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.nio.codecs;
029
030import org.apache.http.HttpRequest;
031import org.apache.http.annotation.ThreadingBehavior;
032import org.apache.http.annotation.Contract;
033import org.apache.http.message.BasicLineFormatter;
034import org.apache.http.message.LineFormatter;
035import org.apache.http.nio.NHttpMessageWriter;
036import org.apache.http.nio.NHttpMessageWriterFactory;
037import org.apache.http.nio.reactor.SessionOutputBuffer;
038
039/**
040 * Default factory for request message writers.
041 *
042 * @since 4.3
043 */
044@Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
045public class DefaultHttpRequestWriterFactory implements NHttpMessageWriterFactory<HttpRequest> {
046
047    public static final DefaultHttpRequestWriterFactory INSTANCE = new DefaultHttpRequestWriterFactory();
048
049    private final LineFormatter lineFormatter;
050
051    public DefaultHttpRequestWriterFactory(final LineFormatter lineFormatter) {
052        super();
053        this.lineFormatter = lineFormatter != null ? lineFormatter : BasicLineFormatter.INSTANCE;
054    }
055
056    public DefaultHttpRequestWriterFactory() {
057        this(null);
058    }
059
060    @Override
061    public NHttpMessageWriter<HttpRequest> create(final SessionOutputBuffer buffer) {
062        return new DefaultHttpRequestWriter(buffer, lineFormatter);
063    }
064
065}