* WorkQueueFrontier.java

debugging output for reported findEligibleURI deep-recursion
2026-09-20 20:55:49 +00:00 · 2010-11-08 23:45:19 +00:00
parent b5eb4f3c1e
commit ad57749dea
1 changed files with 16 additions and 1 deletions
@@ -737,12 +737,27 @@ implements Closeable,
            
            // never return null if there are any eligible inactives
            if(getTotalEligibleInactiveQueues()>0) {
-                return findEligibleURI();
+                if(depthFindEligibleURI>0) {
+                    System.err.println("FRONTIER.findEligibleURIs depth: "+ depthFindEligibleURI);
+                    System.err.println(shortReportLine()); 
+                }
+                if(depthFindEligibleURI>5) {
+                    System.err.println("RETURNING null");
+                    return null; 
+                }
+                try {
+                    depthFindEligibleURI++;
+                    return findEligibleURI();
+                } finally {
+                    depthFindEligibleURI = 0; 
+                }
            }
            
            // nothing eligible
            return null; 
    }
+    
+    int depthFindEligibleURI = 0; 

    /**
     * Check for any future-scheduled URIs now eligible for reenqueuing