Java Module jdk.jfr Package jdk.jfr Enum RecordingState（JDK11）

Enum Constant Detail

• NEW

  public static final RecordingState NEW

  The initial state when a Recording is created.

• DELAYED

  public static final RecordingState DELAYED

  The recording is scheduled to start with a start time in the future.

  An invocation of the Recording.start() method will transition the recording to the RUNNING state.

• RUNNING

  public static final RecordingState RUNNING

  The recording is recording data and an invocation of the Recording.stop() method will transition the recording to the STOPPED state.

• STOPPED

  public static final RecordingState STOPPED

  The recording is stopped and is holding recorded data that can be dumped to disk.

  An invocation of the Recording.close() method will release the data and transition the recording to the CLOSED state.

• CLOSED

  public static final RecordingState CLOSED

  The recording is closed and all resources that are associated with the recording are released.

  Nothing that can be done with a recording from this point, and it's no longer retrievable from the FlightRrecorder.getRecordings() method.

Method Detail

• values

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

  Returns:

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

• valueOf

  public static RecordingState 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