513528: Fix use of lambda in ITD

3 files changed, 66 insertions, 0 deletions

diff --git a/tests/bugs192/513528/Apple.java b/tests/bugs192/513528/Apple.java
new file mode 100644
index 000000000..658616ae8
--- /dev/null
+++ b/tests/bugs192/513528/Apple.java
@@ -0,0 +1,20 @@
+package de.scrum_master.app;
+
+public class Apple {
+  private String type;
+  private boolean sweet;
+
+  public Apple(String type, boolean sweet) {
+    this.type = type;
+    this.sweet = sweet;
+  }
+
+  public String getType() {
+    return type;
+  }
+
+  public boolean isSweet() {
+    return sweet;
+  }
+}
+
diff --git a/tests/bugs192/513528/AppleController.java b/tests/bugs192/513528/AppleController.java
new file mode 100644
index 000000000..6a8d93f88
--- /dev/null
+++ b/tests/bugs192/513528/AppleController.java
@@ -0,0 +1,16 @@
+package de.scrum_master.app;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class AppleController {
+  private static final List<Apple> APPLES =
+    Arrays.asList(new Apple("Granny Smith", false), new Apple("Golden Delicious", true));
+
+  public static void main(String[] args) {
+    AppleController appleController = new AppleController();
+    System.out.println("Named: " + appleController.namedApples(APPLES, "Smith"));
+    System.out.println("Sweet: " + appleController.sweetApples(APPLES));
+    System.out.println("Sour:  " + appleController.sourApples(APPLES));
+  }
+}
diff --git a/tests/bugs192/513528/AppleControllerITDAspect.java b/tests/bugs192/513528/AppleControllerITDAspect.java
new file mode 100644
index 000000000..76773d479
--- /dev/null
+++ b/tests/bugs192/513528/AppleControllerITDAspect.java
@@ -0,0 +1,30 @@
+package de.scrum_master.aspect;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+import java.util.function.Predicate;
+import de.scrum_master.app.Apple;
+import de.scrum_master.app.AppleController;
+
+public privileged aspect AppleControllerITDAspect {
+  public List<Apple> AppleController.namedApples(List<Apple> apples, String subString) {
+    // Anonymous subclass works
+    return apples.stream().filter(new Predicate<Apple>() {
+      @Override
+      public boolean test(Apple a) {
+        return a.getType().contains(subString);
+      }
+    }).collect(Collectors.toList());
+  }
+
+  public List<Apple> AppleController.sweetApples(List<Apple> apples) {
+    // Method reference works
+    return apples.stream().filter(Apple::isSweet).collect(Collectors.toList());
+  }
+
+  public List<Apple> AppleController.sourApples(List<Apple> apples) {
+    // Lambda causes IllegalAccessError
+    return apples.stream().filter(a -> !a.isSweet()).collect(Collectors.toList());
+  }
+}