Examples with HiveVarchar org.apache.hadoop.hive.common.type.HiveVarchar used on opensource projects

Example 1 with HiveVarchar

use of org.apache.hadoop.hive.common.type.HiveVarchar in project hive by apache.

the class VerifyFast method verifyDeserializeRead.

public static void verifyDeserializeRead(DeserializeRead deserializeRead, PrimitiveTypeInfo primitiveTypeInfo, Writable writable) throws IOException {
    boolean isNull;
    isNull = !deserializeRead.readNextField();
    if (isNull) {
        if (writable != null) {
            TestCase.fail("Field reports null but object is not null (class " + writable.getClass().getName() + ", " + writable.toString() + ")");
        }
        return;
    } else if (writable == null) {
        TestCase.fail("Field report not null but object is null");
    }
    switch(primitiveTypeInfo.getPrimitiveCategory()) {
        case BOOLEAN:
            {
                boolean value = deserializeRead.currentBoolean;
                if (!(writable instanceof BooleanWritable)) {
                    TestCase.fail("Boolean expected writable not Boolean");
                }
                boolean expected = ((BooleanWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Boolean field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case BYTE:
            {
                byte value = deserializeRead.currentByte;
                if (!(writable instanceof ByteWritable)) {
                    TestCase.fail("Byte expected writable not Byte");
                }
                byte expected = ((ByteWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Byte field mismatch (expected " + (int) expected + " found " + (int) value + ")");
                }
            }
            break;
        case SHORT:
            {
                short value = deserializeRead.currentShort;
                if (!(writable instanceof ShortWritable)) {
                    TestCase.fail("Short expected writable not Short");
                }
                short expected = ((ShortWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Short field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case INT:
            {
                int value = deserializeRead.currentInt;
                if (!(writable instanceof IntWritable)) {
                    TestCase.fail("Integer expected writable not Integer");
                }
                int expected = ((IntWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Int field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case LONG:
            {
                long value = deserializeRead.currentLong;
                if (!(writable instanceof LongWritable)) {
                    TestCase.fail("Long expected writable not Long");
                }
                Long expected = ((LongWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Long field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case FLOAT:
            {
                float value = deserializeRead.currentFloat;
                if (!(writable instanceof FloatWritable)) {
                    TestCase.fail("Float expected writable not Float");
                }
                float expected = ((FloatWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Float field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case DOUBLE:
            {
                double value = deserializeRead.currentDouble;
                if (!(writable instanceof DoubleWritable)) {
                    TestCase.fail("Double expected writable not Double");
                }
                double expected = ((DoubleWritable) writable).get();
                if (value != expected) {
                    TestCase.fail("Double field mismatch (expected " + expected + " found " + value + ")");
                }
            }
            break;
        case STRING:
            {
                byte[] stringBytes = Arrays.copyOfRange(deserializeRead.currentBytes, deserializeRead.currentBytesStart, deserializeRead.currentBytesStart + deserializeRead.currentBytesLength);
                Text text = new Text(stringBytes);
                String string = text.toString();
                String expected = ((Text) writable).toString();
                if (!string.equals(expected)) {
                    TestCase.fail("String field mismatch (expected '" + expected + "' found '" + string + "')");
                }
            }
            break;
        case CHAR:
            {
                byte[] stringBytes = Arrays.copyOfRange(deserializeRead.currentBytes, deserializeRead.currentBytesStart, deserializeRead.currentBytesStart + deserializeRead.currentBytesLength);
                Text text = new Text(stringBytes);
                String string = text.toString();
                HiveChar hiveChar = new HiveChar(string, ((CharTypeInfo) primitiveTypeInfo).getLength());
