最近想自己搞搞服务器，就从最简单的webservice开始吧

先上效果图

项目结构

开始贴代码，注释都有，有问题的请留言

MainActivity.java

package com.example.webservice;

import org.ksoap2.SoapEnvelope;

import org.ksoap2.serialization.SoapObject;

import org.ksoap2.serialization.SoapSerializationEnvelope;

import org.ksoap2.transport.HttpTransportSE;

import android.app.Activity;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.view.View;

import android.widget.EditText;

import android.widget.TextView;

import android.widget.Toast;

/**

 * WebService调用实例

 * @author 	ZhaoKaiQiang

 *

 *			Time:2014年3月11日

 */

public class MainActivity extends Activity {

	private String result;

	private EditText x;

	private EditText y;

	private TextView tv;

	Handler handler = new Handler() {

		public void handleMessage(Message msg) {

			tv.setText(result);

		};

	};

	@Override

	protected void onCreate(Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		setContentView(R.layout.activity_main);

		x = (EditText) findViewById(R.id.x);

		y = (EditText) findViewById(R.id.y);

		tv = (TextView) findViewById(R.id.tv);

	}

	public void click(View view) {

		new Thread(new Runnable() {

			@Override

			public void run() {

				//获取返回值

				result = get("Add",

						Integer.valueOf(x.getText().toString().trim()),

						Integer.valueOf(y.getText().toString().trim()));

				//发送message将结果更新

				handler.sendEmptyMessage(1);

			}

		}).start();

	}

	/**

	 * 调用WebService

	 * @param Method	方法名

	 * @param x			加数x

	 * @param y			加数y

	 * @return			相加后的结果

	 */

	public  String get(String Method, int x, int y) {

		//命名空间

		String NAME_SPACE = "http://tempuri.org/";

		//Webservice的调用地址url

		String WEBSERVICE_URL = "http://119.167.225.206:55555/WebService1.asmx";

		String data = "0";

		try {

			String soapAction = NAME_SPACE + Method;

			SoapObject request = new SoapObject(NAME_SPACE, Method);

			// 添加方法需要的参数

			request.addProperty("x", x);

			request.addProperty("y", y);

			SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(

					SoapEnvelope.VER11);

			envelope.dotNet = true;

			envelope.bodyOut = request;

			HttpTransportSE ht = new HttpTransportSE(WEBSERVICE_URL);

			ht.call(soapAction, envelope);

			if (envelope.getResponse() != null) {

				Object response = (Object) envelope.getResponse();

				//data就是服务器返回的数据

				data = response.toString().trim();

			}

		} catch (Exception e) {

			Toast.makeText(MainActivity.this,e.getMessage(), 0).show();

		}

		return data;

	}

}

activity_main.xml

<LinearLayout 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:orientation="vertical" >

    <TextView

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="X"

        android:textSize="22sp" />

    <EditText

        android:id="@+id/x"

        android:layout_width="match_parent"

        android:layout_height="wrap_content" />

    <TextView

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="Y"

        android:textSize="22sp" />

    <EditText

        android:id="@+id/y"

        android:layout_width="match_parent"

        android:layout_height="wrap_content" />

    <Button

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="调用WebService" />

    <TextView

        android:id="@+id/tv"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:textSize="22sp" />

</LinearLayout>

最后注意权限，加上上网权限

代码里的服务器是暂时的，可能会失效，把里面的属性换成自己的就可以，有问题，请留言