Working on task #3635 - Refactoring: create NodeUtils class

src/main/java/it/inaf/oats/vospace/datamodel/NodeProperties.java

@@ -8,6 +8,7 @@ package it.inaf.oats.vospace.datamodel;
 import java.util.List;
 import java.util.stream.Collectors;
 import net.ivoa.xml.vospace.v2.Node;
+import net.ivoa.xml.vospace.v2.Property;
 
 /**
  *
@@ -44,6 +45,18 @@ public class NodeProperties {
     public static final String TYPE_URI  = "ivo://ivoa.net/vospace/core#type";        // the nature or genre of the resource
 
 
+    
+
+    public static String getProperty(Node node, String propertyName) {
+
+        for (Property property : node.getProperties()) {
+            if (property.getUri().equals("ivo://ivoa.net/vospace/core#".concat(propertyName))) {
+                return property.getValue();
+            }
+        }
+        return null;
+    }
+    
     // Returns all properties stored inside the node under the requested
     // property URI.    
     public static List<String> getNodePropertyByURI(Node node, String propertyURI) {

src/main/java/it/inaf/oats/vospace/datamodel/NodeUtils.java

@@ -87,11 +87,10 @@ public class NodeUtils {
     
     public static boolean checkIfWritable(Node myNode, String userName, List<String> userGroups) {
         
+        // First check if parent node creator is == userid
         List<String> nodeOwner
                 = NodeProperties.getNodePropertyByURI(myNode, NodeProperties.CREATOR_URI);
-                //= getNodePropertyByURI(
-                //        toBeDeletedNode, "ivo://ivoa.net/vospace/core#creator");
-        
+                        
         
         if (nodeOwner == null
                 || nodeOwner.isEmpty()
@@ -125,7 +124,6 @@ public class NodeUtils {
 
         }
 
-        // DUPLICATED code from CreateNodeController - END
         return true;
     }