Examples with TypeInfoFactory.doubleTypeInfo org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory.doubleTypeInfo used on opensource projects

Example 46 with TypeInfoFactory.doubleTypeInfo

use of org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory.doubleTypeInfo in project hive by apache.

the class TestGenericUDFOPPlus method testDoublePlusLong.

@Test
public void testDoublePlusLong() throws HiveException {
    GenericUDFOPPlus udf = new GenericUDFOPPlus();
    // Int
    DoubleWritable left = new DoubleWritable(4.5);
    LongWritable right = new LongWritable(10);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableDoubleObjectInspector, PrimitiveObjectInspectorFactory.writableLongObjectInspector };
    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);
    Assert.assertEquals(14.5, res.get(), EPSILON);
}

Example 47 with TypeInfoFactory.doubleTypeInfo

use of org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory.doubleTypeInfo in project hive by apache.

the class GenericUDFBaseNwayCompare method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 2) {
        throw new UDFArgumentLengthException(getFuncName() + " requires at least 2 arguments, got " + arguments.length);
    }
    if (arguments[0].getCategory() != ObjectInspector.Category.PRIMITIVE) {
        throw new UDFArgumentException(getFuncName() + " only takes primitive types, got " + arguments[0].getTypeName());
    }
    argumentOIs = arguments;
    converters = new Converter[arguments.length];
    TypeInfo commonInfo = TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]);
    for (int i = 1; i < arguments.length; i++) {
        PrimitiveTypeInfo currInfo = (PrimitiveTypeInfo) TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[i]);
        commonInfo = FunctionRegistry.getCommonClassForComparison(commonInfo, currInfo);
    }
    resultOI = TypeInfoUtils.getStandardWritableObjectInspectorFromTypeInfo((commonInfo == null) ? TypeInfoFactory.doubleTypeInfo : commonInfo);
    for (int i = 0; i < arguments.length; i++) {
        converters[i] = ObjectInspectorConverters.getConverter(arguments[i], resultOI);
    }
    return resultOI;
}