diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/io/SessionOutputBuffer.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/io/SessionOutputBuffer.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,120 @@
+/*
+ * ====================================================================
+ * 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.io;
+
+import java.io.IOException;
+
+import ch.boye.httpclientandroidlib.util.CharArrayBuffer;
+
+/**
+ * Session output buffer for blocking connections. This interface is similar to
+ * OutputStream class, but it also provides methods for writing lines of text.
+ * <p>
+ * Implementing classes are also expected to manage intermediate data buffering
+ * for optimal output performance.
+ *
+ * @since 4.0
+ */
+public interface SessionOutputBuffer {
+
+    /**
+     * Writes <code>len</code> bytes from the specified byte array
+     * starting at offset <code>off</code> to this session buffer.
+     * <p>
+     * If <code>off</code> is negative, or <code>len</code> is negative, or
+     * <code>off+len</code> is greater than the length of the array
+     * <code>b</code>, then an <tt>IndexOutOfBoundsException</tt> is thrown.
+     *
+     * @param      b     the data.
+     * @param      off   the start offset in the data.
+     * @param      len   the number of bytes to write.
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void write(byte[] b, int off, int len) throws IOException;
+
+    /**
+     * Writes <code>b.length</code> bytes from the specified byte array
+     * to this session buffer.
+     *
+     * @param      b   the data.
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void write(byte[] b) throws IOException;
+
+    /**
+     * Writes the specified byte to this session buffer.
+     *
+     * @param      b   the <code>byte</code>.
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void write(int b) throws IOException;
+
+    /**
+     * Writes characters from the specified string followed by a line delimiter
+     * to this session buffer.
+     * <p>
+     * The choice of a char encoding and line delimiter sequence is up to the
+     * specific implementations of this interface.
+     *
+     * @param      s   the line.
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void writeLine(String s) throws IOException;
+
+    /**
+     * Writes characters from the specified char array followed by a line
+     * delimiter to this session buffer.
+     * <p>
+     * The choice of a char encoding and line delimiter sequence is up to the
+     * specific implementations of this interface.
+     *
+     * @param      buffer   the buffer containing chars of the line.
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void writeLine(CharArrayBuffer buffer) throws IOException;
+
+    /**
+     * Flushes this session buffer and forces any buffered output bytes
+     * to be written out. The general contract of <code>flush</code> is
+     * that calling it is an indication that, if any bytes previously
+     * written have been buffered by the implementation of the output
+     * stream, such bytes should immediately be written to their
+     * intended destination.
+     *
+     * @exception  IOException  if an I/O error occurs.
+     */
+    void flush() throws IOException;
+
+    /**
+     * Returns {@link HttpTransportMetrics} for this session buffer.
+     *
+     * @return transport metrics.
+     */
+    HttpTransportMetrics getMetrics();
+
+}