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/*
* Copyright (C) 2012 The Android Open Source Project
*
* 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.
*/
package com.android.sdklib.util;
import com.android.annotations.NonNull;
/**
* Helper methods to do some format conversions.
*/
public abstract class FormatUtils {
/**
* Converts a byte size to a human readable string,
* for example "3 MiB", "1020 Bytes" or "1.2 GiB".
*
* @param size The byte size to convert.
* @return A new non-null string, with the size expressed in either Bytes
* or KiB or MiB or GiB.
*/
public static @NonNull String byteSizeToString(long size) {
String sizeStr;
if (size < 1024) {
sizeStr = String.format("%d Bytes", size);
} else if (size < 1024 * 1024) {
sizeStr = String.format("%d KiB", Math.round(size / 1024.0));
} else if (size < 1024 * 1024 * 1024) {
sizeStr = String.format("%.1f MiB",
Math.round(10.0 * size / (1024 * 1024.0))/ 10.0);
} else {
sizeStr = String.format("%.1f GiB",
Math.round(10.0 * size / (1024 * 1024 * 1024.0))/ 10.0);
}
return sizeStr;
}
}
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