public final class UInt8Vector extends BaseFixedWidthVector implements BaseIntVector
Modifier and Type | Field and Description |
---|---|
static long |
MAX_UINT8
The maximum 64-bit unsigned long integer.
|
static byte |
TYPE_WIDTH |
actualValueCapacity, field, lastValueCapacity, validityBuffer, valueBuffer, valueCount
allocator, INITIAL_VALUE_ALLOCATION, MAX_ALLOCATION_SIZE, MAX_ALLOCATION_SIZE_PROPERTY
Constructor and Description |
---|
UInt8Vector(Field field,
BufferAllocator allocator) |
UInt8Vector(String name,
BufferAllocator allocator) |
UInt8Vector(String name,
FieldType fieldType,
BufferAllocator allocator) |
Modifier and Type | Method and Description |
---|---|
long |
get(int index)
Get the element at the given index from the vector.
|
void |
get(int index,
NullableUInt8Holder holder)
Get the element at the given index from the vector and
sets the state in holder.
|
Types.MinorType |
getMinorType() |
static BigInteger |
getNoOverflow(ArrowBuf buffer,
int index)
Given a data buffer, get the value stored at a particular position
in the vector.
|
Long |
getObject(int index)
Same as
get(int) . |
BigInteger |
getObjectNoOverflow(int index)
Returns the value stored at index without the potential for overflow.
|
FieldReader |
getReader()
Get a reader for this vector.
|
TransferPair |
getTransferPair(String ref,
BufferAllocator allocator)
Construct a transfer pair of this vector and another vector of same type.
|
long |
getValueAsLong(int index)
Gets the value at index.
|
TransferPair |
makeTransferPair(ValueVector to)
Makes a new transfer pair used to transfer underlying buffers.
|
void |
set(int index,
int isSet,
long value)
Sets value at index is isSet is positive otherwise sets the index to invalid/null.
|
void |
set(int index,
long value)
Set the element at the given index to the given value.
|
void |
set(int index,
NullableUInt8Holder holder)
Set the element at the given index to the value set in data holder.
|
void |
set(int index,
UInt8Holder holder)
Set the element at the given index to the value set in data holder.
|
void |
setSafe(int index,
int isSet,
long value)
Same as
set(int, int, long) but will reallocate if index is greater than current capacity. |
void |
setSafe(int index,
long value)
Same as
set(int, long) except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity() . |
void |
setSafe(int index,
NullableUInt8Holder holder)
Same as
set(int, NullableUInt8Holder) except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity() . |
void |
setSafe(int index,
UInt8Holder holder)
Same as
set(int, UInt8Holder) except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity() . |
void |
setUnsafeWithPossibleTruncate(int index,
long value)
Sets the value at index, note this value may need to be truncated.
|
void |
setWithPossibleTruncate(int index,
long value)
Sets the value at index, note this value may need to be truncated.
|
String |
toString()
Representation of vector suitable for debugging.
