templateparser.java

OBPM是一个开源

package cn.myapps.core.dynaform.form.ejb;

import java.io.StringReader;
import java.io.StringWriter;
import java.util.Iterator;
import java.util.Stack;

import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.VelocityEngine;
import org.htmlparser.Parser;

import cn.myapps.core.dynaform.component.ejb.Component;
import cn.myapps.core.dynaform.component.ejb.ComponentProcess;
import cn.myapps.util.ProcessFactory;
import cn.myapps.util.StringUtil;
import cn.myapps.util.text.TemplateContext;

public class TemplateParser {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
			ComponentProcess cp = (ComponentProcess) ProcessFactory
					.createProcess(ComponentProcess.class);
			Component component = (Component) cp.doView("1175751225109000");

			TemplateContext context = TemplateContext.parse(component.getTemplatecontext());
			context.putParams("region", "r1");
			context.putParams("district", "d1");
			System.out.println(context.toText());
		} catch (Exception e) {
			e.printStackTrace();
		}

	}

	public static Form parseTemplate(Form form, String template)
			throws Exception {
		Parser parser = new Parser();

		if (template == null) {
			template = "";
		}

		template = template.replaceAll("\\[计算插入模板\\]</MARQUEE>", "");

		parser.setInputHTML(template);
		TemplateProcessVisitor visitor = new TemplateProcessVisitor(form);
		parser.visitAllNodesWith(visitor);

		Form form2 = visitor.getResult();
		return form2;
	}

}