Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.objmap2 / src / org / simantics / objmap / structural / schema / DefaultSchema.java

diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/DefaultSchema.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/DefaultSchema.java
new file mode 100644 (file)
index 0000000..0c8b6ca
--- /dev/null
+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/schema/DefaultSchema.java
@@ -0,0 +1,123 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2013 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.objmap.structural.schema;\r
+\r
+\r
+\r
+import java.util.Stack;\r
+\r
+import gnu.trove.map.hash.THashMap;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.objmap.exceptions.MappingException;\r
+import org.simantics.objmap.graph.schema.ILinkType;\r
+import org.simantics.objmap.graph.schema.IMappingSchema;\r
+import org.simantics.objmap.structural.IStructuralObject;\r
+import org.simantics.objmap.structural.StructuralResource;\r
+\r
+\r
+/**\r
+ * \r
+ */\r
+public class DefaultSchema implements IMappingSchema<StructuralResource, IStructuralObject> {\r
+\r
+    THashMap<Resource, ILinkType<StructuralResource, IStructuralObject>> domainLinkTypes = \r
+        new THashMap<Resource, ILinkType<StructuralResource, IStructuralObject>>();\r
+    THashMap<Class<?>, ILinkType<StructuralResource, IStructuralObject>> rangeLinkTypes = \r
+        new THashMap<Class<?>, ILinkType<StructuralResource, IStructuralObject>>();\r
+    \r
+    public void addLinkType(SimpleLinkType linkType) {\r
+        domainLinkTypes.put(linkType.domainType, linkType);\r
+        rangeLinkTypes.put(linkType.rangeType, linkType);\r
+    }\r
+    \r
+    public void addLinkType(AdaptedLinkType linkType) {\r
+        domainLinkTypes.put(linkType.domainType, linkType);\r
+        rangeLinkTypes.put(linkType.rangeType, linkType);\r
+    }\r
+    \r
+    @Override\r
+    public ILinkType<StructuralResource, IStructuralObject> linkTypeOfDomainElement(ReadGraph g, StructuralResource element) throws MappingException {        \r
+        try {\r
+               \r
+               for(Resource type : g.getTypes(element.getResource())) {\r
+\r
+                       ILinkType<StructuralResource, IStructuralObject> linkType = domainLinkTypes.get(type);\r
+                       if(linkType != null) return linkType;\r
+                       \r
+               }\r
+               \r
+               throw new MappingException("Didn't find a link type for " +\r
+                               NameUtils.getSafeName(g, element.getResource()) + ".");\r
+                               \r
+        } catch (DatabaseException e) {\r
+            throw new MappingException(e);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public ILinkType<StructuralResource, IStructuralObject> linkTypeOfRangeElement(IStructuralObject element) throws MappingException {\r
+       ILinkType<StructuralResource, IStructuralObject> type = rangeLinkTypes.get(element.getClass());\r
+               if(type == null)  {\r
+                       Stack<Class<?>> clazzes = new Stack<Class<?>>();\r
+               for (Class<?> clazz : element.getClass().getInterfaces()) {\r
+                       clazzes.add(clazz);\r
+               }\r
+               clazzes.add(element.getClass().getSuperclass());\r
+               \r
+                       while (!clazzes.isEmpty()) {\r
+                               Class<?> clazz = clazzes.pop();\r
+                       \r
+                               type = rangeLinkTypes.get(clazz);\r
+                               if (type != null)\r
+                                       return type;\r
+                               for (Class<?> c : clazz.getInterfaces())\r
+                                       clazzes.add(c);\r
+                               \r
+                       }\r
+                       throw new MappingException("Didn't find a link type for " +     element + ".");\r
+               }\r
+               return type;\r
+    }\r
+\r
+    \r
+    public ILinkType<StructuralResource, IStructuralObject> linkTypeOfDomainType(ReadGraph g, Resource type)  {        \r
+       return domainLinkTypes.get(type);\r
+    }\r
+    \r
+    public ILinkType<StructuralResource, IStructuralObject> linkTypeOfRangeType(Class<?> clazz) {\r
+       ILinkType<StructuralResource, IStructuralObject> type = rangeLinkTypes.get(clazz);\r
+       if(type == null)  {\r
+               Stack<Class<?>> clazzes = new Stack<Class<?>>();\r
+               for (Class<?> c : clazz.getInterfaces()) {\r
+                       clazzes.add(c);\r
+               }\r
+               clazzes.add(clazz.getSuperclass());\r
+               \r
+               while (!clazzes.isEmpty()) {\r
+                               Class<?> c = clazzes.pop();\r
+                       \r
+                               type = rangeLinkTypes.get(c);\r
+                               if (type != null)\r
+                                       return type;\r
+                               for (Class<?> c2 : c.getInterfaces())\r
+                                       clazzes.add(c2);\r
+                               \r
+                       }\r
+               \r
+               }\r
+       return null;\r
+    }\r
+}\r