struts2_ajax.rar_struts2 ajax

package com.shengsiyuan.action.xml; import java.io.PrintWriter; import javax.servlet.http.HttpServletResponse; import org.apache.struts2.ServletActionContext; import org.dom4j.Document; import org.dom4j.DocumentHelper; import org.dom4j.Element; import org.dom4j.io.OutputFormat; import org.dom4j.io.XMLWriter; import com.opensymphony.xwork2.ActionSupport; public class GetXMLAction extends ActionSupport { private String name; public String getName() { return name; } public void setName(String name) { this.name = name; } @Override public String execute() throws Exception { //zhang san People people1 = new People(); people1.setId(1); people1.setName("zhangsan"); people1.setAge(30); people1.setAddress("beijing"); People people2 = new People(); people2.setId(2); people2.setName("lisi"); people2.setAge(50); people2.setAddress("tianjin"); Document document = DocumentHelper.createDocument(); Element rootElement = document.addElement("persons"); rootElement.addComment("This is comment!!"); Element e = rootElement.addElement("person"); Element idElement = e.addElement("id"); Element nameElement = e.addElement("name"); Element ageElement = e.addElement("age"); Element addressElement = e.addElement("address"); if("zhangsan".equals(name)) { idElement.setText(people1.getId() + ""); nameElement.setText(people1.getName()); ageElement.setText(people1.getAge() + ""); addressElement.setText(people1.getAddress()); } else { idElement.setText(people2.getId() + ""); nameElement.setText(people2.getName()); ageElement.setText(people2.getAge() + ""); addressElement.setText(people2.getAddress()); } HttpServletResponse response = ServletActionContext.getResponse(); response.setContentType("text/xml; charset=utf-8"); response.setHeader("cache-control", "no-cache"); PrintWriter out = response.getWriter(); OutputFormat format = OutputFormat.createPrettyPrint(); format.setEncoding("utf-8"); XMLWriter writer = new XMLWriter(out, format); writer.write(document); out.flush(); out.close(); return null; } }