Frames | No Frames |
1: /* ======================================================================== 2: * JCommon : a free general purpose class library for the Java(tm) platform 3: * ======================================================================== 4: * 5: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 6: * 7: * Project Info: http://www.jfree.org/jcommon/index.html 8: * 9: * This library is free software; you can redistribute it and/or modify it 10: * under the terms of the GNU Lesser General Public License as published by 11: * the Free Software Foundation; either version 2.1 of the License, or 12: * (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but 15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 17: * License for more details. 18: * 19: * You should have received a copy of the GNU Lesser General Public 20: * License along with this library; if not, write to the Free Software 21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 22: * USA. 23: * 24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 25: * in the United States and other countries.] 26: * 27: * --------------------- 28: * ListWriteHandler.java 29: * --------------------- 30: * (C)opyright 2003-2005, by Thomas Morgner and Contributors. 31: * 32: * Original Author: Thomas Morgner; 33: * Contributor(s): David Gilbert (for Object Refinery Limited); 34: * 35: * $Id: ListWriteHandler.java,v 1.4 2005/10/18 13:35:21 mungady Exp $ 36: * 37: * Changes 38: * ------- 39: * 22-Nov-2003 : Initial version 40: * 41: */ 42: 43: package org.jfree.xml.writer.coretypes; 44: 45: import java.io.IOException; 46: import java.util.Iterator; 47: import java.util.List; 48: 49: import org.jfree.xml.writer.AbstractXmlWriteHandler; 50: import org.jfree.xml.writer.XMLWriter; 51: import org.jfree.xml.writer.XMLWriterException; 52: import org.jfree.xml.writer.XMLWriterSupport; 53: 54: /** 55: * A handler for writing a {@link List} object. 56: */ 57: public class ListWriteHandler extends AbstractXmlWriteHandler { 58: 59: /** 60: * Performs the writing of a {@link List} object. 61: * 62: * @param tagName the tag name. 63: * @param object the {@link List} object. 64: * @param writer the writer. 65: * @param mPlexAttribute ??. 66: * @param mPlexValue ??. 67: * 68: * @throws IOException if there is an I/O error. 69: * @throws XMLWriterException if there is a writer error. 70: */ 71: public void write(final String tagName, final Object object, final XMLWriter writer, 72: final String mPlexAttribute, final String mPlexValue) 73: throws IOException, XMLWriterException { 74: 75: writer.writeTag(tagName, mPlexAttribute, mPlexValue, XMLWriterSupport.OPEN); 76: 77: final List list = (List) object; 78: final Iterator it = list.iterator(); 79: while (it.hasNext()) { 80: final Object value = it.next(); 81: if (value == null) { 82: writer.writeTag("null", XMLWriterSupport.CLOSE); 83: } 84: else { 85: getRootHandler().write("object", value, Object.class, writer); 86: } 87: } 88: 89: writer.writeCloseTag(tagName); 90: } 91: 92: }