Java Code Examples for org.apache.hadoop.util.NativeCodeLoader#buildSupportsSnappy()

The following examples show how to use org.apache.hadoop.util.NativeCodeLoader#buildSupportsSnappy() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: SnappyCodec.java From hadoop with Apache License 2.0

6 votes

/**
 * Are the native snappy libraries loaded & initialized?
 */
public static void checkNativeCodeLoaded() {
    if (!NativeCodeLoader.isNativeCodeLoaded() ||
        !NativeCodeLoader.buildSupportsSnappy()) {
      throw new RuntimeException("native snappy library not available: " +
          "this version of libhadoop was built without " +
          "snappy support.");
    }
    if (!SnappyCompressor.isNativeCodeLoaded()) {
      throw new RuntimeException("native snappy library not available: " +
          "SnappyCompressor has not been loaded.");
    }
    if (!SnappyDecompressor.isNativeCodeLoaded()) {
      throw new RuntimeException("native snappy library not available: " +
          "SnappyDecompressor has not been loaded.");
    }
}

Example 2

Source File: TestNativeCodeLoader.java From hadoop with Apache License 2.0

6 votes

@Test
public void testNativeCodeLoaded() {
  if (requireTestJni() == false) {
    LOG.info("TestNativeCodeLoader: libhadoop.so testing is not required.");
    return;
  }
  if (!NativeCodeLoader.isNativeCodeLoaded()) {
    fail("TestNativeCodeLoader: libhadoop.so testing was required, but " +
        "libhadoop.so was not loaded.");
  }
  assertFalse(NativeCodeLoader.getLibraryName().isEmpty());
  // library names are depended on platform and build envs
  // so just check names are available
  assertFalse(ZlibFactory.getLibraryName().isEmpty());
  if (NativeCodeLoader.buildSupportsSnappy()) {
    assertFalse(SnappyCodec.getLibraryName().isEmpty());
  }
  if (NativeCodeLoader.buildSupportsOpenssl()) {
    assertFalse(OpensslCipher.getLibraryName().isEmpty());
  }
  assertFalse(Lz4Codec.getLibraryName().isEmpty());
  LOG.info("TestNativeCodeLoader: libhadoop.so is loaded.");
}

Example 3

Source File: SnappyCodec.java From big-c with Apache License 2.0

6 votes

/**
 * Are the native snappy libraries loaded & initialized?
 */
public static void checkNativeCodeLoaded() {
    if (!NativeCodeLoader.isNativeCodeLoaded() ||
        !NativeCodeLoader.buildSupportsSnappy()) {
      throw new RuntimeException("native snappy library not available: " +
          "this version of libhadoop was built without " +
          "snappy support.");
    }
    if (!SnappyCompressor.isNativeCodeLoaded()) {
      throw new RuntimeException("native snappy library not available: " +
          "SnappyCompressor has not been loaded.");
    }
    if (!SnappyDecompressor.isNativeCodeLoaded()) {
      throw new RuntimeException("native snappy library not available: " +
          "SnappyDecompressor has not been loaded.");
    }
}

Example 4

Source File: TestNativeCodeLoader.java From big-c with Apache License 2.0

6 votes

@Test
public void testNativeCodeLoaded() {
  if (requireTestJni() == false) {
    LOG.info("TestNativeCodeLoader: libhadoop.so testing is not required.");
    return;
  }
  if (!NativeCodeLoader.isNativeCodeLoaded()) {
    fail("TestNativeCodeLoader: libhadoop.so testing was required, but " +
        "libhadoop.so was not loaded.");
  }
  assertFalse(NativeCodeLoader.getLibraryName().isEmpty());
  // library names are depended on platform and build envs
  // so just check names are available
  assertFalse(ZlibFactory.getLibraryName().isEmpty());
  if (NativeCodeLoader.buildSupportsSnappy()) {
    assertFalse(SnappyCodec.getLibraryName().isEmpty());
  }
  if (NativeCodeLoader.buildSupportsOpenssl()) {
    assertFalse(OpensslCipher.getLibraryName().isEmpty());
  }
  assertFalse(Lz4Codec.getLibraryName().isEmpty());
  LOG.info("TestNativeCodeLoader: libhadoop.so is loaded.");
}

