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106 lines
4.1 KiB
Java
106 lines
4.1 KiB
Java
/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.conn;
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import java.io.IOException;
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import java.net.InetAddress;
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import java.net.Socket;
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import ch.boye.httpclientandroidlib.HttpHost;
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import ch.boye.httpclientandroidlib.conn.scheme.SchemeSocketFactory;
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import ch.boye.httpclientandroidlib.params.HttpParams;
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import ch.boye.httpclientandroidlib.protocol.HttpContext;
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/**
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* ClientConnectionOperator represents a strategy for creating
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* {@link OperatedClientConnection} instances and updating the underlying
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* {@link Socket} of those objects. Implementations will most likely make use
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* of {@link SchemeSocketFactory}s to create {@link Socket} instances.
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* <p>
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* The methods in this interface allow the creation of plain and layered
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* sockets. Creating a tunnelled connection through a proxy, however,
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* is not within the scope of the operator.
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* <p>
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* Implementations of this interface must be thread-safe. Access to shared
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* data must be synchronized as methods of this interface may be executed
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* from multiple threads.
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*
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* @since 4.0
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*/
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public interface ClientConnectionOperator {
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/**
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* Creates a new connection that can be operated.
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*
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* @return a new, unopened connection for use with this operator
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*/
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OperatedClientConnection createConnection();
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/**
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* Opens a connection to the given target host.
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*
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* @param conn the connection to open
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* @param target the target host to connect to
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* @param local the local address to route from, or
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* <code>null</code> for the default
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* @param context the context for the connection
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* @param params the parameters for the connection
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*
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* @throws IOException in case of a problem
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*/
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void openConnection(OperatedClientConnection conn,
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HttpHost target,
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InetAddress local,
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HttpContext context,
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HttpParams params)
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throws IOException;
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/**
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* Updates a connection with a layered secure connection.
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* The typical use of this method is to update a tunnelled plain
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* connection (HTTP) to a secure TLS/SSL connection (HTTPS).
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*
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* @param conn the open connection to update
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* @param target the target host for the updated connection.
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* The connection must already be open or tunnelled
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* to the host and port, but the scheme of the target
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* will be used to create a layered connection.
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* @param context the context for the connection
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* @param params the parameters for the updated connection
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*
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* @throws IOException in case of a problem
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*/
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void updateSecureConnection(OperatedClientConnection conn,
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HttpHost target,
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HttpContext context,
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HttpParams params)
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throws IOException;
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}
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