TypeCompiler
public class BitTypeCompiler extends BaseTypeCompiler
AVG_OP, BOOLEAN_MAXWIDTH_AS_CHAR, DEFAULT_DECIMAL_PRECISION, DEFAULT_DECIMAL_SCALE, DIVIDE_OP, DOUBLE_MAXWIDTH_AS_CHAR, INT_MAXWIDTH_AS_CHAR, LONGINT_MAXWIDTH_AS_CHAR, MAX_DECIMAL_PRECISION_SCALE, MINUS_OP, MOD_OP, PLUS_OP, REAL_MAXWIDTH_AS_CHAR, SMALLINT_MAXWIDTH_AS_CHAR, SUM_OP, TIMES_OP, TINYINT_MAXWIDTH_AS_CHAR
Constructor | Description |
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BitTypeCompiler() |
Modifier and Type | Method | Description |
---|---|---|
boolean |
compatible(TypeId otherType) |
Tell whether this type (bit) is compatible with the given type.
|
boolean |
convertible(TypeId otherType,
boolean forDataTypeFunction) |
Tell whether this type (bit) can be converted to the given type.
|
(package private) java.lang.String |
dataValueMethodName() |
Return the method name to get a Derby DataValueDescriptor
object of the correct type and set it to a specific value.
|
int |
getCastToCharWidth(DataTypeDescriptor dts) |
Return the maximum width for this data type when cast to a char type.
|
java.lang.String |
getCorrespondingPrimitiveTypeName() |
Get the name of the corresponding Java type.
|
java.lang.String |
interfaceName() |
Get the name of the interface for this type.
|
(package private) java.lang.String |
nullMethodName() |
Return the method name to get a Derby DataValueDescriptor
object of the correct type set to SQL NULL.
|
boolean |
storable(TypeId otherType,
ClassFactory cf) |
Tell whether this type (bit) can be stored into from the given type.
|
generateDataValue, generateNull, getPrimitiveMethodName, getStoredFormatIdFromTypeId, getTypeCompiler, getTypeId, numberConvertible, numberStorable, pushCollationForDataValue, resolveArithmeticOperation, setTypeId, userTypeStorable
public boolean convertible(TypeId otherType, boolean forDataTypeFunction)
otherType
- The CompilationType of the other type to compare
this type toforDataTypeFunction
- true if this is a type function that
requires more liberal behavior (e.g DOUBLE can convert a char but
you cannot cast a CHAR to double.TypeCompiler.convertible(org.apache.derby.iapi.types.TypeId, boolean)
public boolean compatible(TypeId otherType)
otherType
- The TypeId of the other type.public boolean storable(TypeId otherType, ClassFactory cf)
otherType
- The TypeId of the other type.cf
- A ClassFactorypublic java.lang.String interfaceName()
TypeCompiler
TypeCompiler.interfaceName()
public java.lang.String getCorrespondingPrimitiveTypeName()
TypeCompiler
TypeCompiler.getCorrespondingPrimitiveTypeName()
public int getCastToCharWidth(DataTypeDescriptor dts)
TypeCompiler
dts
- The associated DataTypeDescriptor for this TypeId.TypeCompiler.getCastToCharWidth(org.apache.derby.iapi.types.DataTypeDescriptor)
java.lang.String nullMethodName()
BaseTypeCompiler
nullMethodName
in class BaseTypeCompiler
java.lang.String dataValueMethodName()
BaseTypeCompiler
dataValueMethodName
in class BaseTypeCompiler
Apache Derby V10.14 Internals - Copyright © 2004,2018 The Apache Software Foundation. All Rights Reserved.