/******************************************************************************* * Copyright (c) 2016 IBH SYSTEMS GmbH and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * IBH SYSTEMS GmbH - initial API and implementation *******************************************************************************/ package org.eclipse.packagedrone.web.common.tags; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.jsp.JspException; import javax.servlet.jsp.tagext.Tag; import org.eclipse.packagedrone.web.common.table.TableColumnProvider; import org.eclipse.packagedrone.web.common.table.TableDescriptor; public class TableExtensionTag extends TableChildTag { private static final long serialVersionUID = 1L; @Override public int doStartTag () throws JspException { final TableRowTag rowTag = (TableRowTag)findAncestorWithClass ( this, TableRowTag.class ); if ( rowTag == null ) { return Tag.SKIP_BODY; } final TableColumnProvider provider = rowTag.getCurrentProvider (); if ( provider == null ) { return Tag.SKIP_BODY; } final TableDescriptor descriptor = rowTag.getDescriptor (); if ( descriptor == null ) { return Tag.SKIP_BODY; } final Object item = rowTag.getItem (); final PrintWriter pw = new PrintWriter ( this.pageContext.getOut () ); try { provider.provideContent ( descriptor, item, pw ); } catch ( final IOException e ) { throw new JspException ( e ); } return Tag.SKIP_BODY; } }