org.apache.uima.util.impl

## Class ProcessTrace_impl

- java.lang.Object
- - org.apache.uima.util.impl.ProcessTrace_impl

- All Implemented Interfaces:
    Serializable, ProcessTrace

      public class ProcessTrace_impl
      extends Object
      implements ProcessTrace

  Reference implementation of `ProcessTrace`.
  See Also:
    Serialized Form

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static ProcessTrace` | `disabledProcessTrace`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ProcessTrace_impl()` Create a ProcessTrace_impl using the framework's default timer.
    `ProcessTrace_impl(Properties aPerformanceTuningSettings)` Create a ProcessTrace_impl using the framework's default timer.
    `ProcessTrace_impl(UimaTimer aTimer)` Create a ProcessTrace_impl with a custom timer.
    `ProcessTrace_impl(UimaTimer aTimer, Properties aPerformanceTuningSettings)` Create a ProcessTrace_impl with a custom timer.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addAll(List<ProcessTraceEvent> aEventList)` Adds a list of completed event objects to this `ProcessTrace`.
    `void` | `addEvent(ProcessTraceEvent aEvent)` Adds a completed event object to this `ProcessTrace`.
    `void` | `addEvent(String aComponentName, String aType, String aDescription, int aDuration, String aResultMsg)` Adds an event with the specified parameters to this `ProcessTrace`.
    `void` | `aggregate(ProcessTrace aProcessTrace)` Aggregates the information in another `ProcessTrace` with this one.
    `protected void` | `aggregateEvent(ProcessTraceEvent_impl aDest, ProcessTraceEvent_impl aSrc)`
    `void` | `clear()` Resets this `ProcessTrace` by removing all events.
    `void` | `endEvent(String aComponentName, String aEventType, String aResultMessage)` Records the end of an event.
    `protected <T extends ProcessTraceEvent> T` | `findCorrespondingEvent(List<T> aEventList, T aEvent)`
    `protected ProcessTraceEvent` | `getEvent(List<ProcessTraceEvent> aEvents, String aComponentName, String aType)`
    `ProcessTraceEvent` | `getEvent(String aComponentName, String aType)` Get a specified event.
    `List<ProcessTraceEvent>` | `getEvents()` Gets a list of `ProcessTraceEvent`s, in the order in which they were created.
    `protected void` | `getEventsByComponentName(ProcessTraceEvent aEvent, String aComponentName, boolean aRecurseAfterMatch, List<ProcessTraceEvent> aResultList)` Utility method used by getEventsByComponentName(String) *
    `List<ProcessTraceEvent>` | `getEventsByComponentName(String aComponentName, boolean aRecurseAfterMatch)` Gets all events that have the given Component name.
    `protected void` | `getEventsByType(ProcessTraceEvent aEvent, String aType, boolean aRecurseAfterMatch, List<ProcessTraceEvent> aResultList)` Utility method used by getEventsByType(String)
    `List<ProcessTraceEvent>` | `getEventsByType(String aType, boolean aRecurseAfterMatch)` Gets all events that have the given type
    `void` | `startEvent(String aComponentName, String aEventType, String aDescription)` Records the start of an event.
    `String` | `toString()` Generates a user-readable representation of all events in this `ProcessTrace`.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### disabledProcessTrace

          public static ProcessTrace disabledProcessTrace

  - ### Constructor Detail

    - #### ProcessTrace_impl

          public ProcessTrace_impl()

      Create a ProcessTrace_impl using the framework's default timer.

    - #### ProcessTrace_impl

          public ProcessTrace_impl(Properties aPerformanceTuningSettings)

      Create a ProcessTrace_impl using the framework's default timer.
      Parameters:
        `aPerformanceTuningSettings` - performance tuning settings. One of the settings allows the ProcessTrace to be disabled.

    - #### ProcessTrace_impl

          public ProcessTrace_impl(UimaTimer aTimer)

      Create a ProcessTrace_impl with a custom timer.
      Parameters:
        `aTimer` - the timer to use for collecting performance stats

    - #### ProcessTrace_impl

          public ProcessTrace_impl(UimaTimer aTimer,
                                   Properties aPerformanceTuningSettings)

      Create a ProcessTrace_impl with a custom timer.
      Parameters:
        `aTimer` - the timer to use for collecting performance stats
        `aPerformanceTuningSettings` - performance tuning settings. One of the settings allows the ProcessTrace to be disabled.

