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.http.nio; 29 30 import java.io.IOException; 31 32 import org.apache.http.HttpException; 33 import org.apache.http.HttpResponse; 34 35 /** 36 * Abstract non-blocking server-side HTTP connection interface. It can be used 37 * to receive HTTP requests and asynchronously submit HTTP responses. 38 * 39 * @see NHttpConnection 40 * 41 * @since 4.0 42 */ 43 public interface NHttpServerConnection extends NHttpConnection { 44 45 /** 46 * Submits {link @HttpResponse} to be sent to the client. 47 * 48 * @param response HTTP response 49 * 50 * @throws IOException if I/O error occurs while submitting the response 51 * @throws HttpException if the HTTP response violates the HTTP protocol. 52 */ 53 void submitResponse(HttpResponse response) throws IOException, HttpException; 54 55 /** 56 * Returns {@code true} if an HTTP response has been submitted to the 57 * client. 58 * 59 * @return {@code true} if an HTTP response has been submitted, 60 * {@code false} otherwise. 61 */ 62 boolean isResponseSubmitted(); 63 64 /** 65 * Resets output state. This method can be used to prematurely terminate 66 * processing of the incoming HTTP request. 67 */ 68 void resetInput(); 69 70 /** 71 * Resets input state. This method can be used to prematurely terminate 72 * processing of the outgoing HTTP response. 73 */ 74 void resetOutput(); 75 76 }