Examples with UDFArgumentLengthException org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException used on opensource projects

Example 26 with UDFArgumentLengthException

use of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in project hive by apache.

the class GenericUDFTrunc method initializeDate.

private ObjectInspector initializeDate(ObjectInspector[] arguments) throws UDFArgumentLengthException, UDFArgumentTypeException {
    if (arguments.length != 2) {
        throw new UDFArgumentLengthException("trunc() requires 2 argument, got " + arguments.length);
    }
    if (arguments[0].getCategory() != ObjectInspector.Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(0, "Only primitive type arguments are accepted but " + arguments[0].getTypeName() + " is passed. as first arguments");
    }
    if (arguments[1].getCategory() != ObjectInspector.Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(1, "Only primitive type arguments are accepted but " + arguments[1].getTypeName() + " is passed. as second arguments");
    }
    ObjectInspector outputOI = PrimitiveObjectInspectorFactory.writableStringObjectInspector;
    inputType1 = ((PrimitiveObjectInspector) arguments[0]).getPrimitiveCategory();
    switch(inputType1) {
        case STRING:
        case VARCHAR:
        case CHAR:
        case VOID:
            inputType1 = PrimitiveCategory.STRING;
            textConverter1 = ObjectInspectorConverters.getConverter(arguments[0], PrimitiveObjectInspectorFactory.writableStringObjectInspector);
            break;
        case TIMESTAMP:
            timestampConverter = new TimestampConverter((PrimitiveObjectInspector) arguments[0], PrimitiveObjectInspectorFactory.writableTimestampObjectInspector);
            break;
        case DATE:
            dateWritableConverter = ObjectInspectorConverters.getConverter(arguments[0], PrimitiveObjectInspectorFactory.writableDateObjectInspector);
            break;
        default:
            throw new UDFArgumentTypeException(0, "TRUNC() only takes STRING/TIMESTAMP/DATEWRITABLE types as first argument, got " + inputType1);
    }
    inputType2 = ((PrimitiveObjectInspector) arguments[1]).getPrimitiveCategory();
    if (PrimitiveObjectInspectorUtils.getPrimitiveGrouping(inputType2) != PrimitiveGrouping.STRING_GROUP && PrimitiveObjectInspectorUtils.getPrimitiveGrouping(inputType2) != PrimitiveGrouping.VOID_GROUP) {
        throw new UDFArgumentTypeException(1, "trunc() only takes STRING/CHAR/VARCHAR types as second argument, got " + inputType2);
    }
    inputType2 = PrimitiveCategory.STRING;
    if (arguments[1] instanceof ConstantObjectInspector) {
        Object obj = ((ConstantObjectInspector) arguments[1]).getWritableConstantValue();
        fmtInput = obj != null ? obj.toString() : null;
    } else {
        textConverter2 = ObjectInspectorConverters.getConverter(arguments[1], PrimitiveObjectInspectorFactory.writableStringObjectInspector);
    }
    return outputOI;
}

Example 27 with UDFArgumentLengthException

use of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in project hive by apache.

the class GenericUDFDate method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 1) {
        throw new UDFArgumentLengthException("to_date() requires 1 argument, got " + arguments.length);
    }
    if (arguments[0].getCategory() != Category.PRIMITIVE) {
        throw new UDFArgumentException("to_date() only accepts STRING/TIMESTAMP/DATEWRITABLE types, got " + arguments[0].getTypeName());
    }
    argumentOI = (PrimitiveObjectInspector) arguments[0];
    inputType = argumentOI.getPrimitiveCategory();
    ObjectInspector outputOI = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    switch(inputType) {
        case VOID:
            break;
        case CHAR:
        case VARCHAR:
        case STRING:
            inputType = PrimitiveCategory.STRING;
            textConverter = ObjectInspectorConverters.getConverter(argumentOI, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
            break;
        case TIMESTAMP:
            timestampConverter = new TimestampConverter(argumentOI, PrimitiveObjectInspectorFactory.writableTimestampObjectInspector);
            break;
        case TIMESTAMPLOCALTZ:
        case DATE:
            dateWritableConverter = ObjectInspectorConverters.getConverter(argumentOI, PrimitiveObjectInspectorFactory.writableDateObjectInspector);
            break;
        default:
            throw new UDFArgumentException("TO_DATE() only takes STRING/TIMESTAMP/DATEWRITABLE types, got " + inputType);
    }
    return outputOI;
}

Example 28 with UDFArgumentLengthException

use of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in project hive by apache.

