001 /** 002 * ======================================== 003 * JFreeReport : a free Java report library 004 * ======================================== 005 * 006 * Project Info: http://reporting.pentaho.org/ 007 * 008 * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors. 009 * 010 * This library is free software; you can redistribute it and/or modify it under the terms 011 * of the GNU Lesser General Public License as published by the Free Software Foundation; 012 * either version 2.1 of the License, or (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 015 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 016 * See the GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public License along with this 019 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 020 * Boston, MA 02111-1307, USA. 021 * 022 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 023 * in the United States and other countries.] 024 * 025 * ------------ 026 * $Id: ReportTarget.java 3048 2007-07-28 18:02:42Z tmorgner $ 027 * ------------ 028 * (C) Copyright 2000-2005, by Object Refinery Limited. 029 * (C) Copyright 2005-2007, by Pentaho Corporation. 030 */ 031 package org.jfree.report.flow; 032 033 import org.jfree.layouting.namespace.NamespaceDefinition; 034 import org.jfree.layouting.util.AttributeMap; 035 import org.jfree.report.DataFlags; 036 import org.jfree.report.DataSourceException; 037 import org.jfree.report.ReportProcessingException; 038 039 /** 040 * The report target is responsible for the content creation. There are targets 041 * which forward all incomming calls to LibLayout, while other targets process 042 * the content directly. 043 * 044 * @author Thomas Morgner 045 */ 046 public interface ReportTarget 047 { 048 public void startReport (ReportStructureRoot report) 049 throws DataSourceException, ReportProcessingException; 050 051 public void startElement (final AttributeMap attrs) 052 throws DataSourceException, ReportProcessingException; 053 054 public void processText (final String text) 055 throws DataSourceException, ReportProcessingException; 056 057 public void processContent (final DataFlags value) 058 throws DataSourceException, ReportProcessingException; 059 060 public void endElement (final AttributeMap attrs) 061 throws DataSourceException, ReportProcessingException; 062 063 public void endReport (ReportStructureRoot report) 064 throws DataSourceException, ReportProcessingException; 065 066 public String getExportDescriptor(); 067 068 public NamespaceDefinition getNamespaceByUri(String uri); 069 070 public void commit() throws ReportProcessingException; 071 }