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我想從android發佈到我的PHP頁面，並且我遇到了一些問題。我讀了很多arcticles並將代碼編成波紋管。點擊按鈕不會給出任何結果，數據不會更改。所以你可以幫我解決我犯的錯誤。android不會發送HTTP POST請求
package ktl.myapplication;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class MainActivity extends Activity {
Button btnOk;
/**Вызывается при первом создании */
@Override
public void onCreate(Bundle savedInstanceState)
{ super.onCreate(savedInstanceState);
// загрузка layout
setContentView(R.layout.activity_main);
btnOk = (Button) findViewById(R.id.btn1);
OnClickListener oclBtnOk = new OnClickListener() {
@Override
public void onClick(View v) {
class RequestTask extends AsyncTask<String, String, String> {
@Override
protected String doInBackground(String... params) {
try {
//создаем запрос на сервер
DefaultHttpClient hc = new DefaultHttpClient();
ResponseHandler<String> res = new BasicResponseHandler();
//он у нас будет посылать post запрос
HttpPost postMethod = new HttpPost("http://shkz3.info/switch.php");
List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(1);
nameValuePairs.add(new BasicNameValuePair("PAR", "SVET1"));
//собераем их вместе и посылаем на сервер
postMethod.setEntity(new UrlEncodedFormEntity(nameValuePairs));
} catch (Exception e) {
System.out.println("Exp=" + e);
}
return null;
}
}
}
};
btnOk.setOnClickListener(oclBtnOk);
}
}
和logcat的
04-02 11:23:44.575 32216-32216/ktl.myapplication D/dalvikvm﹕ Zygote::ForkAndSpecialize : 0
04-02 11:23:44.578 32216-32216/ktl.myapplication D/dalvikvm﹕ zygote get new systemTid : 32216
04-02 11:23:44.578 32216-32216/ktl.myapplication D/dalvikvm﹕ Late-enabling CheckJNI
04-02 11:23:44.578 32216-32220/ktl.myapplication D/dalvikvm﹕ threadid=2: interp stack at 0x5ba49000
04-02 11:23:44.578 32216-32220/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.578 32216-32220/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.579 32216-32221/ktl.myapplication D/dalvikvm﹕ threadid=3: interp stack at 0x5bb69000
04-02 11:23:44.579 32216-32221/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.579 32216-32221/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.579 32216-32221/ktl.myapplication D/dalvikvm﹕ Elevating priority from 0 to -8
04-02 11:23:44.579 32216-32216/ktl.myapplication D/jdwp﹕ prepping for JDWP over ADB
04-02 11:23:44.579 32216-32222/ktl.myapplication D/dalvikvm﹕ threadid=4: interp stack at 0x5ecaa000
04-02 11:23:44.579 32216-32222/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.579 32216-32222/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.579 32216-32222/ktl.myapplication D/jdwp﹕ JDWP: thread running
04-02 11:23:44.580 32216-32222/ktl.myapplication D/jdwp﹕ trying to receive file descriptor from ADB
04-02 11:23:44.625 32216-32228/ktl.myapplication D/dalvikvm﹕ threadid=9: interp stack at 0x5f43e000
04-02 11:23:44.625 32216-32228/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.625 32216-32228/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.625 32216-32229/ktl.myapplication D/dalvikvm﹕ threadid=10: interp stack at 0x5f55c000
04-02 11:23:44.625 32216-32229/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.625 32216-32229/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.655 32216-32222/ktl.myapplication D/jdwp﹕ received file descriptor 47 from ADB
04-02 11:23:44.669 32216-32216/ktl.myapplication V/SettingsProviderInterface﹕ invalidate [system]: current 244 != cached 0
04-02 11:23:44.670 32216-32216/ktl.myapplication D/ActivityThread﹕ hoder:[email protected],provider,holder.Provider:[email protected]
04-02 11:23:44.673 32216-32216/ktl.myapplication D/asset﹕ AssetManager-->addDefaultAssets CIP path not exsit!
04-02 11:23:44.676 32216-32216/ktl.myapplication D/Proxy﹕ setHttpRequestCheckHandler
04-02 11:23:44.678 32216-32216/ktl.myapplication D/dalvikvm﹕ open_cached_dex_file : /data/app/ktl.myapplication-2.apk /data/dalvik-cache/[email protected]@[email protected]
04-02 11:23:44.680 32216-32216/ktl.myapplication D/ActivityThread﹕ BIND_APPLICATION handled : 0/AppBindData{appInfo=ApplicationInfo{4315e3e8 ktl.myapplication}}
04-02 11:23:44.680 32216-32216/ktl.myapplication V/ActivityThread﹕ Handling launch of ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}}
04-02 11:23:44.747 32216-32216/ktl.myapplication V/ActivityThread﹕ ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}}: [email protected], appName=ktl.myapplication, pkg=ktl.myapplication, comp={ktl.myapplication/ktl.myapplication.MainActivity}, dir=/data/app/ktl.myapplication-2.apk
04-02 11:23:44.749 32216-32216/ktl.myapplication D/dalvikvm﹕ create interp thread : stack size=128KB
04-02 11:23:44.749 32216-32216/ktl.myapplication D/dalvikvm﹕ create new thread
04-02 11:23:44.749 32216-32216/ktl.myapplication D/dalvikvm﹕ new thread created
04-02 11:23:44.749 32216-32216/ktl.myapplication D/dalvikvm﹕ update thread list
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ threadid=11: interp stack at 0x5f726000
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ init ref table
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ init mutex
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ threadid=11: created from interp
04-02 11:23:44.750 32216-32216/ktl.myapplication D/dalvikvm﹕ start new thread
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ threadid=11: notify debugger
04-02 11:23:44.750 32216-32230/ktl.myapplication D/dalvikvm﹕ threadid=11 (LaunchIconThemeResource): calling run()
04-02 11:23:44.757 32216-32216/ktl.myapplication D/asset﹕ AssetManager-->addDefaultAssets CIP path not exsit!
