Example usage for org.apache.commons.lang ArrayUtils EMPTY_BYTE_ARRAY

Introduction

In this page you can find the example usage for org.apache.commons.lang ArrayUtils EMPTY_BYTE_ARRAY.

Prototype

null EMPTY_BYTE_ARRAY

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Document

An empty immutable byte array.

Usage

From source file:org.lab41.hbase.TitanHbaseThreePartSplitter.java

public HTableDescriptor createAndSplitTable(String tableName, HBaseAdmin hBaseAdmin, Configuration conf)
        throws IOException {

    int numSplits = conf.getInt(NUM_SPLITS_KEY, NUM_SPLITS_DEFAULT);
    logger.info("Splitting! " + numSplits);
    HTableDescriptor hTableDescriptor = new HTableDescriptor(tableName);

    byte[] lowStart = ArrayUtils.EMPTY_BYTE_ARRAY;
    byte[] lowEnd = new byte[] { 0x01, (byte) 0x00, (int) 0x00, (byte) 0x00, 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00 };
    byte[][] lowsplits = Bytes.split(lowStart, lowEnd, (int) Math.ceil(numSplits * 0.05));
    //remove endpointsj
    lowsplits = Arrays.copyOfRange(lowsplits, 1, lowsplits.length - 1);

    byte[] midStart = new byte[] { 0x01, (byte) 0x00, (int) 0x00, (byte) 0x00, 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00 };
    byte[] midEnd = new byte[] { (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00 };
    byte[][] midsplits = Bytes.split(midStart, midEnd, (int) Math.ceil(numSplits * 0.25));
    midsplits = Arrays.copyOfRange(midsplits, 0, midsplits.length - 1);

    byte[] highStart = new byte[] { 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
    byte[] highEnd = new byte[] { (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
            (byte) 0xff, (byte) 0xff };
    byte[][] highsplits = Bytes.split(highStart, highEnd, (int) Math.ceil(numSplits * 0.60));
    highsplits = Arrays.copyOfRange(highsplits, 0, highsplits.length - 1);

    byte[][] splits = new byte[lowsplits.length + midsplits.length + highsplits.length][8];

    int i;/*from   w w w .  j a  va2s .  co m*/
    for (i = 0; i < lowsplits.length; i++) {
        splits[i] = lowsplits[i];
    }

    for (i = 0; i < midsplits.length; i++) {
        splits[i + lowsplits.length] = midsplits[i];
    }

    for (i = 0; i < highsplits.length; i++) {
        splits[i + lowsplits.length + midsplits.length] = highsplits[i];
    }

    //debug loop
    logger.info("Splits : " + splits.length);
    for (int j = 0; j < splits.length; j++) {
        logger.info("createAndSplitTable" + Hex.encodeHexString(splits[j]) + " Bytes.toBytesString : "
                + Bytes.toStringBinary(splits[j]));
    }

    hBaseAdmin.createTable(hTableDescriptor, splits);
    return hTableDescriptor;

}

---

From source file:org.lab41.hbase.TitanHbaseThreePartSplitter2.java

public HTableDescriptor createAndSplitTable(String tableName, HBaseAdmin hBaseAdmin, Configuration conf)
        throws IOException {

    int numSplits = conf.getInt(NUM_SPLITS_KEY, NUM_SPLITS_DEFAULT);
    logger.info("Splitting! " + numSplits);
    HTableDescriptor hTableDescriptor = new HTableDescriptor(tableName);

    byte[] lowStart = ArrayUtils.EMPTY_BYTE_ARRAY;
    byte[] lowEnd = new byte[] { 0x01, (byte) 0x00, (int) 0x00, (byte) 0x00, 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00 };
    byte[][] lowsplits = Bytes.split(lowStart, lowEnd, (int) Math.ceil(numSplits * 0.50));
    //remove endpointsj
    lowsplits = Arrays.copyOfRange(lowsplits, 1, lowsplits.length - 1);

