Top Description Inners Fields Constructors Methods
org.hsqldb.types

public abstract Class Type

extends Object
implements SchemaObject, Cloneable
Class Inheritance
All Implemented Interfaces
java.lang.Cloneable, org.hsqldb.SchemaObject
Known Direct Subclasses
org.hsqldb.types.ArrayType, org.hsqldb.types.BinaryType, org.hsqldb.types.BooleanType, org.hsqldb.types.CharacterType, org.hsqldb.types.DTIType, org.hsqldb.types.NullType, org.hsqldb.types.NumberType, org.hsqldb.types.OtherType, org.hsqldb.types.RowType
Imports
org.hsqldb.HsqlNameManager.HsqlName, .SchemaObject, .Session, .SessionInterface, .SortAndSlice, .Tokens, org.hsqldb.error.Error, .ErrorCode, org.hsqldb.lib.IntKeyHashMap, .IntValueHashMap, .OrderedHashSet, org.hsqldb.rights.Grantee
Base class for type objects.

Author
Fred Toussi (fredt@users dot sourceforge.net)
Since
1.9.0
Version
2.7.3

Nested and Inner Type Summary

Modifier and TypeClass and Description
public static interface
Type.ReType

Field Summary

Modifier and TypeField and Description
public static final Type[]
emptyArray

Hides org.hsqldb.SchemaObject.emptyArray.

public static final IntKeyHashMap<Type>
jdbcConvertTypes

public static final OtherType
OTHER

public final long
precision

public final int
scale

public static final Type
SQL_ALL_TYPES

public static final ArrayType
SQL_ARRAY_ALL_TYPES

public static final NumberType
SQL_BIGINT

public static final BinaryType
SQL_BINARY

public static final BinaryType
SQL_BINARY_16

public static final BinaryType
SQL_BINARY_DEFAULT

public static final BitType
SQL_BIT

public static final BitType
SQL_BIT_VARYING

public static final BitType
SQL_BIT_VARYING_MAX_LENGTH

public static final BlobType
SQL_BLOB

public static final BooleanType
SQL_BOOLEAN

public static final CharacterType
SQL_CHAR

public static final CharacterType
SQL_CHAR_DEFAULT

public static final CharacterType
SQL_CHAR_UUID

public static final ClobType
SQL_CLOB

public static final DateTimeType
SQL_DATE

public static final NumberType
SQL_DECIMAL

public static final NumberType
SQL_DECIMAL_BIGINT_SQR

public static final NumberType
SQL_DECIMAL_DEFAULT

public static final NumberType
SQL_DOUBLE

public static final BinaryUUIDType
SQL_GUID

public static final NumberType
SQL_INTEGER

public static final IntervalType
SQL_INTERVAL_DAY

public static final IntervalType
SQL_INTERVAL_DAY_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_DAY_TO_HOUR

public static final IntervalType
SQL_INTERVAL_DAY_TO_MINUTE

public static final IntervalType
SQL_INTERVAL_DAY_TO_SECOND

public static final IntervalType
SQL_INTERVAL_DAY_TO_SECOND_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_HOUR

public static final IntervalType
SQL_INTERVAL_HOUR_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_HOUR_TO_MINUTE

public static final IntervalType
SQL_INTERVAL_HOUR_TO_SECOND

public static final IntervalType
SQL_INTERVAL_MINUTE

public static final IntervalType
SQL_INTERVAL_MINUTE_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_MINUTE_TO_SECOND

public static final IntervalType
SQL_INTERVAL_MONTH

public static final IntervalType
SQL_INTERVAL_MONTH_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_SECOND

public static final IntervalType
SQL_INTERVAL_SECOND_MAX_FRACTION

public static final IntervalType
SQL_INTERVAL_SECOND_MAX_FRACTION_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_SECOND_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_YEAR

