X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scl.db%2Fscl%2FSimantics%2FDB.scl;h=ec9cc2671e3294f5f5335bf1c252f6653d0ffebc;hb=7a71c1866a7404cd39c921c85c160094eeda410c;hp=a97d573a3c97950c42578d79bd5813ca3f277ec3;hpb=de6ca001c169e87055e8e66f450baf4f6119110e;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.db/scl/Simantics/DB.scl b/bundles/org.simantics.scl.db/scl/Simantics/DB.scl
index a97d573a3..ec9cc2671 100644
--- a/bundles/org.simantics.scl.db/scl/Simantics/DB.scl
+++ b/bundles/org.simantics.scl.db/scl/Simantics/DB.scl
@@ -344,6 +344,8 @@ importJava "org.simantics.scl.db.SCLFunctions" where
     subquery :: (<ReadGraph,Proc> a) -> <ReadGraph,Proc> a
     "Makes a new read request with given procedure for calculating the result. The request is always cached."
     subqueryC :: (<ReadGraph,Proc> a) -> <ReadGraph,Proc> a
+    "Makes a new read asynchronous request with function to handle the request result. The last `isDisposed` function parameter is used to determine if the listener is still alive or not."
+    subqueryL :: (<ReadGraph,Proc> a) -> (a -> <ReadGraph, e> ()) -> (Throwable -> <ReadGraph, e> ()) -> (<e> Boolean) -> <ReadGraph, Proc, e> ()
     "Tries to convert the given Dynamic value to a value with the inferred type"
     possibleFromDynamic :: Typeable a => String -> Dynamic -> Maybe a
 
@@ -368,6 +370,9 @@ importJava "org.simantics.db.layer0.util.Layer0Utils" where
     possiblePredicateByName :: Resource -> String -> <ReadGraph> Maybe Resource
     @JavaName getPossiblePredicateByNameFromType
     possiblePredicateByNameFromType :: Resource -> String -> <ReadGraph> Maybe Resource
+    
+    addMetadataListener :: ChangeListener -> <Proc> ()
+    removeMetadataListener :: ChangeListener -> <Proc> ()
 
 copyTo :: Resource -> Resource -> <WriteGraph> Resource
 copyTo targetContainer source = do
@@ -496,4 +501,13 @@ possibleChildWithPath parent path =
               Just c -> possibleChild c name
               Nothing -> Nothing 
           ) 
-          (Just parent) path
\ No newline at end of file
+          (Just parent) path
+
+importJava "org.simantics.db.MetadataI" where
+    data MetadataI
+
+importJava "org.simantics.db.event.ChangeListener" where
+    data ChangeListener
+
+importJava "org.simantics.db.layer0.genericrelation.DependencyChanges" where
+    data DependencyChanges