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

Example 1 with TypeInfoFactory.byteTypeInfo

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

the class NumericOpMethodResolver method getEvalMethod.

/*
   * (non-Javadoc)
   *
   * @see
   * org.apache.hadoop.hive.ql.exec.UDFMethodResolver#getEvalMethod(java.util
   * .List)
   */
@Override
public Method getEvalMethod(List<TypeInfo> argTypeInfos) throws UDFArgumentException {
    assert (argTypeInfos.size() == 2);
    List<TypeInfo> pTypeInfos = null;
    List<TypeInfo> modArgTypeInfos = new ArrayList<TypeInfo>();
    // in string form should always be convertible into either of those
    if (argTypeInfos.get(0).equals(TypeInfoFactory.stringTypeInfo) || argTypeInfos.get(1).equals(TypeInfoFactory.stringTypeInfo)) {
        // complete the operation in that type.
        if (argTypeInfos.get(0).equals(TypeInfoFactory.decimalTypeInfo) || argTypeInfos.get(1).equals(TypeInfoFactory.decimalTypeInfo)) {
            modArgTypeInfos.add(TypeInfoFactory.decimalTypeInfo);
            modArgTypeInfos.add(TypeInfoFactory.decimalTypeInfo);
        } else {
            modArgTypeInfos.add(TypeInfoFactory.doubleTypeInfo);
            modArgTypeInfos.add(TypeInfoFactory.doubleTypeInfo);
        }
    } else {
        // resolve to type T
        for (int i = 0; i < 2; i++) {
            if (argTypeInfos.get(i).equals(TypeInfoFactory.voidTypeInfo)) {
                modArgTypeInfos.add(TypeInfoFactory.byteTypeInfo);
            } else {
                modArgTypeInfos.add(argTypeInfos.get(i));
            }
        }
    }
    TypeInfo commonType = FunctionRegistry.getCommonClass(modArgTypeInfos.get(0), modArgTypeInfos.get(1));
    if (commonType == null) {
        throw new UDFArgumentException("Unable to find a common class between" + "types " + modArgTypeInfos.get(0).getTypeName() + " and " + modArgTypeInfos.get(1).getTypeName());
    }
    pTypeInfos = new ArrayList<TypeInfo>();
    pTypeInfos.add(commonType);
    pTypeInfos.add(commonType);
    Method udfMethod = null;
    for (Method m : Arrays.asList(udfClass.getMethods())) {
        if (m.getName().equals("evaluate")) {
            List<TypeInfo> argumentTypeInfos = TypeInfoUtils.getParameterTypeInfos(m, pTypeInfos.size());
            if (argumentTypeInfos == null) {
                // null means the method does not accept number of arguments passed.
                continue;
            }
            boolean match = (argumentTypeInfos.size() == pTypeInfos.size());
            for (int i = 0; i < pTypeInfos.size() && match; i++) {
                TypeInfo accepted = argumentTypeInfos.get(i);
                if (!accepted.accept(pTypeInfos.get(i))) {
                    match = false;
                }
            }
            if (match) {
                if (udfMethod != null) {
                    throw new AmbiguousMethodException(udfClass, argTypeInfos, Arrays.asList(new Method[] { udfMethod, m }));
                } else {
                    udfMethod = m;
                }
            }
        }
    }
    if (udfMethod == null) {
        throw new NoMatchingMethodException(udfClass, argTypeInfos, null);
    }
    return udfMethod;
}

Example 2 with TypeInfoFactory.byteTypeInfo

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

the class TestGenericUDFNullif method testByteTypeEq.

@Test
public void testByteTypeEq() throws HiveException {
    GenericUDFNullif udf = new GenericUDFNullif();
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableByteObjectInspector, PrimitiveObjectInspectorFactory.writableByteObjectInspector };
    DeferredObject[] args = { new DeferredJavaObject(new ByteWritable((byte) 4)), new DeferredJavaObject(new ByteWritable((byte) 4)) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.byteTypeInfo, oi.getTypeInfo());
    ByteWritable res = (ByteWritable) udf.evaluate(args);
    Assert.assertEquals(null, res);
}

Example 3 with TypeInfoFactory.byteTypeInfo

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

the class TestGenericUDFOPPositive method testByte.

