StringNumber.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2016 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.math;
 
public class StringNumber {
  
  public static Integer toInteger(String value) {
    try {
      return Integer.parseInt(value);
    } catch(NumberFormatException ex) {
      return null;
    }
  }
 
  public static Long toLong(String value) {
    try {
      return Long.parseLong(value);
    } catch(NumberFormatException ex) {
      return null;
    }
  }
 
  public static Double toDouble(String value) {
    try {
      return Double.parseDouble(value);
    } catch(NumberFormatException ex) {
      return null;
    }
  }
 
  public static Boolean toBoolean(String value) {
    return Boolean.parseBoolean(value);
  }
 
}