异步调用webservice
参考：http://blog.csdn.net/lyq8479/article/details/6428288
增加网络权限
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Xml代码 <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.ADemo10" android:versionCode="1" android:versionName="1.0"> <uses-sdk android:minSdkVersion="15"/> <uses-permission android:name="android.permission.INTERNET"></uses-permission> <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"></uses-permission> <uses-permission android:name="android.permission.INSTALL_PACKAGES"></uses-permission> <application android:label="@string/app_name" android:icon="@drawable/ic_launcher"> <activity android:name="MyActivity" android:label="@string/app_name"> <intent-filter> <action android:name="android.intent.action.MAIN"/> <category android:name="android.intent.category.LAUNCHER"/> </intent-filter> </activity> </application> </manifest> |
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Java代码 package com.example.ADemo10; import android.app.Activity; import android.os.AsyncTask; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import org.ksoap2.SoapEnvelope; import org.ksoap2.serialization.SoapObject; import org.ksoap2.serialization.SoapSerializationEnvelope; import org.ksoap2.transport.HttpTransportSE; import java.util.Date; /** * 最好使用异步调用，否则可能产生UI阻塞错误。 * 记得增加网络权限 * myTextView.setText(result); 虽然这里能设定结果， * 但是设定这里的时候，出现异常，还不知道原因 */ public class MyActivity extends Activity { /** * Called when the activity is first created. */ private Button button; private EditText editText; private TextView textView2; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); button = (Button) findViewById(R.id.button); editText = (EditText) findViewById(R.id.editText); textView2 = (TextView) findViewById(R.id.textView2); button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { if (!validate()) { textView2.setText((new Date()).toString() + ":请输入信息..."); } else { textView2.setText((new Date()).toString() + ":开始查询....."); AnsyTry anys = new AnsyTry(textView2); anys.execute(); } } }); } public boolean validate() { String str = editText.getText().toString(); if (str == null || str.trim().length() == 0) { return false; } return true; } public void searchFromWebService(TextView myTextView) { String nameSpace = "http://WebXml.com.cn/"; String methodName = "getMobileCodeInfo"; String endPoint = "http://webservice.webxml.com.cn/WebServices/MobileCodeWS.asmx"; String soapAction = "http://WebXml.com.cn/getMobileCodeInfo"; try { SoapObject rpc = new SoapObject(nameSpace, methodName); rpc.addProperty("mobileCode", editText.getText().toString()); rpc.addProperty("userId", ""); SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER10); envelope.bodyOut = rpc; envelope.dotNet = true; envelope.setOutputSoapObject(rpc); HttpTransportSE transport = new HttpTransportSE(endPoint); transport.call(soapAction, envelope); SoapObject object = (SoapObject) envelope.bodyIn; String result = object.getProperty(0).toString(); myTextView.setText(result); } catch (Exception e) { if (e.getStackTrace() != null) { for (Object o : e.getStackTrace()) { myTextView.setText(myTextView.getText() + "\n" + o.toString()); } } } } //异步处理程序 class AnsyTry extends AsyncTask<String, TextView, Double> { TextView te = null; public AnsyTry(TextView te) { super(); this.te = te; } @Override protected Double doInBackground(String... params) { double dou = 0; dou = 100; searchFromWebService(te); publishProgress(te); return dou; } @Override protected void onPostExecute(Double result) { super.onPostExecute(result); } @Override protected void onPreExecute() { super.onPreExecute(); } @Override protected void onProgressUpdate(TextView... values) { super.onProgressUpdate(values); } } } |
