webservice(二)示例代码-白红宇

webservice(二)示例代码

阅读量：6210 次

发布时间：2019-06-21

本文共 7095 字，大约阅读时间需要 23 分钟。

下面由一个天气预报程序来示例webservice的实现及应用。

注意这里需要引入一个外部jar文件，ksoap2-android-assembly-2.4-jar-with-dependencies.jar。

下载地址：

（1）工程结构

（2）JAVA文件内容，EWeatherActivity.java

package com.exuan.eweather;

import android.app.Activity;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import java.io.UnsupportedEncodingException;

import org.ksoap2.SoapEnvelope;

import org.ksoap2.serialization.SoapObject;

import org.ksoap2.serialization.SoapSerializationEnvelope;

import org.ksoap2.transport.HttpTransportSE;

import android.widget.TextView;

public class EWeatherActivity extends Activity {

private DayWeather[] mWeatherData;

private TextView mDateaTextView;

private TextView mDatebTextView;

private TextView mDatecTextView;

private TextView mTemperatureaTextView;

private TextView mTemperaturebTextView;

private TextView mTemperaturecTextView;

private TextView mWindaTextView;

private TextView mWindbTextView;

private TextView mWindcTextView;

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

//init the view

mDateaTextView = (TextView)findViewById(R.id.textview_datea);

mDatebTextView = (TextView)findViewById(R.id.textview_dateb);;

mDatecTextView = (TextView)findViewById(R.id.textview_datec);

mTemperatureaTextView = (TextView)findViewById(R.id.textview_temperaturea);

mTemperaturebTextView = (TextView)findViewById(R.id.textview_temperatureb);

mTemperaturecTextView = (TextView)findViewById(R.id.textview_temperaturec);

mWindaTextView = (TextView)findViewById(R.id.textview_winda);

mWindbTextView = (TextView)findViewById(R.id.textview_windb);

mWindcTextView = (TextView)findViewById(R.id.textview_windc);

updateData();

}

private void updateData()

{

new Thread(){

public void run()

{

String city = "北京";

getWeather(city);

mHandler.sendEmptyMessage(0);

}

}.start();

}

private Handler mHandler = new Handler(){

public void handleMessage(Message msg)

{

updateWeather();

}

};

private void updateWeather()

{

if(null != mWeatherData)

{

mDateaTextView.setText(mWeatherData[0].mDate);

mDatebTextView.setText(mWeatherData[1].mDate);

mDatecTextView.setText(mWeatherData[2].mDate);

mTemperatureaTextView.setText(mWeatherData[0].mTemperature);

mTemperaturebTextView.setText(mWeatherData[1].mTemperature);

mTemperaturecTextView.setText(mWeatherData[2].mTemperature);

mWindaTextView.setText(mWeatherData[0].mWind);

mWindbTextView.setText(mWeatherData[1].mWind);

mWindcTextView.setText(mWeatherData[2].mWind);

}

private static final String NAMESPACE = "http://WebXml.com.cn/";

// WebService address

private static final String URL = "http://www.webxml.com.cn/webservices/weatherwebservice.asmx";

// WebService method name

private static final String METHOD_NAME = "getWeatherbyCityName";

// WebService action

private static final String SOAP_ACTION = "http://WebXml.com.cn/getWeatherbyCityName";

private SoapObject mWeather;

public void getWeather(String cityName) {

try {

//init soap object

SoapObject rpc = new SoapObject(NAMESPACE, METHOD_NAME);

rpc.addProperty("theCityName", cityName);

SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);

envelope.bodyOut = rpc;

envelope.dotNet = true;

envelope.setOutputSoapObject(rpc);

HttpTransportSE ht = new HttpTransportSE(URL);

ht.debug = true;

//call the action

ht.call(SOAP_ACTION, envelope);

//get the response soap object

mWeather =(SoapObject) envelope.getResponse();

getWeather(mWeather, cityName);

return;

} catch (Exception e) {

e.printStackTrace();

}

private void getWeather(SoapObject detail,String local)throws UnsupportedEncodingException

{

mWeatherData = new DayWeather[3];

mWeatherData[0] = new DayWeather();

mWeatherData[0].mDate = detail.getProperty(6).toString();

mWeatherData[0].mTemperature = detail.getProperty(5).toString();

mWeatherData[0].mWind = detail.getProperty(7).toString();

mWeatherData[1] = new DayWeather();

mWeatherData[1].mDate = detail.getProperty(13).toString();

mWeatherData[1].mTemperature = detail.getProperty(12).toString();

mWeatherData[1].mWind = detail.getProperty(14).toString();

mWeatherData[2] = new DayWeather();

mWeatherData[2].mDate = detail.getProperty(18).toString();

mWeatherData[2].mTemperature = detail.getProperty(17).toString();

mWeatherData[2].mWind = detail.getProperty(19).toString();

}

//store a day's weather infomation

class DayWeather

{

String mDate;

String mTemperature;

String mWind;

}

/*以下为LOG各property内容

E/property1: 北京

E/property4(: 2012-3-27 16:03:45

E/property5(: 5℃/20℃

E/property6: 3月27日晴

E/property7: 无持续风向微风

E/property10: 今日天气实况：气温：23℃；风向/风力：西风 2级；湿度：8%；空气质量：较差；紫外线强度：中等。

E/property12: 9℃/18℃

E/property13: 3月28日多云转阴

E/property14: 无持续风向微风

E/property17: 6℃/15℃

E/property18(: 3月29日阵雨转多云

E/property19: 无持续风向微风转北风4-5级

}

（3）布局文件内容，main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:orientation="vertical" >

<LinearLayout

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="vertical"

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_datea"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_temperaturea"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_winda"

android:text="@string/no_data"

</TextView>

</LinearLayout>

<LinearLayout

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="vertical"

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_dateb"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_temperatureb"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_windb"

android:text="@string/no_data"

</TextView>

</LinearLayout>

<LinearLayout

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="vertical"

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_datec"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_temperaturec"

android:text="@string/no_data"

</TextView>

<TextView

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:id="@+id/textview_windc"

android:text="@string/no_data"

</TextView>

</LinearLayout>

（4）Manifest加上相应权限，AndroidManifest.xml

<uses-permission android:name="android.permission.INTERNET"></uses-permission>

（5）运行结果

转载于:https://blog.51cto.com/377069/822516

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