Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.objmap2 / src / org / simantics / objmap / structural / annotations / factories / UpdateMethodFactory.java

diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/UpdateMethodFactory.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/UpdateMethodFactory.java
new file mode 100644 (file)
index 0000000..b7f1fc2
--- /dev/null
+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/UpdateMethodFactory.java
@@ -0,0 +1,70 @@
+/*******************************************************************************\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.annotations.factories;\r
+\r
+import java.lang.annotation.Annotation;\r
+import java.lang.reflect.Method;\r
+\r
+import org.apache.log4j.Logger;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.objmap.backward.IBackwardMapping;\r
+import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;\r
+import org.simantics.objmap.exceptions.MappingException;\r
+import org.simantics.objmap.forward.IForwardMapping;\r
+import org.simantics.objmap.graph.rules.factory.IMethodRuleFactory;\r
+\r
+public class UpdateMethodFactory<Domain, Range> implements IMethodRuleFactory<Domain, Range> {\r
+\r
+    static Logger LOGGER = Logger.getLogger("org.simantics.objmap");\r
+    \r
+    @Override\r
+    public IBidirectionalMappingRule<Domain, Range> create(ReadGraph g, \r
+            Annotation annotation, \r
+            final Method method)\r
+            throws DatabaseException {\r
+        method.setAccessible(true);\r
+        return new IBidirectionalMappingRule<Domain,Range>() {\r
+            \r
+            @Override\r
+            public boolean updateRange(ReadGraph g, IForwardMapping<Domain, Range> map,\r
+                    Domain domainElement, Range rangeElement)\r
+                    throws MappingException {\r
+                LOGGER.info("    UpdateMethodFactory.updateRange");      \r
+                try {\r
+                    return (Boolean)method.invoke(rangeElement, g, domainElement);\r
+                } catch (Exception e) {\r
+                    // TODO Auto-generated catch block\r
+                    e.printStackTrace();\r
+                }\r
+                return false;\r
+            }\r
+            \r
+            @Override\r
+            public boolean updateDomain(WriteGraph g, IBackwardMapping<Domain,Range> map,\r
+                    Domain domainElement, Range rangeElement)\r
+                    throws MappingException {\r
+                return false;\r
+            }\r
+            \r
+            public void createDomain(WriteGraph g, IBackwardMapping<Domain,Range> map, Domain domainElement, Range rangeElement) throws MappingException {\r
+               updateDomain(g, map, domainElement, rangeElement);\r
+            };\r
+            \r
+            public void createRange(ReadGraph g, IForwardMapping<Domain,Range> map, Domain domainElement, Range rangeElement) throws MappingException {\r
+               updateRange(g, map, domainElement, rangeElement);\r
+            };\r
+        };\r
+    }\r
+\r
+}\r