X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fjalview%2Fapi%2FAlignCalcManagerI.java;h=e2982c13b47d597a5bf85ba8dad98b0c747bfafd;hb=d64f1df4fdb6c90c7ed36624174eac8b1dd52511;hp=e9b625b79971946f161f65d3a82a0e29ab92b496;hpb=ebec7bf5754da64c85a0b1f26511a503247f158f;p=jalview.git

diff --git a/src/jalview/api/AlignCalcManagerI.java b/src/jalview/api/AlignCalcManagerI.java
index e9b625b..e2982c1 100644
--- a/src/jalview/api/AlignCalcManagerI.java
+++ b/src/jalview/api/AlignCalcManagerI.java
@@ -1,13 +1,13 @@
 package jalview.api;
 
-import java.util.List;
-
 import jalview.datamodel.AlignmentAnnotation;
 
+import java.util.List;
+
 public interface AlignCalcManagerI
 {
 
-  
+
   /**
    * tell manager that a worker is initialised and has started to run
    * @param worker
@@ -41,7 +41,7 @@ public interface AlignCalcManagerI
   void workerCannotRun(AlignCalcWorkerI worker);
 
   /**
-   * indicate that a worker like this may be run on the platform.  
+   * indicate that a worker like this may be run on the platform.
    * @param worker of class to be removed from the execution blacklist
    */
   void workerMayRun(AlignCalcWorkerI worker);
@@ -52,7 +52,7 @@ public interface AlignCalcManagerI
   void startWorker(AlignCalcWorkerI worker);
 
   /**
-   * 
+   *
    * @param worker
    * @return
    */
@@ -64,7 +64,7 @@ public interface AlignCalcManagerI
    */
   boolean isWorking();
 
-  
+
   /**
    * register a restartable worker
    * @param worker
@@ -72,25 +72,25 @@ public interface AlignCalcManagerI
   void registerWorker(AlignCalcWorkerI worker);
 
   /**
-   * restart any registered workers 
+   * restart any registered workers
    */
   void restartWorkers();
 
   /**
-   * 
+   *
    * @param alignmentAnnotation
    * @return true if a currently registered and working worker indicates its involvement with the given alignmentAnnotation
    */
   boolean workingInvolvedWith(AlignmentAnnotation alignmentAnnotation);
 
   /**
-   * kick any known instances of the given worker class to update their annotation 
+   * kick any known instances of the given worker class to update their annotation
    * @param workerClass
    */
   void updateAnnotationFor(Class workerClass);
 
   /**
-   * return any registered workers of the given class 
+   * return any registered workers of the given class
    * @param workerClass
    * @return null or one or more workers of the given class
    */
@@ -105,4 +105,20 @@ public interface AlignCalcManagerI
    */
   boolean startRegisteredWorkersOfClass(Class workerClass);
 
+  /**
+   * work out if there is an instance of a worker that is *waiting* to start
+   * calculating
+   *
+   * @param workingClass
+   * @return true if workingClass is already waiting to calculate. false if it
+   *         is calculating, or not queued.
+   */
+  boolean isPending(AlignCalcWorkerI workingClass);
+
+  /**
+   * deregister and otherwise remove any registered and working instances of the given worker type
+   * @param typeToRemove
+   */
+  void removeRegisteredWorkersOfClass(Class typeToRemove);
+
 }