1 files changed, 92 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/protocol/RequestClientConnControl.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/protocol/RequestClientConnControl.java
new file mode 100644
index 000000000..714b2859b
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/protocol/RequestClientConnControl.java
@@ -0,0 +1,92 @@
+/*
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.client.protocol;
+
+import java.io.IOException;
+
+import ch.boye.httpclientandroidlib.androidextra.HttpClientAndroidLog;
+/* LogFactory removed by HttpClient for Android script. */
+import ch.boye.httpclientandroidlib.HttpException;
+import ch.boye.httpclientandroidlib.HttpRequest;
+import ch.boye.httpclientandroidlib.HttpRequestInterceptor;
+import ch.boye.httpclientandroidlib.annotation.Immutable;
+import ch.boye.httpclientandroidlib.conn.routing.RouteInfo;
+import ch.boye.httpclientandroidlib.protocol.HTTP;
+import ch.boye.httpclientandroidlib.protocol.HttpContext;
+import ch.boye.httpclientandroidlib.util.Args;
+
+/**
+ * This protocol interceptor is responsible for adding <code>Connection</code>
+ * or <code>Proxy-Connection</code> headers to the outgoing requests, which
+ * is essential for managing persistence of <code>HTTP/1.0</code> connections.
+ *
+ * @since 4.0
+ */
+@Immutable
+public class RequestClientConnControl implements HttpRequestInterceptor {
+
+    public HttpClientAndroidLog log = new HttpClientAndroidLog(getClass());
+
+    private static final String PROXY_CONN_DIRECTIVE = "Proxy-Connection";
+
+    public RequestClientConnControl() {
+        super();
+    }
+
+    public void process(final HttpRequest request, final HttpContext context)
+            throws HttpException, IOException {
+        Args.notNull(request, "HTTP request");
+
+        final String method = request.getRequestLine().getMethod();
+        if (method.equalsIgnoreCase("CONNECT")) {
+            request.setHeader(PROXY_CONN_DIRECTIVE, HTTP.CONN_KEEP_ALIVE);
+            return;
+        }
+
+        final HttpClientContext clientContext = HttpClientContext.adapt(context);
+
+        // Obtain the client connection (required)
+        final RouteInfo route = clientContext.getHttpRoute();
+        if (route == null) {
+            this.log.debug("Connection route not set in the context");
+            return;
+        }
+
+        if (route.getHopCount() == 1 || route.isTunnelled()) {
+            if (!request.containsHeader(HTTP.CONN_DIRECTIVE)) {
+                request.addHeader(HTTP.CONN_DIRECTIVE, HTTP.CONN_KEEP_ALIVE);
+            }
+        }
+        if (route.getHopCount() == 2 && !route.isTunnelled()) {
+            if (!request.containsHeader(PROXY_CONN_DIRECTIVE)) {
+                request.addHeader(PROXY_CONN_DIRECTIVE, HTTP.CONN_KEEP_ALIVE);
+            }
+        }
+    }
+
+}