android中调用.net web service

灰太狼 2022-05-16 10:36 165阅读 0赞

package com.android;  
  
import java.util.ArrayList;  
import java.util.HashMap;  
import java.util.Iterator;  
import java.util.List;  
import java.util.Map;  
import java.util.Map.Entry;  
  
import org.ksoap2.SoapEnvelope;  
import org.ksoap2.serialization.SoapObject;  
import org.ksoap2.serialization.SoapPrimitive;  
import org.ksoap2.serialization.SoapSerializationEnvelope;  
import org.ksoap2.transport.AndroidHttpTransport;  
  
import android.app.Activity;  
import android.app.ProgressDialog;  
import android.os.Bundle;  
import android.os.Handler;  
import android.os.Message;  
import android.view.View;  
import android.view.View.OnClickListener;  
import android.widget.Button;  
import android.widget.EditText;  
import android.widget.ListView;  
import android.widget.SimpleAdapter;  
  
public class MainActivity extends Activity \{  
//显示结果的listview  
ListView listView=null;  
//输入文本框  
EditText provinceEdit=null;  
//用于存放数据的集合list  
List<Map<String, Object>> data=null;  
//提示对话框  
ProgressDialog myDialog=null;  
//搜索按钮  
Button searchButton=null;  
  
/\*\* Called when the activity is first created. \*/  
@Override  
public void onCreate(Bundle savedInstanceState) \{  
super.onCreate(savedInstanceState);  
setContentView(R.layout.main);  
//获得文本输入框  
provinceEdit=(EditText) this.findViewById(R.id.provinceEdit);  
//获得搜索按钮  
searchButton=(Button) this.findViewById(R.id.searchButton);  
//为搜索按钮添加单击监听事件  
searchButton.setOnClickListener(new OnClickListener()\{  
  
public void onClick(View v) \{  
//响应按钮单击事件的函数  
ResponseOnClick();  
  
\}  
  
\});  
\}  
  
//响应按钮单击事件的函数  
publicvoidResponseOnClick()\{  
  
//创建一个线程  
HttpThread thread=new HttpThread(handler);  
  
//构造请求参数  
HashMap <String ,Object> params=new HashMap<String ,Object>();  
try\{  
CharSequence etValue=provinceEdit.getText();  
String name="";  
if(etValue!=null)\{  
//字符转码  
name=new String(etValue.toString().getBytes(),"UTF-8");  
  
\}  
params.put("byProvinceName", name);  
\}catch(Exception ex)\{  
ex.printStackTrace();  
\}  
  
//  
String url="http://webservice.webxml.com.cn/WebServices/WeatherWebService.asmx";  
// String url = "http://webservice.webxml.com.cn/WebServices/WeatherWebService.asmx";  
String nameSpace = "http://WebXml.com.cn/";  
String methodName = "getSupportCity";  
// 开始新线程进行WebService请求  
thread.doStart(url, nameSpace, methodName, params);  
  
\}  
/\*\*  
\* 捕获消息队列  
\*  
\*/  
Handler handler=new Handler()\{  
  
public void handleMessage(Message m)\{  
ArrayList <String> myList=(ArrayList<String>)m.getData().getStringArrayList("data");  
  
if(myList !=null)\{  
if(data !=null)\{  
data.clear();  
\}else\{  
data=new ArrayList<Map <String, Object>>();  
\}  
  
for(int i=0;i<myList.size();i++)\{  
Map<String, Object> item=new HashMap<String, Object>();  
item.put("text", myList.get(i));  
data.add(item);  
\}  
  
/\*\*  
\* 列表显示  
\*  
\*/  
SimpleAdapter simpleAdapter=new SimpleAdapter(MainActivity.this  
,data,R.layout.listlayout,new String\[\] \{"text"\},new int \[\]\{R.id.showData\});  
listView=(ListView) findViewById(R.id.showListView);  
listView.setAdapter(simpleAdapter);  
\}  
\}  
\};  
/\*\*  
\* 线程类  
\* @author Administrator  
\*  
\*/  
  
public class HttpThread extends Thread\{  
private Handler handle=null;  
String url=null;  
String nameSpace=null;  
String methodName=null;  
HashMap <String ,Object> params=null;  
ProgressDialog progressDialog=null;  
  
//构造函数  
public HttpThread(Handler hander)\{  
handle=hander;  
\}  
  
/\*\*  
\* 启动线程  
\*/  
public void doStart(String url, String nameSpace, String methodName,  
HashMap<String, Object> params) \{  
// TODO Auto-generated method stub  
this.url=url;  
this.nameSpace=nameSpace;  
this.methodName=methodName;  
this.params=params;  
  
progressDialog=ProgressDialog.show(MainActivity.this, "提示","正在请求请稍等......", true);  
this.start();  
\}  
/\*\*  
\* 线程运行  
\*/  
@Override  
public void run() \{  
// TODO Auto-generated method stub  
System.out.println("jack");  
super.run();  
try\{  
//web service请求  
SoapObject result=(SoapObject) CallWebService();  
//构造数据  
ArrayList<String> list=null;  
if(result !=null && result.getPropertyCount() > 0)\{  
list=new ArrayList<String>();  
  
for(int i=0;i<result.getPropertyCount();i++)\{  
SoapPrimitive value=(SoapPrimitive) result.getProperty(i);  
list.add(value.toString());  
\}  
  
//a取消进度对话框  
progressDialog.dismiss();  
//构造消息  
Message message=handle.obtainMessage();  
Bundle b=new Bundle();  
b.putStringArrayList("data", list);  
message.setData(b);  
handle.sendMessage(message);  
\}  
\}catch(Exception ex)\{  
ex.printStackTrace();  
\}finally\{  
  
\}  
\}  
  
/\*\*  
\* 请求web service  
\*/  
protected Object CallWebService()\{  
String SOAP\_ACTION = nameSpace + methodName;  
//创建SoapObject实例  
SoapObject request=new SoapObject(nameSpace,methodName);  
//生成调用web service方法的soap请求消息  
SoapSerializationEnvelope envelope=new SoapSerializationEnvelope(SoapEnvelope.VER11);  
//设置.net web service  
envelope.dotNet=true;  
//发送请求  
envelope.setOutputSoapObject(request);  
//请求参数  
if(params != null && !params.isEmpty() )\{  
for(Iterator it=params.entrySet().iterator();it.hasNext();)\{  
Map.Entry e=(Entry) it.next();  
request.addProperty(e.getKey().toString(),e.getValue());  
\}  
\}  
//  
AndroidHttpTransport androidHttpTrandsport=new AndroidHttpTransport(url);  
SoapObject result=null;  
try\{  
//web service请求  
androidHttpTrandsport.call(SOAP\_ACTION, envelope);  
//得到返回结果  
result=(SoapObject) envelope.getResponse();  
\}catch(Exception ex)\{  
ex.printStackTrace();  
\}  
return result;  
  
\}  
\}  
\}