Package org.osgi.framework

Class FrameworkEvent

java.lang.Object
java.util.EventObject
org.osgi.framework.FrameworkEvent
All Implemented Interfaces:
Serializable
public class FrameworkEvent extends EventObject
A general event from the Framework.

FrameworkEvent objects are delivered to FrameworkListeners when a general event occurs within the OSGi environment. A type code is used to identify the event type for future extendability.

OSGi Alliance reserves the right to extend the set of event types.

See Also:

  • Field Details

    • STARTED

      public static final int STARTED
      The Framework has started.

      This event is fired when the Framework has started after all installed bundles that are marked to be started have been started and the Framework has reached the initial start level. The source of this event is the System Bundle.

      See Also:

    • ERROR

      public static final int ERROR
      An error has occurred.

      There was an error associated with a bundle.

      See Also:

    • PACKAGES_REFRESHED

      public static final int PACKAGES_REFRESHED
      A FrameworkWiring.refreshBundles operation has completed.

      This event is fired when the Framework has completed the refresh bundles operation initiated by a call to the FrameworkWiring.refreshBundles method. The source of this event is the System Bundle.

      Since:
      1.2
      See Also:

    • STARTLEVEL_CHANGED

      public static final int STARTLEVEL_CHANGED
      A FrameworkStartLevel.setStartLevel operation has completed.

      This event is fired when the Framework has completed changing the active start level initiated by a call to the StartLevel.setStartLevel method. The source of this event is the System Bundle.

      Since:
      1.2
      See Also:

    • WARNING

      public static final int WARNING
      A warning has occurred.

      There was a warning associated with a bundle.

      Since:
      1.3
      See Also:

    • INFO

      public static final int INFO
      An informational event has occurred.

      There was an informational event associated with a bundle.

      Since:
      1.3
      See Also:

    • STOPPED

      public static final int STOPPED
      The Framework has stopped.

      This event is fired when the Framework has been stopped because of a stop operation on the system bundle. The source of this event is the System Bundle.

      Since:
      1.5
      See Also:

    • STOPPED_UPDATE

      public static final int STOPPED_UPDATE
      The Framework has stopped during update.

      This event is fired when the Framework has been stopped because of an update operation on the system bundle. The Framework will be restarted after this event is fired. The source of this event is the System Bundle.

      Since:
      1.5
      See Also:

    • STOPPED_BOOTCLASSPATH_MODIFIED

      public static final int STOPPED_BOOTCLASSPATH_MODIFIED
      Deprecated.
      As of 1.10.
      The Framework has stopped and the boot class path has changed.

      This event is fired when the Framework has been stopped because of a stop operation on the system bundle and a bootclasspath extension bundle has been installed or updated. The source of this event is the System Bundle.

      Since:
      1.5
      See Also:

    • WAIT_TIMEDOUT

      public static final int WAIT_TIMEDOUT
      The Framework did not stop before the wait timeout expired.

      This event is fired when the Framework did not stop before the wait timeout expired. The source of this event is the System Bundle.

      Since:
      1.5
      See Also:

    • STOPPED_SYSTEM_REFRESHED

      public static final int STOPPED_SYSTEM_REFRESHED
      The Framework has stopped and the framework requires a new class loader to restart.

      This event is fired when the Framework has been stopped because of a refresh operation on the system bundle and the framework requires a new class loader to be used to restart. For example, if a framework extension bundle has been refreshed. The source of this event is the System Bundle.

      Since:
      1.9
      See Also:

  • Constructor Details

    • FrameworkEvent

      public FrameworkEvent(int type, Object source)
      Deprecated.
      As of 1.2. This constructor is deprecated in favor of using the other constructor with the System Bundle as the event source.
      Creates a Framework event.
      Parameters:
      type - The event type.
      source - The event source object. This may not be null.

    • FrameworkEvent

      public FrameworkEvent(int type, Bundle bundle, Throwable throwable)
      Creates a Framework event regarding the specified bundle.
      Parameters:
      type - The event type.
      bundle - The event source.
      throwable - The related exception. This argument may be null if there is no related exception.

  • Method Details

    • getThrowable

      public Throwable getThrowable()
      Returns the exception related to this event.
      Returns:
      The related exception or null if none.

    • getBundle

      public Bundle getBundle()
      Returns the bundle associated with the event. This bundle is also the source of the event.
      Returns:
      The bundle associated with the event.

    • getType

      public int getType()
      Returns the type of framework event.

      The type values are:

      Returns:
      The type of state change.