use of org.apache.hadoop.io.FloatWritable in project hive by apache.
the class TestGenericUDFPosMod method testPosModByZero5.
@Test
public void testPosModByZero5() throws HiveException {
GenericUDFPosMod udf = new GenericUDFPosMod();
// Float
FloatWritable f1 = new FloatWritable(4.5f);
FloatWritable f2 = new FloatWritable(0.0f);
ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableFloatObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector };
DeferredObject[] args = { new DeferredJavaObject(f1), new DeferredJavaObject(f2) };
udf.initialize(inputOIs);
FloatWritable f3 = (FloatWritable) udf.evaluate(args);
Assert.assertNull(f3);
}
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());
}
}
use of org.apache.hadoop.io.FloatWritable in project hive by apache.
the class TestGenericUDFPower method testFloatPowerFloat.
@Test
public void testFloatPowerFloat() throws HiveException {
GenericUDFPower udf = new GenericUDFPower();
FloatWritable f1 = new FloatWritable(4.5f);
FloatWritable f2 = new FloatWritable(-1.5f);
ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableFloatObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector };
DeferredObject[] args = { new DeferredJavaObject(f1), new DeferredJavaObject(f2) };
PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
Assert.assertEquals(oi.getTypeInfo(), TypeInfoFactory.doubleTypeInfo);
DoubleWritable res = (DoubleWritable) udf.evaluate(args);
Assert.assertEquals(0.10475656017578482, res.get(), EPSILON);
}
use of org.apache.hadoop.io.FloatWritable in project hive by apache.
the class TestGenericUDFPower method testShortPowerFloat.
@Test
public void testShortPowerFloat() throws HiveException {
GenericUDFPower udf = new GenericUDFPower();
ShortWritable base = new ShortWritable((short) 23);
FloatWritable power = new FloatWritable(-1.5f);
ObjectInspector[] inputOIs = { PrimitiveObjectInspectorFactory.writableShortObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector };
DeferredObject[] args = { new DeferredJavaObject(base), new DeferredJavaObject(power) };
PrimitiveObjectInspector oi = (PrimitiveObjectInspector) udf.initialize(inputOIs);
Assert.assertEquals(oi.getTypeInfo(), TypeInfoFactory.doubleTypeInfo);
DoubleWritable res = (DoubleWritable) udf.evaluate(args);
Assert.assertEquals(0.009065844089438033, res.get(), EPSILON);
}
use of org.apache.hadoop.io.FloatWritable in project hive by apache.
the class TestGenericUDFRound method getExpectedResult.
@Override
public InspectableObject[] getExpectedResult() {
DataBuilder db = new DataBuilder();
db.setColumnNames("_col1", "_col2", "_col3", "_col4", "_col5", "_col6", "_col7", "_col8");
db.setColumnTypes(PrimitiveObjectInspectorFactory.javaStringObjectInspector, PrimitiveObjectInspectorFactory.writableIntObjectInspector, PrimitiveObjectInspectorFactory.writableDoubleObjectInspector, PrimitiveObjectInspectorFactory.writableFloatObjectInspector, PrimitiveObjectInspectorFactory.writableByteObjectInspector, PrimitiveObjectInspectorFactory.writableShortObjectInspector, PrimitiveObjectInspectorFactory.writableLongObjectInspector, PrimitiveObjectInspectorFactory.writableHiveDecimalObjectInspector);
db.addRow(null, new IntWritable(170), new DoubleWritable(1.1), new FloatWritable(32f), new ByteWritable((byte) 0), new ShortWritable((short) 1234), new LongWritable(123500L), new HiveDecimalWritable(HiveDecimal.create("983.724")));
db.addRow(new DoubleWritable(-200), null, null, new FloatWritable(0f), new ByteWritable((byte) 100), new ShortWritable((short) 551), new LongWritable(900L), new HiveDecimalWritable(HiveDecimal.create("983723.005")));
db.addRow(new DoubleWritable(500), new IntWritable(22345), new DoubleWritable(-23.000), new FloatWritable(-3f), new ByteWritable((byte) 100), new ShortWritable((short) 2321), new LongWritable(9200L), new HiveDecimalWritable(HiveDecimal.create("-932032.7")));
return db.createRows();
}
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