Example 5

Source File: NativeLibraryChecker.java From hadoop with Apache License 2.0

4 votes

/**
 * A tool to test native library availability, 
 */
public static void main(String[] args) {
  String usage = "NativeLibraryChecker [-a|-h]\n"
      + "  -a  use -a to check all libraries are available\n"
      + "      by default just check hadoop library (and\n"
      + "      winutils.exe on Windows OS) is available\n"
      + "      exit with error code 1 if check failed\n"
      + "  -h  print this message\n";
  if (args.length > 1 ||
      (args.length == 1 &&
          !(args[0].equals("-a") || args[0].equals("-h")))) {
    System.err.println(usage);
    ExitUtil.terminate(1);
  }
  boolean checkAll = false;
  if (args.length == 1) {
    if (args[0].equals("-h")) {
      System.out.println(usage);
      return;
    }
    checkAll = true;
  }
  Configuration conf = new Configuration();
  boolean nativeHadoopLoaded = NativeCodeLoader.isNativeCodeLoaded();
  boolean zlibLoaded = false;
  boolean snappyLoaded = false;
  // lz4 is linked within libhadoop
  boolean lz4Loaded = nativeHadoopLoaded;
  boolean bzip2Loaded = Bzip2Factory.isNativeBzip2Loaded(conf);
  boolean openSslLoaded = false;
  boolean winutilsExists = false;

  String openSslDetail = "";
  String hadoopLibraryName = "";
  String zlibLibraryName = "";
  String snappyLibraryName = "";
  String lz4LibraryName = "";
  String bzip2LibraryName = "";
  String winutilsPath = null;

  if (nativeHadoopLoaded) {
    hadoopLibraryName = NativeCodeLoader.getLibraryName();
    zlibLoaded = ZlibFactory.isNativeZlibLoaded(conf);
    if (zlibLoaded) {
      zlibLibraryName = ZlibFactory.getLibraryName();
    }
    snappyLoaded = NativeCodeLoader.buildSupportsSnappy() &&
        SnappyCodec.isNativeCodeLoaded();
    if (snappyLoaded && NativeCodeLoader.buildSupportsSnappy()) {
      snappyLibraryName = SnappyCodec.getLibraryName();
    }
    if (OpensslCipher.getLoadingFailureReason() != null) {
      openSslDetail = OpensslCipher.getLoadingFailureReason();
      openSslLoaded = false;
    } else {
      openSslDetail = OpensslCipher.getLibraryName();
      openSslLoaded = true;
    }
    if (lz4Loaded) {
      lz4LibraryName = Lz4Codec.getLibraryName();
    }
    if (bzip2Loaded) {
      bzip2LibraryName = Bzip2Factory.getLibraryName(conf);
    }
  }

  // winutils.exe is required on Windows
  winutilsPath = Shell.getWinUtilsPath();
  if (winutilsPath != null) {
    winutilsExists = true;
  } else {
    winutilsPath = "";
  }

  System.out.println("Native library checking:");
  System.out.printf("hadoop:  %b %s%n", nativeHadoopLoaded, hadoopLibraryName);
  System.out.printf("zlib:    %b %s%n", zlibLoaded, zlibLibraryName);
  System.out.printf("snappy:  %b %s%n", snappyLoaded, snappyLibraryName);
  System.out.printf("lz4:     %b %s%n", lz4Loaded, lz4LibraryName);
  System.out.printf("bzip2:   %b %s%n", bzip2Loaded, bzip2LibraryName);
  System.out.printf("openssl: %b %s%n", openSslLoaded, openSslDetail);
  if (Shell.WINDOWS) {
    System.out.printf("winutils: %b %s%n", winutilsExists, winutilsPath);
  }

  if ((!nativeHadoopLoaded) || (Shell.WINDOWS && (!winutilsExists)) ||
      (checkAll && !(zlibLoaded && snappyLoaded && lz4Loaded && bzip2Loaded))) {
    // return 1 to indicated check failed
    ExitUtil.terminate(1);
  }
}

