Package io.trino.spi.type

Class AbstractType

java.lang.Object

io.trino.spi.type.AbstractType

All Implemented Interfaces:

Type

Direct Known Subclasses:

AbstractIntType, AbstractLongType, AbstractVariableWidthType, ArrayType, BooleanType, DecimalType, DoubleType, MapType, RowType, SmallintType, TimestampType, TimestampWithTimeZoneType, TimeWithTimeZoneType, TinyintType, UuidType

public abstract class AbstractType
extends Object
implements Type

Nested Class Summary

Nested classes/interfaces inherited from interface io.trino.spi.type.Type

Type.Range

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractType(TypeSignature signature, Class<?> javaType, Class<? extends ValueBlock> valueBlockType)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
boolean	getBoolean(Block block, int position)	Gets the value at the block position as a boolean.
String	getDisplayName()	Returns the name of this type that should be displayed to end-users.
double	getDouble(Block block, int position)	Gets the value at the block position as a double.
final Class<?>	getJavaType()	Gets the Java class type used to represent this value on the stack during expression execution.
long	getLong(Block block, int position)	Gets the value at the block position as a long.
Object	getObject(Block block, int position)	Gets the value at the block position as an Object.
io.airlift.slice.Slice	getSlice(Block block, int position)	Gets the value at the block position as a Slice.
List<Type>	getTypeParameters()	For parameterized types returns the list of parameters.
final TypeSignature	getTypeSignature()	Gets the name of this type which must be case insensitive globally unique.
Class<? extends ValueBlock>	getValueBlockType()	Gets the ValueBlock type used to store values of this type.
int	hashCode()
boolean	isComparable()	True if the type supports equalTo and hash.
boolean	isOrderable()	True if the type supports compareTo.
String	toString()
void	writeBoolean(BlockBuilder blockBuilder, boolean value)	Writes the boolean value into the BlockBuilder.
void	writeDouble(BlockBuilder blockBuilder, double value)	Writes the double value into the BlockBuilder.
void	writeLong(BlockBuilder blockBuilder, long value)	Writes the long value into the BlockBuilder.
void	writeObject(BlockBuilder blockBuilder, Object value)	Writes the Object value into the BlockBuilder.
void	writeSlice(BlockBuilder blockBuilder, io.airlift.slice.Slice value)	Writes the Slice value into the BlockBuilder.
void	writeSlice(BlockBuilder blockBuilder, io.airlift.slice.Slice value, int offset, int length)	Writes the Slice value into the BlockBuilder.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.trino.spi.type.Type

appendTo, createBlockBuilder, createBlockBuilder, getBaseName, getDiscreteValues, getFlatFixedSize, getFlatVariableWidthSize, getNextValue, getObjectValue, getPreviousValue, getRange, getTypeId, getTypeOperatorDeclaration, isFlatVariableWidth, relocateFlatVariableWidthOffsets

Constructor Details

AbstractType

protected AbstractType(TypeSignature signature,
 Class<?> javaType,
 Class<? extends ValueBlock> valueBlockType)

Method Details

getTypeSignature

public final TypeSignature getTypeSignature()

Description copied from interface: Type

Gets the name of this type which must be case insensitive globally unique. The name of a user defined type must be a legal identifier in Trino.

Specified by:

getTypeSignature in interface Type

getDisplayName

public String getDisplayName()

Description copied from interface: Type

Returns the name of this type that should be displayed to end-users.

Specified by:

getDisplayName in interface Type

getJavaType

public final Class<?> getJavaType()

Description copied from interface: Type

Gets the Java class type used to represent this value on the stack during expression execution.

Currently, this can be boolean, long, double, or a non-primitive type.

Specified by:

getJavaType in interface Type

getValueBlockType

public Class<? extends ValueBlock> getValueBlockType()

Description copied from interface: Type

Gets the ValueBlock type used to store values of this type.

Specified by:

getValueBlockType in interface Type

getTypeParameters

public List<Type> getTypeParameters()

Description copied from interface: Type

For parameterized types returns the list of parameters.

Specified by:

getTypeParameters in interface Type

isComparable

public boolean isComparable()

Description copied from interface: Type

True if the type supports equalTo and hash.

Specified by:

isComparable in interface Type

isOrderable

public boolean isOrderable()

Description copied from interface: Type

True if the type supports compareTo.

Specified by:

isOrderable in interface Type

getBoolean

public boolean getBoolean(Block block,
 int position)

Description copied from interface: Type

Gets the value at the block position as a boolean.

Specified by:

getBoolean in interface Type

writeBoolean

public void writeBoolean(BlockBuilder blockBuilder,
 boolean value)

Description copied from interface: Type

Writes the boolean value into the BlockBuilder.

Specified by:

writeBoolean in interface Type

getLong

public long getLong(Block block,
 int position)

Description copied from interface: Type

Gets the value at the block position as a long.

Specified by:

getLong in interface Type

writeLong

public void writeLong(BlockBuilder blockBuilder,
 long value)

Description copied from interface: Type

Writes the long value into the BlockBuilder.

Specified by:

writeLong in interface Type

getDouble

public double getDouble(Block block,
 int position)

Description copied from interface: Type

Gets the value at the block position as a double.

Specified by:

getDouble in interface Type

writeDouble

public void writeDouble(BlockBuilder blockBuilder,
 double value)

Description copied from interface: Type

Writes the double value into the BlockBuilder.

Specified by:

writeDouble in interface Type

getSlice

public io.airlift.slice.Slice getSlice(Block block,
 int position)

Description copied from interface: Type

Gets the value at the block position as a Slice.

Specified by:

getSlice in interface Type

writeSlice

public void writeSlice(BlockBuilder blockBuilder,
 io.airlift.slice.Slice value)

Description copied from interface: Type

Writes the Slice value into the BlockBuilder.

Specified by:

writeSlice in interface Type

writeSlice

public void writeSlice(BlockBuilder blockBuilder,
 io.airlift.slice.Slice value,
 int offset,
 int length)

Description copied from interface: Type

Writes the Slice value into the BlockBuilder.

Specified by:

writeSlice in interface Type

getObject

public Object getObject(Block block,
 int position)

Description copied from interface: Type

Gets the value at the block position as an Object.

Specified by:

getObject in interface Type

writeObject

public void writeObject(BlockBuilder blockBuilder,
 Object value)

Description copied from interface: Type

Writes the Object value into the BlockBuilder.

Specified by:

writeObject in interface Type

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object