1 /* 2 * ==================================================================== 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * ==================================================================== 20 * 21 * This software consists of voluntary contributions made by many 22 * individuals on behalf of the Apache Software Foundation. For more 23 * information on the Apache Software Foundation, please see 24 * <http://www.apache.org/>. 25 * 26 */ 27 28 package org.apache.hc.core5.http.impl.nio; 29 30 import java.io.IOException; 31 32 import org.apache.hc.core5.http.HttpResponse; 33 import org.apache.hc.core5.http.HttpVersion; 34 import org.apache.hc.core5.http.ProtocolVersion; 35 import org.apache.hc.core5.http.message.LineFormatter; 36 import org.apache.hc.core5.http.message.StatusLine; 37 import org.apache.hc.core5.util.CharArrayBuffer; 38 39 /** 40 * Default {@link org.apache.hc.core5.http.nio.NHttpMessageWriter} implementation for {@link HttpResponse}s. 41 * 42 * @since 4.1 43 */ 44 public class DefaultHttpResponseWriter<T extends HttpResponse> extends AbstractMessageWriter<T> { 45 46 /** 47 * Creates an instance of DefaultHttpResponseWriter. 48 * 49 * @param formatter the line formatter If {@code null} 50 * {@link org.apache.hc.core5.http.message.BasicLineFormatter#INSTANCE} will be used. 51 * 52 * @since 4.3 53 */ 54 public DefaultHttpResponseWriter(final LineFormatter formatter) { 55 super(formatter); 56 } 57 58 /** 59 * @since 4.3 60 */ 61 public DefaultHttpResponseWriter() { 62 super(null); 63 } 64 65 @Override 66 protected void writeHeadLine(final T message, final CharArrayBuffer lineBuf) throws IOException { 67 lineBuf.clear(); 68 final ProtocolVersion transportVersion = message.getVersion(); 69 getLineFormatter().formatStatusLine(lineBuf, new StatusLine( 70 transportVersion != null ? transportVersion : HttpVersion.HTTP_1_1, 71 message.getCode(), 72 message.getReasonPhrase())); 73 } 74 75 }