                HiveChar expected = ((HiveCharWritable) writable).getHiveChar();
                if (!hiveChar.equals(expected)) {
                    TestCase.fail("Char field mismatch (expected '" + expected + "' found '" + hiveChar + "')");
                }
            }
            break;
        case VARCHAR:
            {
                byte[] stringBytes = Arrays.copyOfRange(deserializeRead.currentBytes, deserializeRead.currentBytesStart, deserializeRead.currentBytesStart + deserializeRead.currentBytesLength);
                Text text = new Text(stringBytes);
                String string = text.toString();
                HiveVarchar hiveVarchar = new HiveVarchar(string, ((VarcharTypeInfo) primitiveTypeInfo).getLength());
                HiveVarchar expected = ((HiveVarcharWritable) writable).getHiveVarchar();
                if (!hiveVarchar.equals(expected)) {
                    TestCase.fail("Varchar field mismatch (expected '" + expected + "' found '" + hiveVarchar + "')");
                }
            }
            break;
        case DECIMAL:
            {
                HiveDecimal value = deserializeRead.currentHiveDecimalWritable.getHiveDecimal();
                if (value == null) {
                    TestCase.fail("Decimal field evaluated to NULL");
                }
                HiveDecimal expected = ((HiveDecimalWritable) writable).getHiveDecimal();
                if (!value.equals(expected)) {
                    DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) primitiveTypeInfo;
                    int precision = decimalTypeInfo.getPrecision();
                    int scale = decimalTypeInfo.getScale();
                    TestCase.fail("Decimal field mismatch (expected " + expected.toString() + " found " + value.toString() + ") precision " + precision + ", scale " + scale);
                }
            }
            break;
        case DATE:
            {
                Date value = deserializeRead.currentDateWritable.get();
                Date expected = ((DateWritable) writable).get();
                if (!value.equals(expected)) {
                    TestCase.fail("Date field mismatch (expected " + expected.toString() + " found " + value.toString() + ")");
                }
            }
            break;
        case TIMESTAMP:
            {
                Timestamp value = deserializeRead.currentTimestampWritable.getTimestamp();
                Timestamp expected = ((TimestampWritable) writable).getTimestamp();
                if (!value.equals(expected)) {
                    TestCase.fail("Timestamp field mismatch (expected " + expected.toString() + " found " + value.toString() + ")");
                }
            }
            break;
        case INTERVAL_YEAR_MONTH:
            {
                HiveIntervalYearMonth value = deserializeRead.currentHiveIntervalYearMonthWritable.getHiveIntervalYearMonth();
                HiveIntervalYearMonth expected = ((HiveIntervalYearMonthWritable) writable).getHiveIntervalYearMonth();
                if (!value.equals(expected)) {
                    TestCase.fail("HiveIntervalYearMonth field mismatch (expected " + expected.toString() + " found " + value.toString() + ")");
                }
            }
            break;
        case INTERVAL_DAY_TIME:
            {
                HiveIntervalDayTime value = deserializeRead.currentHiveIntervalDayTimeWritable.getHiveIntervalDayTime();
                HiveIntervalDayTime expected = ((HiveIntervalDayTimeWritable) writable).getHiveIntervalDayTime();
                if (!value.equals(expected)) {
                    TestCase.fail("HiveIntervalDayTime field mismatch (expected " + expected.toString() + " found " + value.toString() + ")");
                }
            }
            break;
        case BINARY:
            {
                byte[] byteArray = Arrays.copyOfRange(deserializeRead.currentBytes, deserializeRead.currentBytesStart, deserializeRead.currentBytesStart + deserializeRead.currentBytesLength);
                BytesWritable bytesWritable = (BytesWritable) writable;
                byte[] expected = Arrays.copyOfRange(bytesWritable.getBytes(), 0, bytesWritable.getLength());
                if (byteArray.length != expected.length) {
                    TestCase.fail("Byte Array field mismatch (expected " + Arrays.toString(expected) + " found " + Arrays.toString(byteArray) + ")");
                }
                for (int b = 0; b < byteArray.length; b++) {
                    if (byteArray[b] != expected[b]) {
                        TestCase.fail("Byte Array field mismatch (expected " + Arrays.toString(expected) + " found " + Arrays.toString(byteArray) + ")");
                    }
                }
            }
            break;
        default:
            throw new Error("Unknown primitive category " + primitiveTypeInfo.getPrimitiveCategory());
    }
}

