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

Example 1 with TextConverter

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

the class TestObjectInspectorConverters method testObjectInspectorConverters.

public void testObjectInspectorConverters() throws Throwable {
    try {
        // Boolean
        Converter booleanConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableBooleanObjectInspector);
        assertEquals("BooleanConverter", new BooleanWritable(false), booleanConverter.convert(Integer.valueOf(0)));
        assertEquals("BooleanConverter", new BooleanWritable(true), booleanConverter.convert(Integer.valueOf(1)));
        assertEquals("BooleanConverter", null, booleanConverter.convert(null));
        // Byte
        Converter byteConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableByteObjectInspector);
        assertEquals("ByteConverter", new ByteWritable((byte) 0), byteConverter.convert(Integer.valueOf(0)));
        assertEquals("ByteConverter", new ByteWritable((byte) 1), byteConverter.convert(Integer.valueOf(1)));
        assertEquals("ByteConverter", null, byteConverter.convert(null));
        // Short
        Converter shortConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableShortObjectInspector);
        assertEquals("ShortConverter", new ShortWritable((short) 0), shortConverter.convert(Integer.valueOf(0)));
        assertEquals("ShortConverter", new ShortWritable((short) 1), shortConverter.convert(Integer.valueOf(1)));
        assertEquals("ShortConverter", null, shortConverter.convert(null));
        // Int
        Converter intConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableIntObjectInspector);
        assertEquals("IntConverter", new IntWritable(0), intConverter.convert(Integer.valueOf(0)));
        assertEquals("IntConverter", new IntWritable(1), intConverter.convert(Integer.valueOf(1)));
        assertEquals("IntConverter", null, intConverter.convert(null));
        // Long
        Converter longConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableLongObjectInspector);
        assertEquals("LongConverter", new LongWritable(0), longConverter.convert(Integer.valueOf(0)));
        assertEquals("LongConverter", new LongWritable(1), longConverter.convert(Integer.valueOf(1)));
        assertEquals("LongConverter", null, longConverter.convert(null));
        // Float
        Converter floatConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector);
        assertEquals("LongConverter", new FloatWritable(0), floatConverter.convert(Integer.valueOf(0)));
        assertEquals("LongConverter", new FloatWritable(1), floatConverter.convert(Integer.valueOf(1)));
        assertEquals("LongConverter", null, floatConverter.convert(null));
        // Double
        Converter doubleConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableDoubleObjectInspector);
        assertEquals("DoubleConverter", new DoubleWritable(0), doubleConverter.convert(Integer.valueOf(0)));
        assertEquals("DoubleConverter", new DoubleWritable(1), doubleConverter.convert(Integer.valueOf(1)));
        assertEquals("DoubleConverter", null, doubleConverter.convert(null));
        // Char
        Converter charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector, PrimitiveObjectInspectorFactory.javaHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveChar("TRUE", -1), charConverter.convert(Boolean.valueOf(true)));
        assertEquals("CharConverter", new HiveChar("FALSE", -1), charConverter.convert(Boolean.valueOf(false)));
        charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector, PrimitiveObjectInspectorFactory.writableHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveCharWritable(new HiveChar("TRUE", -1)), charConverter.convert(Boolean.valueOf(true)));
        assertEquals("CharConverter", new HiveCharWritable(new HiveChar("FALSE", -1)), charConverter.convert(Boolean.valueOf(false)));
        charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.javaHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveChar("0", -1), charConverter.convert(Integer.valueOf(0)));
        assertEquals("CharConverter", new HiveChar("1", -1), charConverter.convert(Integer.valueOf(1)));
        charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveCharWritable(new HiveChar("0", -1)), charConverter.convert(Integer.valueOf(0)));
        assertEquals("CharConverter", new HiveCharWritable(new HiveChar("1", -1)), charConverter.convert(Integer.valueOf(1)));
        charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.javaHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveChar("hive", -1), charConverter.convert(String.valueOf("hive")));
        charConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableHiveCharObjectInspector);
        assertEquals("CharConverter", new HiveCharWritable(new HiveChar("hive", -1)), charConverter.convert(String.valueOf("hive")));
        // VarChar
        Converter varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector, PrimitiveObjectInspectorFactory.javaHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarchar("TRUE", -1), varcharConverter.convert(Boolean.valueOf(true)));
        assertEquals("VarCharConverter", new HiveVarchar("FALSE", -1), varcharConverter.convert(Boolean.valueOf(false)));
        varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector, PrimitiveObjectInspectorFactory.writableHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarcharWritable(new HiveVarchar("TRUE", -1)), varcharConverter.convert(Boolean.valueOf(true)));
        assertEquals("VarCharConverter", new HiveVarcharWritable(new HiveVarchar("FALSE", -1)), varcharConverter.convert(Boolean.valueOf(false)));
        varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.javaHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarchar("0", -1), varcharConverter.convert(Integer.valueOf(0)));
        assertEquals("VarCharConverter", new HiveVarchar("1", -1), varcharConverter.convert(Integer.valueOf(1)));
        varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarcharWritable(new HiveVarchar("0", -1)), varcharConverter.convert(Integer.valueOf(0)));
        assertEquals("VarCharConverter", new HiveVarcharWritable(new HiveVarchar("1", -1)), varcharConverter.convert(Integer.valueOf(1)));
        varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.javaHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarchar("hive", -1), varcharConverter.convert(String.valueOf("hive")));
        varcharConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableHiveVarcharObjectInspector);
        assertEquals("VarCharConverter", new HiveVarcharWritable(new HiveVarchar("hive", -1)), varcharConverter.convert(String.valueOf("hive")));
        // Text
