java/cewolf-1.0/src/main/java/de/laures/cewolf/taglib/tags/ChartPostProcessorTag.java
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/java/cewolf-1.0/src/main/java/de/laures/cewolf/taglib/tags/ChartPostProcessorTag.java Sat Feb 28 21:31:02 2009 +0100
1.3 @@ -0,0 +1,54 @@
1.4 +/* ================================================================
1.5 + * Cewolf : Chart enabling Web Objects Framework
1.6 + * ================================================================
1.7 + *
1.8 + * Project Info: http://cewolf.sourceforge.net
1.9 + * Project Lead: Guido Laures (guido@laures.de);
1.10 + *
1.11 + * (C) Copyright 2002, by Guido Laures
1.12 + *
1.13 + * This library is free software; you can redistribute it and/or modify it under the terms
1.14 + * of the GNU Lesser General Public License as published by the Free Software Foundation;
1.15 + * either version 2.1 of the License, or (at your option) any later version.
1.16 + *
1.17 + * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
1.18 + * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
1.19 + * See the GNU Lesser General Public License for more details.
1.20 + *
1.21 + * You should have received a copy of the GNU Lesser General Public License along with this
1.22 + * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
1.23 + * Boston, MA 02111-1307, USA.
1.24 + */
1.25 +
1.26 +package de.laures.cewolf.taglib.tags;
1.27 +
1.28 +import javax.servlet.jsp.JspException;
1.29 +
1.30 +import de.laures.cewolf.ChartPostProcessor;
1.31 +import de.laures.cewolf.taglib.util.PageUtils;
1.32 +
1.33 +/**
1.34 + * Tag to define a post processor.
1.35 + * @see ChartPostProcessor
1.36 + * @author Guido Laures
1.37 + */
1.38 +public class ChartPostProcessorTag extends AbstractParameterizedObjectTag {
1.39 +
1.40 + public int doEndTag() throws JspException {
1.41 + ChartPostProcessor pp = null;
1.42 + try {
1.43 + pp = (ChartPostProcessor)getObject();
1.44 + if (pp == null) {
1.45 + throw new JspException("Could not find ChartEnhanncer under ID '" + getId() + "'");
1.46 + }
1.47 + } catch (ClassCastException cce) {
1.48 + throw new JspException("Bean under ID '" + getId() + "' is of type '"
1.49 + + pp.getClass().getName() +
1.50 + "'.\nType expected:" + ChartPostProcessor.class.getName());
1.51 + }
1.52 + AbstractChartTag rt = (AbstractChartTag)PageUtils.findRoot(this, pageContext);
1.53 + rt.addChartPostProcessor((ChartPostProcessor)getObject(), getParameters());
1.54 + return doAfterEndTag(EVAL_PAGE);
1.55 + }
1.56 +
1.57 +}