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

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

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    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(3, 1)),
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(5, 2))
    };
    DeferredObject[] args = {
        new DeferredJavaObject(left),
        new DeferredJavaObject(right),
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.doubleTypeInfo, oi.getTypeInfo());
    DoubleWritable res = (DoubleWritable) udf.evaluate(args);
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    runAndVerify("   ", "", udf);
  }

  private void runAndVerify(String str, String expResult, GenericUDF udf) throws HiveException {

    DeferredObject valueObj = new DeferredJavaObject(new Text(str));
    DeferredObject[] args = { valueObj };
    Text output = (Text) udf.evaluate(args);
    assertEquals("ltrim() test ", expResult, output.toString());
  }
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    ByteWritable input = new ByteWritable((byte) 4);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableByteObjectInspector,
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.byteTypeInfo, oi.getTypeInfo());
    ByteWritable res = (ByteWritable) udf.evaluate(args);
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    ShortWritable input = new ShortWritable((short) 74);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableShortObjectInspector,
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.shortTypeInfo, oi.getTypeInfo());
    ShortWritable res = (ShortWritable) udf.evaluate(args);
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    IntWritable input = new IntWritable(747);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableIntObjectInspector,
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.intTypeInfo, oi.getTypeInfo());
    IntWritable res = (IntWritable) udf.evaluate(args);
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    LongWritable input = new LongWritable(3234747);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableLongObjectInspector,
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.longTypeInfo, oi.getTypeInfo());
    LongWritable res = (LongWritable) udf.evaluate(args);
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    FloatWritable input = new FloatWritable(323.4747f);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableFloatObjectInspector,
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.floatTypeInfo, oi.getTypeInfo());
    FloatWritable res = (FloatWritable) udf.evaluate(args);
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    DoubleWritable input = new DoubleWritable(32300.004747);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableDoubleObjectInspector,
    };
    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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    DecimalTypeInfo inputTypeInfo = TypeInfoFactory.getDecimalTypeInfo(11, 6);
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo),
    };
    DeferredObject[] args = {
        new DeferredJavaObject(input)
    };

    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(inputTypeInfo, oi.getTypeInfo());
    HiveDecimalWritable res = (HiveDecimalWritable) udf.evaluate(args);
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    Text input = new Text("32300.004747");
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableStringObjectInspector,
    };
    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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