org.h2.value

Class TypeInfo

java.lang.Object

org.h2.value.TypeInfo

public class TypeInfo
extends java.lang.Object

Data type with parameters.

Field Summary

Fields

Modifier and Type	Field and Description
static TypeInfo	TYPE_ARRAY ARRAY type with maximum parameters.
static TypeInfo	TYPE_BOOLEAN BOOLEAN type with parameters.
static TypeInfo	TYPE_BYTE BYTE type with parameters.
static TypeInfo	TYPE_BYTES BYTES type with maximum parameters.
static TypeInfo	TYPE_DATE DATE type with parameters.
static TypeInfo	TYPE_DECIMAL DECIMAL type with maximum parameters.
static TypeInfo	TYPE_DECIMAL_DEFAULT DECIMAL type with default parameters.
static TypeInfo	TYPE_DOUBLE DOUBLE type with parameters.
static TypeInfo	TYPE_ENUM_UNDEFINED ENUM type with undefined parameters.
static TypeInfo	TYPE_FLOAT FLOAT type with parameters.
static TypeInfo	TYPE_GEOMETRY GEOMETRY type with default parameters.
static TypeInfo	TYPE_INT INT type with parameters.
static TypeInfo	TYPE_INTERVAL_DAY INTERVAL DAY type with maximum parameters.
static TypeInfo	TYPE_INTERVAL_DAY_TO_SECOND INTERVAL DAY TO SECOND type with maximum parameters.
static TypeInfo	TYPE_INTERVAL_HOUR_TO_SECOND INTERVAL HOUR TO SECOND type with maximum parameters.
static TypeInfo	TYPE_JAVA_OBJECT JAVA_OBJECT type with parameters.
static TypeInfo	TYPE_JSON JSON type.
static TypeInfo	TYPE_LONG LONG type with parameters.
static TypeInfo	TYPE_NULL NULL type with parameters.
static TypeInfo	TYPE_RESULT_SET RESULT_SET type with parameters.
static TypeInfo	TYPE_ROW ROW (row value) type with parameters.
static TypeInfo	TYPE_SHORT SHORT type with parameters.
static TypeInfo	TYPE_STRING STRING type with maximum parameters.
static TypeInfo	TYPE_STRING_IGNORECASE STRING_IGNORECASE type with maximum parameters.
static TypeInfo	TYPE_TIME TIME type with maximum parameters.
static TypeInfo	TYPE_TIME_TZ TIME WITH TIME ZONE type with maximum parameters.
static TypeInfo	TYPE_TIMESTAMP TIMESTAMP type with maximum parameters.
static TypeInfo	TYPE_TIMESTAMP_TZ TIMESTAMP WITH TIME ZONE type with maximum parameters.
static TypeInfo	TYPE_UNKNOWN UNKNOWN type with parameters.
static TypeInfo	TYPE_UUID UUID type with parameters.

Constructor Summary

Constructors

Constructor and Description
TypeInfo(int valueType, long precision, int scale, int displaySize, ExtTypeInfo extTypeInfo) Creates new instance of data type with parameters.

Method Summary

Methods

Modifier and Type	Method and Description
Value	cast(Value value, CastDataProvider provider, boolean forComparison, boolean convertPrecision, java.lang.Object column) Casts a specified value to this data type taking precision and scale into account.
int	getDisplaySize() Returns the display size in characters.
ExtTypeInfo	getExtTypeInfo() Returns the extended type information, or null.
long	getPrecision() Returns the precision.
int	getScale() Returns the scale.
java.lang.StringBuilder	getSQL(java.lang.StringBuilder builder) Appends SQL representation of this object to the specified string builder.
static TypeInfo	getTypeInfo(int type) Get the data type with parameters object for the given value type and maximum parameters.
static TypeInfo	getTypeInfo(int type, long precision, int scale, ExtTypeInfo extTypeInfo) Get the data type with parameters object for the given value type and the specified parameters.
int	getValueType() Returns the value type.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

TYPE_UNKNOWN

public static final TypeInfo TYPE_UNKNOWN

UNKNOWN type with parameters.

TYPE_NULL

public static final TypeInfo TYPE_NULL

NULL type with parameters.

TYPE_BOOLEAN

public static final TypeInfo TYPE_BOOLEAN

BOOLEAN type with parameters.

TYPE_BYTE

public static final TypeInfo TYPE_BYTE

BYTE type with parameters.

TYPE_SHORT

public static final TypeInfo TYPE_SHORT

SHORT type with parameters.

TYPE_INT

public static final TypeInfo TYPE_INT

INT type with parameters.

TYPE_LONG

public static final TypeInfo TYPE_LONG

LONG type with parameters.

TYPE_DECIMAL

public static final TypeInfo TYPE_DECIMAL

DECIMAL type with maximum parameters.

TYPE_DECIMAL_DEFAULT

public static final TypeInfo TYPE_DECIMAL_DEFAULT

DECIMAL type with default parameters.