public static final IntervalType
SQL_INTERVAL_YEAR_MAX_PRECISION

public static final IntervalType
SQL_INTERVAL_YEAR_TO_MONTH

public static final IntervalType
SQL_INTERVAL_YEAR_TO_MONTH_MAX_PRECISION

public static final NumberType
SQL_NUMERIC

public static final NumberType
SQL_SMALLINT

public static final DateTimeType
SQL_TIME

public static final DateTimeType
SQL_TIME_MAX

public static final DateTimeType
SQL_TIME_WITH_TIME_ZONE

public static final DateTimeType
SQL_TIME_WITH_TIME_ZONE_MAX

public static final DateTimeType
SQL_TIMESTAMP

public static final DateTimeType
SQL_TIMESTAMP_NO_FRACTION

public static final DateTimeType
SQL_TIMESTAMP_WITH_TIME_ZONE

public static final DateTimeType
SQL_TIMESTAMP_WITH_TIME_ZONE_MAX

public static final BinaryType
SQL_VARBINARY

public static final BinaryType
SQL_VARBINARY_DEFAULT

public static final CharacterType
SQL_VARCHAR

public static final CharacterType
SQL_VARCHAR_DEFAULT

public static final CharacterType
SQL_VARCHAR_LONG

public static final NumberType
TINYINT

public static final IntValueHashMap<String>
typeAliases

public final int
typeCode

public final int
typeComparisonGroup

public final int
typeDataGroup

public static final IntValueHashMap<String>
typeNames

public UserTypeModifier
userTypeModifier

Constructor Summary

AccessConstructor and Description
pack-priv
Type(int typeGroup, int type, long precision, int scale)

Method Summary

Modifier and TypeMethod and Description
public Object
absolute(Object a)

All arithmetic ops are called on the pre-determined Type object of the result

public boolean
acceptsFractionalPrecision()

public boolean
acceptsPrecision()

public boolean
acceptsScale()

public Object
add(Session session, Object a, Object b, Type otherType)

public int
arrayLimitCardinality()

public boolean
canBeAssignedFrom(Type otherType)

public boolean
canCompareDirect(Type otherType)

public abstract boolean
canConvertFrom(Type otherType)

public int

Returns:

0 always, 1 only value range check required, -1 value conversion required
canMoveFrom(Type otherType)

When canConvertFrom() is true, can convert without changing the object

public int
cardinality(Session session, Object a)

public Object
castToType(SessionInterface session, Object a, Type type)

Explicit casts are handled by this method.

public Type
collectionBaseType()

public abstract int
compare(Session session, Object a, Object b)

public int
compare(Session session, Object a, Object b, int opType)

public int
compare(Session session, Object a, Object b, SortAndSlice sort)

public int
compareToTypeRange(Object o)

public final void
compile(Session session, SchemaObject parentObject)

Overrides default org.hsqldb.SchemaObject.compile.

public Object
concat(Session session, Object a, Object b)

public Object
convertJavaToSQL(SessionInterface session, Object a)

public Object
convertSQLToJava(SessionInterface session, Object a)

public abstract Object
convertToDefaultType(SessionInterface sessionInterface, Object o)

Converts the object to the given type without limit checks.

public void
convertToJSON(Object a, StringBuilder sb)

public void
convertToJSON(Object a, StringBuilder sb, boolean nullOnNull)

public abstract String
convertToSQLString(Object a)

public abstract String
convertToString(Object a)

public abstract Object
convertToType(SessionInterface session, Object a, Type type)

Same as castToType except for CHARACTER values.

public Object
convertToTypeJDBC(SessionInterface session, Object a, Type otherType)

Convert type for JDBC reads.

public abstract Object
convertToTypeLimits(SessionInterface session, Object a)

public abstract int
displaySize()

public Object
divide(Session session, Object a, Object b)

public Type
duplicate()

public boolean
equals(Object other)

Overrides java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

public abstract Type
getAggregateType(Type other)

Common type used in comparison operations.

public static Type
getAggregateType(Type add, Type existing)

public final HsqlNameManager.HsqlName
getCatalogName()

Implements org.hsqldb.SchemaObject.getCatalogName.

public long
getChangeTimestamp()

