New implementation of server state based on StandardNodeManager

[simantics/platform.git] / bundles / org.simantics.document.server / src / org / simantics / document / server / state / StateNodeManagerSupport.java

diff --git a/bundles/org.simantics.document.server/src/org/simantics/document/server/state/StateNodeManagerSupport.java b/bundles/org.simantics.document.server/src/org/simantics/document/server/state/StateNodeManagerSupport.java
new file mode 100644 (file)
index 0000000..748d4f1
--- /dev/null
+++ b/bundles/org.simantics.document.server/src/org/simantics/document/server/state/StateNodeManagerSupport.java
@@ -0,0 +1,57 @@
+package org.simantics.document.server.state;
+
+import java.util.Collections;
+import java.util.Map;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.databoard.binding.Binding;
+import org.simantics.simulator.toolkit.StandardNodeManagerSupport;
+import org.simantics.simulator.variable.exceptions.NoValueException;
+import org.simantics.simulator.variable.exceptions.NodeManagerException;
+
+public class StateNodeManagerSupport implements StandardNodeManagerSupport<StateNode> {
+
+       @Override
+       public Object getEngineValue(StateNode node) throws NodeManagerException {
+               if (node instanceof StatePropertyNode) {
+                       return ((StatePropertyNode) node).getValue();
+               }
+               else throw new NoValueException();
+       }
+
+       @Override
+       public Binding getEngineBinding(StateNode node) throws NodeManagerException {
+               if (node instanceof StatePropertyNode) {
+                       return Bindings.OBJECT;
+               }
+               else throw new NoValueException();
+       }
+
+       @Override
+       public void setEngineValue(StateNode node, Object value) throws NodeManagerException {
+               if (node instanceof StatePropertyNode) {
+                       ((StatePropertyNode) node).setValue(value);
+               }
+               else throw new NodeManagerException();
+       }
+
+       @Override
+       public String getName(StateNode node) {
+               if (node instanceof StatePropertyNode) {
+                       return ((StatePropertyNode) node).getName();
+               } else return "@";
+       }
+
+       @Override
+       public Map<String, StateNode> getChildren(StateNode node) {
+               return Collections.emptyMap();
+       }
+
+       @Override
+       public Map<String, StateNode> getProperties(StateNode node) {
+               if (node instanceof StateRootNode) {
+                       return ((StateRootNode) node).getProperties();
+               } else return Collections.emptyMap();
+       }
+
+}