Avoid division by 0

provocon · Apr 11, 2023 · 3103b0f · 3103b0f
1 parent 9ebde48
commit 3103b0f
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/src/main/java/de/provocon/stratigraph/graphs/GraphstreamVisualizer.java b/src/main/java/de/provocon/stratigraph/graphs/GraphstreamVisualizer.java
@@ -225,7 +225,7 @@ public int compare(Node o1, Node o2) { // NOPMD
 
         int base = aggregatedPreviousLayers.size()+remainingNodes.size();
         int layered = aggregatedPreviousLayers.size();
-        int percentage = layered*100/(base);
+        int percentage = layered*100/(Math.max(base, 1));
         LOG.info("\ndisplay() {} of {} layered ({}%)", layered, base, percentage);
         return percentage >= 100;
     }

diff --git a/src/main/java/de/provocon/stratigraph/graphs/JGraphTVisualizer.java b/src/main/java/de/provocon/stratigraph/graphs/JGraphTVisualizer.java
@@ -188,7 +188,7 @@ public boolean display() {
 
         int base = aggregatedPreviousLayers.size()+remainingNodes.size();
         int layered = aggregatedPreviousLayers.size();
-        int percentage = layered*100/(base);
+        int percentage = layered*100/(Math.max(base, 1));
         LOG.info("\ndisplay() {} of {} layered ({}%)", layered, base, percentage);
         return percentage >= 100;
     }

diff --git a/src/main/java/de/provocon/stratigraph/graphs/JungVisualizer.java b/src/main/java/de/provocon/stratigraph/graphs/JungVisualizer.java
@@ -239,7 +239,7 @@ public <T> Component getVertexLabelRendererComponent(JComponent jc, Object o, Fo
 
         int base = aggregatedPreviousLayers.size()+remainingNodes.size();
         int layered = aggregatedPreviousLayers.size();
-        int percentage = layered*100/(base);
+        int percentage = layered*100/(Math.max(base, 1));
         LOG.info("\ndisplay() {} of {} layered ({}%)", layered, base, percentage);
 
         if (draw) {