Implements org.hsqldb.SchemaObject.getChangeTimestamp.

public Charset
getCharacterSet()

public Collation
getCollation()

public abstract Type
getCombinedType(Session session, Type other, int operation)

Result type of combining values of two types in different operations.

public final OrderedHashSet<SchemaObject>
getComponents()

Overrides default org.hsqldb.SchemaObject.getComponents.

public static ArrayType
getDefaultArrayType(int type)

public static Type
getDefaultType(int type)

public static Type
getDefaultTypeWithSize(int type)

public abstract String
getDefinition()

Returns the full definition of the type, including parameters

public int
getDegree()

public String
getFullNameString()

Returns the name of the type

public static int
getHSQLDBTypeCode(int jdbcTypeNumber)

public abstract Class<T>
getJDBCClass()

public abstract String
getJDBCClassName()

Returns the JDBC class name of type, if it exists, otherwise the HSQLDB class name.

public int
getJDBCPrecision()

public int
getJDBCScale()

public abstract int
getJDBCTypeCode()

Returns the JDBC type number of type, if it exists, otherwise the HSQLDB / SQL type.

public static int

Returns:

int
getJDBCTypeCode(int
int
type)

translate an internal type number to JDBC type number if a type is not supported internally, it is returned without translation

public long
getMaxPrecision()

public int
getMaxScale()

public final HsqlNameManager.HsqlName
getName()

Implements org.hsqldb.SchemaObject.getName.

public abstract String
getNameString()

Returns the name of the type

public final Grantee
getOwner()

Implements org.hsqldb.SchemaObject.getOwner.

public int
getPrecisionRadix()

public OrderedHashSet<HsqlNameManager.HsqlName>
getReferences()

Overrides default org.hsqldb.SchemaObject.getReferences.

public final HsqlNameManager.HsqlName
getSchemaName()

Implements org.hsqldb.SchemaObject.getSchemaName.

public String

Returns:

the SQL character sequence required to (re)create the type
getSQL()

Implements org.hsqldb.SchemaObject.getSQL.

Retrieves the SQL character sequence required to (re)create the type, as a String

public int
getSQLGenericTypeCode()

Returns the generic SQL CLI type number of type, if it exists, otherwise the HSQLDB type.

public final int
getType()

Implements org.hsqldb.SchemaObject.getType.

public static Type
getType(Type type, Collation collation)

public static Type
getType(int type, Charset charset, Collation collation, long precision, int scale)

Enforces precision and scale limits on type

public final String
getTypeDefinition()

public static Type
getTypeForJDBCConvertToken(int name)

public static int
getTypeNr(String name)

public int
hashCode(Object a)

public int
hashCode()

Overrides java.lang.Object.hashCode.

Returns a hash code value for this object.

public boolean
isArrayType()

public boolean
isBinaryType()

public boolean
isBitType()

public boolean
isBooleanType()

public boolean
isCharacterType()

public boolean
isDateOrTimestampType()

public boolean
isDateTimeType()

public boolean
isDateTimeTypeWithZone()

public boolean
isDecimalType()

public boolean
isDistinctType()

public boolean
isDomainType()

public boolean
isExactNumberType()

public boolean
isIntegralType()

public boolean
isIntervalDaySecondType()

public boolean
isIntervalType()

public boolean
isIntervalYearMonthType()

public boolean
isLobType()

public boolean
isMultisetType()

public boolean
isNegative(Object a)

public boolean
isNumberType()

public boolean
isObjectType()

public boolean
isRowType()

public boolean
isStructuredType()

public static boolean
isSupportedSQLType(int typeNumber)

public boolean
isTimestampType()

public boolean
isTimeType()

public boolean
isUUIDType()

public static boolean
matches(Type[] one, Type[] other)

public Object
multiply(Object a, Object b)

public Object
negate(Object a)

public int
precedenceDegree(Type other)

public boolean
requiresPrecision()

public Object
subtract(Session session, Object a, Object b, Type otherType)

Inherited from java.lang.Object:
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