1 files changed, 71 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/DefaultConnectionKeepAliveStrategy.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/DefaultConnectionKeepAliveStrategy.java
new file mode 100644
index 000000000..a5524bd43
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/DefaultConnectionKeepAliveStrategy.java
@@ -0,0 +1,71 @@
+/*
+ * ====================================================================
+ * 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.impl.client;
+
+import ch.boye.httpclientandroidlib.HeaderElement;
+import ch.boye.httpclientandroidlib.HeaderElementIterator;
+import ch.boye.httpclientandroidlib.HttpResponse;
+import ch.boye.httpclientandroidlib.annotation.Immutable;
+import ch.boye.httpclientandroidlib.conn.ConnectionKeepAliveStrategy;
+import ch.boye.httpclientandroidlib.message.BasicHeaderElementIterator;
+import ch.boye.httpclientandroidlib.protocol.HTTP;
+import ch.boye.httpclientandroidlib.protocol.HttpContext;
+import ch.boye.httpclientandroidlib.util.Args;
+
+/**
+ * Default implementation of a strategy deciding duration
+ * that a connection can remain idle.
+ *
+ * The default implementation looks solely at the 'Keep-Alive'
+ * header's timeout token.
+ *
+ * @since 4.0
+ */
+@Immutable
+public class DefaultConnectionKeepAliveStrategy implements ConnectionKeepAliveStrategy {
+
+    public static final DefaultConnectionKeepAliveStrategy INSTANCE = new DefaultConnectionKeepAliveStrategy();
+
+    public long getKeepAliveDuration(final HttpResponse response, final HttpContext context) {
+        Args.notNull(response, "HTTP response");
+        final HeaderElementIterator it = new BasicHeaderElementIterator(
+                response.headerIterator(HTTP.CONN_KEEP_ALIVE));
+        while (it.hasNext()) {
+            final HeaderElement he = it.nextElement();
+            final String param = he.getName();
+            final String value = he.getValue();
+            if (value != null && param.equalsIgnoreCase("timeout")) {
+                try {
+                    return Long.parseLong(value) * 1000;
+                } catch(final NumberFormatException ignore) {
+                }
+            }
+        }
+        return -1;
+    }
+
+}