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make sure that a ServiceLoader is retrieved before iterating #10169

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merged 1 commit into from
Aug 11, 2023
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make sure that a ServiceLoader is retrieved before iterating #10169

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7 changes: 6 additions & 1 deletion ...socket-api/src/main/java/org/eclipse/jetty/websocket/api/extensions/ExtensionFactory.java
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,12 @@ public abstract class ExtensionFactory implements Iterable<Class<? extends Exten
public ExtensionFactory()
{
availableExtensions = new HashMap<>();
Iterator<Extension> iterator = ServiceLoader.load(Extension.class).iterator();
final ServiceLoader sl = ServiceLoader.load(Extension.class);
if (sl == null)
{
return;
}
final Iterator<Extension> iterator = sl.iterator();
while (true)
{
try
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