org.hsqldb

Class NumberSequence

java.lang.Object

org.hsqldb.NumberSequence

All Implemented Interfaces:

SchemaObject

public final class NumberSequence
extends java.lang.Object
implements SchemaObject

Maintains a sequence of numbers.

Since:

1.7.2

Nested Class Summary

Nested classes/interfaces inherited from interface org.hsqldb.SchemaObject

SchemaObject.ConstraintTypes, SchemaObject.Deferable, SchemaObject.Nullability, SchemaObject.ParameterModes, SchemaObject.ReferentialAction, SchemaObject.ViewCheckModes

Field Summary

Fields

Modifier and Type	Field and Description
static NumberSequence[]	emptyArray

Fields inherited from interface org.hsqldb.SchemaObject

ASSERTION, CATALOG, CHARSET, COLLATION, COLUMN, CONSTRAINT, CURSOR, DOMAIN, FUNCTION, GRANTEE, INDEX, LABEL, PARAMETER, PROCEDURE, ROUTINE, SCHEMA, SEARCH, SEQUENCE, SERVER, SPECIFIC_ROUTINE, SUBQUERY, TABLE, TRANSITION, TRIGGER, TYPE, VARIABLE, VIEW, WRAPPER

Constructor Summary

Constructors

Constructor and Description
NumberSequence()
NumberSequence(HsqlNameManager.HsqlName name, long value, long increment, Type type) constructor with initial value and increment;
NumberSequence(HsqlNameManager.HsqlName name, Type type)

Method Summary

Modifier and Type	Method and Description
void	compile(Session session, SchemaObject parentObject)
HsqlNameManager.HsqlName	getCatalogName()
long	getChangeTimestamp()
OrderedHashSet	getComponents()
Type	getDataType()
long	getIncrement()
long	getMaxValue()
long	getMinValue()
HsqlNameManager.HsqlName	getName()
Grantee	getOwner()
OrderedHashSet	getReferences()
java.lang.String	getRestartSQL()
static java.lang.String	getRestartSQL(Table t)
HsqlNameManager.HsqlName	getSchemaName()
java.lang.String	getSQL()
java.lang.String	getSQLColumnDefinition()
long	getStartValue()
int	getType()
long	getValue() principal getter for the next sequence value
boolean	hasDefaultMinMax()
boolean	isAlways()
boolean	isCycle()
long	peek() get next value without incrementing
void	reset(long value) reset to new initial value
void	setDefaults(HsqlNameManager.HsqlName name, Type type)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

emptyArray

public static final NumberSequence[] emptyArray

Constructor Detail

NumberSequence

public NumberSequence()

NumberSequence

public NumberSequence(HsqlNameManager.HsqlName name,
                      Type type)

NumberSequence

public NumberSequence(HsqlNameManager.HsqlName name,
                      long value,
                      long increment,
                      Type type)

constructor with initial value and increment;

Method Detail

setDefaults

public void setDefaults(HsqlNameManager.HsqlName name,
                        Type type)

getType

public int getType()

Specified by:

getType in interface SchemaObject

getName

public HsqlNameManager.HsqlName getName()

Specified by:

getName in interface SchemaObject

getCatalogName

public HsqlNameManager.HsqlName getCatalogName()

Specified by:

getCatalogName in interface SchemaObject

getSchemaName

public HsqlNameManager.HsqlName getSchemaName()

Specified by:

getSchemaName in interface SchemaObject

getOwner

public Grantee getOwner()

Specified by:

getOwner in interface SchemaObject

getReferences

public OrderedHashSet getReferences()

Specified by:

getReferences in interface SchemaObject

getComponents

public OrderedHashSet getComponents()

Specified by:

getComponents in interface SchemaObject

compile

public void compile(Session session,
                    SchemaObject parentObject)

Specified by:

compile in interface SchemaObject

getSQL

public java.lang.String getSQL()

Specified by:

getSQL in interface SchemaObject

getSQLColumnDefinition

public java.lang.String getSQLColumnDefinition()

getChangeTimestamp

public long getChangeTimestamp()

Specified by:

getChangeTimestamp in interface SchemaObject

getRestartSQL

public java.lang.String getRestartSQL()

getRestartSQL

public static java.lang.String getRestartSQL(Table t)

getDataType

public Type getDataType()

getIncrement

public long getIncrement()

getStartValue

public long getStartValue()

getMinValue

public long getMinValue()

getMaxValue

public long getMaxValue()

isCycle

public boolean isCycle()

isAlways

public boolean isAlways()

hasDefaultMinMax

public boolean hasDefaultMinMax()

getValue

public long getValue()

principal getter for the next sequence value

peek

public long peek()

get next value without incrementing

reset

public void reset(long value)

reset to new initial value