Android Open Source - android-edittext-validator Date Validator

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License

The source code is released under:

MIT License

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Java Source Code

package com.andreabaccega.formedittextvalidator;
//from  ww  w .  j a v a  2s  . c o  m
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.annotation.SuppressLint;
import android.text.TextUtils;
import android.widget.EditText;


public class DateValidator extends Validator {
  private String[] formats;
  public DateValidator(String _customErrorMessage, String _format) {
    super(_customErrorMessage);
    formats = TextUtils.isEmpty(_format) ? new String[]{"DefaultDate","DefaultTime","DefaultDateTime"} : _format.split(";") ;
  }

  @SuppressLint("SimpleDateFormat")
  @Override
  public boolean isValid(EditText et) {
    if(TextUtils.isEmpty(et.getText()))
      return true;
    String value = et.getText().toString();
    for(String _format : formats){
      DateFormat format;
      if("DefaultDate".equalsIgnoreCase(_format)){
        format = SimpleDateFormat.getDateInstance();
      } else if("DefaultTime".equalsIgnoreCase(_format)){
        format = SimpleDateFormat.getTimeInstance();
      } else if("DefaultDateTime".equalsIgnoreCase(_format)){
        format = SimpleDateFormat.getDateTimeInstance();
      } else {
        format = new SimpleDateFormat(_format);
      }
      Date date = null;
      try {
        date = format.parse(value);
      } catch (ParseException e) {
        return false;
      }
      if(date != null){
        return true;
      }
    }
    return false;
  }

}

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