Improved performance

Changed implementation to use variant 6 proposed in cucumber#2666 .

Author: jkronegg

cucumber-core/src/main/java/io/cucumber/core/runner/TestAbortedExceptions.java

@@ -26,20 +26,18 @@ final class TestAbortedExceptions {
 
     static Predicate<Throwable> createIsTestAbortedExceptionPredicate() {
         ClassLoader defaultClassLoader = ClassLoaders.getDefaultClassLoader();
-        return Arrays.stream(TEST_ABORTED_EXCEPTIONS)
-                .flatMap(s -> {
+        return throwable -> Arrays.stream(TEST_ABORTED_EXCEPTIONS)
+                .anyMatch(s -> {
                     try {
                         Class<?> aClass = defaultClassLoader.loadClass(s);
-                        return Stream.of(aClass);
+                        return aClass.isInstance(throwable);
                     } catch (Throwable t) {
                         rethrowIfUnrecoverable(t);
                         log.debug(t,
-                            () -> "Failed to load class" + s + ": will not be supported for aborted executions.");
+                                () -> String.format("Failed to load class %s: will not be supported for aborted executions.", s));
                     }
-                    return Stream.empty();
-                })
-                .map(throwable -> (Predicate<Throwable>) throwable::isInstance)
-                .reduce(__ -> false, Predicate::or);
+                    return false;
+                });
     }
 
     private TestAbortedExceptions() {