Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.server / src / org / simantics / document / server / request / NodeRequest.java

diff --git a/bundles/org.simantics.document.server/src/org/simantics/document/server/request/NodeRequest.java b/bundles/org.simantics.document.server/src/org/simantics/document/server/request/NodeRequest.java
new file mode 100644 (file)
index 0000000..1f12443
--- /dev/null
+++ b/bundles/org.simantics.document.server/src/org/simantics/document/server/request/NodeRequest.java
@@ -0,0 +1,58 @@
+package org.simantics.document.server.request;\r
+\r
+import java.util.ArrayList;\r
+import java.util.List;\r
+import java.util.Map;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.request.VariableRead;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.document.server.JSONObject;\r
+\r
+public class NodeRequest extends VariableRead<JSONObject> {\r
+    \r
+    public static String ERRORS = "Errors";\r
+\r
+       public NodeRequest(Variable node) {\r
+               super(node);\r
+       }\r
+\r
+       @SuppressWarnings("unchecked")\r
+    @Override\r
+       public JSONObject perform(ReadGraph graph) throws DatabaseException {\r
+               \r
+               long s = System.nanoTime();\r
+\r
+           JSONObject staticContent = graph.syncRequest(new NodeRequestStatic(variable));\r
+           Map<String,Object> dynamicContent = graph.syncRequest(new NodeRequestDynamic(variable));\r
+           \r
+           if(dynamicContent.isEmpty()) {\r
+               return staticContent;\r
+           }\r
+           \r
+        JSONObject result = staticContent.clone();\r
+        result.add(dynamicContent);\r
+\r
+        if(dynamicContent.containsKey(ERRORS) || staticContent.getJSONField(ERRORS) != null) {\r
+            ArrayList<String> errorList = new ArrayList<String>();\r
+            \r
+            if(dynamicContent.containsKey(ERRORS))\r
+                errorList.addAll((List<String>)dynamicContent.get(ERRORS));\r
+            \r
+            if(staticContent.getJSONField(ERRORS) != null)\r
+                errorList.addAll((List<String>)staticContent.getJSONField(ERRORS));\r
+            \r
+            result.addJSONField(ERRORS, errorList);\r
+        }\r
+        \r
+        if(DocumentRequest.PROFILE) {\r
+               long dura = System.nanoTime()-s;\r
+               System.err.println("NodeRequest " + System.identityHashCode(this) + " " + variable.getURI(graph) + " in " + 1e-6*dura + "ms." + result);\r
+        }\r
+        \r
+           return result;\r
+\r
+       }               \r
+\r
+}
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