Example usage for org.apache.cassandra.utils Hex hexToBytes

Introduction

In this page you can find the example usage for org.apache.cassandra.utils Hex hexToBytes.

Prototype

public static byte[] hexToBytes(String str) 

Source Link

Usage

From source file:andromache.config.CassandraConfigHelper.java

License:Apache License

private static KeyRange keyRangeFromString(String st) {
    assert st != null;
    TDeserializer deserializer = new TDeserializer(new TBinaryProtocol.Factory());
    KeyRange keyRange = new KeyRange();
    try {//from w w w. j a  v a  2 s .  c om
        deserializer.deserialize(keyRange, Hex.hexToBytes(st));
    } catch (TException e) {
        throw new RuntimeException(e);
    }
    return keyRange;
}

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From source file:andromache.config.CassandraConfigHelper.java

License:Apache License

private static SlicePredicate predicateFromString(String st) {
    assert st != null;
    TDeserializer deserializer = new TDeserializer(new TBinaryProtocol.Factory());
    SlicePredicate predicate = new SlicePredicate();
    try {/*from   w w w.  j a  va 2  s .c om*/
        deserializer.deserialize(predicate, Hex.hexToBytes(st));
    } catch (TException e) {
        throw new RuntimeException(e);
    }
    return predicate;
}

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From source file:com.dse.pig.udfs.AbstractCassandraStorage.java

License:Apache License

/** convert string back to CfDef */
protected static CfDef cfdefFromString(String st) throws IOException {
    assert st != null;
    TDeserializer deserializer = new TDeserializer(new TBinaryProtocol.Factory());
    CfDef cfDef = new CfDef();
    try {/*  w  ww.  jav  a 2s  .  co  m*/
        deserializer.deserialize(cfDef, Hex.hexToBytes(st));
    } catch (TException e) {
        throw new IOException(e);
    }
    return cfDef;
}

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From source file:com.stratio.cassandra.index.schema.ColumnMapperBlob.java

License:Apache License

/** {@inheritDoc} */
@Override//from   w w w.ja v a2 s.c  o m
public String indexValue(String name, Object value) {
    if (value == null) {
        return null;
    } else if (value instanceof ByteBuffer) {
        ByteBuffer bb = (ByteBuffer) value;
        return ByteBufferUtils.toHex(bb);
    } else if (value instanceof byte[]) {
        byte[] bytes = (byte[]) value;
        return ByteBufferUtils.toHex(bytes);
    } else if (value instanceof String) {
        String string = (String) value;
        string = string.replaceFirst("0x", "");
        byte[] bytes = Hex.hexToBytes(string);
        return Hex.bytesToHex(bytes);
    } else {
        throw new IllegalArgumentException(String.format("Value '%s' cannot be cast to byte array", value));
    }
}

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From source file:com.stratio.cassandra.index.schema.ColumnMapperBlobTest.java

License:Apache License

@Test
public void testValueBytes() {
    ColumnMapperBlob mapper = new ColumnMapperBlob();
    byte[] bytes = Hex.hexToBytes("f1");
    String parsed = mapper.indexValue("test", bytes);
    Assert.assertEquals("f1", parsed);
}

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From source file:com.stratio.cassandra.lucene.schema.mapping.BlobMapper.java

License:Apache License

/** {@inheritDoc} */
@Override/*w w  w  . j a v a2s . c  om*/
public String base(String name, Object value) {
    if (value == null) {
        return null;
    } else if (value instanceof ByteBuffer) {
        ByteBuffer bb = (ByteBuffer) value;
        return ByteBufferUtils.toHex(bb);
    } else if (value instanceof byte[]) {
        byte[] bytes = (byte[]) value;
        return ByteBufferUtils.toHex(bytes);
    } else if (value instanceof String) {
        String string = (String) value;
        string = string.replaceFirst("0x", "");
        byte[] bytes = Hex.hexToBytes(string);
        return Hex.bytesToHex(bytes);
    } else {
        return error("Field '%s' requires a byte array, but found '%s'", name, value);
    }
}

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From source file:com.stratio.cassandra.lucene.schema.mapping.BlobMapperTest.java

License:Apache License

@Test
public void testValueBytes() {
    BlobMapper mapper = new BlobMapper("field", null, null);
    byte[] bytes = Hex.hexToBytes("f1");
    String parsed = mapper.base("test", bytes);
    assertEquals("f1", parsed);
}

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From source file:org.apache.hadoop.hive.cassandra.CassandraPushdownPredicate.java

License:Apache License

/**
 * Serialize a set of ColumnDefs for indexed columns, read
 * from Job configuration/*w w w . ja  va  2  s .c  o m*/
 *
 * @param serialized column metadata
 * @return list of column metadata objects which may be empty, but not null
 */
public static Set<ColumnDef> deserializeIndexedColumns(String serialized) {
    Set<ColumnDef> columns = new HashSet<ColumnDef>();
    if (null == serialized) {
        return columns;
    }

    Iterable<String> strings = Splitter.on(AbstractCassandraSerDe.DELIMITER).omitEmptyStrings().trimResults()
            .split(serialized);
    TDeserializer deserializer = new TDeserializer(new TBinaryProtocol.Factory());
    for (String encoded : strings) {
        ColumnDef column = new ColumnDef();
        try {
            logger.info("Encoded column def: " + encoded);
            deserializer.deserialize(column, Hex.hexToBytes(encoded));
        } catch (TException e) {
            logger.warn("Error deserializing indexed column definition", e);
        }
        if (null == column.getName() || null == column.validation_class) {
            continue;
        }
        columns.add(column);
    }
    return columns;
}

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From source file:org.apache.hadoop.hive.cassandra.ql.udf.UDFHexToBytes.java

License:Apache License

public BytesWritable evaluate(Text text) {
    return new BytesWritable(Hex.hexToBytes(new String(text.getBytes())));
}

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