向页面写下json数据

向页面写入json数据

/* 向页面输出json格式的数据 public void execute() { Map map = new HashMap();          map.put( "int", new Integer(1) );              map.put( "arr", new String[]{"a","b"} );              map.put( "func", "function(i){ return this.arr; }" );              JSONObject json = JSONObject.fromObject( map );      this.writerJson(json.toString());}private void writerJson(String text) {ActionContext context = ActionContext.getContext();if (context == null) {return;}HttpServletResponse response = (HttpServletResponse) ActionContext.getContext().get(ServletActionContext.HTTP_RESPONSE);response.setContentType("application/json;charset=UTF-8");response.setCharacterEncoding("UTF-8");PrintWriter pw = null;try {pw = response.getWriter();} catch (IOException e) {throw new RuntimeException(e);}pw.write(text);pw.flush();}