JAVA三大框架SSH整合例子

package com.hrbuedu.action; import java.util.ArrayList; import javax.servlet.http.HttpServletRequest; import org.apache.struts2.ServletActionContext; import com.hrbuedu.po.Test; import com.hrbuedu.service.ITestService; import com.hrbuedu.vo.TestVO; import com.opensymphony.xwork2.ActionSupport; public class TestAction extends ActionSupport { private TestVO vo = new TestVO(); private ITestService service; private HttpServletRequest request; //定义常量 不允许直接使用字符串 public static final String OK = "success"; public static final String FIND = "find"; public TestVO getVo() { return vo; } public void setVo(TestVO vo) { this.vo = vo; } public void setService(ITestService service) { this.service = service; } public String list() { ArrayList<Test> list = service.getList(); request = ServletActionContext.getRequest(); request.setAttribute("list", list); return OK; } public String save() { request = ServletActionContext.getRequest(); Test t = new Test(); t.setTname(vo.getTname()); service.addTest(t); return OK; } public String find() { request = ServletActionContext.getRequest(); int t = Integer.parseInt(request.getParameter("id")); Test test = service.find(t); vo.setTid(t); vo.setTname(test.getTname()); return FIND; } public String update() { request = ServletActionContext.getRequest(); Test test = new Test(); test.setTid(vo.getTid()); test.setTname(vo.getTname()); service.addTest(test); return OK; } public String delete() { request = ServletActionContext.getRequest(); int tid = Integer.parseInt(request.getParameter("id")); service.delete(tid); return OK; } }