Initial data commit

Task/Constrained-genericity/Java/constrained-genericity-1.java

@@ -0,0 +1,4 @@
+interface Eatable
+{
+    void eat();
+}

Task/Constrained-genericity/Java/constrained-genericity-2.java

@@ -0,0 +1,6 @@
+import java.util.List;
+
+class FoodBox<T extends Eatable>
+{
+    public List<T> food;
+}

Task/Constrained-genericity/Java/constrained-genericity-3.java

@@ -0,0 +1,2 @@
+public <T extends Eatable> void foo(T x) { }
+// although in this case this is no more useful than just "public void foo(Eatable x)"

Task/Constrained-genericity/Java/constrained-genericity-4.java

@@ -0,0 +1,3 @@
+public class Test{
+   public <T extends Eatable> void bar(){ }
+}

Task/Constrained-genericity/Java/constrained-genericity-5.java

@@ -0,0 +1 @@
+test.<EatableClass>bar();