pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/thirdparty/ch/boye/httpclientandroidlib/conn/ConnectionReleaseTrigger.java

@@ -0,0 +1,70 @@
+/*
+ * ====================================================================
+ * 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.conn;
+
+import java.io.IOException;
+
+/**
+ * Interface for releasing a connection. This can be implemented by various
+ * "trigger" objects which are associated with a connection, for example
+ * a {@link EofSensorInputStream stream} or an {@link BasicManagedEntity entity}
+ * or the {@link ManagedClientConnection connection} itself.
+ * <p>
+ * The methods in this interface can safely be called multiple times.
+ * The first invocation releases the connection, subsequent calls
+ * are ignored.
+ *
+ * @since 4.0
+ */
+public interface ConnectionReleaseTrigger {
+
+    /**
+     * Releases the connection with the option of keep-alive. This is a
+     * "graceful" release and may cause IO operations for consuming the
+     * remainder of a response entity. Use
+     * {@link #abortConnection abortConnection} for a hard release. The
+     * connection may be reused as specified by the duration.
+     *
+     * @throws IOException
+     *             in case of an IO problem. The connection will be released
+     *             anyway.
+     */
+    void releaseConnection()
+        throws IOException;
+
+    /**
+     * Releases the connection without the option of keep-alive.
+     * This is a "hard" release that implies a shutdown of the connection.
+     * Use {@link #releaseConnection()} for a graceful release.
+     *
+     * @throws IOException      in case of an IO problem.
+     *         The connection will be released anyway.
+     */
+    void abortConnection()
+        throws IOException;
+
+}