Example 2 with HiveVarchar

use of org.apache.hadoop.hive.common.type.HiveVarchar in project hive by apache.

the class VectorRandomRowSource method getWritableObject.

public static Object getWritableObject(int column, Object object, List<ObjectInspector> primitiveObjectInspectorList, PrimitiveCategory[] primitiveCategories, PrimitiveTypeInfo[] primitiveTypeInfos) {
    ObjectInspector objectInspector = primitiveObjectInspectorList.get(column);
    PrimitiveCategory primitiveCategory = primitiveCategories[column];
    PrimitiveTypeInfo primitiveTypeInfo = primitiveTypeInfos[column];
    switch(primitiveCategory) {
        case BOOLEAN:
            return ((WritableBooleanObjectInspector) objectInspector).create((boolean) object);
        case BYTE:
            return ((WritableByteObjectInspector) objectInspector).create((byte) object);
        case SHORT:
            return ((WritableShortObjectInspector) objectInspector).create((short) object);
        case INT:
            return ((WritableIntObjectInspector) objectInspector).create((int) object);
        case LONG:
            return ((WritableLongObjectInspector) objectInspector).create((long) object);
        case DATE:
            return ((WritableDateObjectInspector) objectInspector).create((Date) object);
        case FLOAT:
            return ((WritableFloatObjectInspector) objectInspector).create((float) object);
        case DOUBLE:
            return ((WritableDoubleObjectInspector) objectInspector).create((double) object);
        case STRING:
            return ((WritableStringObjectInspector) objectInspector).create((String) object);
        case CHAR:
            {
                WritableHiveCharObjectInspector writableCharObjectInspector = new WritableHiveCharObjectInspector((CharTypeInfo) primitiveTypeInfo);
                return writableCharObjectInspector.create((HiveChar) object);
            }
        case VARCHAR:
            {
                WritableHiveVarcharObjectInspector writableVarcharObjectInspector = new WritableHiveVarcharObjectInspector((VarcharTypeInfo) primitiveTypeInfo);
                return writableVarcharObjectInspector.create((HiveVarchar) object);
            }
        case BINARY:
            return PrimitiveObjectInspectorFactory.writableBinaryObjectInspector.create((byte[]) object);
        case TIMESTAMP:
            return ((WritableTimestampObjectInspector) objectInspector).create((Timestamp) object);
        case INTERVAL_YEAR_MONTH:
            return ((WritableHiveIntervalYearMonthObjectInspector) objectInspector).create((HiveIntervalYearMonth) object);
        case INTERVAL_DAY_TIME:
            return ((WritableHiveIntervalDayTimeObjectInspector) objectInspector).create((HiveIntervalDayTime) object);
        case DECIMAL:
            {
                WritableHiveDecimalObjectInspector writableDecimalObjectInspector = new WritableHiveDecimalObjectInspector((DecimalTypeInfo) primitiveTypeInfo);
                HiveDecimalWritable result = (HiveDecimalWritable) writableDecimalObjectInspector.create((HiveDecimal) object);
                return result;
            }
        default:
            throw new Error("Unknown primitive category " + primitiveCategory);
    }
}

Example 3 with HiveVarchar

use of org.apache.hadoop.hive.common.type.HiveVarchar in project hive by apache.

the class VectorRandomRowSource method randomObject.

public static Object randomObject(int column, Random r, PrimitiveCategory[] primitiveCategories, PrimitiveTypeInfo[] primitiveTypeInfos, String[] alphabets, boolean addEscapables, String needsEscapeStr) {
    PrimitiveCategory primitiveCategory = primitiveCategories[column];
    PrimitiveTypeInfo primitiveTypeInfo = primitiveTypeInfos[column];
    try {
        switch(primitiveCategory) {
            case BOOLEAN:
                return Boolean.valueOf(r.nextInt(1) == 1);
            case BYTE:
                return Byte.valueOf((byte) r.nextInt());
            case SHORT:
                return Short.valueOf((short) r.nextInt());
            case INT:
                return Integer.valueOf(r.nextInt());
            case LONG:
                return Long.valueOf(r.nextLong());
            case DATE:
                return RandomTypeUtil.getRandDate(r);
            case FLOAT:
                return Float.valueOf(r.nextFloat() * 10 - 5);
            case DOUBLE:
                return Double.valueOf(r.nextDouble() * 10 - 5);
            case STRING:
            case CHAR:
            case VARCHAR:
                {
                    String result;
                    if (alphabets != null && alphabets[column] != null) {
                        result = RandomTypeUtil.getRandString(r, alphabets[column], r.nextInt(10));
                    } else {
                        result = RandomTypeUtil.getRandString(r);
                    }
                    if (addEscapables && result.length() > 0) {
                        int escapeCount = 1 + r.nextInt(2);
                        for (int i = 0; i < escapeCount; i++) {
                            int index = r.nextInt(result.length());
                            String begin = result.substring(0, index);
                            String end = result.substring(index);
                            Character needsEscapeChar = needsEscapeStr.charAt(r.nextInt(needsEscapeStr.length()));
                            result = begin + needsEscapeChar + end;
                        }
                    }
                    switch(primitiveCategory) {
                        case STRING:
                            return result;
                        case CHAR:
                            return new HiveChar(result, ((CharTypeInfo) primitiveTypeInfo).getLength());
                        case VARCHAR:
                            return new HiveVarchar(result, ((VarcharTypeInfo) primitiveTypeInfo).getLength());
                        default:
                            throw new Error("Unknown primitive category " + primitiveCategory);
                    }
                }
            case BINARY:
                return getRandBinary(r, 1 + r.nextInt(100));
            case TIMESTAMP:
                return RandomTypeUtil.getRandTimestamp(r);
            case INTERVAL_YEAR_MONTH:
                return getRandIntervalYearMonth(r);
            case INTERVAL_DAY_TIME:
                return getRandIntervalDayTime(r);
            case DECIMAL:
                return getRandHiveDecimal(r, (DecimalTypeInfo) primitiveTypeInfo);
            default:
                throw new Error("Unknown primitive category " + primitiveCategory);
        }
    } catch (Exception e) {
        throw new RuntimeException("randomObject failed on column " + column + " type " + primitiveCategory, e);
    }
}

Example 4 with HiveVarchar

use of org.apache.hadoop.hive.common.type.HiveVarchar 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 5 with HiveVarchar

use of org.apache.hadoop.hive.common.type.HiveVarchar in project presto-hive-apache by prestodb.

the class JsonSerDe method extractCurrentField.

