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EclipseLink 1.1.0_ 1.1.0.r3634 API Reference | |||||||||
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java.lang.Objectjava.lang.Enum<OptimisticLockingType>
org.eclipse.persistence.annotations.OptimisticLockingType
public enum OptimisticLockingType
An enum that is used within the OptimisticLocking annotation.
org.eclipse.persistence.annotations.OptimisticLocking.| Enum Constant Summary | |
|---|---|
ALL_COLUMNS
Using this type of locking policy compares every field in the table in the WHERE clause when doing an update or a delete. |
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CHANGED_COLUMNS
Using this type of locking policy compares only the changed fields in the WHERE clause when doing an update. |
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SELECTED_COLUMNS
Using this type of locking compares selected fields in the WHERE clause when doing an update or a delete. |
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VERSION_COLUMN
Using this type of locking policy compares a single version number in the where clause when doing an update. |
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| Method Summary | |
|---|---|
static OptimisticLockingType |
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name. |
static OptimisticLockingType[] |
values()
Returns an array containing the constants of this enum type, in the order they are declared. |
| Methods inherited from class java.lang.Enum |
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clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf |
| Methods inherited from class java.lang.Object |
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getClass, notify, notifyAll, wait, wait, wait |
| Enum Constant Detail |
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public static final OptimisticLockingType ALL_COLUMNS
public static final OptimisticLockingType CHANGED_COLUMNS
public static final OptimisticLockingType SELECTED_COLUMNS
public static final OptimisticLockingType VERSION_COLUMN
| Method Detail |
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public static OptimisticLockingType[] values()
for (OptimisticLockingType c : OptimisticLockingType.values()) System.out.println(c);
public static OptimisticLockingType 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 name
java.lang.NullPointerException - if the argument is null
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EclipseLink 1.1.0_ 1.1.0.r3634 API Reference | |||||||||
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