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 */ 027package org.apache.http.nio.reactor; 028 029/** 030 * SessionBufferStatus interface is intended to query the status of session 031 * I/O buffers. 032 * 033 * @since 4.0 034 */ 035public interface SessionBufferStatus { 036 037 /** 038 * Determines if the session input buffer contains data. 039 * 040 * @return {@code true} if the session input buffer contains data, 041 * {@code false} otherwise. 042 */ 043 boolean hasBufferedInput(); 044 045 /** 046 * Determines if the session output buffer contains data. 047 * 048 * @return {@code true} if the session output buffer contains data, 049 * {@code false} otherwise. 050 */ 051 boolean hasBufferedOutput(); 052 053}