/**
 * Utility method to extract current expected field from given JsonParser
 *
 * isTokenCurrent is a boolean variable also passed in, which determines
 * if the JsonParser is already at the token we expect to read next, or
 * needs advancing to the next before we read.
 */
private Object extractCurrentField(JsonParser p, HCatFieldSchema hcatFieldSchema, boolean isTokenCurrent) throws IOException {
    Object val = null;
    JsonToken valueToken;
    if (isTokenCurrent) {
        valueToken = p.getCurrentToken();
    } else {
        valueToken = p.nextToken();
    }
    switch(hcatFieldSchema.getType()) {
        case INT:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getIntValue();
            break;
        case TINYINT:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getByteValue();
            break;
        case SMALLINT:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getShortValue();
            break;
        case BIGINT:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getLongValue();
            break;
        case BOOLEAN:
            String bval = (valueToken == JsonToken.VALUE_NULL) ? null : p.getText();
            if (bval != null) {
                val = Boolean.valueOf(bval);
            } else {
                val = null;
            }
            break;
        case FLOAT:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getFloatValue();
            break;
        case DOUBLE:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getDoubleValue();
            break;
        case STRING:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : p.getText();
            break;
        case BINARY:
            throw new IOException("JsonSerDe does not support BINARY type");
        case DATE:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : Date.valueOf(p.getText());
            break;
        case TIMESTAMP:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : tsParser.parseTimestamp(p.getText());
            break;
        case DECIMAL:
            val = (valueToken == JsonToken.VALUE_NULL) ? null : HiveDecimal.create(p.getText());
            break;
        case VARCHAR:
            int vLen = ((BaseCharTypeInfo) hcatFieldSchema.getTypeInfo()).getLength();
            val = (valueToken == JsonToken.VALUE_NULL) ? null : new HiveVarchar(p.getText(), vLen);
            break;
        case CHAR:
            int cLen = ((BaseCharTypeInfo) hcatFieldSchema.getTypeInfo()).getLength();
            val = (valueToken == JsonToken.VALUE_NULL) ? null : new HiveChar(p.getText(), cLen);
            break;
        case ARRAY:
            if (valueToken == JsonToken.VALUE_NULL) {
                val = null;
                break;
            }
            if (valueToken != JsonToken.START_ARRAY) {
                throw new IOException("Start of Array expected");
            }
            List<Object> arr = new ArrayList<Object>();
            while ((valueToken = p.nextToken()) != JsonToken.END_ARRAY) {
                arr.add(extractCurrentField(p, hcatFieldSchema.getArrayElementSchema().get(0), true));
            }
            val = arr;
            break;
        case MAP:
            if (valueToken == JsonToken.VALUE_NULL) {
                val = null;
                break;
            }
            if (valueToken != JsonToken.START_OBJECT) {
                throw new IOException("Start of Object expected");
            }
            Map<Object, Object> map = new LinkedHashMap<Object, Object>();
            HCatFieldSchema valueSchema = hcatFieldSchema.getMapValueSchema().get(0);
            while ((valueToken = p.nextToken()) != JsonToken.END_OBJECT) {
                Object k = getObjectOfCorrespondingPrimitiveType(p.getCurrentName(), hcatFieldSchema.getMapKeyTypeInfo());
                Object v = extractCurrentField(p, valueSchema, false);
                map.put(k, v);
            }
            val = map;
            break;
        case STRUCT:
            if (valueToken == JsonToken.VALUE_NULL) {
                val = null;
                break;
            }
            if (valueToken != JsonToken.START_OBJECT) {
                throw new IOException("Start of Object expected");
            }
            HCatSchema subSchema = hcatFieldSchema.getStructSubSchema();
            int sz = subSchema.getFieldNames().size();
            List<Object> struct = new ArrayList<Object>(Collections.nCopies(sz, null));
            while ((valueToken = p.nextToken()) != JsonToken.END_OBJECT) {
                populateRecord(struct, valueToken, p, subSchema);
            }
            val = struct;
            break;
        default:
            LOG.error("Unknown type found: " + hcatFieldSchema.getType());
            return null;
    }
    return val;
}