package org.webslinger.macros;

 import java.io.IOException;

 import java.io.Writer;

 import java.util.ListIterator;

 import java.util.Map;

 import javax.servlet.ServletException;

 import org.apache.bsf.BSFException;

 import org.webslinger.PathContext;

 import org.webslinger.Webslinger;

 import org.webslinger.WebslingerInvoker;

 import org.webslinger.WebslingerInvoker.AlterPlan;

 import org.webslinger.WebslingerInvoker.Plan;

 import org.webslinger.template.TemplateMacro;

 import org.webslinger.template.TemplateManager;

 public class SectionMacro extends AbstractSimpleMacro {

     protected SectionMacro(String name, boolean withTemplate, boolean isBlock) {

         super(name, withTemplate, isBlock);

     }

     protected boolean render(TemplateManager manager, Webslinger parent, Writer writer, Args args, Map<String, Object> context, Body body) throws IOException, BSFException {

         //(name, editable, writer) -> mergeTemplate(file, editable, writer)

         String name = (String) args.get("name", 0);

         boolean editable;

         Plan plan = parent.getInvoker().getPlan();

         PathContext section = plan.findSection(name);

         if (section == null) return false;

         final PathContext[] templates = getTemplates(parent, args, 1);

         plan.merge(plan, section, null, writer, new AlterPlan() {

             protected void alterPlan(Plan plan) throws IOException, ServletException {

                 plan.addTemplates(templates);

             }

         });

         return true;

     }

 }