android中如何使用Soap协议调用webservice实现手机归属地查询

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/map" >

    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="80dp"
        android:text="手机号码："
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <EditText
        android:id="@+id/phone"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="@+id/text"
        android:layout_marginTop="80dp"
        android:layout_toRightOf="@+id/text" >
    </EditText>

    <Button
        android:id="@+id/search"
        android:layout_width="60dp"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_below="@+id/phone"
        android:text="查询" />

    <TextView
        android:id="@+id/res"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="250dp"
        android:text="查詢結果："
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <EditText
        android:id="@+id/result"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="250dp"
        android:layout_toRightOf="@+id/res" />

</RelativeLayout>

public class PhoneUtil {

	public static Object searchPlace(String wsdlurl,String method,String phonenumber) {
		//指定webservice的命名空间和调用的方法名
		String namespace="http://WebXml.com.cn/";
		SoapObject  soap=new SoapObject(namespace,method);
		//添加属性，只要设置参数的顺序一致，调用方法的参数名不一定与服务端的WebService类中的方法参数名一致
		soap.addProperty("mobileCode",phonenumber);
		soap.addProperty("userID", null);
		//通过SoapSerializationEnvelope类的构造方法设置SOAP协议的版本号。 
		SoapSerializationEnvelope soapEnvelope=new SoapSerializationEnvelope(SoapEnvelope.VER11);
		//设置需要传出的Soap
		soapEnvelope.bodyOut=soap;
		soapEnvelope.dotNet=true;
		soapEnvelope.setOutputSoapObject(soap);
		//创建http传输对象
		HttpTransportSE transportSE=new HttpTransportSE(wsdlurl);
		//soap操作url
		String SOAP_ACTION=namespace+method;
		try {
			//请求调用WebService方法
			transportSE.call(SOAP_ACTION, soapEnvelope);
			//使用getResponse获得WebService方法解析xml的返回结果
			Object result=soapEnvelope.getResponse();
			if(result!=null)
				return result;
		} catch (IOException e) {
			e.printStackTrace();
		} catch (XmlPullParserException e) {
			e.printStackTrace();
		}
		return null;
	}

}

public class MainActivity extends Activity {
	private EditText phonenum;
	private Button search;
	private EditText result;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        //设置无标题栏
        //setTheme(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.activity_main);
        //查找组件
        phonenum=(EditText) this.findViewById(R.id.phone);
        search=(Button) this.findViewById(R.id.search);
        result=(EditText) this.findViewById(R.id.result);
        search.setOnClickListener(new OnClickListener() {
			public void onClick(View v) {
				String phone=phonenum.getText().toString();
				//web服务端手机归属地url
				String wsdlUrl="http://webservice.webxml.com.cn/WebServices/MobileCodeWS.asmx";
				//调用web提供的方法getMobileCodeInfo得到归属地
				Object answer=PhoneUtil.searchPlace(wsdlUrl,"getMobileCodeInfo",phone);
				//查询结果显示在结果文本域
				result.setText(answer.toString());
			}
		});
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }
    
}