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; 29 30 import java.util.Set; 31 32 /** 33 * Details of an entity transmitted by a message. 34 * 35 * @since 5.0 36 */ 37 public interface EntityDetails { 38 39 /** 40 * Returns length of the entity, if known. 41 */ 42 long getContentLength(); 43 44 /** 45 * Returns content type of the entity, if known. 46 */ 47 String getContentType(); 48 49 /** 50 * Returns content encoding of the entity, if known. 51 */ 52 String getContentEncoding(); 53 54 /** 55 * Returns chunked transfer hint for this entity. 56 * <p> 57 * The behavior of wrapping entities is implementation dependent, 58 * but should respect the primary purpose. 59 * </p> 60 */ 61 boolean isChunked(); 62 63 /** 64 * Preliminary declaration of trailing headers. 65 */ 66 Set<String> getTrailerNames(); 67 68 }