/** * Licensed under the Artistic License; you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * *      http://displaytag.sourceforge.net/license.html * * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */package org.displaytag.tags;import java.util.List;import java.util.Map;import javax.servlet.jsp.JspException;import javax.servlet.jsp.tagext.BodyTagSupport;import org.displaytag.exception.TagStructureException;import org.displaytag.properties.MediaTypeEnum;import org.displaytag.util.MediaUtil;/** * Display a table footer. Html only, not included in export. * @author Fabrizio Giustina * @author rapruitt * @version $Revision: 1081 $ ($Author: fgiust $) */public class TableFooterTag extends BodyTagSupport implements MediaUtil.SupportsMedia{    /**     * D1597A17A6.     */    private static final long serialVersionUID = 899149338534L;    /**     * The media supported attribute.     */    private List supportedMedia;    /**     * Show the footer as a last table row.     */    private boolean showAsLastRow;    /**     * @see javax.servlet.jsp.tagext.Tag#doEndTag()     */    public int doEndTag() throws JspException    {        TableTag tableTag = (TableTag) findAncestorWithClass(this, TableTag.class);        if (tableTag == null)        {            throw new TagStructureException(getClass(), "footer", "table");        }        MediaTypeEnum currentMediaType = (MediaTypeEnum) this.pageContext.findAttribute(TableTag.PAGE_ATTRIBUTE_MEDIA);        if (currentMediaType != null && !MediaUtil.availableForMedia(this, currentMediaType))        {            return SKIP_BODY;        }        if (tableTag.isLastIteration())        {            if (getBodyContent() != null)            {                tableTag.setFooter(getBodyContent().getString());            }        }        return EVAL_PAGE;    }    /**     * @see javax.servlet.jsp.tagext.Tag#doStartTag()     */    public int doStartTag() throws JspException    {        TableTag tableTag = (TableTag) findAncestorWithClass(this, TableTag.class);        if (tableTag == null)        {            throw new TagStructureException(getClass(), "footer", "table");        }        MediaTypeEnum currentMediaType = (MediaTypeEnum) this.pageContext.findAttribute(TableTag.PAGE_ATTRIBUTE_MEDIA);        if (!MediaUtil.availableForMedia(this, currentMediaType))        {            return SKIP_BODY;        }        // Run the footer only when all of the cells have been populated        if (tableTag.isLastIteration())        {            if (tableTag.getVarTotals() != null)            {                Map totals = tableTag.getTotals();                this.pageContext.setAttribute(tableTag.getVarTotals(), totals);            }            // using int to avoid deprecation error in compilation using j2ee 1.3 (EVAL_BODY_TAG)            return 2;        }        return SKIP_BODY;    }    /**     * @see org.displaytag.util.MediaUtil.SupportsMedia#setSupportedMedia(java.util.List)     */    public void setSupportedMedia(List media)    {        this.supportedMedia = media;    }    /**     * @see org.displaytag.util.MediaUtil.SupportsMedia#getSupportedMedia()     */    public List getSupportedMedia()    {        return this.supportedMedia;    }    /**     * Tag setter.     * @param media the space delimited list of supported types     */    public void setMedia(String media)    {        MediaUtil.setMedia(this, media);    }    /**     * @see javax.servlet.jsp.tagext.Tag#release()     */    public void release()    {        this.supportedMedia = null;        this.showAsLastRow = false;        super.release();    }    /**     * Tag setter.     * @param showAsLastRow the space delimited list of supported types     */    public void setShowAsLastRow(boolean showAsLastRow)    {        this.showAsLastRow = showAsLastRow;    }}