[안드로이드,Android]주민등록번호 검사

 

 

 

.java

public class ggari_JuminbonhoActivity extends Activity {
 /** Called when the activity is first created. */
 EditText et1;
 EditText et2;
 EditText result1;
 TextView tv1;

 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.main);

  Button btn1 = (Button) findViewById(R.id.btn1);
  
  
  btn1.setOnClickListener(new OnClickListener() {
   
   public void onClick(View v) {
      
    et1 = (EditText) findViewById(R.id.et1);
    et2 = (EditText) findViewById(R.id.et2);
   
    if (!(et1.getText().length()==6)){
     Toast.makeText(getApplicationContext(),"앞자리 6자리 숫자를 정확하게 입력해라", 1).show();
     return;
    }else  if (!(et2.getText().length()==7)){
     Toast.makeText(getApplicationContext(),"뒷자리 7자리 숫자를 정확하게 입력해라", 1).show();
     return;
    }    // 앞 , 뒤 민번 정확하게 입력했는지 판단
    
    result1 = (EditText) findViewById(R.id.result1);
    String text = et1.getText().toString()+ et2.getText().toString();
    Vector vdata = new Vector();
    for (int i = 0; i < text.length(); i++) {
     vdata.add(Integer.parseInt(text.substring(i, i + 1)));
    }
    int sum = 0;
    int[] multipliers = { 2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5 };
    for (int i = 0; i < vdata.size() - 1; i++) {
     sum += (((Integer) vdata.get(i)).intValue() * multipliers[i]);
    }
    int lastnum = ((11 - (sum % 11)) % 10);

    int result = et2.getText().charAt(6) - 48;
    System.out.println(result);
    
    TextView tv1 = (TextView) findViewById(R.id.tv1);
    tv1.setText(et1.getText().toString()+" - "+ et2.getText().toString());
    
    if (lastnum == result) {
     result1.setText("민번이있다 넌누구냐.");
    } else {
     result1.setText("민번없다 ㅠㅠ");
    }

    et1.setText("");
    et2.setText("");

   }
  });

 }
}

 

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal" >

        <EditText
            android:id="@+id/et1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:inputType="number"
            android:maxLength="6"
            android:hint="주민번호 앞자리" />

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="3"
            android:gravity="center"
            android:text="-" />

        <EditText
            android:id="@+id/et2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:inputType="number"
            android:maxLength="7"
            android:hint="주민번호 뒷자리" />
    </LinearLayout>

    <Button
        android:id="@+id/btn1"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="검사하기" />

    <TextView
        android:id="@+id/tv1"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:gravity="center" />
   <EditText
            android:id="@+id/result1"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:inputType="text"
 />
</LinearLayout>