Module is.codion.common.db

Package is.codion.common.db.database

Enum Class Database.Lock

java.lang.Object

java.lang.Enum<Database.Lock>

is.codion.common.db.database.Database.Lock

All Implemented Interfaces:

Serializable, Comparable<Database.Lock>, Constable

Enclosing interface:

Database

public static enum Database.Lock
extends Enum<Database.Lock>

How a select for update treats a row locked by another transaction.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
NOWAIT	Fails at once, where the database supports it, waiting otherwise.
WAIT	Waits until the lock is released, or until the wait is ended by the database's own lock timeout, where it has one, or by the query timeout, where the database honours it during a lock wait.

Method Summary

Modifier and Type	Method	Description
static Database.Lock	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Database.Lock[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

WAIT

public static final Database.Lock WAIT

Waits until the lock is released, or until the wait is ended by the database's own lock timeout, where it has one, or by the query timeout, where the database honours it during a lock wait.

NOWAIT

public static final Database.Lock NOWAIT

Fails at once, where the database supports it, waiting otherwise.

Method Details

values

public static Database.Lock[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Database.Lock valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null