Titanium中Httpclient访问REST 服务

Titaniun源代码：

// this sets the background color of the master UIView (when there are no windows/tab groups on it)
Titanium.UI.setBackgroundColor('#000');

// create tab group
var tabGroup = Titanium.UI.createTabGroup();


//
// create base UI tab and root window
//
var win1 = Titanium.UI.createWindow({  
    title:'Tab 1',
    backgroundColor:'#fff'
});
var tab1 = Titanium.UI.createTab({  
    icon:'KS_nav_views.png',
    title:'Tab 1',
    window:win1
});

var label1 = Titanium.UI.createLabel({
	color:'#999',
	text:'I am Window 1',
	font:{fontSize:20,fontFamily:'Helvetica Neue'},
	textAlign:'center',
	width:'auto'
});

win1.add(label1);

//
// create controls tab and root window
//
var win2 = Titanium.UI.createWindow({  
    title:'Tab 2',
    backgroundColor:'#fff'
});
var tab2 = Titanium.UI.createTab({  
    icon:'KS_nav_ui.png',
    title:'Tab 2',
    window:win2
});

var lblName = Titanium.UI.createLabel({
	color:'#999',
	text:'姓名',
	shadowColor:'#aaa',
	font:{fontSize:20,fontFamily:'Helvetica Neue'},
	textAlign:'center',
	height: 20,
	width:45,
	top:10,
	left:10
});

var txtName=Titanium.UI.createTextField({
	color:'#336699',
	height:35,
	top:10,
	left:55,
	width:100,
	borderStyle:Titanium.UI.INPUT_BORDERSTYLE_ROUNDED
});

var lblPassword = Titanium.UI.createLabel({
	color:'#999',
	text:'密码',
	shadowColor:'#aaa',
	font:{fontSize:20,fontFamily:'Helvetica Neue'},
	textAlign:'center',
	height: 20,
	width:45,
	top:60,
	left:10
});

var txtPassword=Titanium.UI.createTextField({
	color:'#336699',
	height:35,
	top:60,
	left:55,
	width:100,
	borderStyle:Titanium.UI.INPUT_BORDERSTYLE_ROUNDED
});


var btnSubmit=Titanium.UI.createButton({
	title:'提交',
	top:10,
	width:100,
	height:50,
	left:200
});

btnSubmit.addEventListener('click',function(e){
	var userName=txtName.value;
	var passWord=txtPassword.value;
	//REST服务路径
	var url="http://123.123.101.30:8080/RestWebService/service/restWS/rest?userName="+userName+"&password="+passWord;
    //使用Httpclient请求相关的REST服务
	var client=Ti.Network.createHTTPClient({
                              //成功回调函数

		onload:function(e){
			Ti.API.info("Received text :" +this.responseText);
			alert("成功:"+this.responseText);
		},
		onerror:function(e){
			Ti.API.debug(e.toLocaleString);
			alert('errror');
		},
		timeout:5000
	});
	
	//设置请求方式
	client.open('GET',url);
	//发送相关的请求
	client.send();
});



win2.add(lblName);
win2.add(txtName);



win2.add(lblPassword);
win2.add(txtPassword);

win2.add(btnSubmit);



//
//  add tabs
//
tabGroup.addTab(tab1);  
tabGroup.addTab(tab2);  


// open tab group
tabGroup.open();