Multiple reader thread support for db client

[simantics/platform.git] / bundles / org.simantics.db / src / org / simantics / db / service / DirectQuerySupport.java

diff --git a/bundles/org.simantics.db/src/org/simantics/db/service/DirectQuerySupport.java b/bundles/org.simantics.db/src/org/simantics/db/service/DirectQuerySupport.java
index 472eb9eee9dac914c0ce7cc5af9b1adaeea1a4a7..7b932f3dea1c361248c87850c84a6625b4b3161f 100644 (file)
--- a/bundles/org.simantics.db/src/org/simantics/db/service/DirectQuerySupport.java
+++ b/bundles/org.simantics.db/src/org/simantics/db/service/DirectQuerySupport.java
@@ -11,41 +11,43 @@
  *******************************************************************************/
 package org.simantics.db.service;
 
-import org.simantics.db.AsyncReadGraph;
 import org.simantics.db.DirectStatements;
 import org.simantics.db.ReadGraph;
 import org.simantics.db.RelationInfo;
 import org.simantics.db.Resource;
-import org.simantics.db.procedure.AsyncContextMultiProcedure;
-import org.simantics.db.procedure.AsyncContextProcedure;
-import org.simantics.db.procedure.AsyncMultiProcedure;
-import org.simantics.db.procedure.AsyncProcedure;
-import org.simantics.db.procedure.Procedure;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.procedure.SyncContextMultiProcedure;
+import org.simantics.db.procedure.SyncContextProcedure;
+import org.simantics.db.procedure.SyncMultiProcedure;
 import org.simantics.db.procedure.SyncProcedure;
 
 public interface DirectQuerySupport {
 
-    void forEachDirectPersistentStatement(AsyncReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
+    DirectStatements getDirectPersistentStatements(ReadGraph graph, Resource subject);
+    DirectStatements getDirectStatements(ReadGraph graph, Resource subject);
 
-    void forEachDirectStatement(AsyncReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
-    void forEachDirectStatement(AsyncReadGraph graph, Resource subject, SyncProcedure<DirectStatements> procedure);
-    void forEachDirectStatement(AsyncReadGraph graph, Resource subject, Procedure<DirectStatements> procedure);
+//     void forEachDirectPersistentStatement(ReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
+//    void forEachDirectStatement(ReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
+//    void forEachDirectStatement(ReadGraph graph, Resource subject, SyncProcedure<DirectStatements> procedure);
+//    void forEachDirectStatement(ReadGraph graph, Resource subject, Procedure<DirectStatements> procedure);
 
-    void forRelationInfo(AsyncReadGraph graph, Resource subject, AsyncProcedure<RelationInfo> procedure);
-    void forRelationInfo(AsyncReadGraph graph, Resource subject, SyncProcedure<RelationInfo> procedure);
-    void forRelationInfo(AsyncReadGraph graph, Resource subject, Procedure<RelationInfo> procedure);
+    RelationInfo getRelationInfo(ReadGraph graph, Resource subject) throws DatabaseException;
     
-    <T> void forPossibleType(AsyncReadGraph graph, Resource subject, AsyncProcedure<Resource> procedure);
+//    void forRelationInfo(AsyncReadGraph graph, Resource subject, AsyncProcedure<RelationInfo> procedure);
+//    void forRelationInfo(AsyncReadGraph graph, Resource subject, SyncProcedure<RelationInfo> procedure);
+//    void forRelationInfo(AsyncReadGraph graph, Resource subject, Procedure<RelationInfo> procedure);
     
-    AsyncMultiProcedure<Resource> compileForEachObject(ReadGraph graph, Resource relation, AsyncMultiProcedure<Resource> user);
-    <C> AsyncContextMultiProcedure<C, Resource> compileForEachObject(ReadGraph graph, Resource relation, AsyncContextMultiProcedure<C, Resource> user);
-    <T> AsyncProcedure<T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, AsyncProcedure<T> user);
-    <C,T> AsyncContextProcedure<C,T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, AsyncContextProcedure<C,T> user);
+    //<T> void forPossibleType(AsyncReadGraph graph, Resource subject, AsyncProcedure<Resource> procedure);
     
-    void forEachObjectCompiled(AsyncReadGraph graph, Resource subject, AsyncMultiProcedure<Resource> procedure);
-    <C> void forEachObjectCompiled(AsyncReadGraph graph, Resource subject, C context, AsyncContextMultiProcedure<C, Resource> procedure);
-    <T> void forPossibleRelatedValueCompiled(AsyncReadGraph graph, Resource subject, AsyncProcedure<T> procedure);
-    <C,T> void forPossibleRelatedValueCompiled(AsyncReadGraph graph, Resource subject, C context, AsyncContextProcedure<C,T> procedure);
-    <C> void forPossibleDirectType(AsyncReadGraph graph, Resource subject, C context, AsyncContextProcedure<C,Resource> procedure);
+    SyncMultiProcedure<Resource> compileForEachObject(ReadGraph graph, Resource relation, SyncMultiProcedure<Resource> user) throws DatabaseException;
+    <C> SyncContextMultiProcedure<C, Resource> compileForEachObject(ReadGraph graph, Resource relation, SyncContextMultiProcedure<C, Resource> user) throws DatabaseException;
+    <T> SyncProcedure<T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, SyncProcedure<T> user) throws DatabaseException;
+    <C,T> SyncContextProcedure<C,T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, SyncContextProcedure<C,T> user) throws DatabaseException;
+    
+    void forEachObjectCompiled(ReadGraph graph, Resource subject, SyncMultiProcedure<Resource> procedure);
+    <C> void forEachObjectCompiled(ReadGraph graph, Resource subject, C context, SyncContextMultiProcedure<C, Resource> procedure);
+    <T> void forPossibleRelatedValueCompiled(ReadGraph graph, Resource subject, SyncProcedure<T> procedure);
+    <C,T> void forPossibleRelatedValueCompiled(ReadGraph graph, Resource subject, C context, SyncContextProcedure<C,T> procedure);
+    <C> void forPossibleDirectType(ReadGraph graph, Resource subject, C context, SyncContextProcedure<C,Resource> procedure);
     
 }