?

Ext.Ajax.request( {
		url : bid.webContextRoot + '/gcqztbryqs.do?method=updateRecord',
		method : 'POST',
		params : {
			qbid : bid.gcsg.gcsgzb.qztbrqdqbjs.yqsqb.qbid,
			zt:zt
		},
		success : function(response) {
			alert("success");
			var data = response.responseText;
			var obj = Ext.decode(data);
			var text = obj.updateStatus;
			alert(text);
			bid.gcsg.gcsgzb.qztbrqdqbjs.dbqbxx.readOnly();
			bid.gcsg.gcsgzb.qztbrqdqbjs.dbqbxx.zbwjnrFormPanel.find("name", "zt")[0].setValue(
						bid.getNameByCode(zt, bid.gcsg.gcsgzb.qztbrqdqbjs.ztArray));
			bid.gcsg.gcsgzb.qztbrqdqbjs.yqsqb.qbzt = zt;
			var toolBar = bid.gcsg.gcsgzb.qztbrqdqbjs.dbqbxx.zbwjnrFormPanel.getTopToolbar();
			toolBar.items.items[0].hide();//保存
			toolBar.items.items[1].hide();//生效
			toolBar.items.items[2].hide();//下发
			bid.showMomentInforDlg("操作成功！");
		},
		failure : function(response) {
			bid.showMomentInforDlg("操作失败！");
		}
	});

?

?

上面是JS代码，

?

response.getWriter().write("{success:true,updateStatus:'success'}");

?上面是java后台代码！