content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.compileflow.idea.graph.util;
  
  /**
   * Number Utils
   *
   * @author xuan
   * @since 2019/3/19
   */
  public class NumberUtil {
  
      public static String long2Str(Long l) {
          return null == l ? StringUtil.EMPTY : String.valueOf(l);
      }
  
      public static Long str2Long(String str) {
          try {
              return Long.valueOf(str);
          } catch (Exception e) {
              //Ignore
          }
          return null;
      }
  
      public static Integer str2Integer(String str) {
          try {
              return Integer.valueOf(str);
          } catch (Exception e) {
              //Ignore
          }
          return null;
      }
  
  }
  