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javax.ejb

public final Enum LockType

extends Enum<LockType>
Class Inheritance
Concurrency lock type for singleton beans with container-managed concurrency.
Since
EJB 3.1

Field Summary

Modifier and TypeField and Description
public static final LockType
READ

For read-only operations.

public static final LockType
WRITE

For exclusive access to the bean instance.

Constructor Summary

AccessConstructor and Description
private
LockType()

Method Summary

Modifier and TypeMethod and Description
public static LockType
valueOf(String name)

public static LockType[]
values()

Inherited from java.lang.Enum:
clonecompareTodescribeConstableequalsfinalizegetDeclaringClasshashCodenameordinaltoStringvalueOf

Field Detail

READback to summary
public static final LockType READ

For read-only operations. Allows simultaneous access to methods designated as READ, as long as no WRITE lock is held.

WRITEback to summary
public static final LockType WRITE

For exclusive access to the bean instance. A WRITE lock can only be acquired when no other method with either a READ or WRITE lock is currently held.

Constructor Detail

LockTypeback to summary
private LockType()

Method Detail

valueOfback to summary
public static LockType valueOf(String name)
valuesback to summary
public static LockType[] values()