oracle.jdbc.aq

Enum AQDequeueOptions.DequeueMode

java.lang.Object

java.lang.Enum<AQDequeueOptions.DequeueMode>

oracle.jdbc.aq.AQDequeueOptions.DequeueMode

All Implemented Interfaces:

Serializable, Comparable<AQDequeueOptions.DequeueMode>

Enclosing class:

AQDequeueOptions

public static enum AQDequeueOptions.DequeueMode
extends Enum<AQDequeueOptions.DequeueMode>

Enum Constant Summary

Enum Constants

Enum Constant and Description
BROWSE Read the message without acquiring any lock on the message.
LOCKED Read and obtain a write lock on the message.
REMOVE Read the message and update or delete it.
REMOVE_NODATA Confirm receipt of the message, but do not deliver the actual message content.

Method Summary

Modifier and Type	Method and Description
int	getCode() Implementation detail (for internal use only).
static AQDequeueOptions.DequeueMode	valueOf(String name) Returns the enum constant of this type with the specified name.
static AQDequeueOptions.DequeueMode[]	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

BROWSE

public static final AQDequeueOptions.DequeueMode BROWSE

Read the message without acquiring any lock on the message. This is equivalent to a SELECT statement.

LOCKED

public static final AQDequeueOptions.DequeueMode LOCKED

Read and obtain a write lock on the message. The lock lasts for the duration of the transaction. This is equivalent to a SELECT FOR UPDATE statement.

REMOVE

public static final AQDequeueOptions.DequeueMode REMOVE

Read the message and update or delete it. This is the default. Note that the message can be retained in the queue table based on the retention properties.

REMOVE_NODATA

public static final AQDequeueOptions.DequeueMode REMOVE_NODATA

Confirm receipt of the message, but do not deliver the actual message content.

Method Detail

values

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

Returns:

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

valueOf

public static AQDequeueOptions.DequeueMode 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

getCode

public final int getCode()

Implementation detail (for internal use only).