    byte[] midStart = new byte[] { 0x01, (byte) 0x00, (int) 0x00, (byte) 0x00, 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00 };
    byte[] midEnd = new byte[] { (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00 };
    byte[][] midsplits = Bytes.split(midStart, midEnd, (int) Math.ceil(numSplits * 0.25));
    midsplits = Arrays.copyOfRange(midsplits, 0, midsplits.length - 1);

    byte[] highStart = new byte[] { 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
    byte[] highEnd = new byte[] { (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
            (byte) 0xff, (byte) 0xff };
    byte[][] highsplits = Bytes.split(highStart, highEnd, (int) Math.ceil(numSplits * 0.25));
    highsplits = Arrays.copyOfRange(highsplits, 0, highsplits.length - 1);

    byte[][] splits = new byte[lowsplits.length + midsplits.length + highsplits.length][8];

    int i;//from   ww  w  . ja  v a 2s  .com
    for (i = 0; i < lowsplits.length; i++) {
        splits[i] = lowsplits[i];
    }

    for (i = 0; i < midsplits.length; i++) {
        splits[i + lowsplits.length] = midsplits[i];
    }

    for (i = 0; i < highsplits.length; i++) {
        splits[i + lowsplits.length + midsplits.length] = highsplits[i];
    }

    //debug loop
    logger.info("Splits : " + splits.length);
    for (int j = 0; j < splits.length; j++) {
        logger.info("createAndSplitTable" + Hex.encodeHexString(splits[j]) + " Bytes.toBytesString : "
                + Bytes.toStringBinary(splits[j]));
    }

    hBaseAdmin.createTable(hTableDescriptor, splits);
    return hTableDescriptor;

}

---

From source file:org.marketcetera.util.exec.ExecTest.java

@Test
public void stdOutDisposition() throws Exception {
    Redirector result = Redirector.get(Disposition.STDOUT);
    assertEquals(TEST_EXIT_CODE, result.getExitCode());
    assertArrayEquals(TEST_OUTPUT, result.getStdOut());
    assertArrayEquals(ArrayUtils.EMPTY_BYTE_ARRAY, result.getStdErr());
    assertNull(result.getOutput());/*from   w  w  w. ja  v  a2  s.c om*/
}

---

From source file:org.marketcetera.util.exec.ExecTest.java

@Test
public void stdErrDisposition() throws Exception {
    Redirector result = Redirector.get(Disposition.STDERR);
    assertEquals(TEST_EXIT_CODE, result.getExitCode());
    assertArrayEquals(ArrayUtils.EMPTY_BYTE_ARRAY, result.getStdOut());
    assertArrayEquals(TEST_OUTPUT, result.getStdErr());
    assertNull(result.getOutput());/*from   ww  w  .  j  a  v  a2  s  . c o  m*/
}

---

From source file:org.marketcetera.util.exec.ExecTest.java

@Test
public void memoryDisposition() throws Exception {
    Redirector result = Redirector.get(Disposition.MEMORY);
    assertEquals(TEST_EXIT_CODE, result.getExitCode());
    assertArrayEquals(ArrayUtils.EMPTY_BYTE_ARRAY, result.getStdOut());
    assertArrayEquals(ArrayUtils.EMPTY_BYTE_ARRAY, result.getStdErr());
    assertArrayEquals(TEST_OUTPUT, result.getOutput());
}

---

From source file:org.marketcetera.util.unicode.DecoderTestBase.java

@Override
protected void testNative() throws Exception {
    testDecode(HELLO_EN_NAT, HELLO_EN);//from ww w.  j av a2  s  . c  om
    testDecode(null, HELLO_EN_NAT, HELLO_EN);
    testDecode(null, null, HELLO_EN_NAT, HELLO_EN);

    testDecode(ArrayUtils.EMPTY_BYTE_ARRAY, StringUtils.EMPTY);
    testDecode(null, ArrayUtils.EMPTY_BYTE_ARRAY, StringUtils.EMPTY);
    testDecode(null, null, ArrayUtils.EMPTY_BYTE_ARRAY, StringUtils.EMPTY);
}

