Java Long Number Create toLong(String strVal)

Description

Takes a String and tries to convert to a Long .

License

Apache License

Parameter

Parameter	Description
strVal	the value to be converted

Return

if valid otherwise null

Declaration

private static Long toLong(String strVal) 

Method Source Code

//package com.java2s;
/*//from  ww w  .  j av a 2  s . c  o m
 * 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.
 */

public class Main {
    /**
     * Takes a {@link String} and tries to convert to a {@link Long}.
     *
     * @param strVal the value to be converted
     * @return {@link Long} if valid otherwise null
     */
    private static Long toLong(String strVal) {
        try {
            return Long.parseLong(strVal);
        } catch (NumberFormatException aE) {
            return null;
        }
    }
}

Related

1. toLong(String str, long val)
2. toLong(String string)
3. toLong(String string)
4. toLong(String string)
5. toLong(String string)
6. toLong(String time)
7. toLong(String tStr)
8. toLong(String v, long def)
9. toLong(String val)