use of org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category in project hive by apache.
the class VerifyFastRow method serializeWrite.
public static void serializeWrite(SerializeWrite serializeWrite, TypeInfo typeInfo, Object object) throws IOException {
if (object == null) {
serializeWrite.writeNull();
return;
}
switch(typeInfo.getCategory()) {
case PRIMITIVE:
{
PrimitiveTypeInfo primitiveTypeInfo = (PrimitiveTypeInfo) typeInfo;
switch(primitiveTypeInfo.getPrimitiveCategory()) {
case BOOLEAN:
{
boolean value = ((BooleanWritable) object).get();
serializeWrite.writeBoolean(value);
}
break;
case BYTE:
{
byte value = ((ByteWritable) object).get();
serializeWrite.writeByte(value);
}
break;
case SHORT:
{
short value = ((ShortWritable) object).get();
serializeWrite.writeShort(value);
}
break;
case INT:
{
int value = ((IntWritable) object).get();
serializeWrite.writeInt(value);
}
break;
case LONG:
{
long value = ((LongWritable) object).get();
serializeWrite.writeLong(value);
}
break;
case FLOAT:
{
float value = ((FloatWritable) object).get();
serializeWrite.writeFloat(value);
}
break;
case DOUBLE:
{
double value = ((DoubleWritable) object).get();
serializeWrite.writeDouble(value);
}
break;
case STRING:
{
Text value = (Text) object;
byte[] stringBytes = value.getBytes();
int stringLength = stringBytes.length;
serializeWrite.writeString(stringBytes, 0, stringLength);
}
break;
case CHAR:
{
HiveChar value = ((HiveCharWritable) object).getHiveChar();
serializeWrite.writeHiveChar(value);
}
break;
case VARCHAR:
{
HiveVarchar value = ((HiveVarcharWritable) object).getHiveVarchar();
serializeWrite.writeHiveVarchar(value);
}
break;
case DECIMAL:
{
HiveDecimal value = ((HiveDecimalWritable) object).getHiveDecimal();
DecimalTypeInfo decTypeInfo = (DecimalTypeInfo) primitiveTypeInfo;
serializeWrite.writeHiveDecimal(value, decTypeInfo.scale());
}
break;
case DATE:
{
Date value = ((DateWritable) object).get();
serializeWrite.writeDate(value);
}
break;
case TIMESTAMP:
{
Timestamp value = ((TimestampWritable) object).getTimestamp();
serializeWrite.writeTimestamp(value);
}
break;
case INTERVAL_YEAR_MONTH:
{
HiveIntervalYearMonth value = ((HiveIntervalYearMonthWritable) object).getHiveIntervalYearMonth();
serializeWrite.writeHiveIntervalYearMonth(value);
}
break;
case INTERVAL_DAY_TIME:
{
HiveIntervalDayTime value = ((HiveIntervalDayTimeWritable) object).getHiveIntervalDayTime();
serializeWrite.writeHiveIntervalDayTime(value);
}
break;
case BINARY:
{
BytesWritable byteWritable = (BytesWritable) object;
byte[] binaryBytes = byteWritable.getBytes();
int length = byteWritable.getLength();
serializeWrite.writeBinary(binaryBytes, 0, length);
}
break;
default:
throw new Error("Unknown primitive category " + primitiveTypeInfo.getPrimitiveCategory().name());
}
}
break;
case LIST:
{
ListTypeInfo listTypeInfo = (ListTypeInfo) typeInfo;
TypeInfo elementTypeInfo = listTypeInfo.getListElementTypeInfo();
ArrayList<Object> elements = (ArrayList<Object>) object;
serializeWrite.beginList(elements);
boolean isFirst = true;
for (Object elementObject : elements) {
if (isFirst) {
isFirst = false;
} else {
serializeWrite.separateList();
}
if (elementObject == null) {
serializeWrite.writeNull();
} else {
serializeWrite(serializeWrite, elementTypeInfo, elementObject);
}
}
serializeWrite.finishList();
}
break;
case MAP:
{
MapTypeInfo mapTypeInfo = (MapTypeInfo) typeInfo;
TypeInfo keyTypeInfo = mapTypeInfo.getMapKeyTypeInfo();
TypeInfo valueTypeInfo = mapTypeInfo.getMapValueTypeInfo();
HashMap<Object, Object> hashMap = (HashMap<Object, Object>) object;
serializeWrite.beginMap(hashMap);
boolean isFirst = true;
for (Map.Entry<Object, Object> entry : hashMap.entrySet()) {
if (isFirst) {
isFirst = false;
} else {
serializeWrite.separateKeyValuePair();
}
if (entry.getKey() == null) {
serializeWrite.writeNull();
} else {
serializeWrite(serializeWrite, keyTypeInfo, entry.getKey());
}
serializeWrite.separateKey();
if (entry.getValue() == null) {
serializeWrite.writeNull();
} else {
serializeWrite(serializeWrite, valueTypeInfo, entry.getValue());
}
}
serializeWrite.finishMap();
}
break;
case STRUCT:
{
StructTypeInfo structTypeInfo = (StructTypeInfo) typeInfo;
ArrayList<TypeInfo> fieldTypeInfos = structTypeInfo.getAllStructFieldTypeInfos();
ArrayList<Object> fieldValues = (ArrayList<Object>) object;
final int size = fieldValues.size();
serializeWrite.beginStruct(fieldValues);
boolean isFirst = true;
for (int i = 0; i < size; i++) {
if (isFirst) {
isFirst = false;
} else {
serializeWrite.separateStruct();
}
serializeWrite(serializeWrite, fieldTypeInfos.get(i), fieldValues.get(i));
}
serializeWrite.finishStruct();
}
break;
case UNION:
{
UnionTypeInfo unionTypeInfo = (UnionTypeInfo) typeInfo;
List<TypeInfo> fieldTypeInfos = unionTypeInfo.getAllUnionObjectTypeInfos();
final int size = fieldTypeInfos.size();
StandardUnionObjectInspector.StandardUnion standardUnion = (StandardUnionObjectInspector.StandardUnion) object;
byte tag = standardUnion.getTag();
serializeWrite.beginUnion(tag);
serializeWrite(serializeWrite, fieldTypeInfos.get(tag), standardUnion.getObject());
serializeWrite.finishUnion();
}
break;
default:
throw new Error("Unknown category " + typeInfo.getCategory().name());
}
}
use of org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category in project hive by apache.
