X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignCalcManagerI.java;h=18605b88bd27f5dadd5c6f871c9f2adaac2878df;hb=17e4ea278bc9a5fb280db1252ce78b7a295215f5;hp=9c7f9ab552ecaf223e5394736438e8593403589d;hpb=f8e603128476ca6e093ea2fc65435d1294978c53;p=jalview.git

diff --git a/src/jalview/api/AlignCalcManagerI.java b/src/jalview/api/AlignCalcManagerI.java
index 9c7f9ab..18605b8 100644
--- a/src/jalview/api/AlignCalcManagerI.java
+++ b/src/jalview/api/AlignCalcManagerI.java
@@ -35,9 +35,12 @@ public interface AlignCalcManagerI
   void notifyStart(AlignCalcWorkerI worker);
 
   /**
-   * tell manager that worker is now processing data
+   * tell manager that a thread running worker's run() loop is ready to start
+   * processing data
    * 
    * @param worker
+   * @return true if worker should start processing, false if another thread is
+   *         in progress
    */
   boolean notifyWorking(AlignCalcWorkerI worker);
 
@@ -83,7 +86,7 @@ public interface AlignCalcManagerI
   /**
    * 
    * @param worker
-   * @return
+   * @return true if the worker is currently running
    */
   boolean isWorking(AlignCalcWorkerI worker);