X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fadapter%2FSCLExternalValue.java;fp=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fadapter%2FSCLExternalValue.java;h=12e950c87b32af060701a94ee4c291966798941f;hb=3850fec72035293b9a4ede780d01aedc5fbc9056;hp=0000000000000000000000000000000000000000;hpb=1e957fc9da518f3bef8a2c19cad72772087e1b6a;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/SCLExternalValue.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/SCLExternalValue.java
new file mode 100644
index 000000000..12e950c87
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/SCLExternalValue.java
@@ -0,0 +1,29 @@
+package org.simantics.db.layer0.adapter;
+
+import org.simantics.db.ConverterExternalValue;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.scl.CompileValueRequest;
+import org.simantics.layer0.Layer0;
+import org.simantics.scl.reflection.ReflectionUtils;
+import org.simantics.scl.reflection.ValueNotFoundException;
+import org.simantics.scl.runtime.function.Function1;
+
+public class SCLExternalValue implements ConverterExternalValue {
+
+	@Override
+	public <T> T getValue(ReadGraph graph, Resource resource) throws DatabaseException {
+		try {
+			return (T)ReflectionUtils.getValue(Layer0.URIs.Functions_computeExpression).getValue();
+		} catch (ValueNotFoundException e) {
+			throw new DatabaseException(e);
+		}
+	}
+
+	@Override
+	public Function1 getFunction(ReadGraph graph, Resource s, Resource o, Resource p) throws DatabaseException {
+		return CompileValueRequest.compile(graph, s, o, p);
+	}
+
+}