Examples with FloatWritable org.apache.hadoop.io.FloatWritable used on opensource projects

Example 46 with FloatWritable

use of org.apache.hadoop.io.FloatWritable in project hive by apache.

the class TestGenericUDFOPPositive method testFloat.

@Test
public void testFloat() throws HiveException {
    GenericUDFOPPositive udf = new GenericUDFOPPositive();
    FloatWritable input = new FloatWritable(323.4747f);
    ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableFloatObjectInspector };
    DeferredObject[] args = { new DeferredJavaObject(input) };
    PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
    Assert.assertEquals(TypeInfoFactory.floatTypeInfo, oi.getTypeInfo());
    FloatWritable res = (FloatWritable) udf.evaluate(args);
    Assert.assertEquals(323.4747, res.get(), EPSILON);
}

Example 47 with FloatWritable

use of org.apache.hadoop.io.FloatWritable in project hive by apache.

the class VerifyFast method doVerifyDeserializeRead.

public static void doVerifyDeserializeRead(DeserializeRead deserializeRead, TypeInfo typeInfo, Object object, boolean isNull) throws IOException {
    if (isNull) {
        if (object != null) {
            TestCase.fail("Field reports null but object is not null (class " + object.getClass().getName() + ", " + object.toString() + ")");
        }
        return;
    } else if (object == null) {
        TestCase.fail("Field report not null but object is null");
    }
    switch(typeInfo.getCategory()) {
        case PRIMITIVE:
            {
                PrimitiveTypeInfo primitiveTypeInfo = (PrimitiveTypeInfo) typeInfo;
                switch(primitiveTypeInfo.getPrimitiveCategory()) {
                    case BOOLEAN:
                        {
                            boolean value = deserializeRead.currentBoolean;
                            if (!(object instanceof BooleanWritable)) {
                                TestCase.fail("Boolean expected writable not Boolean");
                            }
                            boolean expected = ((BooleanWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Boolean field mismatch (expected " + expected + " found " + value + ")");
                            }
                        }
                        break;
                    case BYTE:
                        {
                            byte value = deserializeRead.currentByte;
                            if (!(object instanceof ByteWritable)) {
                                TestCase.fail("Byte expected writable not Byte");
                            }
                            byte expected = ((ByteWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Byte field mismatch (expected " + (int) expected + " found " + (int) value + ")");
                            }
                        }
                        break;
                    case SHORT:
                        {
                            short value = deserializeRead.currentShort;
                            if (!(object instanceof ShortWritable)) {
                                TestCase.fail("Short expected writable not Short");
                            }
                            short expected = ((ShortWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Short field mismatch (expected " + expected + " found " + value + ")");
                            }
                        }
                        break;
                    case INT:
                        {
                            int value = deserializeRead.currentInt;
                            if (!(object instanceof IntWritable)) {
                                TestCase.fail("Integer expected writable not Integer");
                            }
                            int expected = ((IntWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Int field mismatch (expected " + expected + " found " + value + ")");
                            }
                        }
                        break;
                    case LONG:
                        {
                            long value = deserializeRead.currentLong;
                            if (!(object instanceof LongWritable)) {
                                TestCase.fail("Long expected writable not Long");
                            }
                            Long expected = ((LongWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Long field mismatch (expected " + expected + " found " + value + ")");
                            }
                        }
                        break;
                    case FLOAT:
                        {
                            float value = deserializeRead.currentFloat;
                            if (!(object instanceof FloatWritable)) {
                                TestCase.fail("Float expected writable not Float");
                            }
                            float expected = ((FloatWritable) object).get();
                            if (value != expected) {
                                TestCase.fail("Float field mismatch (expected " + expected + " found " + value + ")");
                            }
                        }
                        break;
                    case DOUBLE:
                        {
                            double value = deserializeRead.currentDouble;
                            if (!(object instanceof DoubleWritable)) {
                                TestCase.fail("Double expected writable not Double");
                            }
                            double expected = ((DoubleWritable) object).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) object).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) object).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) object).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) object).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 = ((DateWritableV2) object).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 = ((TimestampWritableV2) object).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) object).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) object).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) object;
                            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());
                }
            }
            break;
        case LIST:
        case MAP:
        case STRUCT:
        case UNION:
            throw new Error("Complex types need to be handled separately");
        default:
            throw new Error("Unknown category " + typeInfo.getCategory());
    }
}

Example 48 with FloatWritable

use of org.apache.hadoop.io.FloatWritable in project hive by apache.

the class TestGenericUDFAbs method testFloat.

@Test
public void testFloat() throws HiveException {
    GenericUDFAbs udf = new GenericUDFAbs();
    ObjectInspector valueOI = PrimitiveObjectInspectorFactory.writableFloatObjectInspector;
    ObjectInspector[] arguments = { valueOI };
    udf.initialize(arguments);
    DeferredObject valueObj = new DeferredJavaObject(new FloatWritable(107.78f));
    DeferredObject[] args = { valueObj };
    DoubleWritable output = (DoubleWritable) udf.evaluate(args);
    // Make sure flow and double equality compare works
    assertTrue("abs() test for Float failed ", Math.abs(107.78 - output.get()) < 0.0001);
    valueObj = new DeferredJavaObject(new FloatWritable(-107.78f));
    args[0] = valueObj;
    output = (DoubleWritable) udf.evaluate(args);
    assertTrue("abs() test for Float failed ", Math.abs(107.78 - output.get()) < 0.0001);
}

Example 49 with FloatWritable

use of org.apache.hadoop.io.FloatWritable in project hive by apache.

the class TestObjectInspectorConverters method convertFloat.

private void convertFloat() {
    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));
}

Example 50 with FloatWritable

use of org.apache.hadoop.io.FloatWritable in project hive by apache.

the class TestArrayCompatibility method testUnannotatedListOfGroups.

@Test
public void testUnannotatedListOfGroups() throws Exception {
    Path test = writeDirect("UnannotatedListOfGroups", Types.buildMessage().repeatedGroup().required(FLOAT).named("x").required(FLOAT).named("y").named("list_of_points").named("UnannotatedListOfGroups"), new DirectWriter() {

        @Override
        public void write(RecordConsumer rc) {
            rc.startMessage();
            rc.startField("list_of_points", 0);
            rc.startGroup();
            rc.startField("x", 0);
            rc.addFloat(1.0f);
            rc.endField("x", 0);
            rc.startField("y", 1);
            rc.addFloat(1.0f);
            rc.endField("y", 1);
            rc.endGroup();
            rc.startGroup();
            rc.startField("x", 0);
            rc.addFloat(2.0f);
            rc.endField("x", 0);
            rc.startField("y", 1);
            rc.addFloat(2.0f);
            rc.endField("y", 1);
            rc.endGroup();
            rc.endField("list_of_points", 0);
            rc.endMessage();
        }
    });
    ArrayWritable expected = list(record(new FloatWritable(1.0f), new FloatWritable(1.0f)), record(new FloatWritable(2.0f), new FloatWritable(2.0f)));
    List<ArrayWritable> records = read(test);
    Assert.assertEquals("Should have only one record", 1, records.size());
    assertEquals("Should match expected record", expected, records.get(0));
}