  - ### Method Detail

    - #### startEvent

          public void startEvent(String aComponentName,
                                 String aEventType,
                                 String aDescription)

      Description copied from interface: `ProcessTrace`
      Records the start of an event. The event will be ended when there is a corresponding call to `ProcessTrace.endEvent(String,String,String)` with the same component name and event type. The duration of the event will be automatically computed from the difference in time between the start and end.
      Specified by:
        `startEvent` in interface `ProcessTrace`
      Parameters:
        `aComponentName` - name of the component generating the event
        `aEventType` - type of the event. Standard types are defined as constants on the `ProcessTraceEvent` interface, but any string may be used.
        `aDescription` - description of the event
      See Also:
        `ProcessTrace.startEvent(java.lang.String, java.lang.String, java.lang.String)`

    - #### endEvent

          public void endEvent(String aComponentName,
                               String aEventType,
                               String aResultMessage)

      Description copied from interface: `ProcessTrace`
      Records the end of an event. The event is identified by the component name and type. If there is no open event that matches those values, a `UIMA_IllegalStateException` will be thrown.
      Specified by:
        `endEvent` in interface `ProcessTrace`
      Parameters:
        `aComponentName` - name of the component generating the event
        `aEventType` - type of the event. Standard types are defined as constants on the `ProcessTraceEvent` interface, but any string may be used.
        `aResultMessage` - describes the result of the event
      See Also:
        `ProcessTrace.endEvent(java.lang.String, java.lang.String, java.lang.String)`

    - #### addEvent

          public void addEvent(String aComponentName,
                               String aType,
                               String aDescription,
                               int aDuration,
                               String aResultMsg)

      Description copied from interface: `ProcessTrace`
      Adds an event with the specified parameters to this `ProcessTrace`.
      Specified by:
        `addEvent` in interface `ProcessTrace`
      Parameters:
        `aComponentName` - name of the component generating the event
        `aType` - type of the event. Standard types are defined as constants on the `ProcessTraceEvent` interface, but any string may be used.
        `aDescription` - description of the event
        `aDuration` - duration of the event in milliseconds
        `aResultMsg` - result message of event
      See Also:
        `ProcessTrace.addEvent(String, String, String, int, String)`

    - #### addEvent

          public void addEvent(ProcessTraceEvent aEvent)

      Description copied from interface: `ProcessTrace`
      Adds a completed event object to this `ProcessTrace`. This method is useful for copying events from one ProcessTrace into another.
      Specified by:
        `addEvent` in interface `ProcessTrace`
      Parameters:
        `aEvent` - the event object to be added to this `ProcessTrace`
      See Also:
        `ProcessTrace.addEvent(org.apache.uima.util.ProcessTraceEvent)`

    - #### addAll

          public void addAll(List<ProcessTraceEvent> aEventList)

      Description copied from interface: `ProcessTrace`
      Adds a list of completed event objects to this `ProcessTrace`. This method is useful for copying events from one ProcessTrace into another.
      Specified by:
        `addAll` in interface `ProcessTrace`
      Parameters:
        `aEventList` - a List of event object to be added to this `ProcessTrace`
      See Also:
        `ProcessTrace.addAll(java.util.List)`

    - #### getEvents

          public List<ProcessTraceEvent> getEvents()

      Description copied from interface: `ProcessTrace`
      Gets a list of `ProcessTraceEvent`s, in the order in which they were created. This is generally chronological order.
      Specified by:
        `getEvents` in interface `ProcessTrace`
      Returns:
        an unmodifiable List of `ProcessTraceEvent`s
      See Also:
        `ProcessTrace.getEvents()`

    - #### getEventsByComponentName

          public List<ProcessTraceEvent> getEventsByComponentName(String aComponentName,
                                                                  boolean aRecurseAfterMatch)

