Index: oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/FileStore.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/FileStore.java	(revision 62de029fbeb1700886799e4eb417fcc6a55c698a)
+++ oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/FileStore.java	(revision )
@@ -24,6 +24,7 @@
 import static com.google.common.collect.Maps.newHashMap;
 import static com.google.common.collect.Sets.newHashSet;
 import static java.lang.String.format;
+import static java.util.Collections.emptyMap;
 import static java.util.Collections.singletonMap;
 import static java.util.concurrent.TimeUnit.MILLISECONDS;
 import static java.util.concurrent.TimeUnit.NANOSECONDS;
@@ -49,18 +50,18 @@
 import java.util.regex.Pattern;
 
 import com.google.common.base.Stopwatch;
-
+import com.google.common.collect.Maps;
 import org.apache.jackrabbit.oak.api.Blob;
 import org.apache.jackrabbit.oak.plugins.blob.BlobStoreBlob;
 import org.apache.jackrabbit.oak.plugins.segment.Compactor;
 import org.apache.jackrabbit.oak.plugins.segment.RecordId;
 import org.apache.jackrabbit.oak.plugins.segment.Segment;
 import org.apache.jackrabbit.oak.plugins.segment.SegmentId;
+import org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState;
 import org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore;
 import org.apache.jackrabbit.oak.plugins.segment.SegmentNotFoundException;
-import org.apache.jackrabbit.oak.plugins.segment.SegmentTracker;
-import org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState;
 import org.apache.jackrabbit.oak.plugins.segment.SegmentStore;
+import org.apache.jackrabbit.oak.plugins.segment.SegmentTracker;
 import org.apache.jackrabbit.oak.plugins.segment.SegmentWriter;
 import org.apache.jackrabbit.oak.spi.blob.BlobStore;
 import org.apache.jackrabbit.oak.spi.state.NodeBuilder;
@@ -727,6 +728,20 @@
             index.put(reader.getFile().getAbsolutePath(), reader.getUUIDs());
         }
         return index;
+    }
+
+    public Map<UUID, List<UUID>> getTarGraph(String fileName) throws IOException {
+        for (TarReader reader : readers) {
+            if (fileName.equals(reader.getFile().getName())) {
+                Map<UUID, List<UUID>> graph = Maps.newHashMap();
+                for (UUID uuid : reader.getUUIDs()) {
+                    graph.put(uuid, null);
+                }
+                graph.putAll(reader.getGraph());
+                return graph;
+            }
+        }
+        return emptyMap();
     }
 
     public FileStore setPauseCompaction(boolean pauseCompaction) {
Index: oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/NodeStoreTree.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/NodeStoreTree.java	(revision 62de029fbeb1700886799e4eb417fcc6a55c698a)
+++ oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/NodeStoreTree.java	(revision )
@@ -353,7 +353,7 @@
         return "";
     }
 
-    public void printDependenciesToFile(String file) {
+    public void printTarInfo(String file) {
         if (file == null || file.length() == 0) {
             return;
         }
@@ -386,6 +386,18 @@
                 sb.append(p);
                 sb.append(newline);
             }
+        }
+
+        sb.append(newline);
+        try {
+            Map<UUID, List<UUID>> graph = store.getTarGraph(file);
+            sb.append("Tar graph:").append(newline);
+            for (Entry<UUID, List<UUID>> entry : graph.entrySet()) {
+                sb.append(entry.getKey()).append('=').append(entry.getValue()).append(newline);
+            }
+            sb.append(newline);
+        } catch (IOException e) {
+            sb.append("Error getting tar graph:").append(e).append(newline);
         }
 
         log.setText(sb.toString());
Index: oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/Explorer.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/Explorer.java	(revision 62de029fbeb1700886799e4eb417fcc6a55c698a)
+++ oak-run/src/main/java/org/apache/jackrabbit/oak/explorer/Explorer.java	(revision )
@@ -137,7 +137,7 @@
             }
         });
 
-        JMenuItem menuRefs = new JMenuItem("Tar File Refs");
+        JMenuItem menuRefs = new JMenuItem("Tar File Info");
         menuRefs.setMnemonic(KeyEvent.VK_R);
         menuRefs.addActionListener(new ActionListener() {
             @Override
@@ -150,11 +150,11 @@
                 }
 
                 String s = (String) JOptionPane.showInputDialog(frame,
-                        "Choose a tar file", "Tar File References",
+                        "Choose a tar file", "Tar File Info",
                         JOptionPane.PLAIN_MESSAGE, null, tarFiles.toArray(),
                         tarFiles.get(0));
                 if (s != null) {
-                    treePanel.printDependenciesToFile(s);
+                    treePanel.printTarInfo(s);
                     return;
                 }
             }
Index: oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/TarReader.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/TarReader.java	(revision 62de029fbeb1700886799e4eb417fcc6a55c698a)
+++ oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/file/TarReader.java	(revision )
@@ -23,6 +23,7 @@
 import static com.google.common.collect.Maps.newLinkedHashMap;
 import static com.google.common.collect.Maps.newTreeMap;
 import static com.google.common.collect.Sets.newHashSetWithExpectedSize;
+import static java.util.Collections.emptyMap;
 import static java.util.Collections.singletonList;
 import static org.apache.jackrabbit.oak.plugins.segment.Segment.REF_COUNT_OFFSET;
 import static org.apache.jackrabbit.oak.plugins.segment.SegmentId.isDataSegmentId;
@@ -724,6 +725,14 @@
     }
 
     //-----------------------------------------------------------< private >--
+
+    Map<UUID, List<UUID>> getGraph() throws IOException {
+        if (graph == null) {
+            return emptyMap();
+        } else {
+            return parseGraph();
+        }
+    }
 
     private Map<UUID, List<UUID>> parseGraph() throws IOException {
         int count = graph.getInt(graph.limit() - 12);