Examples with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector used on opensource projects

Example 6 with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector in project hive by apache.

the class TestGenericUDFCeil method testVarchar.

@Test
public void testVarchar() throws HiveException {
    GenericUDFCeil udf = new GenericUDFCeil();
    HiveVarchar vc = new HiveVarchar("32300.004747", 12);
    HiveVarcharWritable input = new HiveVarcharWritable(vc);
    VarcharTypeInfo inputTypeInfo = TypeInfoFactory.getVarcharTypeInfo(12);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo) };
    DeferredObject[] args = { new DeferredJavaObject(input) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.longTypeInfo, oi.getTypeInfo());
    LongWritable res = (LongWritable) udf.evaluate(args);
    Assert.assertEquals(32301L, res.get());
}

Example 7 with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector in project hive by apache.

the class TestGenericUDFCeil method testDecimal.

@Test
public void testDecimal() throws HiveException {
    GenericUDFCeil udf = new GenericUDFCeil();
    HiveDecimalWritable input = new HiveDecimalWritable(HiveDecimal.create("32300.004747"));
    DecimalTypeInfo inputTypeInfo = TypeInfoFactory.getDecimalTypeInfo(11, 6);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo) };
    DeferredObject[] args = { new DeferredJavaObject(input) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.getDecimalTypeInfo(6, 0), oi.getTypeInfo());
    HiveDecimalWritable res = (HiveDecimalWritable) udf.evaluate(args);
    Assert.assertEquals(HiveDecimal.create("32301"), res.getHiveDecimal());
}

Example 8 with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector in project hive by apache.

the class TestGenericUDFFloor method testDecimal.

@Test
public void testDecimal() throws HiveException {
    GenericUDFFloor udf = new GenericUDFFloor();
    HiveDecimalWritable input = new HiveDecimalWritable(HiveDecimal.create("32300.004747"));
    DecimalTypeInfo inputTypeInfo = TypeInfoFactory.getDecimalTypeInfo(11, 6);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputTypeInfo) };
    DeferredObject[] args = { new DeferredJavaObject(input) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.getDecimalTypeInfo(6, 0), oi.getTypeInfo());
    HiveDecimalWritable res = (HiveDecimalWritable) udf.evaluate(args);
    Assert.assertEquals(HiveDecimal.create("32300"), res.getHiveDecimal());
}

Example 9 with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector in project hive by apache.

the class GenericUDFReflect2 method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 2) {
        throw new UDFArgumentLengthException("The function GenericUDFReflect2(arg0,method[,arg1[,arg2]...])" + " accepts 2 or more arguments.");
    }
    if (arguments[0].getCategory() != ObjectInspector.Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(1, "The target instance should be a primitive type.");
    }
    targetOI = (PrimitiveObjectInspector) arguments[0];
    if (!(arguments[1] instanceof StringObjectInspector)) {
        throw new UDFArgumentTypeException(1, "The method name should be string type.");
    }
    if (!(arguments[1] instanceof ConstantObjectInspector)) {
        throw new UDFArgumentTypeException(1, "The method name should be a constant.");
    }
    Text methodName = (Text) ((ConstantObjectInspector) arguments[1]).getWritableConstantValue();
    if (methodName.toString().equals("hashCode") && arguments.length == 2) {
        // it's non-deterministic
        throw new UDFArgumentTypeException(1, "Use hash() UDF instead of this.");
    }
    setupParameterOIs(arguments, 2);
    Class<?> targetClass = PrimitiveObjectInspectorUtils.getTypeEntryFromPrimitiveCategory(targetOI.getPrimitiveCategory()).primitiveJavaClass;
    try {
        method = findMethod(targetClass, methodName.toString(), null, true);
        // Note: type param is not available here.
        PrimitiveTypeEntry typeEntry = getTypeFor(method.getReturnType());
        returnOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(typeEntry.primitiveCategory);
        returnObj = (Writable) returnOI.getPrimitiveWritableClass().newInstance();
    } catch (Exception e) {
        throw new UDFArgumentException(e);
    }
    return returnOI;
}

Example 10 with PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector in project hive by apache.

the class GenericUDFLower method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 1) {
        throw new UDFArgumentLengthException("LOWER requires 1 argument, got " + arguments.length);
    }
    if (arguments[0].getCategory() != Category.PRIMITIVE) {
        throw new UDFArgumentException("LOWER only takes primitive types, got " + argumentOI.getTypeName());
    }
    argumentOI = (PrimitiveObjectInspector) arguments[0];
    stringConverter = new PrimitiveObjectInspectorConverter.StringConverter(argumentOI);
    PrimitiveCategory inputType = argumentOI.getPrimitiveCategory();
    ObjectInspector outputOI = null;
    BaseCharTypeInfo typeInfo;
    switch(inputType) {
        case CHAR:
            // return type should have same length as the input.
            returnType = inputType;
            typeInfo = TypeInfoFactory.getCharTypeInfo(GenericUDFUtils.StringHelper.getFixedStringSizeForType(argumentOI));
            outputOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(typeInfo);
            break;
        case VARCHAR:
            // return type should have same length as the input.
            returnType = inputType;
            typeInfo = TypeInfoFactory.getVarcharTypeInfo(GenericUDFUtils.StringHelper.getFixedStringSizeForType(argumentOI));
            outputOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(typeInfo);
            break;
        default:
            returnType = PrimitiveCategory.STRING;
            outputOI = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
            break;
    }
    returnHelper = new GenericUDFUtils.StringHelper(returnType);
    return outputOI;
}