javax.persistence
Enum PersistenceContextType

java.lang.Object
  extended by java.lang.Enum<PersistenceContextType>
      extended by javax.persistence.PersistenceContextType
All Implemented Interfaces:
java.io.Serializable, java.lang.Comparable<PersistenceContextType>

public enum PersistenceContextType
extends java.lang.Enum<PersistenceContextType>

Specifies whether a transaction-scoped or extended persistence context is to be used in PersistenceContext. If not specified, a transaction-scoped persistence context is used.

Since:
Java Persistence 1.0

Enum Constant Summary
EXTENDED
          Extended persistence context
TRANSACTION
          Transaction-scoped persistence context
 
Method Summary
static PersistenceContextType valueOf(java.lang.String name)
          Returns the enum constant of this type with the specified name.
static PersistenceContextType[] 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

TRANSACTION

public static final PersistenceContextType TRANSACTION
Transaction-scoped persistence context


EXTENDED

public static final PersistenceContextType EXTENDED
Extended persistence context

Method Detail

values

public static PersistenceContextType[] 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 (PersistenceContextType c : PersistenceContextType.values())
    System.out.println(c);

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

valueOf

public static PersistenceContextType valueOf(java.lang.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
java.lang.NullPointerException - if the argument is null


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Generated on 10-February-2011 12:41


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