Java Size Format format(long size)

Description

format

License

Apache License

Declaration

public static String format(long size) 

Method Source Code

//package com.java2s;
/*//from  w ww  .j  av  a 2 s  .co m
 * Copyright (C) 2015 the original author or authors.
 *
 * Licensed 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.
 */

import java.text.DecimalFormat;

public class Main {
    public static String format(long size) {
        DecimalFormat df = new DecimalFormat("0.00");

        float sizeK = 1024.0f;
        float sizeM = sizeK * sizeK;
        float sizeG = sizeM * sizeK;
        float sizeT = sizeG * sizeK;

        if (size < sizeM) {
            return df.format(size / sizeK) + " KB";
        }

        if (size < sizeG) {
            return df.format(size / sizeM) + " MB";
        }

        if (size < sizeT) {
            return df.format(size / sizeG) + " GB";
        }

        return "";
    }
}

Related

1. formatBinarySize(final long l)
2. formatBytes(double size)
3. formatBytes(long size)
4. formatByteSize(long bytes)