sirius.db.mixing.types

Enum BaseEntityRef.OnDelete

java.lang.Object

java.lang.Enum<BaseEntityRef.OnDelete>

sirius.db.mixing.types.BaseEntityRef.OnDelete

All Implemented Interfaces:

Serializable, Comparable<BaseEntityRef.OnDelete>

Enclosing class:

BaseEntityRef<I,E extends BaseEntity<I>>

public static enum BaseEntityRef.OnDelete
extends Enum<BaseEntityRef.OnDelete>

Declares cascade actions which determine what happens if a referenced entity is deleted.

Enum Constant Summary

Enum Constants

Enum Constant and Description
CASCADE Also delete the entity which references the entity being deleted.
IGNORE No further checks are performed.
REJECT Reject the delete.
SET_NULL Set the entity reference to null once an entity is deleted.

Method Summary

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

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

CASCADE

public static final BaseEntityRef.OnDelete CASCADE

Also delete the entity which references the entity being deleted.

SET_NULL

public static final BaseEntityRef.OnDelete SET_NULL

Set the entity reference to null once an entity is deleted.

REJECT

public static final BaseEntityRef.OnDelete REJECT

Reject the delete.

IGNORE

public static final BaseEntityRef.OnDelete IGNORE

No further checks are performed. If the referenced entity is deleted, nothing happens.

Method Detail

values

public static BaseEntityRef.OnDelete[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (BaseEntityRef.OnDelete c : BaseEntityRef.OnDelete.values())
    System.out.println(c);

Returns:

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

valueOf

public static BaseEntityRef.OnDelete valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type has no constant with the specified name

NullPointerException - if the argument is null