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POApp wont run since i added a validation if statement
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copied!<p>Hi i added this piece of code to my Android app and it suddenly stopped working(it wont start). I am trying the make sure hat the user is not allowed to proceed if a return date less then the departure date is selected. </p> <pre><code>String departureDateTemp = dYear+ ""+ ""+dMonth + ""+dDay; int departureDateTemp2 = Integer.parseInt(departureDateTemp); String returnDateTemp = rYear+ ""+ ""+rMonth + ""+rDay; int returnDateTemp2 = Integer.parseInt(returnDateTemp); if(returnDateTemp2 >= departureDateTemp2){ //MESSAGE if(buttonR.isChecked()){ String returnDate = txR.getText().toString(); basket.putString("returnDate", returnDate); type = "Return"; } else{ type = "Oneway"; } } else{ btnSubmit.setEnabled(false); } </code></pre> <p>My Full activity is this</p> <pre><code> public class MainActivity extends FragmentActivity { private int dYear; private int dMonth; private int dDay; private int rYear; private int rMonth; private int rDay; static final int dDATE_DIALOG_ID = 0; static final int rDATE_DIALOG_ID = 1; private RadioButton buttonO = null; private RadioButton buttonR = null; private TableRow tr; TextView txD, txR; private Button btnDepart,btnReturn, btnSubmit,btnClose; private Spinner noOfPassengersSpinner,departureSpinner,returnSpinner; private CheckBox tandCCB; final Context context = this; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); buttonO = (RadioButton) findViewById(R.id.radioO); buttonR = (RadioButton) findViewById(R.id.radioR); txD=(TextView)findViewById(R.id.tvDepartureDate); txR=(TextView)findViewById(R.id.tvReturnDate); btnDepart = (Button)findViewById(R.id.btnDepart); btnReturn = (Button)findViewById(R.id.btnReturn); tr = (TableRow)findViewById(R.id.tableRow5); btnSubmit = (Button)findViewById(R.id.btnSubmit); btnClose = (Button)findViewById(R.id.btnClose); noOfPassengersSpinner = (Spinner)findViewById(R.id.noOfPassengersSpinner); departureSpinner = (Spinner)findViewById(R.id.departureSpinner); returnSpinner = (Spinner)findViewById(R.id.returnSpinner); tandCCB = (CheckBox)findViewById(R.id.tandCCB); final Calendar dC = Calendar.getInstance(); final Calendar rC = Calendar.getInstance(); dYear = dC.get(Calendar.YEAR); dMonth = dC.get(Calendar.MONTH); dDay = dC.get(Calendar.DAY_OF_MONTH); rYear = rC.get(Calendar.YEAR); rMonth = rC.get(Calendar.MONTH); rDay = rC.get(Calendar.DAY_OF_MONTH); updateDisplay(); tandCCB.setOnCheckedChangeListener(new OnCheckedChangeListener() { public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { if(isChecked){ btnSubmit.setEnabled(true); } else{ btnSubmit.setEnabled(false); } } }); this.btnClose.setOnClickListener(new OnClickListener() { public void onClick(View v) { finish(); System.exit(0); } }); this.btnSubmit.setOnClickListener(new OnClickListener() { public void onClick(View v) { String depAir = departureSpinner.getSelectedItem().toString(); String desAir = returnSpinner.getSelectedItem().toString(); int numOfPass = Integer.parseInt(noOfPassengersSpinner.getSelectedItem().toString()); Bundle basket = new Bundle(); basket.putString("departureAir", depAir); basket.putString("destenationAir", desAir); basket.putInt("numOfPass", numOfPass); basket.putString("depDate", txD.getText().toString()); String type = ""; String departureDateTemp = dYear+ ""+ ""+dMonth + ""+dDay; int departureDateTemp2 = Integer.parseInt(departureDateTemp); String returnDateTemp = rYear+ ""+ ""+rMonth + ""+rDay; int returnDateTemp2 = Integer.parseInt(returnDateTemp); if(returnDateTemp2 >= departureDateTemp2){ //MESSAGE if(buttonR.isChecked()){ String returnDate = txR.getText().toString(); basket.putString("returnDate", returnDate); type = "Return"; } else{ type = "Oneway"; } } else{ btnSubmit.setEnabled(false); } basket.putString("type", type); Intent intent = new Intent(context, Second.class); intent.putExtra("basket", basket); startActivity(intent); } }); this.buttonO.setOnClickListener(new OnClickListener() { public void onClick(View v) { tr.setVisibility(View.GONE); } }); this.buttonR.setOnClickListener(new OnClickListener() { public void onClick(View v) { tr.setVisibility(View.VISIBLE); } }); this.btnDepart.setOnClickListener(new OnClickListener() { public void onClick(View v) { showDialog(dDATE_DIALOG_ID); } }); this.btnReturn.setOnClickListener(new OnClickListener() { public void onClick(View v) { showDialog(rDATE_DIALOG_ID); } }); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; } private void updateDisplay() { txD.setText( new StringBuilder() // Month is 0 based so add 1 .append(dYear).append("-") .append(dMonth + 1).append("-") .append(dDay).append(" ") ); txR.setText( new StringBuilder() .append(rYear).append("-") .append(rMonth + 1).append("-") .append(rDay).append(" ") ); } private DatePickerDialog.OnDateSetListener dDateSetListener = new DatePickerDialog.OnDateSetListener() { public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) { dYear = year; dMonth = monthOfYear; dDay = dayOfMonth; updateDisplay(); } }; private DatePickerDialog.OnDateSetListener rDateSetListener = new DatePickerDialog.OnDateSetListener() { public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) { rYear = year; rMonth = monthOfYear; rDay = dayOfMonth; updateDisplay(); } }; @Override protected Dialog onCreateDialog(int id) { switch (id) { case dDATE_DIALOG_ID: return new DatePickerDialog(this, dDateSetListener, dYear, dMonth, dDay); case rDATE_DIALOG_ID: return new DatePickerDialog(this, rDateSetListener, rYear, dMonth, rDay); } return null; } } </code></pre> <p>This is my console output</p> <pre><code>[2013-04-26 13:37:44 - Assignment2] ------------------------------ [2013-04-26 13:37:44 - Assignment2] Android Launch! [2013-04-26 13:37:44 - Assignment2] adb is running normally. [2013-04-26 13:37:44 - Assignment2] Performing com.example.assignment2.MainActivity activity launch [2013-04-26 13:37:44 - Assignment2] Automatic Target Mode: using existing emulator 'emulator-5554' running compatible AVD 'tester' [2013-04-26 13:37:44 - Assignment2] Uploading Assignment2.apk onto device 'emulator-5554' [2013-04-26 13:37:46 - Assignment2] Installing Assignment2.apk... [2013-04-26 13:37:49 - Assignment2] Re-installation failed due to different application signatures. [2013-04-26 13:37:49 - Assignment2] You must perform a full uninstall of the application. WARNING: This will remove the application data! [2013-04-26 13:37:49 - Assignment2] Please execute 'adb uninstall com.example.assignment2' in a shell. [2013-04-26 13:37:49 - Assignment2] Launch canceled! </code></pre> <p>Thanks in advance!</p>

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