Android调用Asp.net Web Service示例

WebService代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;

namespace NetWS
{
    /// <summary>
    /// ADWS 的摘要说明
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
    // [System.Web.Script.Services.ScriptService]
    public class ADWS : System.Web.Services.WebService
    {

        [WebMethod]
        public string HelloWorld()
        {
            return "Hello World";
        }

        [WebMethod]
        public string GetDate(int t)
        {
            string result = string.Empty;
            switch (t)
            {
                case 0:
                    result = DateTime.Now.ToString("yyyy-MM-dd");
                    break;
                case 1:
                    result = DateTime.Now.ToShortDateString();
                    break;
                default:
                    result = DateTime.Now.ToLongDateString();
                    break;
            }
            return result;
        }

        [WebMethod]
        public Person GetPerson(string name, bool gender)
        {
            var p = new Person
            {
                Name = string.Format("{0}{1}", name, gender ? "先生" : "小姐"),
                Gender = gender,
                LogTime = DateTime.Now,
                Age = new Random().Next(20, 50),
            };
            return p;
        }

        public class Person
        {
            public string Name { get; set; }
            public bool Gender { get; set; }
            public DateTime LogTime { get; set; }
            public int Age { get; set; }
        }
    }
}

Android调用代码：

package com.example.ws;

import java.io.IOException;

import org.ksoap2.SoapEnvelope;
import org.ksoap2.serialization.SoapObject;
import org.ksoap2.serialization.SoapSerializationEnvelope;
import org.ksoap2.transport.HttpTransportSE;
import org.xmlpull.v1.XmlPullParserException;
import org.ksoap2.serialization.SoapPrimitive;

import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.widget.TextView;
import android.view.*;
import java.text.*;
import java.util.*;

public class MainActivity extends Activity {
    final static String SERVICE_NS = "http://tempuri.org/";
    final static String SERVICE_URL = "http://192.168.0.102:7020/adws.asmx";
    private TextView tvShow;
    Handler handler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            switch (msg.what) {
            case 0x123:
                tvShow.setText(msg.obj.toString());
                break;
            }
        }
    };

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        tvShow = (TextView) findViewById(R.id.tvShow);    
    }

    public void singleCall(View source)
    {
        // 调用的方法
        final String methodName = "GetDate";
        // 创建HttpTransportSE传输对象
        final HttpTransportSE ht = new HttpTransportSE(SERVICE_URL); // ①
        ht.debug = true;
        // 使用SOAP1.1协议创建Envelop对象
        final SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11); // ②
        // 实例化SoapObject对象
        SoapObject soapObject = new SoapObject(SERVICE_NS, methodName); // ③
        soapObject.addProperty("t", 1); // ④
        // 将soapObject对象设置为 SoapSerializationEnvelope对象的传出SOAP消息
        envelope.bodyOut = soapObject; // ⑤
        envelope.dotNet = true;
        new Thread() {
            public void run() {
                try {
                    // 调用Web Service
                    ht.call(SERVICE_NS + methodName, envelope); // ⑥
                    if (envelope.getResponse() != null) {
                        SoapPrimitive soapPrimitive = (SoapPrimitive) envelope.getResponse();
                        String result = soapPrimitive.toString();
                        Message msg = new Message();
                        msg.what = 0x123;
                        msg.obj = result;
                        handler.sendMessage(msg);
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } catch (XmlPullParserException e) {
                    e.printStackTrace();
                }
            }
        }.start();
    }

    public void complexCall(View source)
    {
        // 调用的方法
        final String methodName = "GetPerson";
        // 创建HttpTransportSE传输对象
        final HttpTransportSE ht = new HttpTransportSE(SERVICE_URL); // ①
        ht.debug = true;
        // 使用SOAP1.1协议创建Envelop对象
        final SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11); // ②
        // 实例化SoapObject对象
        SoapObject soapObject = new SoapObject(SERVICE_NS, methodName); // ③
        soapObject.addProperty("name", "张三"); // ④
        soapObject.addProperty("gender",false);
        // 将soapObject对象设置为 SoapSerializationEnvelope对象的传出SOAP消息
        envelope.bodyOut = soapObject; // ⑤
        envelope.dotNet = true;
        new Thread() {
            public void run() {
                try {
                    // 调用Web Service
                    ht.call(SERVICE_NS + methodName, envelope); // ⑥
                    if (envelope.getResponse() != null) {
                        // 获取服务器响应返回的SOAP消息
                        SoapObject result = (SoapObject) envelope.bodyIn; //⑦
                        // 接下来就是从SoapObject对象中解析响应数据的过程了。
                        SoapObject person = (SoapObject) result.getProperty(0);
                        
                        StringBuilder info = new StringBuilder();
                        info.append("姓名：");
                        info.append(person.getProperty("Name"));
                        info.append("
性别：");
                        info.append(person.getProperty("Gender").toString()=="true"?"男":"女");
                        info.append("
上次登录时间：");                        
                        info.append(person.getProperty("LogTime").toString());
                        info.append("
年龄：");
                        info.append(person.getProperty("Age"));

                        Message msg = new Message();
                        msg.what = 0x123;
                        msg.obj = info;
                        handler.sendMessage(msg);
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } catch (XmlPullParserException e) {
                    e.printStackTrace();
                }
            }
        }.start();
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

}