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

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

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    VarcharTypeInfo inputTypeInfo = TypeInfoFactory.getVarcharTypeInfo(12);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo),
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
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    CharTypeInfo inputTypeInfo = TypeInfoFactory.getCharTypeInfo(12);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo),
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
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    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.javaStringObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};

    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new Text("2009-07-20"));
    DeferredObject valueObj2 = new DeferredJavaObject(new Text("2009-07-22"));
    DeferredObject[] args = {valueObj1, valueObj2};
    IntWritable output = (IntWritable) udf.evaluate(args);

    assertEquals("date_iff() test for STRING failed ", "-2", output.toString());

    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));

    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));

    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
  }
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    ObjectInspector valueOI1 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};

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

    assertEquals("datediff() test for TIMESTAMP failed ", "3", output.toString());

    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));

    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));

    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
  }
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    ObjectInspector valueOI2 = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    ObjectInspector[] arguments = {valueOI1, valueOI2};


    udf.initialize(arguments);
    DeferredObject valueObj1 = new DeferredJavaObject(new DateWritable(new Date(109, 06, 20)));
    DeferredObject valueObj2 = new DeferredJavaObject(new DateWritable(new Date(109, 06, 10)));
    DeferredObject[] args = {valueObj1, valueObj2};
    IntWritable output = (IntWritable) udf.evaluate(args);

    assertEquals("datediff() test for DATEWRITABLE failed ", "10", output.toString());

    // Test with null args
    args = new DeferredObject[] { new DeferredJavaObject(null), valueObj2 };
    assertNull("date_add() 1st arg null", udf.evaluate(args));

    args = new DeferredObject[] { valueObj1, new DeferredJavaObject(null) };
    assertNull("date_add() 2nd arg null", udf.evaluate(args));

    args = new DeferredObject[] { new DeferredJavaObject(null), new DeferredJavaObject(null) };
    assertNull("date_add() both args null", udf.evaluate(args));
  }
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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableByteObjectInspector,
        PrimitiveObjectInspectorFactory.writableByteObjectInspector
    };
    DeferredObject[] args = {
        new DeferredJavaObject(b1),
        new DeferredJavaObject(b2),
    };

    udf.initialize(inputOIs);
    ByteWritable b3 = (ByteWritable) udf.evaluate(args);
    Assert.assertNull(b3);
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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableShortObjectInspector,
        PrimitiveObjectInspectorFactory.writableShortObjectInspector
    };
    DeferredObject[] args = {
        new DeferredJavaObject(s1),
        new DeferredJavaObject(s2),
    };

    udf.initialize(inputOIs);
    ShortWritable s3 = (ShortWritable) udf.evaluate(args);
    Assert.assertNull(s3);
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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableIntObjectInspector,
        PrimitiveObjectInspectorFactory.writableIntObjectInspector
    };
    DeferredObject[] args = {
        new DeferredJavaObject(i1),
        new DeferredJavaObject(i2),
    };

    udf.initialize(inputOIs);
    IntWritable i3 = (IntWritable) udf.evaluate(args);
    Assert.assertNull(i3);
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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableLongObjectInspector,
        PrimitiveObjectInspectorFactory.writableLongObjectInspector
    };
    DeferredObject[] args = {
        new DeferredJavaObject(l1),
        new DeferredJavaObject(l2),
    };

    udf.initialize(inputOIs);
    LongWritable l3 = (LongWritable) udf.evaluate(args);
    Assert.assertNull(l3);
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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableFloatObjectInspector,
        PrimitiveObjectInspectorFactory.writableFloatObjectInspector
    };
    DeferredObject[] args = {
        new DeferredJavaObject(f1),
        new DeferredJavaObject(f2),
    };

    udf.initialize(inputOIs);
    DoubleWritable f3 = (DoubleWritable) udf.evaluate(args);
    Assert.assertNull(f3);
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