TYPE_DOUBLE

public static final TypeInfo TYPE_DOUBLE

DOUBLE type with parameters.

TYPE_FLOAT

public static final TypeInfo TYPE_FLOAT

FLOAT type with parameters.

TYPE_TIME

public static final TypeInfo TYPE_TIME

TIME type with maximum parameters.

TYPE_DATE

public static final TypeInfo TYPE_DATE

DATE type with parameters.

TYPE_TIMESTAMP

public static final TypeInfo TYPE_TIMESTAMP

TIMESTAMP type with maximum parameters.

TYPE_BYTES

public static final TypeInfo TYPE_BYTES

BYTES type with maximum parameters.

TYPE_STRING

public static final TypeInfo TYPE_STRING

STRING type with maximum parameters.

TYPE_STRING_IGNORECASE

public static final TypeInfo TYPE_STRING_IGNORECASE

STRING_IGNORECASE type with maximum parameters.

TYPE_ARRAY

public static final TypeInfo TYPE_ARRAY

ARRAY type with maximum parameters.

TYPE_RESULT_SET

public static final TypeInfo TYPE_RESULT_SET

RESULT_SET type with parameters.

TYPE_JAVA_OBJECT

public static final TypeInfo TYPE_JAVA_OBJECT

JAVA_OBJECT type with parameters.

TYPE_UUID

public static final TypeInfo TYPE_UUID

UUID type with parameters.

TYPE_GEOMETRY

public static final TypeInfo TYPE_GEOMETRY

GEOMETRY type with default parameters.

TYPE_TIMESTAMP_TZ

public static final TypeInfo TYPE_TIMESTAMP_TZ

TIMESTAMP WITH TIME ZONE type with maximum parameters.

TYPE_ENUM_UNDEFINED

public static final TypeInfo TYPE_ENUM_UNDEFINED

ENUM type with undefined parameters.

TYPE_INTERVAL_DAY

public static final TypeInfo TYPE_INTERVAL_DAY

INTERVAL DAY type with maximum parameters.

TYPE_INTERVAL_DAY_TO_SECOND

public static final TypeInfo TYPE_INTERVAL_DAY_TO_SECOND

INTERVAL DAY TO SECOND type with maximum parameters.

TYPE_INTERVAL_HOUR_TO_SECOND

public static final TypeInfo TYPE_INTERVAL_HOUR_TO_SECOND

INTERVAL HOUR TO SECOND type with maximum parameters.

TYPE_ROW

public static final TypeInfo TYPE_ROW

ROW (row value) type with parameters.

TYPE_JSON

public static final TypeInfo TYPE_JSON

JSON type.

TYPE_TIME_TZ

public static final TypeInfo TYPE_TIME_TZ

TIME WITH TIME ZONE type with maximum parameters.

Constructor Detail

TypeInfo

public TypeInfo(int valueType,
        long precision,
        int scale,
        int displaySize,
        ExtTypeInfo extTypeInfo)

Creates new instance of data type with parameters.

Parameters:

valueType - the value type

precision - the precision

scale - the scale

displaySize - the display size in characters

extTypeInfo - the extended type information, or null

Method Detail

getTypeInfo

public static TypeInfo getTypeInfo(int type)

Get the data type with parameters object for the given value type and maximum parameters.

Parameters:

type - the value type

Returns:

the data type with parameters object

getTypeInfo

public static TypeInfo getTypeInfo(int type,
                   long precision,
                   int scale,
                   ExtTypeInfo extTypeInfo)

Get the data type with parameters object for the given value type and the specified parameters.

Parameters:

type - the value type

precision - the precision

scale - the scale

extTypeInfo - the extended type information, or null

Returns:

the data type with parameters object

getValueType

public int getValueType()

Returns the value type.

Returns:

the value type

getPrecision

public long getPrecision()

Returns the precision.

Returns:

the precision

getScale

public int getScale()

Returns the scale.

Returns:

the scale

getDisplaySize

public int getDisplaySize()

Returns the display size in characters.

Returns:

the display size

getExtTypeInfo

public ExtTypeInfo getExtTypeInfo()

Returns the extended type information, or null.

Returns:

the extended type information, or null

cast

public Value cast(Value value,
         CastDataProvider provider,
         boolean forComparison,
         boolean convertPrecision,
         java.lang.Object column)

Casts a specified value to this data type taking precision and scale into account.

Parameters:

value - value to cast

provider - the cast information provider

forComparison - if true, perform cast for comparison operation

convertPrecision - if true, value is truncated to the precision of data type when possible, if false an exception in thrown for too large values

column - column, or null

Returns:

casted value

Throws:

DbException - if value cannot be casted to this data type

getSQL

public java.lang.StringBuilder getSQL(java.lang.StringBuilder builder)

Appends SQL representation of this object to the specified string builder.

Parameters:

builder - string builder

Returns:

the specified string builder

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object