      Description copied from interface: `ProcessTrace`
      Gets all events that have the given Component name.
      Specified by:
        `getEventsByComponentName` in interface `ProcessTrace`
      Parameters:
        `aComponentName` - the component name to look for
        `aRecurseAfterMatch` - if true, all events with the given component name will be returned. If false, this method will not recurse into the sub-events of a matching event.
      Returns:
        a List of ProcessTraceEvents having the given component name
      See Also:
        `ProcessTrace.getEventsByComponentName(String, boolean)`

    - #### getEventsByType

          public List<ProcessTraceEvent> getEventsByType(String aType,
                                                         boolean aRecurseAfterMatch)

      Description copied from interface: `ProcessTrace`
      Gets all events that have the given type
      Specified by:
        `getEventsByType` in interface `ProcessTrace`
      Parameters:
        `aType` - the type of event to look for
        `aRecurseAfterMatch` - if true, all events with the given component name will be returned. If false, this method will not recurse into the sub-events of a matching event.
      Returns:
        a List of ProcessTraceEvents having the given type
      See Also:
        `ProcessTrace.getEventsByType(String, boolean)`

    - #### getEvent

          public ProcessTraceEvent getEvent(String aComponentName,
                                            String aType)

      Description copied from interface: `ProcessTrace`
      Get a specified event.
      Specified by:
        `getEvent` in interface `ProcessTrace`
      Parameters:
        `aComponentName` - name of component producing desired event
        `aType` - type of desired event
      Returns:
        the first ProcessTraceEvent matching the parameters, `null` if there is no such event.
      See Also:
        `ProcessTrace.getEvent(String, String)`

    - #### getEvent

          protected ProcessTraceEvent getEvent(List<ProcessTraceEvent> aEvents,
                                               String aComponentName,
                                               String aType)

    - #### clear

          public void clear()

      Description copied from interface: `ProcessTrace`
      Resets this `ProcessTrace` by removing all events.
      Specified by:
        `clear` in interface `ProcessTrace`
      See Also:
        `ProcessTrace.clear()`

    - #### aggregate

          public void aggregate(ProcessTrace aProcessTrace)

      Description copied from interface: `ProcessTrace`
      Aggregates the information in another `ProcessTrace` with this one. Events that exist in both ProcessTraces will have their durations added together. This method is useful for collecting aggregate performance statistics for collection processing.
      Specified by:
        `aggregate` in interface `ProcessTrace`
      Parameters:
        `aProcessTrace` - the Process Trace object whose information will be combined with the information in this object
      See Also:
        `ProcessTrace.aggregate(org.apache.uima.util.ProcessTrace)`

    - #### toString

          public String toString()

      Description copied from interface: `ProcessTrace`
      Generates a user-readable representation of all events in this `ProcessTrace`.
      Specified by:
        `toString` in interface `ProcessTrace`
      Overrides:
        `toString` in class `Object`
      Returns:
        the String representation of all events in this `ProcessTrace`.
      See Also:
        `ProcessTrace.toString()`

    - #### getEventsByComponentName

          protected void getEventsByComponentName(ProcessTraceEvent aEvent,
                                                  String aComponentName,
                                                  boolean aRecurseAfterMatch,
                                                  List<ProcessTraceEvent> aResultList)

      Utility method used by getEventsByComponentName(String) *
      Parameters:
        `aEvent` - -
        `aComponentName` - -
        `aRecurseAfterMatch` - -
        `aResultList` - -

    - #### getEventsByType

          protected void getEventsByType(ProcessTraceEvent aEvent,
                                         String aType,
                                         boolean aRecurseAfterMatch,
                                         List<ProcessTraceEvent> aResultList)

      Utility method used by getEventsByType(String)
      Parameters:
        `aEvent` - -
        `aType` - -
        `aRecurseAfterMatch` - -
        `aResultList` - -

    - #### findCorrespondingEvent

          protected <T extends ProcessTraceEvent> T findCorrespondingEvent(List<T> aEventList,
                                                                           T aEvent)

    - #### aggregateEvent

          protected void aggregateEvent(ProcessTraceEvent_impl aDest,
                                        ProcessTraceEvent_impl aSrc)

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