1 /******************************************************************************* 2 * Copyright (c) 2009, 2015 Mountainminds GmbH & Co. KG and Contributors 3 * All rights reserved. This program and the accompanying materials 4 * are made available under the terms of the Eclipse Public License v1.0 5 * which accompanies this distribution, and is available at 6 * http://www.eclipse.org/legal/epl-v10.html 7 * 8 * Contributors: 9 * Marc R. Hoffmann - initial API and implementation 10 * 11 *******************************************************************************/ 12 package org.jacoco.report; 13 14 import java.io.IOException; 15 import java.util.Collection; 16 import java.util.List; 17 18 import org.jacoco.core.data.ExecutionData; 19 import org.jacoco.core.data.SessionInfo; 20 21 /** 22 * Interface for all implementations to retrieve structured report data. Unlike 23 * nested {@link IReportGroupVisitor} instances the root visitor accepts exactly one 24 * bundle or group. 25 */ 26 public interface IReportVisitor extends IReportGroupVisitor { 27 28 /** 29 * Initializes the report with global information. This method has to be 30 * called before any other method can be called. 31 * 32 * @param sessionInfos 33 * list of chronological ordered {@link SessionInfo} objects 34 * where execution data has been collected for this report. 35 * @param executionData 36 * collection of all {@link ExecutionData} objects that are 37 * considered for this report 38 * @throws IOException 39 * in case of IO problems with the report writer 40 */ visitInfo(List<SessionInfo> sessionInfos, Collection<ExecutionData> executionData)41 public void visitInfo(List<SessionInfo> sessionInfos, 42 Collection<ExecutionData> executionData) throws IOException; 43 44 /** 45 * Has to be called after all report data has been emitted. 46 * 47 * @throws IOException 48 * in case of IO problems with the report writer 49 */ visitEnd()50 public void visitEnd() throws IOException; 51 52 } 53