Example usage for java.util.concurrent.atomic LongAdder doubleValue

Introduction

In this page you can find the example usage for java.util.concurrent.atomic LongAdder doubleValue.

Prototype

public double doubleValue() 

Source Link

Document

Returns the #sum as a double after a widening primitive conversion.

Usage

From source file:edu.rit.flick.DefaultFlickFile.java

@Override
public File inflate(final Configuration configuration, final File fileIn, final File fileOut) {
    try {//w w  w. j  a  v a  2  s . c o  m
        if (!getDefaultDeflatedExtension().endsWith(Files.getFileExtension(fileIn.getName()))) {
            final File decompressedFile = archiveFile(fileIn, true);

            if (decompressedFile != null && configuration.getFlag(DELETE_FLAG))
                if (!FileUtils.deleteQuietly(fileIn))
                    System.err.printf(FILE_COULD_NOT_BE_DELETED_WARNING_FORMAT, fileIn.getPath());

            return decompressedFile;
        }

        final LongAdder unzippedContentsSize = new LongAdder();

        final long inputFileSize = FileUtils.sizeOf(fileIn);
        final long t0 = System.currentTimeMillis();

        flickFile.extractAll(fileOut.getPath());

        final RandomAccessFile raf = new RandomAccessFile(flickFile.getFile(), InternalZipConstants.READ_MODE);

        final HeaderReader hr = new HeaderReader(raf);
        final ZipModel zm = hr.readAllHeaders();
        final CentralDirectory centralDirectory = zm.getCentralDirectory();
        @SuppressWarnings("unchecked")
        final List<FileHeader> fhs = Collections.checkedList(centralDirectory.getFileHeaders(),
                FileHeader.class);

        final List<File> files = fhs.stream().map(fh -> {
            final File file = FileUtils.getFile(fileOut.getPath(), File.separator, fh.getFileName());
            unzippedContentsSize.add(file.length());
            return file;
        }).collect(Collectors.toList());

        if (!configuration.getFlag(KEEP_ZIPPED_FLAG))
            // Traverse directory and look for files to decompress
            for (final File file : files) {
                File decompressedFile = null;
                if (!file.isDirectory())
                    decompressedFile = archiveFile(file, false);

                if (decompressedFile != null) {
                    unzippedContentsSize.add(-FileUtils.sizeOf(file));
                    unzippedContentsSize.add(FileUtils.sizeOf(decompressedFile));
                    file.delete();
                }
            }

        raf.close();

        if (configuration.getFlag(DELETE_FLAG))
            if (!FileUtils.deleteQuietly(fileIn))
                System.err.printf(FILE_COULD_NOT_BE_DELETED_WARNING_FORMAT, fileIn.getPath());

        final double overallTime = (System.currentTimeMillis() - t0) / 1000d;

        if (configuration.getFlag(VERBOSE_FLAG)) {
            // Get the percent deflation on the compressed file
            final double percDeflated = 100 * unzippedContentsSize.doubleValue() / inputFileSize;

            System.out.printf(VERBOSE_DECOMPRESSION_INFO_FORMAT, fileIn.getName(), overallTime, percDeflated);
        }
    } catch (final Exception e) {
        e.printStackTrace();
    }

    return fileOut;
}

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