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/*
* ====================================================================
* 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
* an implementation of {@link NHttpClientEventHandler}.
*
* @since 4.2
*/
@SuppressWarnings("deprecation")
@Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
public class DefaultHttpClientIODispatch
extends AbstractIODispatch {
/**
* Creates a new instance of this class to be used for dispatching I/O event
* notifications to the given protocol handler.
*
* @param handler the client protocol handler.
* @param sslContext an SSLContext or null (for a plain text connection.)
* @param config a connection configuration
* @return a new instance
* @since 4.4.7
*/
public static DefaultHttpClientIODispatch create(final T handler,
final SSLContext sslContext,
final ConnectionConfig config) {
return sslContext == null ? new DefaultHttpClientIODispatch(handler, config)
: new DefaultHttpClientIODispatch(handler, sslContext, config);
}
/**
* Creates a new instance of this class to be used for dispatching I/O event
* notifications to the given protocol handler.
*
* @param handler the client protocol handler.
* @param sslContext an SSLContext or null (for a plain text connection.)
* @param sslHandler customizes various aspects of the TLS/SSL protocol.
* @param config a connection configuration
* @return a new instance
* @since 4.4.7
*/
public static DefaultHttpClientIODispatch create(final T handler,
final SSLContext sslContext,
final SSLSetupHandler sslHandler,
final ConnectionConfig config) {
return sslContext == null ? new DefaultHttpClientIODispatch(handler, config)
: new DefaultHttpClientIODispatch(handler, sslContext, sslHandler, config);
}
private final H handler;
private final NHttpConnectionFactory connectionFactory;
/**
* Creates a new instance of this class to be used for dispatching I/O event
* notifications to the given protocol handler.
*
* @param handler the client protocol handler.
* @param connFactory HTTP client connection factory.
*/
public DefaultHttpClientIODispatch(
final H handler,
final NHttpConnectionFactory connFactory) {
super();
this.handler = Args.notNull(handler, "HTTP client handler");
this.connectionFactory = Args.notNull(connFactory, "HTTP client connection factory");
}
/**
* @deprecated (4.3) use {@link DefaultHttpClientIODispatch#DefaultHttpClientIODispatch(
* NHttpClientEventHandler, ConnectionConfig)}
*/
@Deprecated
public DefaultHttpClientIODispatch(
final H handler,
final HttpParams params) {
this(handler, new DefaultNHttpClientConnectionFactory(params));
}
/**
* @deprecated (4.3) use {@link DefaultHttpClientIODispatch#DefaultHttpClientIODispatch(
* NHttpClientEventHandler, SSLContext, SSLSetupHandler, ConnectionConfig)}
*/
@Deprecated
public DefaultHttpClientIODispatch(
final H handler,
final SSLContext sslContext,
final SSLSetupHandler sslHandler,
final HttpParams params) {
this(handler, new SSLNHttpClientConnectionFactory(sslContext, sslHandler, params));
}
/**
* @deprecated (4.3) use {@link DefaultHttpClientIODispatch#DefaultHttpClientIODispatch(
* NHttpClientEventHandler, SSLContext, ConnectionConfig)}
*/
@Deprecated
public DefaultHttpClientIODispatch(
final H handler,
final SSLContext sslContext,
final HttpParams params) {
this(handler, sslContext, null, params);
}
/**
* @since 4.3
*/
public DefaultHttpClientIODispatch(final H handler, final ConnectionConfig config) {
this(handler, new DefaultNHttpClientConnectionFactory(config));
}
/**
* @since 4.3
*/
public DefaultHttpClientIODispatch(
final H handler,
final SSLContext sslContext,
final SSLSetupHandler sslHandler,
final ConnectionConfig config) {
this(handler, new SSLNHttpClientConnectionFactory(sslContext, sslHandler, config));
}
/**
* @since 4.3
*/
public DefaultHttpClientIODispatch(
final H handler,
final SSLContext sslContext,
final ConnectionConfig config) {
this(handler, new SSLNHttpClientConnectionFactory(sslContext, null, config));
}
@Override
protected DefaultNHttpClientConnection createConnection(final IOSession session) {
return this.connectionFactory.createConnection(session);
}
/**
* Gets the connection factory used to construct this dispatch.
*
* @return the connection factory used to construct this dispatch.
* @since 4.4.9
*/
public NHttpConnectionFactory getConnectionFactory() {
return connectionFactory;
}
/**
* Gets the handler used to construct this dispatch.
*
* @return the handler used to construct this dispatch.
* @since 4.4.9
*/
public H getHandler() {
return handler;
}
@Override
protected void onConnected(final DefaultNHttpClientConnection conn) {
final Object attachment = conn.getContext().getAttribute(IOSession.ATTACHMENT_KEY);
try {
this.handler.connected(conn, attachment);
} catch (final Exception ex) {
this.handler.exception(conn, ex);
}
}
@Override
protected void onClosed(final DefaultNHttpClientConnection conn) {
this.handler.closed(conn);
}
@Override
protected void onException(final DefaultNHttpClientConnection conn, final IOException ex) {
this.handler.exception(conn, ex);
}
@Override
protected void onInputReady(final DefaultNHttpClientConnection conn) {
conn.consumeInput(this.handler);
}
@Override
protected void onOutputReady(final DefaultNHttpClientConnection conn) {
conn.produceOutput(this.handler);
}
@Override
protected void onTimeout(final DefaultNHttpClientConnection conn) {
try {
this.handler.timeout(conn);
} catch (final Exception ex) {
this.handler.exception(conn, ex);
}
}
}