Package org.apache.calcite.rel.type

Class RelDataTypeFieldImpl

java.lang.Object

org.apache.calcite.rel.type.RelDataTypeFieldImpl

All Implemented Interfaces:

Serializable, Map.Entry<String,RelDataType>, RelDataTypeField

public class RelDataTypeFieldImpl
extends Object
implements RelDataTypeField, Serializable

Default implementation of RelDataTypeField.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.rel.type.RelDataTypeField

RelDataTypeField.ToFieldIndex, RelDataTypeField.ToFieldName

Constructor Summary

Constructors

Constructor	Description
RelDataTypeFieldImpl(String name, int index, RelDataType type)	Creates a RelDataTypeFieldImpl.

Method Summary

Modifier and Type	Method	Description
boolean	equals(@Nullable Object obj)
int	getIndex()	Gets the ordinal of this field within its containing type.
final String	getKey()
String	getName()	Gets the name of this field, which is unique within its containing type.
RelDataType	getType()	Gets the type of this field.
final RelDataType	getValue()
int	hashCode()
boolean	isDynamicStar()	Returns true if this is a dynamic star field.
RelDataType	setValue(RelDataType value)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

RelDataTypeFieldImpl

public RelDataTypeFieldImpl(String name,
 int index,
 RelDataType type)

Creates a RelDataTypeFieldImpl.

Method Details

hashCode

public int hashCode()

Specified by:

hashCode in interface Map.Entry<String,RelDataType>

Overrides:

hashCode in class Object

equals

public boolean equals(@Nullable Object obj)

Specified by:

equals in interface Map.Entry<String,RelDataType>

Overrides:

equals in class Object

getName

public String getName()

Description copied from interface: RelDataTypeField

Gets the name of this field, which is unique within its containing type.

Specified by:

getName in interface RelDataTypeField

Returns:

field name

getIndex

public int getIndex()

Description copied from interface: RelDataTypeField

Gets the ordinal of this field within its containing type.

Specified by:

getIndex in interface RelDataTypeField

Returns:

0-based ordinal

getType

public RelDataType getType()

Description copied from interface: RelDataTypeField

Gets the type of this field.

Specified by:

getType in interface RelDataTypeField

Returns:

field type

getKey

public final String getKey()

Specified by:

getKey in interface Map.Entry<String,RelDataType>

getValue

public final RelDataType getValue()

Specified by:

getValue in interface Map.Entry<String,RelDataType>

setValue

public RelDataType setValue(RelDataType value)

Specified by:

setValue in interface Map.Entry<String,RelDataType>

toString

public String toString()

Overrides:

toString in class Object

isDynamicStar

public boolean isDynamicStar()

Description copied from interface: RelDataTypeField

Returns true if this is a dynamic star field.

Specified by:

isDynamicStar in interface RelDataTypeField