the class FakeCaptureVectorToRowOutputOperator method process.
@Override
public void process(Object row, int tag) throws HiveException {
VectorizedRowBatch batch = (VectorizedRowBatch) row;
boolean selectedInUse = batch.selectedInUse;
int[] selected = batch.selected;
for (int logical = 0; logical < batch.size; logical++) {
int batchIndex = (selectedInUse ? selected[logical] : logical);
Object[] rowObjects = new Object[outputObjectInspectors.length];
vectorExtractRow.extractRow(batch, batchIndex, rowObjects);
for (int c = 0; c < rowObjects.length; c++) {
switch(outputTypeInfos[c].getCategory()) {
case PRIMITIVE:
rowObjects[c] = ((PrimitiveObjectInspector) outputObjectInspectors[c]).copyObject(rowObjects[c]);
break;
case STRUCT:
{
final StructTypeInfo structTypeInfo = (StructTypeInfo) outputTypeInfos[c];
final StandardStructObjectInspector structInspector = (StandardStructObjectInspector) outputObjectInspectors[c];
final List<TypeInfo> fieldTypeInfos = structTypeInfo.getAllStructFieldTypeInfos();
final int size = fieldTypeInfos.size();
final List<? extends StructField> structFields = structInspector.getAllStructFieldRefs();
final Object oldStruct = rowObjects[c];
if (oldStruct != null) {
List<Object> currentStructData = structInspector.getStructFieldsDataAsList(oldStruct);
final Object newStruct = structInspector.create();
for (int i = 0; i < size; i++) {
final StructField structField = structFields.get(i);
final Object oldValue = currentStructData.get(i);
final Object newValue;
if (oldValue != null) {
newValue = ((PrimitiveObjectInspector) structField.getFieldObjectInspector()).copyObject(oldValue);
} else {
newValue = null;
}
structInspector.setStructFieldData(newStruct, structField, newValue);
}
rowObjects[c] = ((ArrayList<Object>) newStruct).toArray();
}
}
break;
default:
throw new RuntimeException("Unexpected category " + outputTypeInfos[c].getCategory());
}
}
super.process(rowObjects, 0);
}
}
use of org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category in project hive by apache.
the class HCatSchemaUtils method getHCatFieldSchema.
private static HCatFieldSchema getHCatFieldSchema(String fieldName, TypeInfo fieldTypeInfo, String comment) throws HCatException {
Category typeCategory = fieldTypeInfo.getCategory();
HCatFieldSchema hCatFieldSchema;
if (Category.PRIMITIVE == typeCategory) {
hCatFieldSchema = new HCatFieldSchema(fieldName, (PrimitiveTypeInfo) fieldTypeInfo, comment);
} else if (Category.STRUCT == typeCategory) {
HCatSchema subSchema = constructHCatSchema((StructTypeInfo) fieldTypeInfo);
hCatFieldSchema = new HCatFieldSchema(fieldName, HCatFieldSchema.Type.STRUCT, subSchema, comment);
} else if (Category.LIST == typeCategory) {
HCatSchema subSchema = getHCatSchema(((ListTypeInfo) fieldTypeInfo).getListElementTypeInfo());
hCatFieldSchema = new HCatFieldSchema(fieldName, HCatFieldSchema.Type.ARRAY, subSchema, comment);
} else if (Category.MAP == typeCategory) {
HCatSchema subSchema = getHCatSchema(((MapTypeInfo) fieldTypeInfo).getMapValueTypeInfo());
hCatFieldSchema = HCatFieldSchema.createMapTypeFieldSchema(fieldName, (PrimitiveTypeInfo) ((MapTypeInfo) fieldTypeInfo).getMapKeyTypeInfo(), subSchema, comment);
} else {
throw new TypeNotPresentException(fieldTypeInfo.getTypeName(), null);
}
return hCatFieldSchema;
}
use of org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category in project hive by apache.
the class VerifyFastRow 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(deserializeRead.getClass().getName() + " 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());
}
}
use of org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category in project hive by apache.
the class GenericUDFSize method initialize.
@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
if (arguments.length != 1) {
throw new UDFArgumentLengthException("The function SIZE only accepts 1 argument.");
}
Category category = arguments[0].getCategory();
String typeName = arguments[0].getTypeName();
if (category != Category.MAP && category != Category.LIST && !typeName.equals(serdeConstants.VOID_TYPE_NAME)) {
throw new UDFArgumentTypeException(0, "\"" + Category.MAP.toString().toLowerCase() + "\" or \"" + Category.LIST.toString().toLowerCase() + "\" is expected at function SIZE, " + "but \"" + arguments[0].getTypeName() + "\" is found");
}
returnOI = arguments[0];
return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
}
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