import org.jetbrains.annotations.Nullable; class TestIDEAWarn { void test(java.util.Map<Object, Object> values) { boolean condition = false; Object target = getTarget(); for (Object o : values.values()) { if (o != null && o != target) { condition = true; } } if (!condition || target == null) { System.out.println(target); } } @Nullable public Object getTarget() { return null; } }