04-02 11:23:44.800 32216-32216/ktl.myapplication D/jiayh2﹕ LaunchIconThemeResourcegetDrawable packageName:ktl.myapplication asetfile:null
04-02 11:23:44.801 32216-32216/ktl.myapplication D/jiayh2﹕ LaunchIconThemeResourcegetDrawable packageName:ktl.myapplication asetfile:null
04-02 11:23:44.803 32216-32216/ktl.myapplication D/jiayh2﹕ LaunchIconThemeResourcegetDrawable packageName:ktl.myapplication asetfile:null
04-02 11:23:44.806 32216-32216/ktl.myapplication D/jiayh2﹕ LaunchIconThemeResourcegetDrawable packageName:ktl.myapplication asetfile:null
04-02 11:23:44.807 32216-32216/ktl.myapplication D/jiayh2﹕ LaunchIconThemeResourcegetDrawable packageName:ktl.myapplication asetfile:null
04-02 11:23:44.809 32216-32216/ktl.myapplication V/ActivityThread﹕ Performing resume of ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}} finished=false
04-02 11:23:44.809 32216-32216/ktl.myapplication D/ActivityThread﹕ ACT-AM_ON_RESUME_CALLED ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}}
04-02 11:23:44.809 32216-32216/ktl.myapplication V/ActivityThread﹕ Resume ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}} started activity: false, hideForNow: false, finished: false
04-02 11:23:44.854 32216-32216/ktl.myapplication V/PhoneWindow﹕ DecorView setVisiblity: visibility = 4 ,Parent =null, this =com.android.internal.policy.impl.PhoneWindow$DecorView{4316c030 I.E..... R.....ID 0,0-0,0}
04-02 11:23:44.968 32216-32216/ktl.myapplication V/ActivityThread﹕ Resuming ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}} with isForward=true
04-02 11:23:44.968 32216-32216/ktl.myapplication V/PhoneWindow﹕ DecorView setVisiblity: visibility = 0 ,Parent =ViewRoot{43179d90 ktl.myapplication/ktl.myapplication.MainActivity,ident = 0}, this =com.android.internal.policy.impl.PhoneWindow$DecorView{4316c030 V.E..... R.....ID 0,0-0,0}
04-02 11:23:44.968 32216-32216/ktl.myapplication V/ActivityThread﹕ Scheduling idle handler for ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}}
04-02 11:23:44.969 32216-32216/ktl.myapplication D/ActivityThread﹕ ACT-LAUNCH_ACTIVITY handled : 0/ActivityRecord{4315fbe8 [email protected] {ktl.myapplication/ktl.myapplication.MainActivity}}
04-02 11:23:44.971 32216-32216/ktl.myapplication D/jiayh2﹕ FontThemeManager createThemeFont typefacetype=2, curfontpath=/system/fonts/DroidSansFallback.ttf
04-02 11:23:44.971 32216-32216/ktl.myapplication D/jiayh2﹕ FontThemeManager createThemeFont typefacetype=2, curfontpath=/system/fonts/DroidSansFallback.ttf
04-02 11:23:44.971 32216-32216/ktl.myapplication D/jiayh2﹕ FontThemeManager createThemeFont typefacetype=2, curfontpath=/system/fonts/DroidSansFallback.ttf
04-02 11:23:45.040 32216-32216/ktl.myapplication D/IMGSRV﹕ mtk_gralloc_debug_check:43: g_gr_dbg=0 v=-1
04-02 11:23:45.040 32216-32216/ktl.myapplication D/IMGSRV﹕ mtk_gralloc_debug_check:43: g_gr_dbg=0 v=-1
04-02 11:23:45.059 32216-32216/ktl.myapplication D/GraphicBuffer﹕ create handle(0x604a6910) (w:1088, h:1920, f:1)
04-02 11:23:45.063 32216-32216/ktl.myapplication D/OpenGLRenderer﹕ Enabling debug mode 0
04-02 11:23:45.064 32216-32216/ktl.myapplication D/GraphicBuffer﹕ create handle(0x60cd26b0) (w:1792, h:1984, f:1)
04-02 11:23:45.071 32216-32216/ktl.myapplication D/OpenGLRenderer﹕ setViewport 1080x1920 <0x604a6a38>
04-02 11:23:45.073 32216-32216/ktl.myapplication V/InputMethodManager﹕ onWindowFocus: null softInputMode=288 first=true flags=#1810100
04-02 11:23:45.073 32216-32216/ktl.myapplication V/InputMethodManager﹕ START INPUT: com.android.internal.policy.impl.PhoneWindow$DecorView{4316c030 V.E..... R.....ID 0,0-1080,1920} ic=null [email protected] controlFlags=#104
