bundles/org.simantics.db/src/org/simantics/db/service/DirectQuerySupport.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.service;
  13
  14 import org.simantics.db.DirectStatements;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.RelationInfo;
  17 import org.simantics.db.Resource;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.procedure.SyncContextMultiProcedure;
  20 import org.simantics.db.procedure.SyncContextProcedure;
  21 import org.simantics.db.procedure.SyncMultiProcedure;
  22 import org.simantics.db.procedure.SyncProcedure;
  23
  24 public interface DirectQuerySupport {
  25
  26     DirectStatements getDirectPersistentStatements(ReadGraph graph, Resource subject);
  27     DirectStatements getDirectStatements(ReadGraph graph, Resource subject);
  28
  29 //      void forEachDirectPersistentStatement(ReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
  30 //    void forEachDirectStatement(ReadGraph graph, Resource subject, AsyncProcedure<DirectStatements> procedure);
  31 //    void forEachDirectStatement(ReadGraph graph, Resource subject, SyncProcedure<DirectStatements> procedure);
  32 //    void forEachDirectStatement(ReadGraph graph, Resource subject, Procedure<DirectStatements> procedure);
  33
  34     RelationInfo getRelationInfo(ReadGraph graph, Resource subject) throws DatabaseException;
  35
  36 //    void forRelationInfo(AsyncReadGraph graph, Resource subject, AsyncProcedure<RelationInfo> procedure);
  37 //    void forRelationInfo(AsyncReadGraph graph, Resource subject, SyncProcedure<RelationInfo> procedure);
  38 //    void forRelationInfo(AsyncReadGraph graph, Resource subject, Procedure<RelationInfo> procedure);
  39
  40     //<T> void forPossibleType(AsyncReadGraph graph, Resource subject, AsyncProcedure<Resource> procedure);
  41
  42     SyncMultiProcedure<Resource> compileForEachObject(ReadGraph graph, Resource relation, SyncMultiProcedure<Resource> user) throws DatabaseException;
  43     <C> SyncContextMultiProcedure<C, Resource> compileForEachObject(ReadGraph graph, Resource relation, SyncContextMultiProcedure<C, Resource> user) throws DatabaseException;
  44     <T> SyncProcedure<T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, SyncProcedure<T> user) throws DatabaseException;
  45     <C,T> SyncContextProcedure<C,T> compilePossibleRelatedValue(ReadGraph graph, Resource relation, SyncContextProcedure<C,T> user) throws DatabaseException;
  46
  47     void forEachObjectCompiled(ReadGraph graph, Resource subject, SyncMultiProcedure<Resource> procedure);
  48     <C> void forEachObjectCompiled(ReadGraph graph, Resource subject, C context, SyncContextMultiProcedure<C, Resource> procedure);
  49     <T> void forPossibleRelatedValueCompiled(ReadGraph graph, Resource subject, SyncProcedure<T> procedure);
  50     <C,T> void forPossibleRelatedValueCompiled(ReadGraph graph, Resource subject, C context, SyncContextProcedure<C,T> procedure);
  51     <C> void forPossibleDirectType(ReadGraph graph, Resource subject, C context, SyncContextProcedure<C,Resource> procedure);
  52
  53 }