Example 6

Source File: NativeLibraryChecker.java From big-c with Apache License 2.0

4 votes

/**
 * A tool to test native library availability, 
 */
public static void main(String[] args) {
  String usage = "NativeLibraryChecker [-a|-h]\n"
      + "  -a  use -a to check all libraries are available\n"
      + "      by default just check hadoop library (and\n"
      + "      winutils.exe on Windows OS) is available\n"
      + "      exit with error code 1 if check failed\n"
      + "  -h  print this message\n";
  if (args.length > 1 ||
      (args.length == 1 &&
          !(args[0].equals("-a") || args[0].equals("-h")))) {
    System.err.println(usage);
    ExitUtil.terminate(1);
  }
  boolean checkAll = false;
  if (args.length == 1) {
    if (args[0].equals("-h")) {
      System.out.println(usage);
      return;
    }
    checkAll = true;
  }
  Configuration conf = new Configuration();
  boolean nativeHadoopLoaded = NativeCodeLoader.isNativeCodeLoaded();
  boolean zlibLoaded = false;
  boolean snappyLoaded = false;
  // lz4 is linked within libhadoop
  boolean lz4Loaded = nativeHadoopLoaded;
  boolean bzip2Loaded = Bzip2Factory.isNativeBzip2Loaded(conf);
  boolean openSslLoaded = false;
  boolean winutilsExists = false;

  String openSslDetail = "";
  String hadoopLibraryName = "";
  String zlibLibraryName = "";
  String snappyLibraryName = "";
  String lz4LibraryName = "";
  String bzip2LibraryName = "";
  String winutilsPath = null;

  if (nativeHadoopLoaded) {
    hadoopLibraryName = NativeCodeLoader.getLibraryName();
    zlibLoaded = ZlibFactory.isNativeZlibLoaded(conf);
    if (zlibLoaded) {
      zlibLibraryName = ZlibFactory.getLibraryName();
    }
    snappyLoaded = NativeCodeLoader.buildSupportsSnappy() &&
        SnappyCodec.isNativeCodeLoaded();
    if (snappyLoaded && NativeCodeLoader.buildSupportsSnappy()) {
      snappyLibraryName = SnappyCodec.getLibraryName();
    }
    if (OpensslCipher.getLoadingFailureReason() != null) {
      openSslDetail = OpensslCipher.getLoadingFailureReason();
      openSslLoaded = false;
    } else {
      openSslDetail = OpensslCipher.getLibraryName();
      openSslLoaded = true;
    }
    if (lz4Loaded) {
      lz4LibraryName = Lz4Codec.getLibraryName();
    }
    if (bzip2Loaded) {
      bzip2LibraryName = Bzip2Factory.getLibraryName(conf);
    }
  }

  // winutils.exe is required on Windows
  winutilsPath = Shell.getWinUtilsPath();
  if (winutilsPath != null) {
    winutilsExists = true;
  } else {
    winutilsPath = "";
  }

  System.out.println("Native library checking:");
  System.out.printf("hadoop:  %b %s%n", nativeHadoopLoaded, hadoopLibraryName);
  System.out.printf("zlib:    %b %s%n", zlibLoaded, zlibLibraryName);
  System.out.printf("snappy:  %b %s%n", snappyLoaded, snappyLibraryName);
  System.out.printf("lz4:     %b %s%n", lz4Loaded, lz4LibraryName);
  System.out.printf("bzip2:   %b %s%n", bzip2Loaded, bzip2LibraryName);
  System.out.printf("openssl: %b %s%n", openSslLoaded, openSslDetail);
  if (Shell.WINDOWS) {
    System.out.printf("winutils: %b %s%n", winutilsExists, winutilsPath);
  }

  if ((!nativeHadoopLoaded) || (Shell.WINDOWS && (!winutilsExists)) ||
      (checkAll && !(zlibLoaded && snappyLoaded && lz4Loaded && bzip2Loaded))) {
    // return 1 to indicated check failed
    ExitUtil.terminate(1);
  }
}