allow circle web deps and dedup at runtime

data/webs/linguistics/linguistics.json

@@ -1,6 +1,7 @@
 {
     "tag": "linguistics",
     "dependencies" : [
+        "./data/webs/philosophy/philosophy.json",
         "./data/webs/linguistics/name.json"
     ]
 }

data/webs/test/web_no_tag.json

@@ -1,3 +1,2 @@
 {
-    "selfId": 2
 }

src/main/java/org/studiorailgun/knowledge/KnowledgeWeb.java

@@ -77,7 +77,8 @@ public class KnowledgeWeb {
     public static KnowledgeWeb load(String startPoint){
         Map<String,Integer> crossRelationLookupMap = new HashMap<String,Integer>();
         List<String> webTagList = new LinkedList<String>();
-        KnowledgeWeb rVal = KnowledgeWeb.recursivelyLoad(crossRelationLookupMap, webTagList, startPoint);
+        List<String> parsedFilesList = new LinkedList<String>();
+        KnowledgeWeb rVal = KnowledgeWeb.recursivelyLoad(crossRelationLookupMap, parsedFilesList, webTagList, startPoint);
         if(rVal.getTag() == null){
             throw new UnsupportedOperationException("Web without tag defined! " + startPoint);
         }
@@ -143,7 +144,7 @@ public class KnowledgeWeb {
      * @param root The path to the current root knowledge web
      * @return Merged knowledge web
      */
-    private static KnowledgeWeb recursivelyLoad(Map<String,Integer> crossRelationLookupMap, List<String> foundTags, String startPoint){
+    private static KnowledgeWeb recursivelyLoad(Map<String,Integer> crossRelationLookupMap, List<String> parsedFilePaths, List<String> foundTags, String startPoint){
         KnowledgeWeb rVal = FileUtils.loadObjectFromFile(new File(startPoint), KnowledgeWeb.class);
         if(rVal == null){
             throw new Error("Failed to load file! " + startPoint);
@@ -151,6 +152,7 @@ public class KnowledgeWeb {
         if(foundTags.contains(rVal.getTag())){
             throw new UnsupportedOperationException("Trying to load two webs with the same tag! " + rVal.getTag());
         }
+        parsedFilePaths.add(startPoint);
         //add nodes to crossrelational lookup map
         HashMap<Integer,Node> newNodeMap = new HashMap<Integer,Node>();
         for(Node node : rVal.nodes.values()){
@@ -179,7 +181,10 @@ public class KnowledgeWeb {
         //parse children
         if(rVal.getDependencies() != null && rVal.getDependencies().size() > 0){
             for(String child : rVal.getDependencies()){
-                KnowledgeWeb childWeb = KnowledgeWeb.recursivelyLoad(crossRelationLookupMap, foundTags, child);
+                if(parsedFilePaths.contains(child)){
+                    continue;
+                }
+                KnowledgeWeb childWeb = KnowledgeWeb.recursivelyLoad(crossRelationLookupMap, parsedFilePaths, foundTags, child);
                 KnowledgeWeb.registerChildItems(crossRelationLookupMap, rVal, childWeb);
             }
         }

src/test/java/org/studiorailgun/LoadingTests.java

@@ -26,9 +26,10 @@ public class LoadingTests {
     @Test
     public void testExportCSV(){
         assertDoesNotThrow(() -> {
-            KnowledgeWeb web = FileUtils.loadObjectFromFile(new File("./data/webs/test/web.json"), KnowledgeWeb.class);
+            Globals.init("./data/webs/test/web.json");
-            web.initLinks();
+            if(Globals.web.getNodes().size() == 0){
-            Globals.web = web;
+                throw new Error("No nodes defined in main test web!");
+            }
             CSVExport.export("test");
         });
     }

web.json

@@ -1,6 +1,5 @@
 {
     "tag" : "top",
-    "selfId": 2,
     "dependencies" : [
         "./data/webs/root.json"
     ]