001/*
002 * ====================================================================
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *   http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing,
014 * software distributed under the License is distributed on an
015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
016 * KIND, either express or implied.  See the License for the
017 * specific language governing permissions and limitations
018 * under the License.
019 * ====================================================================
020 *
021 * This software consists of voluntary contributions made by many
022 * individuals on behalf of the Apache Software Foundation.  For more
023 * information on the Apache Software Foundation, please see
024 * <http://www.apache.org/>.
025 *
026 */
027
028package org.apache.http.impl;
029
030import org.apache.http.HttpConnectionFactory;
031import org.apache.http.HttpRequest;
032import org.apache.http.HttpResponse;
033import org.apache.http.annotation.ThreadingBehavior;
034import org.apache.http.annotation.Contract;
035import org.apache.http.config.ConnectionConfig;
036import org.apache.http.entity.ContentLengthStrategy;
037import org.apache.http.io.HttpMessageParserFactory;
038import org.apache.http.io.HttpMessageWriterFactory;
039
040import java.io.IOException;
041import java.net.Socket;
042
043/**
044 * Default factory for {@link org.apache.http.HttpClientConnection}s.
045 *
046 * @since 4.3
047 */
048@Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
049public class DefaultBHttpClientConnectionFactory implements HttpConnectionFactory<DefaultBHttpClientConnection> {
050
051    public static final DefaultBHttpClientConnectionFactory INSTANCE = new DefaultBHttpClientConnectionFactory();
052
053    private final ConnectionConfig cconfig;
054    private final ContentLengthStrategy incomingContentStrategy;
055    private final ContentLengthStrategy outgoingContentStrategy;
056    private final HttpMessageWriterFactory<HttpRequest> requestWriterFactory;
057    private final HttpMessageParserFactory<HttpResponse> responseParserFactory;
058
059    public DefaultBHttpClientConnectionFactory(
060            final ConnectionConfig cconfig,
061            final ContentLengthStrategy incomingContentStrategy,
062            final ContentLengthStrategy outgoingContentStrategy,
063            final HttpMessageWriterFactory<HttpRequest> requestWriterFactory,
064            final HttpMessageParserFactory<HttpResponse> responseParserFactory) {
065        super();
066        this.cconfig = cconfig != null ? cconfig : ConnectionConfig.DEFAULT;
067        this.incomingContentStrategy = incomingContentStrategy;
068        this.outgoingContentStrategy = outgoingContentStrategy;
069        this.requestWriterFactory = requestWriterFactory;
070        this.responseParserFactory = responseParserFactory;
071    }
072
073    public DefaultBHttpClientConnectionFactory(
074            final ConnectionConfig cconfig,
075            final HttpMessageWriterFactory<HttpRequest> requestWriterFactory,
076            final HttpMessageParserFactory<HttpResponse> responseParserFactory) {
077        this(cconfig, null, null, requestWriterFactory, responseParserFactory);
078    }
079
080    public DefaultBHttpClientConnectionFactory(final ConnectionConfig cconfig) {
081        this(cconfig, null, null, null, null);
082    }
083
084    public DefaultBHttpClientConnectionFactory() {
085        this(null, null, null, null, null);
086    }
087
088    @Override
089    public DefaultBHttpClientConnection createConnection(final Socket socket) throws IOException {
090        final DefaultBHttpClientConnection conn = new DefaultBHttpClientConnection(
091                this.cconfig.getBufferSize(),
092                this.cconfig.getFragmentSizeHint(),
093                ConnSupport.createDecoder(this.cconfig),
094                ConnSupport.createEncoder(this.cconfig),
095                this.cconfig.getMessageConstraints(),
096                this.incomingContentStrategy,
097                this.outgoingContentStrategy,
098                this.requestWriterFactory,
099                this.responseParserFactory);
100        conn.bind(socket);
101        return conn;
102    }
103
104}