new inference: use available in stack methods, do not cache if this info was used (IDEA-122406)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/resolve/IDEA122406.java

@@ -0,0 +1,41 @@
+import java.util.*;
+import java.util.function.Predicate;
+
+abstract class Test {
+  public long countTweetsLongerThan(int numberOfChars, final List<String> tweetList) {
+    //numberOfChars = 100; //TODO uncomment to show it must be effectively final
+
+    long totalByFor = 0;
+    for (String tweet : tweetList) {
+      if (tweet.length() > numberOfChars) {
+        totalByFor++;
+      }
+    }
+
+    final ArrayList<String> guavaList = newArrayList(fil<ref>ter(tweetList, new Predicate<String>() {
+      @Override
+      public boolean test(String tweet) {
+        return false;
+      }
+    }));
+    final long totalFromGuava = guavaList.size();
+
+
+    final long totalFromLambda = tweetList.stream()
+      .filter(t -> t.length() > numberOfChars)
+      .count();
+
+    if (totalByFor != totalFromLambda | totalByFor != totalFromGuava) {
+      throw new RuntimeException("");
+    }
+    return totalFromLambda;
+  }
+
+  abstract <E> ArrayList<E> newArrayList(Iterable<? extends E> elements);
+  abstract <E> ArrayList<E> newArrayList();
+  abstract <E> ArrayList<E> newArrayList(E... elements);
+
+  abstract <T> Iterable<T> filter(Iterable<T> unfiltered, Predicate<? super T> predicate);
+  abstract <T> Iterable<T> filter(Iterable<?> unfiltered, Class<T> type);
+
+}