Object clone() throws CloneNotSupportedException {
1.177 + HttpRequestBase clone = (HttpRequestBase) super.clone();
1.178 + clone.abortLock = new ReentrantLock();
1.179 + clone.aborted = false;
1.180 + clone.releaseTrigger = null;
1.181 + clone.connRequest = null;
1.182 + clone.headergroup = (HeaderGroup) CloneUtils.clone(this.headergroup);
1.183 + clone.params = (HttpParams) CloneUtils.clone(this.params);
1.184 + return clone;
1.185 + }
1.186 +
1.187 +}
