Package org.osgi.service.component.annotations

Enum FieldOption

java.lang.Object

java.lang.Enum<FieldOption>

org.osgi.service.component.annotations.FieldOption

All Implemented Interfaces:

Serializable, Comparable<FieldOption>

public enum FieldOption
extends Enum<FieldOption>

Field options for the Reference annotation.

Since:

1.3

Enum Constant Summary

Enum Constants

Enum Constant	Description
REPLACE	The replace field option is used to replace the field value with a new value when there are changes to the bound services.
UPDATE	The update field option is used to update the collection referenced by the field when there are changes to the bound services.

Method Summary

Modifier and Type	Method	Description
String	toString()
static FieldOption	valueOf(String name)	Returns the enum constant of this type with the specified name.
static FieldOption[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

compareTo, equals, getDeclaringClass, hashCode, name, ordinal, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

UPDATE

public static final FieldOption UPDATE

The update field option is used to update the collection referenced by the field when there are changes to the bound services.

This field option can only be used when the field reference has dynamic policy and multiple cardinality.

REPLACE

public static final FieldOption REPLACE

The replace field option is used to replace the field value with a new value when there are changes to the bound services.

Method Detail

values

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

Returns:

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

valueOf

public static FieldOption 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

toString

public String toString()

Overrides:

toString in class Enum<FieldOption>