@Test
public void testByte() throws HiveException {
    GenericUDFOPPositive udf = new GenericUDFOPPositive();
    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);
    Assert.assertEquals((byte) 4, res.get());
}

Example 4 with TypeInfoFactory.byteTypeInfo

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

the class TestGenericUDFOPNegative method testByte.

@Test
public void testByte() throws HiveException {
    GenericUDFOPNegative udf = new GenericUDFOPNegative();
    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);
    Assert.assertEquals((byte) -4, res.get());
}

Example 5 with TypeInfoFactory.byteTypeInfo

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

the class GenericUDFBaseCompare method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 2) {
        throw new UDFArgumentException(opName + " requires two arguments.");
    }
    argumentOIs = arguments;
    for (int i = 0; i < arguments.length; i++) {
        Category category = arguments[i].getCategory();
        if (category != Category.PRIMITIVE) {
            throw new UDFArgumentTypeException(i, "The " + GenericUDFUtils.getOrdinal(i + 1) + " argument of " + opName + "  is expected to a " + Category.PRIMITIVE.toString().toLowerCase() + " type, but " + category.toString().toLowerCase() + " is found");
        }
    }
    if (TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]).equals(TypeInfoFactory.stringTypeInfo) && TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]).equals(TypeInfoFactory.stringTypeInfo)) {
        soi0 = (StringObjectInspector) arguments[0];
        soi1 = (StringObjectInspector) arguments[1];
        if (soi0.preferWritable() || soi1.preferWritable()) {
            compareType = CompareType.COMPARE_TEXT;
        } else {
            compareType = CompareType.COMPARE_STRING;
        }
    } else if (TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]).equals(TypeInfoFactory.intTypeInfo) && TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]).equals(TypeInfoFactory.intTypeInfo)) {
        compareType = CompareType.COMPARE_INT;
        ioi0 = (IntObjectInspector) arguments[0];
        ioi1 = (IntObjectInspector) arguments[1];
    } else if (TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]).equals(TypeInfoFactory.longTypeInfo) && TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]).equals(TypeInfoFactory.longTypeInfo)) {
        compareType = CompareType.COMPARE_LONG;
        loi0 = (LongObjectInspector) arguments[0];
        loi1 = (LongObjectInspector) arguments[1];
    } else if (TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]).equals(TypeInfoFactory.byteTypeInfo) && TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]).equals(TypeInfoFactory.byteTypeInfo)) {
        compareType = CompareType.COMPARE_BYTE;
        byoi0 = (ByteObjectInspector) arguments[0];
        byoi1 = (ByteObjectInspector) arguments[1];
    } else if (TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]).equals(TypeInfoFactory.booleanTypeInfo) && TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]).equals(TypeInfoFactory.booleanTypeInfo)) {
        compareType = CompareType.COMPARE_BOOL;
        boi0 = (BooleanObjectInspector) arguments[0];
        boi1 = (BooleanObjectInspector) arguments[1];
    } else {
        TypeInfo oiTypeInfo0 = TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[0]);
        TypeInfo oiTypeInfo1 = TypeInfoUtils.getTypeInfoFromObjectInspector(arguments[1]);
        if (oiTypeInfo0 == oiTypeInfo1 || TypeInfoUtils.doPrimitiveCategoriesMatch(oiTypeInfo0, oiTypeInfo1)) {
            compareType = CompareType.SAME_TYPE;
        } else {
            compareType = CompareType.NEED_CONVERT;
            TypeInfo compareType = FunctionRegistry.getCommonClassForComparison(oiTypeInfo0, oiTypeInfo1);
            // For now, we always convert to double if we can't find a common type
            compareOI = TypeInfoUtils.getStandardWritableObjectInspectorFromTypeInfo((compareType == null) ? TypeInfoFactory.doubleTypeInfo : compareType);
            converter0 = ObjectInspectorConverters.getConverter(arguments[0], compareOI);
            converter1 = ObjectInspectorConverters.getConverter(arguments[1], compareOI);
        }
    }
    return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
}