Example usage for org.apache.commons.compress.archivers.tar TarUtils computeCheckSum

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.tar TarUtils computeCheckSum.

Prototype

public static long computeCheckSum(final byte[] buf) 

Source Link

Document

Compute the checksum of a tar entry header.

Usage

From source file:org.jclouds.docker.features.internal.ArchivesTest.java

@BeforeClass
private void init() throws IOException {
    tmpDir = Files.createTempDir();
    outputDir = Files.createTempDir();
    File sampleFile = writeSampleFile("test", "this is a test to tar a hierarchy of folders and files\n");
    checkSum = TarUtils.computeCheckSum(Files.asByteSource(sampleFile).read());
}

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From source file:org.jclouds.docker.features.internal.ArchivesTest.java

public void testTarSingleFile() throws Exception {
    File archive = Archives.tar(tmpDir, new File(outputDir + File.separator + "test.tar.gz"));
    List<File> untarredFiles = unTar(archive, outputDir);
    File untarredSampleFile = getOnlyElement(untarredFiles, null);
    assertNotNull(untarredSampleFile);/* w  ww .  ja  v a 2s . com*/
    assertTrue(checkSum == TarUtils.computeCheckSum(Files.asByteSource(untarredSampleFile).read()));
}

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