Package org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Examples of org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject

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    GenericUDFDate udf = new GenericUDFDate();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new DateWritable(new Date(109, 06, 30)));
    DeferredObject[] args = {valueObj};
    Text output = (Text) udf.evaluate(args);

    assertEquals("to_date() test for DATEWRITABLE failed ", "2009-07-30", output.toString());
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    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};

    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new Text("2009-07-20 04:17:52"));
    DeferredObject valueObj2 = new DeferredJavaObject(new Integer("2"));
    DeferredObject[] args = {valueObj1, valueObj2};
    Text output = (Text) udf.evaluate(args);

    assertEquals("date_add() test for STRING failed ", "2009-07-22", output.toString());
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    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};

    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new TimestampWritable(new Timestamp(109, 06,
        20, 4, 17, 52, 0)));
    DeferredObject valueObj2 = new DeferredJavaObject(new Integer("3"));
    DeferredObject[] args = {valueObj1, valueObj2};
    Text output = (Text) udf.evaluate(args);

    assertEquals("date_add() test for TIMESTAMP failed ", "2009-07-23", output.toString());
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new IntWritable(107));
    DeferredObject[] args = {valueObj};
    IntWritable output = (IntWritable) udf.evaluate(args);

    assertEquals("abs() test for INT failed ", 107, output.get());
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    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.javaIntObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};


    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new DateWritable(new Date(109, 06, 20)));
    DeferredObject valueObj2 = new DeferredJavaObject(new Integer("4"));
    DeferredObject[] args = {valueObj1, valueObj2};
    Text output = (Text) udf.evaluate(args);

    assertEquals("date_add() test for DATEWRITABLE failed ", "2009-07-24", output.toString());
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableLongObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new LongWritable(107L));
    DeferredObject[] args = {valueObj};
    LongWritable output = (LongWritable) udf.evaluate(args);

    assertEquals("abs() test for LONG failed ", 107, output.get());
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new DoubleWritable(107.78));
    DeferredObject[] args = {valueObj};
    DoubleWritable output = (DoubleWritable) udf.evaluate(args);

    assertEquals("abs() test for Double failed ", 107.78, output.get());
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableFloatObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new FloatWritable(107.78f));
    DeferredObject[] args = {valueObj};
    DoubleWritable output = (DoubleWritable) udf.evaluate(args);

    // Make sure flow and double equality compare works
    assertTrue("abs() test for Float failed ", Math.abs(107.78 - output.get()) < 0.0001);
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new Text("123.45"));
    DeferredObject[] args = {valueObj};
    DoubleWritable output = (DoubleWritable) udf.evaluate(args);

    assertEquals("abs() test for String failed ", "123.45", output.toString());
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    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableHiveDecimalObjectInspector;
    ObjectInspector[] arguments = {valueOI};

    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new HiveDecimalWritable(HiveDecimal.create(
        "107.123456789")));
    DeferredObject[] args = {valueObj};
    HiveDecimalWritable output = (HiveDecimalWritable) udf.evaluate(args);

    assertEquals("abs() test for HiveDecimal failed ", 107.123456789, output.getHiveDecimal()
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Related Classes of org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject

  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFAbs
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFDecode
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFEncode
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFLpad
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFLTrim
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFRpad
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFRTrim
  • org.apache.hadoop.hive.ql.udf.generic.TestGenericUDFTrim
  • org.apache.hadoop.hive.ql.udf.TestGenericUDFDate
  • org.apache.hadoop.hive.ql.udf.TestGenericUDFDateAdd
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