Lucene.Net.Search.CachingCollector.Create C# (CSharp) Method

        public static CachingCollector Create(Collector other, bool cacheScores, double maxRAMMB)
        {
            return cacheScores ? (CachingCollector)new ScoreCachingCollector(other, maxRAMMB) : new NoScoreCachingCollector(other, maxRAMMB);
        }

        public virtual void TestIllegalCollectorOnReplay()
        {
            // tests that the Collector passed to replay() has an out-of-order mode that
            // is valid with the Collector passed to the ctor

            // 'src' Collector does not support out-of-order
            CachingCollector cc = CachingCollector.Create(new NoOpCollector(false), true, 50 * ONE_BYTE);

            cc.SetScorer(new MockScorer());
            for (int i = 0; i < 10; i++)
            {
                cc.Collect(i);
            }
            cc.Replay(new NoOpCollector(true));  // this call should not fail
            cc.Replay(new NoOpCollector(false)); // this call should not fail

            // 'src' Collector supports out-of-order
            cc = CachingCollector.Create(new NoOpCollector(true), true, 50 * ONE_BYTE);
            cc.SetScorer(new MockScorer());
            for (int i = 0; i < 10; i++)
            {
                cc.Collect(i);
            }
            cc.Replay(new NoOpCollector(true)); // this call should not fail
            try
            {
                cc.Replay(new NoOpCollector(false)); // this call should fail
                Assert.Fail("should have failed if an in-order Collector was given to replay(), " + "while CachingCollector was initialized with out-of-order collection");
            }
            catch (Exception e) when(e.IsIllegalArgumentException())
            {
                // ok
            }
        }