        Converter textConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaIntObjectInspector, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        assertEquals("TextConverter", new Text("0"), textConverter.convert(Integer.valueOf(0)));
        assertEquals("TextConverter", new Text("1"), textConverter.convert(Integer.valueOf(1)));
        assertEquals("TextConverter", null, textConverter.convert(null));
        textConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.writableBinaryObjectInspector, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        assertEquals("TextConverter", new Text("hive"), textConverter.convert(new BytesWritable(new byte[] { (byte) 'h', (byte) 'i', (byte) 'v', (byte) 'e' })));
        assertEquals("TextConverter", null, textConverter.convert(null));
        textConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.writableStringObjectInspector, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        assertEquals("TextConverter", new Text("hive"), textConverter.convert(new Text("hive")));
        assertEquals("TextConverter", null, textConverter.convert(null));
        textConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        assertEquals("TextConverter", new Text("hive"), textConverter.convert(new String("hive")));
        assertEquals("TextConverter", null, textConverter.convert(null));
        textConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaHiveDecimalObjectInspector, PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        assertEquals("TextConverter", new Text("100.001"), textConverter.convert(HiveDecimal.create("100.001")));
        assertEquals("TextConverter", null, textConverter.convert(null));
        // Binary
        Converter baConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableBinaryObjectInspector);
        assertEquals("BAConverter", new BytesWritable(new byte[] { (byte) 'h', (byte) 'i', (byte) 'v', (byte) 'e' }), baConverter.convert("hive"));
        assertEquals("BAConverter", null, baConverter.convert(null));
        baConverter = ObjectInspectorConverters.getConverter(PrimitiveObjectInspectorFactory.writableStringObjectInspector, PrimitiveObjectInspectorFactory.writableBinaryObjectInspector);
        assertEquals("BAConverter", new BytesWritable(new byte[] { (byte) 'h', (byte) 'i', (byte) 'v', (byte) 'e' }), baConverter.convert(new Text("hive")));
        assertEquals("BAConverter", null, baConverter.convert(null));
        // Union
        ArrayList<String> fieldNames = new ArrayList<String>();
        fieldNames.add("firstInteger");
        fieldNames.add("secondString");
        fieldNames.add("thirdBoolean");
        ArrayList<ObjectInspector> fieldObjectInspectors = new ArrayList<ObjectInspector>();
        fieldObjectInspectors.add(PrimitiveObjectInspectorFactory.javaIntObjectInspector);
        fieldObjectInspectors.add(PrimitiveObjectInspectorFactory.javaStringObjectInspector);
        fieldObjectInspectors.add(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector);
        ArrayList<String> fieldNames2 = new ArrayList<String>();
        fieldNames2.add("firstString");
        fieldNames2.add("secondInteger");
        fieldNames2.add("thirdBoolean");
        ArrayList<ObjectInspector> fieldObjectInspectors2 = new ArrayList<ObjectInspector>();
        fieldObjectInspectors2.add(PrimitiveObjectInspectorFactory.javaStringObjectInspector);
        fieldObjectInspectors2.add(PrimitiveObjectInspectorFactory.javaIntObjectInspector);
        fieldObjectInspectors2.add(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector);
        Converter unionConverter0 = ObjectInspectorConverters.getConverter(ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors), ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors2));
        Object convertedObject0 = unionConverter0.convert(new StandardUnion((byte) 0, 1));
        StandardUnion expectedObject0 = new StandardUnion();
        expectedObject0.setTag((byte) 0);
        expectedObject0.setObject("1");
        assertEquals(expectedObject0, convertedObject0);
        Converter unionConverter1 = ObjectInspectorConverters.getConverter(ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors), ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors2));
        Object convertedObject1 = unionConverter1.convert(new StandardUnion((byte) 1, "1"));
        StandardUnion expectedObject1 = new StandardUnion();
        expectedObject1.setTag((byte) 1);
        expectedObject1.setObject(1);
        assertEquals(expectedObject1, convertedObject1);
        Converter unionConverter2 = ObjectInspectorConverters.getConverter(ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors), ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectors2));
        Object convertedObject2 = unionConverter2.convert(new StandardUnion((byte) 2, true));
        StandardUnion expectedObject2 = new StandardUnion();
        expectedObject2.setTag((byte) 2);
        expectedObject2.setObject(true);
        assertEquals(expectedObject2, convertedObject2);
        // Union (extra fields)
        ArrayList<String> fieldNamesExtra = new ArrayList<String>();
        fieldNamesExtra.add("firstInteger");
        fieldNamesExtra.add("secondString");
        fieldNamesExtra.add("thirdBoolean");
        ArrayList<ObjectInspector> fieldObjectInspectorsExtra = new ArrayList<ObjectInspector>();
        fieldObjectInspectorsExtra.add(PrimitiveObjectInspectorFactory.javaIntObjectInspector);
        fieldObjectInspectorsExtra.add(PrimitiveObjectInspectorFactory.javaStringObjectInspector);
        fieldObjectInspectorsExtra.add(PrimitiveObjectInspectorFactory.javaBooleanObjectInspector);
        ArrayList<String> fieldNamesExtra2 = new ArrayList<String>();
        fieldNamesExtra2.add("firstString");
        fieldNamesExtra2.add("secondInteger");
        ArrayList<ObjectInspector> fieldObjectInspectorsExtra2 = new ArrayList<ObjectInspector>();
        fieldObjectInspectorsExtra2.add(PrimitiveObjectInspectorFactory.javaStringObjectInspector);
        fieldObjectInspectorsExtra2.add(PrimitiveObjectInspectorFactory.javaIntObjectInspector);
        Converter unionConverterExtra = ObjectInspectorConverters.getConverter(ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectorsExtra), ObjectInspectorFactory.getStandardUnionObjectInspector(fieldObjectInspectorsExtra2));
        Object convertedObjectExtra = unionConverterExtra.convert(new StandardUnion((byte) 2, true));
        StandardUnion expectedObjectExtra = new StandardUnion();
        expectedObjectExtra.setTag((byte) -1);
        expectedObjectExtra.setObject(null);
        // we should get back null
        assertEquals(expectedObjectExtra, convertedObjectExtra);
    } catch (Throwable e) {
        e.printStackTrace();
        throw e;
    }
}

