ForeignKeyType (Hibernate Javadocs)

java.lang.Object
- java.lang.Enum<ForeignKeyType>
- - org.hibernate.boot.model.internal.ForeignKeyType

All Implemented Interfaces:

Serializable, Comparable<ForeignKeyType>
```
public enum ForeignKeyType
extends Enum<ForeignKeyType>
```
Specifies the sort of foreign key reference given in a JoinColumn annotation.

See Also:

AnnotatedJoinColumns.getReferencedColumnsType(PersistentClass)

Enum Constant Summary

Enum Constants
Enum Constant Description

EXPLICIT_PRIMARY_KEY_REFERENCE

IMPLICIT_PRIMARY_KEY_REFERENCE

NON_PRIMARY_KEY_REFERENCE

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static ForeignKeyType`	`valueOf(String name)`	Returns the enum constant of this type with the specified name.
`static ForeignKeyType[]`	`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
  - EXPLICIT_PRIMARY_KEY_REFERENCE
```
public static final ForeignKeyType EXPLICIT_PRIMARY_KEY_REFERENCE
```
  - IMPLICIT_PRIMARY_KEY_REFERENCE
```
public static final ForeignKeyType IMPLICIT_PRIMARY_KEY_REFERENCE
```
  - NON_PRIMARY_KEY_REFERENCE
```
public static final ForeignKeyType NON_PRIMARY_KEY_REFERENCE
```
- Method Detail
  - values
```
public static ForeignKeyType[] 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 (ForeignKeyType c : ForeignKeyType.values()) System.out.println(c);
    Returns:
    
    an array containing the constants of this enum type, in the order they are declared
  - valueOf
```
public static ForeignKeyType 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