---

From source file:org.marketcetera.util.unicode.DecoderTestBase.java

@Override
protected void testSignatureCharset(SignatureCharset sc, byte[] bytes) throws Exception {
    testDecode(sc, bytes, COMBO);//from   ww w . ja  v a  2  s .co  m
    testDecode(sc, ArrayUtils.EMPTY_BYTE_ARRAY, StringUtils.EMPTY);
}

---

From source file:org.marketcetera.util.unicode.DecoderTestBase.java

@Override
protected void testStrategy(DecodingStrategy strategy, SignatureCharset sc, String string, byte[] bytes)
        throws Exception {
    testDecode(strategy, sc, bytes, string);
    testDecode(strategy, sc, ArrayUtils.EMPTY_BYTE_ARRAY, StringUtils.EMPTY);
    testDecode(strategy, SignatureCharset.UTF8_UTF8, ArrayUtils.addAll(Signature.UTF8.getMark(), COMBO_UTF8),
            COMBO);//from ww  w  .j av a2  s  . c  om
    testDecode(strategy, SignatureCharset.UTF16BE_UTF16BE,
            ArrayUtils.addAll(Signature.UTF16BE.getMark(), COMBO_UTF16BE), COMBO);
    testDecode(strategy, SignatureCharset.UTF16LE_UTF16LE,
            ArrayUtils.addAll(Signature.UTF16LE.getMark(), COMBO_UTF16LE), COMBO);
    testDecode(strategy, SignatureCharset.UTF32BE_UTF32BE,
            ArrayUtils.addAll(Signature.UTF32BE.getMark(), COMBO_UTF32BE), COMBO);
    testDecode(strategy, SignatureCharset.UTF32LE_UTF32LE,
            ArrayUtils.addAll(Signature.UTF32LE.getMark(), COMBO_UTF32LE), COMBO);
}

---

From source file:org.marketcetera.util.unicode.FileEncoderFileTest.java

@Override
protected void testEncode(byte[] bytes, String string) throws Exception {
    super.testEncode(bytes, string);

    int halfLength = string.length() / 2;
    String firstPart = string.substring(0, halfLength);
    String secondPart = string.substring(halfLength);
    encode(new WriterCreator() {
        @Override/*from w w  w  .  jav a 2s .com*/
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), false);
        }
    }, null, null, firstPart);
    assertArrayEquals(bytes, encode(new WriterCreator() {
        @Override
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), true);
        }
    }, null, null, secondPart));

    Deleter.apply(TEST_FILE);
    CopyBytesUtils.copy(ArrayUtils.EMPTY_BYTE_ARRAY, TEST_FILE);
    assertArrayEquals(bytes, encode(new WriterCreator() {
        @Override
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), true);
        }
    }, null, null, string));
}

---

From source file:org.marketcetera.util.unicode.FileEncoderFileTest.java

@Override
protected void testEncode(final SignatureCharset sc, byte[] bytes, String string) throws Exception {
    super.testEncode(sc, bytes, string);

    int halfLength = string.length() / 2;
    String firstPart = string.substring(0, halfLength);
    String secondPart = string.substring(halfLength);
    encode(new WriterCreator() {
        @Override//  w w w.  j a v a  2s  . c om
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), false, sc);
        }
    }, sc, sc, firstPart);
    assertArrayEquals(bytes, encode(new WriterCreator() {
        @Override
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), true, sc);
        }
    }, sc, sc, secondPart));

    Deleter.apply(TEST_FILE);
    CopyBytesUtils.copy(ArrayUtils.EMPTY_BYTE_ARRAY, TEST_FILE);
    assertArrayEquals(bytes, encode(new WriterCreator() {
        @Override
        public UnicodeFileWriter create() throws Exception {
            return new UnicodeFileWriter(new File(TEST_FILE), true, sc);
        }
    }, sc, sc, string));
}

---

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