Example 2 with TextConverter

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

the class GenericUDFQuote method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 1) {
        throw new UDFArgumentException("QUOTE() requires one value argument. Found :" + arguments.length);
    }
    PrimitiveObjectInspector argumentOI;
    if (arguments[0] instanceof PrimitiveObjectInspector) {
        argumentOI = (PrimitiveObjectInspector) arguments[0];
    } else {
        throw new UDFArgumentException("QUOTE() takes only primitive types. Found " + arguments[0].getTypeName());
    }
    converter = new TextConverter(argumentOI);
    return PrimitiveObjectInspectorFactory.writableStringObjectInspector;
}

Example 3 with TextConverter

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

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

the class GenericUDFJsonRead method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    checkArgsSize(arguments, 2, 2);
    checkArgPrimitive(arguments, 0);
    checkArgPrimitive(arguments, 1);
    if (!ObjectInspectorUtils.isConstantObjectInspector(arguments[1])) {
        throw new UDFArgumentTypeException(1, getFuncName() + " argument 2 may only be a constant");
    }
    inputConverter = new TextConverter((PrimitiveObjectInspector) arguments[0]);
    String typeStr = getConstantStringValue(arguments, 1);
    try {
        final TypeInfo t = TypeInfoUtils.getTypeInfoFromTypeString(typeStr);
        final ObjectInspector oi = TypeInfoUtils.getStandardWritableObjectInspectorFromTypeInfo(t);
        jsonReader = new HiveJsonReader(oi);
        jsonReader.enable(Feature.PRIMITIVE_TO_WRITABLE);
    } catch (Exception e) {
        throw new UDFArgumentException(getFuncName() + ": Error parsing typestring: " + e.getMessage());
    }
    return jsonReader.getObjectInspector();
}

Example 5 with TextConverter

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter.TextConverter 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;
}