Java Memory Format formatMemorySize(long arg)

Description

Format a memory size with g/m/k quantifiers into its number representation.

License

Apache License

Parameter

Parameter	Description
arg	a parameter

Declaration

public static String formatMemorySize(long arg) 

Method Source Code

//package com.java2s;
/*//  w ww .j  av  a2s. c om
 * 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 {
    /**
     * Format a memory size with g/m/k quantifiers into its
     * number representation.
     * 
     * @param arg
     * @return
     */
    public static String formatMemorySize(long arg) {
        if (arg >= 1024 * 1024 * 1024)
            return String.format("%d GB", arg / (1024 * 1024 * 1024));
        else if (arg >= 1024 * 1024)
            return String.format("%d MB", arg / (1024 * 1024));
        else if (arg >= 1024)
            return String.format("%d KB", arg / (1024));
        else
            return String.format("%d", arg);
    }
}

Related

1. formatMemory(Integer memory)
2. formatMemory(long mem)