001/** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.camel.component.dataset; 018 019import org.apache.camel.Exchange; 020 021/** 022 * Represents a strategy for testing endpoints with canned data. 023 * 024 * @version 025 */ 026public interface DataSet { 027 028 /** 029 * Populates a message exchange when using the DataSet as a source of messages 030 */ 031 void populateMessage(Exchange exchange, long messageIndex) throws Exception; 032 033 /** 034 * Returns the size of the dataset 035 */ 036 long getSize(); 037 038 /** 039 * Asserts that the expected message has been received for the given index 040 */ 041 void assertMessageExpected(DataSetEndpoint endpoint, Exchange expected, Exchange actual, long messageIndex) throws Exception; 042 043 /** 044 * Returns the number of messages which should be received before reporting on the progress of the test 045 */ 046 long getReportCount(); 047}