|
accept, allocateNew, allocateNew, allocateNewSafe, clear, close, copyFrom, copyFromSafe, decrementAllocationMonitor, getBuffers, getBufferSize, getBufferSizeFor, getChildrenFromFields, getDataBuffer, getDataBufferAddress, getDataPointer, getDataPointer, getField, getFieldBuffers, getFieldInnerVectors, getName, getNullCount, getOffsetBuffer, getOffsetBufferAddress, getTransferPair, getTransferPair, getTypeWidth, getValidityBuffer, getValidityBufferAddress, getValidityBufferValueCapacity, getValueBufferValueCapacity, getValueCapacity, getValueCount, handleSafe, hashCode, hashCode, incrementAllocationMonitor, initializeChildrenFromFields, isNull, isSafe, isSet, loadFieldBuffers, reAlloc, refreshValueCapacity, reset, set, set, setIndexDefined, setInitialCapacity, setNull, setSafe, setSafe, setValueCount, splitAndTransferTo, transferTo, zeroVector
checkBufRefs, getAllocator, getValidityBufferSizeFromCount, iterator, releaseBuffer, transferBuffer
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
getChildrenFromFields, getDataBufferAddress, getFieldBuffers, getFieldInnerVectors, getOffsetBufferAddress, getValidityBufferAddress, initializeChildrenFromFields, loadFieldBuffers, setNull
accept, allocateNew, allocateNewSafe, clear, close, copyFrom, copyFromSafe, getAllocator, getBuffers, getBufferSize, getBufferSizeFor, getDataBuffer, getField, getName, getNullCount, getOffsetBuffer, getTransferPair, getTransferPair, getValidityBuffer, getValueCapacity, getValueCount, hashCode, hashCode, isNull, reAlloc, reset, setInitialCapacity, setValueCount
forEach, iterator, spliterator
public static final long MAX_UINT8
public static final byte TYPE_WIDTH
public UInt8Vector(String name, BufferAllocator allocator)
public UInt8Vector(String name, FieldType fieldType, BufferAllocator allocator)
public UInt8Vector(Field field, BufferAllocator allocator)
public FieldReader getReader()
ValueVector
getReader
in interface ValueVector
field reader
that supports reading values
from this vector.public Types.MinorType getMinorType()
getMinorType
in interface ValueVector
public static BigInteger getNoOverflow(ArrowBuf buffer, int index)
To avoid overflow, the returned type is one step up from the signed type.
This method is mainly meant for integration tests.
buffer
- data bufferindex
- position of the element.public long get(int index) throws IllegalStateException
index
- position of elementIllegalStateException
public void get(int index, NullableUInt8Holder holder)
index
- position of elementpublic Long getObject(int index)
get(int)
.getObject
in interface ValueVector
index
- position of elementpublic BigInteger getObjectNoOverflow(int index)
index
- position of elementpublic void set(int index, long value)
index
- position of elementvalue
- value of elementpublic void set(int index, NullableUInt8Holder holder) throws IllegalArgumentException
index
- position of elementholder
- nullable data holder for value of elementIllegalArgumentException
public void set(int index, UInt8Holder holder)
index
- position of elementholder
- data holder for value of elementpublic void setSafe(int index, long value)
set(int, long)
except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity()
.index
- position of elementvalue
- value of elementpublic void setSafe(int index, NullableUInt8Holder holder) throws IllegalArgumentException
set(int, NullableUInt8Holder)
except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity()
.index
- position of elementholder
- nullable data holder for value of elementIllegalArgumentException
public void setSafe(int index, UInt8Holder holder)
set(int, UInt8Holder)
except that it handles the
case when index is greater than or equal to existing
value capacity BaseFixedWidthVector.getValueCapacity()
.index
- position of elementholder
- data holder for value of elementpublic void set(int index, int isSet, long value)
public void setSafe(int index, int isSet, long value)
set(int, int, long)
but will reallocate if index is greater than current capacity.public TransferPair getTransferPair(String ref, BufferAllocator allocator)
BaseFixedWidthVector
getTransferPair
in interface ValueVector
getTransferPair
in class BaseFixedWidthVector
ref
- name of the target vectorallocator
- allocator for the target vectorpublic TransferPair makeTransferPair(ValueVector to)
ValueVector
makeTransferPair
in interface ValueVector
to
- the target for the transfertransfer pair
that is used to transfer underlying
buffers into the target vector.public void setWithPossibleTruncate(int index, long value)
BaseIntVector
setWithPossibleTruncate
in interface BaseIntVector
public void setUnsafeWithPossibleTruncate(int index, long value)
BaseIntVector
setUnsafeWithPossibleTruncate
in interface BaseIntVector
public long getValueAsLong(int index)
BaseIntVector
NullPointerException
if the value is null. Note null check could be turned off via NullCheckingForGet
.getValueAsLong
in interface BaseIntVector
public String toString()
BaseValueVector
toString
in class BaseValueVector
Copyright © 2023 The Apache Software Foundation. All rights reserved.