title: showing send_invitations.class cant be resolved to a type in android
body: <p>hai all.....
              I am  displying all my emulator  contacts into my appliaction.I want to select some of the contacts and putting into an array...I followed the below code  ...please help me..</p>
  
  <pre><code>package com.android.sample;
  
  import android.app.Activity;
  import android.content.Intent;
  import android.database.Cursor;
  import android.net.Uri;
  import android.os.Bundle;
  import android.provider.ContactsContract;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.widget.Button;
  import android.widget.Toast;
  
  public class selectedcontacts extends Activity {
      /** Called when the activity is first created. */
      @Override
  
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
          Button existing_contacts = (Button)findViewById(R.id.btn_contact_existing);
  
          existing_contacts.setOnClickListener(new OnClickListener() {
                          public void onClick(View v){
                              Intent intent_contacts = new Intent(Intent.ACTION_PICK,ContactsContract.Contacts.CONTENT_URI);
                              /*contacts.setAction(android.content.Intent.ACTION_VIEW);
                              contacts.setData(People.CONTENT_URI);*/
                              startActivityForResult(intent_contacts, 0);
                              //displayContacts();
                          }
                       });
             }
      protected void onActivityResult(int requestCode, int resultCode,Intent data)
      {
          super.onActivityResult(requestCode, resultCode, data);
          String name,mailid,id;
          switch(requestCode)
          {
          case 0:
              {
                  if(resultCode == RESULT_OK )
                  {
                      Uri contactdata  = data.getData();
  
                      Cursor cur = managedQuery(contactdata, null, null, null, null);
  
  
                      if(cur.moveToFirst())
                      {
                          id = cur.getString(cur.getColumnIndex(ContactsContract.Contacts._ID));
                          Cursor emailCur = getContentResolver().query(ContactsContract.CommonDataKinds.Email.CONTENT_URI,null,
                                  ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = ?",new String[]{id}, null); 
                          emailCur.moveToFirst();
                          String email = emailCur.getString(emailCur.getColumnIndex(ContactsContract.CommonDataKinds.Email.DATA));
  
  
                          name = cur.getString(cur.getColumnIndexOrThrow(ContactsContract.Contacts.DISPLAY_NAME));
                          //mailid = cur.getString(cur.getColumnIndex(ContactsContract.CommonDataKinds.Email.DATA));
                          //mailid = cur.getString(cur.getColumnIndex(ContactsContract.CommonDataKinds.Email._ID));
                         // Toast.makeText(context_contact, "Name:"+name+"\nmailid:"+email, Toast.LENGTH_SHORT).show();
                          Intent intent_add_invitees = new Intent(Contact.this,Send_invitations.class);
                          intent_add_invitees.putExtra("invitee_name", name);
                          intent_add_invitees.putExtra("invitee_mailid", email);
                          setResult(RESULT_OK, intent_add_invitees);
                          finish();
  
                      }
                  }
  
              }
  
  
  
          }
      }
  }
  </code></pre>
  
  <p>anyone show me the way how to get selected contacts(using checkbox) into an array</p>