Maven搭建SSH框架Demo

package com.zys.system.core.base; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts2.ServletActionContext; import com.opensymphony.xwork2.ActionSupport; /** * @author 曾勇胜 * @description 获得jsp内置对象 * @date 2017年8月10日下午4:34:06 * @filename WebActionSupport.java */ public class BaseAction extends ActionSupport{ /** * 获得request对象 * @return request对象 */ protected HttpServletRequest getRequest(){ return ServletActionContext.getRequest(); } /** * 获得Response对象 * @return reponse对象 */ protected HttpServletResponse getResponse(){ return ServletActionContext.getResponse(); } /** * 获得session对象 * @return session对象 */ protected HttpSession getSession(){ return getRequest().getSession(); } /** * 获得关键字为String类型的key的参数值 * @param key */ protected String getStrParam(String key){ return getStrParam(key); } /** * 输出错误信息到前台 */ protected void outJson(String error){ this.getResponse().setContentType("text/html;charset=UTF-8"); try { PrintWriter out = getResponse().getWriter(); out.write(error); } catch (IOException e) { e.printStackTrace(); } } }