Examples with TimestampConverter org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter used on opensource projects

Example 1 with TimestampConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter in project hive by apache.

the class GenericUDFFromUtcTimestamp method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 2) {
        throw new UDFArgumentLengthException("The function " + getName() + " requires two " + "argument, got " + arguments.length);
    }
    try {
        argumentOIs = new PrimitiveObjectInspector[2];
        argumentOIs[0] = (PrimitiveObjectInspector) arguments[0];
        argumentOIs[1] = (PrimitiveObjectInspector) arguments[1];
    } catch (ClassCastException e) {
        throw new UDFArgumentException("The function " + getName() + " takes only primitive types");
    }
    timestampConverter = new TimestampConverter(argumentOIs[0], PrimitiveObjectInspectorFactory.writableTimestampObjectInspector);
    textConverter = new TextConverter(argumentOIs[1]);
    return PrimitiveObjectInspectorFactory.javaTimestampObjectInspector;
}

Example 2 with TimestampConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter in project hive by apache.

the class GenericUDFDateAdd method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 2) {
        throw new UDFArgumentLengthException("date_add() 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");
    }
    inputType1 = ((PrimitiveObjectInspector) arguments[0]).getPrimitiveCategory();
    ObjectInspector outputOI = PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    switch(inputType1) {
        case STRING:
        case VARCHAR:
        case CHAR:
            inputType1 = PrimitiveCategory.STRING;
            dateConverter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[0], PrimitiveObjectInspectorFactory.writableStringObjectInspector);
            break;
        case TIMESTAMP:
            dateConverter = new TimestampConverter((PrimitiveObjectInspector) arguments[0], PrimitiveObjectInspectorFactory.writableTimestampObjectInspector);
            break;
        case DATE:
            dateConverter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[0], PrimitiveObjectInspectorFactory.writableDateObjectInspector);
            break;
        default:
            throw new UDFArgumentException(" DATE_ADD() only takes STRING/TIMESTAMP/DATEWRITABLE types as first argument, got " + inputType1);
    }
    inputType2 = ((PrimitiveObjectInspector) arguments[1]).getPrimitiveCategory();
    switch(inputType2) {
        case BYTE:
            daysConverter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[1], PrimitiveObjectInspectorFactory.writableByteObjectInspector);
            break;
        case SHORT:
            daysConverter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[1], PrimitiveObjectInspectorFactory.writableShortObjectInspector);
            break;
        case INT:
            daysConverter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[1], PrimitiveObjectInspectorFactory.writableIntObjectInspector);
            break;
        default:
            throw new UDFArgumentException(" DATE_ADD() only takes TINYINT/SMALLINT/INT types as second argument, got " + inputType2);
    }
    return outputOI;
}

Example 3 with TimestampConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter 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 4 with TimestampConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter 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 5 with TimestampConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TimestampConverter in project hive by apache.

the class GenericUDFDateDiff method checkArguments.

private Converter checkArguments(ObjectInspector[] arguments, int i) throws UDFArgumentException {
    if (arguments[i].getCategory() != ObjectInspector.Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(0, "Only primitive type arguments are accepted but " + arguments[i].getTypeName() + " is passed. as first arguments");
    }
    PrimitiveCategory inputType = ((PrimitiveObjectInspector) arguments[i]).getPrimitiveCategory();
    Converter converter;
    switch(inputType) {
        case STRING:
        case VARCHAR:
        case CHAR:
            converter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[i], PrimitiveObjectInspectorFactory.writableStringObjectInspector);
            break;
        case TIMESTAMP:
            converter = new TimestampConverter((PrimitiveObjectInspector) arguments[i], PrimitiveObjectInspectorFactory.writableTimestampObjectInspector);
            break;
        case DATE:
            converter = ObjectInspectorConverters.getConverter((PrimitiveObjectInspector) arguments[i], PrimitiveObjectInspectorFactory.writableDateObjectInspector);
            break;
        default:
            throw new UDFArgumentException(" DATEDIFF() only takes STRING/TIMESTAMP/DATEWRITABLE types as " + (i + 1) + "-th argument, got " + inputType);
    }
    return converter;
}