04-02 11:23:46.466 32216-32216/ktl.myapplication I/View﹕ Touch down dispatch to android.widget.Button{43171f10 VFED..C. ........ 191,48-425,192 #7f08003f app:id/btn1}, event = MotionEvent { action=ACTION_DOWN, id[0]=0, x[0]=117.71414, y[0]=76.89589, Xw[0]=16.0, Yw[0]=16.0, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, metaState=0, flags=0x0, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=56834756, downTime=56834756, deviceId=3, source=0x1002 }
04-02 11:23:46.487 32216-32216/ktl.myapplication D/GraphicBuffer﹕ create handle(0x61bf4b60) (w:1088, h:1920, f:1)
04-02 11:23:46.570 32216-32216/ktl.myapplication I/View﹕ Touch up dispatch to android.widget.Button{43171f10 VFED..C. ...P.... 191,48-425,192 #7f08003f app:id/btn1}, event = MotionEvent { action=ACTION_UP, id[0]=0, x[0]=112.71878, y[0]=74.89693, Xw[0]=32.0, Yw[0]=32.0, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, metaState=0, flags=0x0, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=56834860, downTime=56834756, deviceId=3, source=0x1002 }
04-02 11:23:46.589 32216-32216/ktl.myapplication D/GraphicBuffer﹕ create handle(0x5f93dc58) (w:1088, h:1920, f:1)
04-02 11:23:48.835 32216-32216/ktl.myapplication I/View﹕ Touch down dispatch to android.widget.Button{43171f10 VFED..C. ........ 191,48-425,192 #7f08003f app:id/btn1}, event = MotionEvent { action=ACTION_DOWN, id[0]=0, x[0]=131.7012, y[0]=108.87923, Xw[0]=16.0, Yw[0]=16.0, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, metaState=0, flags=0x0, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=56837124, downTime=56837124, deviceId=3, source=0x1002 }
04-02 11:23:48.869 32216-32216/ktl.myapplication D/GraphicBuffer﹕ create handle(0x61a99778) (w:1088, h:1920, f:1)
04-02 11:23:49.127 32216-32216/ktl.myapplication I/View﹕ Touch up dispatch to android.widget.Button{43171f10 VFED..C. ...P.... 191,48-425,192 #7f08003f app:id/btn1}, event = MotionEvent { action=ACTION_UP, id[0]=0, x[0]=131.7012, y[0]=108.87923, Xw[0]=32.0, Yw[0]=32.0, toolType[0]=TOOL_TYPE_FINGER, buttonState=0, metaState=0, flags=0x0, edgeFlags=0x0, pointerCount=1, historySize=0, eventTime=56837417, downTime=56837124, deviceId=3, source=0x1002 }
04-02 11:23:49.128 32216-32216/ktl.myapplication V/SettingsProviderInterface﹕ from settings cache , name = sound_effects_enabled , value = 0
有，我曾經
public class MainActivity extends Activity {
public String login;
public String pass;
private ProgressDialog dialog;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
login = "PAR";
}
public void svet1(View view) {
//тут указываем куда будем конектится, для примера я привел удаленных хост если у вас не получилось освоить wamp (:
pass = "SVET1";
post();
}
public void post() {
HttpClient httpClient = new DefaultHttpClient();
// replace with your url
HttpPost httpPost = new HttpPost("www.shkz3.info/switch.php");
//Post Data
List<NameValuePair> nameValuePair = new ArrayList<NameValuePair>(2);
nameValuePair.add(new BasicNameValuePair("PAR", pass));
//Encoding POST data
try {
httpPost.setEntity(new UrlEncodedFormEntity(nameValuePair));
} catch (UnsupportedEncodingException e) {
// log exception
e.printStackTrace();
}
//making POST request.
try {
HttpResponse response = httpClient.execute(httpPost);
// write response to log
Log.d("Http Post Response:", response.toString());
} catch (ClientProtocolException e) {
// Log exception
e.printStackTrace();
} catch (IOException e) {
// Log exception
e.printStackTrace();
}
}
}
出現了一個錯誤android.os.NetworkOnMainThreadException，所以我試圖用的AsyncTask
檢查[this]（http://www.vogella.com/tutorials/ApacheHttpClient/article.html）並且不要忘記放置Internet權限 – ashutiwari4 2015-04-02 05:36:36