1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * See LICENSE.txt included in this distribution for the specific 9 * language governing permissions and limitations under the License. 10 * 11 * When distributing Covered Code, include this CDDL HEADER in each 12 * file and include the License file at LICENSE.txt. 13 * If applicable, add the following below this CDDL HEADER, with the 14 * fields enclosed by brackets "[]" replaced with your own identifying 15 * information: Portions Copyright [yyyy] [name of copyright owner] 16 * 17 * CDDL HEADER END 18 */ 19 20 /* 21 * Copyright (c) 2017, 2020, Chris Fraire <cfraire@me.com>. 22 */ 23 package org.opengrok.indexer.util; 24 25 public class NumberUtil { 26 /** 27 * Parses the specified {@code value} without throwing a checked exception. 28 */ tryParseLong(String value)29 public static Long tryParseLong(String value) { 30 if (value == null) { 31 return null; 32 } 33 try { 34 return Long.parseLong(value); 35 } catch (NumberFormatException e) { 36 return null; 37 } 38 } 39 40 /* private to enforce static */ NumberUtil()41 private NumberUtil() { 42 } 43 } 44