the class GenericUDFLikeAll method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 2) {
        throw new UDFArgumentLengthException("The like all operator requires at least one pattern for matching, got " + (arguments.length - 1));
    }
    inputTypes = new PrimitiveCategory[arguments.length];
    converters = new Converter[arguments.length];
    /**
     *expects string or null arguments
     */
    for (int idx = 0; idx < arguments.length; idx++) {
        checkArgPrimitive(arguments, idx);
        checkArgGroups(arguments, idx, inputTypes, PrimitiveGrouping.STRING_GROUP, PrimitiveGrouping.VOID_GROUP);
        PrimitiveCategory inputType = ((PrimitiveObjectInspector) arguments[idx]).getPrimitiveCategory();
        if (arguments[idx] instanceof ConstantObjectInspector && idx != 0) {
            Object constValue = ((ConstantObjectInspector) arguments[idx]).getWritableConstantValue();
            if (!isConstantNullPatternContain && constValue == null) {
                isConstantNullPatternContain = true;
            }
        } else if (idx != 0 && isAllPatternsConstant) {
            isAllPatternsConstant = false;
        }
        converters[idx] = ObjectInspectorConverters.getConverter(arguments[idx], getOutputOI(inputType));
        inputTypes[idx] = inputType;
    }
    return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
}

Example 29 with UDFArgumentLengthException

use of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in project hive by apache.

the class GenericUDFTrunc method initializeNumber.

private ObjectInspector initializeNumber(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length < 1 || arguments.length > 2) {
        throw new UDFArgumentLengthException("TRUNC requires one or two argument, got " + arguments.length);
    }
    if (arguments[0].getCategory() != Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(0, "TRUNC input only takes primitive types, got " + arguments[0].getTypeName());
    }
    inputOI = (PrimitiveObjectInspector) arguments[0];
    if (arguments.length == 2) {
        if (arguments[1].getCategory() != Category.PRIMITIVE) {
            throw new UDFArgumentTypeException(1, "TRUNC second argument only takes primitive types, got " + arguments[1].getTypeName());
        }
        inputScaleOI = (PrimitiveObjectInspector) arguments[1];
        inputSacleConst = arguments[1] instanceof ConstantObjectInspector;
        if (inputSacleConst) {
            try {
                Object obj = ((ConstantObjectInspector) arguments[1]).getWritableConstantValue();
                fmtInput = obj != null ? obj.toString() : null;
                scale = Integer.parseInt(fmtInput);
            } catch (Exception e) {
                throw new UDFArgumentException("TRUNC input only takes integer values, got " + fmtInput);
            }
        } else {
            switch(inputScaleOI.getPrimitiveCategory()) {
                case BYTE:
                    byteConverter = ObjectInspectorConverters.getConverter(arguments[1], PrimitiveObjectInspectorFactory.writableByteObjectInspector);
                    break;
                case SHORT:
                    shortConverter = ObjectInspectorConverters.getConverter(arguments[1], PrimitiveObjectInspectorFactory.writableShortObjectInspector);
                    break;
                case INT:
                    intConverter = ObjectInspectorConverters.getConverter(arguments[1], PrimitiveObjectInspectorFactory.writableIntObjectInspector);
                    break;
                case LONG:
                    longConverter = ObjectInspectorConverters.getConverter(arguments[1], PrimitiveObjectInspectorFactory.writableLongObjectInspector);
                    break;
                default:
                    throw new UDFArgumentTypeException(1, getFuncName().toUpperCase() + " second argument only takes integer values");
            }
        }
    }
    inputType1 = inputOI.getPrimitiveCategory();
    ObjectInspector outputOI = null;
    switch(inputType1) {
        case DECIMAL:
            outputOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputType1);
            break;
        case VOID:
        case BYTE:
        case SHORT:
        case INT:
        case LONG:
        case FLOAT:
        case DOUBLE:
            outputOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(inputType1);
            break;
        default:
            throw new UDFArgumentTypeException(0, "Only numeric or string group data types are allowed for TRUNC function. Got " + inputType1.name());
    }
    return outputOI;
}

Example 30 with UDFArgumentLengthException

use of org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in project hive by apache.

the class GenericUDFUpper method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 1) {
        throw new UDFArgumentLengthException("UPPER requires 1 argument, got " + arguments.length);
    }
    if (arguments[0].getCategory() != Category.PRIMITIVE) {
        throw new UDFArgumentException("UPPER 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;
}