Android Open Source - EasyCall Act_ Check

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License

The source code is released under:

Apache License

Java Source Code

package cai.bowen.easycall;
//w w  w. j a va  2 s. c o  m
import java.math.BigInteger;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;

public class Act_Check extends Activity {
  
//  static final int RET_AC;
//  static final int RET_REJ;
//  static final String RET_CODE;
  static final String ATT_PROBLEM;
  static final String ATT_THIS_PHONE_NUM;
  static {
    ATT_PROBLEM = "Problem";
    ATT_THIS_PHONE_NUM = "Phone_Number";
  }
  private Button enterBtn;
  private Button exitBtn;
  private TextView warntxt;
  private EditText editText;
  
  private int problem;
  private String newPhoneNum;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.ly_check);
    
    enterBtn = (Button)findViewById(R.id.btn_check_reactivate);
    exitBtn = (Button)findViewById(R.id.btn_check_exit);
    editText = (EditText)findViewById(R.id.txt_check_reactivate);
    warntxt = (TextView)findViewById(R.id.txt_check_show);
    
    warntxt.setText(getString(R.string.txt_phone_num_changed));
    
    exitBtn.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View arg0) {
        Act_Check.this.setResult(RESULT_CANCELED);
        Act_Check.this.finish();
      }
    });
    
    problem = Integer.valueOf(getIntent().getStringExtra(ATT_PROBLEM));
    newPhoneNum = getIntent().getStringExtra(ATT_THIS_PHONE_NUM);
    this.setResult(RESULT_CANCELED);
    
    // wrong IMEI, just quit
    if (Act_Main.WRONG_IMEI == problem) {
      new AlertDialog.Builder(this)
        .setMessage(getString(R.string.txt_wrong_phone))
        .setNegativeButton(getString(R.string.txt_exit), 
                    new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
              Act_Check.this.setResult(RESULT_CANCELED);
          Act_Check.this.finish();
            }
         })
         .show();
    } else if (Act_Main.WRONG_NUMBER == problem){ // incorrect phone number, reactivate required
      enterBtn.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          final String code = editText.getText().toString();
          if (5 < code.length() 
              && isValidKey(editText.getText().toString())) {

            DataManager.getInstance().setThisPhoneNum(
                Act_Check.this.newPhoneNum);
            
            Toast.makeText(Act_Check.this, 
                Act_Check.this.getString(R.string.txt_activated),
                Toast.LENGTH_SHORT).show();

            Act_Check.this.setResult(RESULT_OK);
            Act_Check.this.finish();
          } else {
            new AlertDialog.Builder(Act_Check.this)
              .setMessage(getString(R.string.txt_activate_fail))
              .setNegativeButton(getString(R.string.txt_exit), 
                          new DialogInterface.OnClickListener() {
                  public void onClick(DialogInterface dialog, int which) {
                    Act_Check.this.setResult(RESULT_CANCELED);
                Act_Check.this.finish();
                  }
               })
               .show();
          }
        }
      });
    } else { // problem == 3
      new AlertDialog.Builder(Act_Check.this)
        .setMessage(getString(R.string.txt_no_service))
        .setNegativeButton(getString(R.string.txt_confirm), 
                    new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
              Act_Check.this.setResult(RESULT_FIRST_USER);
          Act_Check.this.finish();
            }
         })
         .show();
    }
  }
  @Override
  public void onBackPressed() {
    // cannot go back
  }

  public static boolean isValidKey(final String key) {
    BigInteger bigInt = new BigInteger(key);
    long upper = 931000L;
    long lower = 131000L;
    return (1 == bigInt.compareTo(BigInteger.valueOf(lower))
        && -1 == bigInt.compareTo(BigInteger.valueOf(upper)))
        && (key.startsWith("0337") || key.endsWith("0337"))
        && bigInt.isProbablePrime(1000);
  }
}

Java Source Code List

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