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Apps insert spinner selected value in mysql database via soap webservices in android

krishnaveni

Well-Known Member
hi i i have to develop the app is insert the database from spinner in mysql database via soap webserices in android application...

i have use below webservice code:
Code:
package com.xcart;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
 
public class Insertion {
  
 public String insertData(String userName,String userPassword){
   
  try{
    
   Class.forName("com.mysql.jdbc.Driver");
   Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/androidlogin","root","");
   PreparedStatement statement =  con.prepareStatement("INSERT INTO user(status) VALUES ('"+userName+"');");
   int result = statement.executeUpdate();
  }
   
   catch(Exception exc){
    System.out.println(exc.getMessage());
    }
 
  return "Insertion successfull!!";
  }
 
}

this is my android source code for spinner:
Code:
public class InsertionExample extends Activity{
    private final String NAMESPACE = "http://xcart.com";
    private final String URL = "http://192.168.1.168:8085/XcartLogin/services/Insertion?wsdl";
    private final String SOAP_ACTION = "http://xcart.com/insertData";
    private final String METHOD_NAME = "insertData";
    Button btninsert;
    private Spinner spnMusketeers;
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
       
    
        btninsert = (Button)findViewById(R.id.btn_insert);  
        btninsert.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
             insertValues();
            }
        });
    }
     
    public void insertValues(){
    
     
    	SoapObject request = new SoapObject(NAMESPACE, METHOD_NAME);
    	Spinner userName = (Spinner) findViewById(R.id.spnMusketeers);
    	List<String> lsMusketeers = new ArrayList<String>();
        lsMusketeers.add("Q");
        lsMusketeers.add("P");
        lsMusketeers.add("C");

        ArrayAdapter<String> aspnMusketeers = 
          new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, 
           lsMusketeers);
        aspnMusketeers.setDropDownViewResource
           (android.R.layout.simple_spinner_dropdown_item);
        spnMusketeers.setAdapter(aspnMusketeers);

    // Set up a callback for the spinner
    spnMusketeers.setOnItemSelectedListener(
        new OnItemSelectedListener() {
            public void onNothingSelected(AdapterView<?> arg0) { }

            public void onItemSelected(AdapterView<?> parent, View v, 
             int position, long id)  {

              // Code that does something when the Spinner value changes
            }
            
        });
        String user_Name = userName.getContext().toString();
       
         
        //Pass value for userName variable of the web service
           PropertyInfo unameProp =new PropertyInfo();
           unameProp.setName("userName");//Define the variable name in the web service method
           unameProp.setValue(user_Name);//Define value for fname variable
           unameProp.setType(String.class);//Define the type of the variable
           request.addProperty(unameProp);
           
               
             SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);
             envelope.setOutputSoapObject(request);
             HttpTransportSE androidHttpTransport = new HttpTransportSE(URL);
           
             try{
              androidHttpTransport.call(SOAP_ACTION, envelope);
                 SoapPrimitive response = (SoapPrimitive)envelope.getResponse();
                  
                 TextView result = (TextView) findViewById(R.id.textView2);
                 result.setText(response.toString());
            
          }
          catch(Exception e){
            
          } 
           // Code that does something when the Spinner value changes
         }
    
    
       
        
    }
my logcat window says following error:
08-23 02:48:40.030: D/AndroidRuntime(4055): Shutting down VM
08-23 02:48:40.030: W/dalvikvm(4055): threadid=1: thread exiting with uncaught exception (group=0x4001d800)
08-23 02:48:40.060: E/AndroidRuntime(4055): FATAL EXCEPTION: main
08-23 02:48:40.060: E/AndroidRuntime(4055): java.lang.NullPointerException
08-23 02:48:40.060: E/AndroidRuntime(4055): at com.android.soap.InsertionExample.insertValues(InsertionExample.java:63)
08-23 02:48:40.060: E/AndroidRuntime(4055): at com.android.soap.InsertionExample$1.onClick(InsertionExample.java:43)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.view.View.performClick(View.java:2408)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.view.View$PerformClick.run(View.java:8816)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.os.Handler.handleCallback(Handler.java:587)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.os.Handler.dispatchMessage(Handler.java:92)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.os.Looper.loop(Looper.java:123)
08-23 02:48:40.060: E/AndroidRuntime(4055): at android.app.ActivityThread.main(ActivityThread.java:4627)
08-23 02:48:40.060: E/AndroidRuntime(4055): at java.lang.reflect.Method.invokeNative(Native Method)
08-23 02:48:40.060: E/AndroidRuntime(4055): at java.lang.reflect.Method.invoke(Method.java:521)
08-23 02:48:40.060: E/AndroidRuntime(4055): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
08-23 02:48:40.060: E/AndroidRuntime(4055): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
08-23 02:48:40.060: E/AndroidRuntime(4055): at dalvik.system.NativeStart.main(Native Method)
08-23 04:34:30.570: D/AndroidRuntime(4110): Shutting down VM
08-23 04:34:30.570: W/dalvikvm(4110): threadid=1: thread exiting with uncaught exception (group=0x4001d800)
08-23 04:34:30.580: E/AndroidRuntime(4110): FATAL EXCEPTION: main
08-23 04:34:30.580: E/AndroidRuntime(4110): java.lang.NullPointerException
08-23 04:34:30.580: E/AndroidRuntime(4110): at com.android.soap.InsertionExample.insertValues(InsertionExample.java:63)
08-23 04:34:30.580: E/AndroidRuntime(4110): at com.android.soap.InsertionExample$1.onClick(InsertionExample.java:43)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.view.View.performClick(View.java:2408)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.view.View$PerformClick.run(View.java:8816)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.os.Handler.handleCallback(Handler.java:587)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.os.Handler.dispatchMessage(Handler.java:92)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.os.Looper.loop(Looper.java:123)
08-23 04:34:30.580: E/AndroidRuntime(4110): at android.app.ActivityThread.main(ActivityThread.java:4627)
08-23 04:34:30.580: E/AndroidRuntime(4110): at java.lang.reflect.Method.invokeNative(Native Method)
08-23 04:34:30.580: E/AndroidRuntime(4110): at java.lang.reflect.Method.invoke(Method.java:521)
08-23 04:34:30.580: E/AndroidRuntime(4110): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
08-23 04:34:30.580: E/AndroidRuntime(4110): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
08-23 04:34:30.580: E/AndroidRuntime(4110): at dalvik.system.NativeStart.main(Native Method)
please help me....what error is occurred here.give me solution...
 
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