public enum Isolation extends java.lang.Enum<Isolation>
Transactional annotation, corresponding to the
TransactionDefinition interface.| Enum Constant and Description |
|---|
DEFAULT
Use the default isolation level of the underlying datastore.
|
READ_COMMITTED
A constant indicating that dirty reads are prevented; non-repeatable reads
and phantom reads can occur.
|
READ_UNCOMMITTED
A constant indicating that dirty reads, non-repeatable reads and phantom reads
can occur.
|
REPEATABLE_READ
A constant indicating that dirty reads and non-repeatable reads are
prevented; phantom reads can occur.
|
SERIALIZABLE
A constant indicating that dirty reads, non-repeatable reads and phantom
reads are prevented.
|
| Modifier and Type | Method and Description |
|---|---|
int |
value() |
static Isolation |
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.
|
static Isolation[] |
values()
Returns an array containing the constants of this enum type, in
the order they are declared.
|
public static final Isolation DEFAULT
Connectionpublic static final Isolation READ_UNCOMMITTED
Connection.TRANSACTION_READ_UNCOMMITTEDpublic static final Isolation READ_COMMITTED
Connection.TRANSACTION_READ_COMMITTEDpublic static final Isolation REPEATABLE_READ
Connection.TRANSACTION_REPEATABLE_READpublic static final Isolation SERIALIZABLE
ISOLATION_REPEATABLE_READ and further prohibits the situation
where one transaction reads all rows that satisfy a WHERE
condition, a second transaction inserts a row that satisfies that
WHERE condition, and the first transaction rereads for the
same condition, retrieving the additional "phantom" row in the second read.Connection.TRANSACTION_SERIALIZABLEpublic static Isolation[] values()
for (Isolation c : Isolation.values()) System.out.println(c);
public static Isolation valueOf(java.lang.String name)
name - the name of the enum constant to be returned.java.lang.IllegalArgumentException - if this enum type has no constant with the specified namejava.lang.NullPointerException - if the argument is nullpublic int value()