test/tools/javac/lambda/funcInterfaces/NonSAM3.java

Tue, 12 Mar 2013 16:02:43 +0000

author
mcimadamore
date
Tue, 12 Mar 2013 16:02:43 +0000
changeset 1628
5ddecb91d843
parent 0
959103a6100f
permissions
-rw-r--r--

8009545: Graph inference: dependencies between inference variables should be set during incorporation
Summary: Move all transitivity checks into the incorporation round
Reviewed-by: jjg

aoqi@0 1 /*
aoqi@0 2 * @test /nodynamiccopyright/
aoqi@0 3 * @bug 8003280
aoqi@0 4 * @summary Add lambda tests
aoqi@0 5 * This test is for identifying a non-SAM type: Having overloaded methods due to inheritance
aoqi@0 6 * @compile/fail/ref=NonSAM3.out -XDrawDiagnostics NonSAM3.java Helper.java
aoqi@0 7 */
aoqi@0 8
aoqi@0 9 import java.util.Collection;
aoqi@0 10 import java.util.List;
aoqi@0 11
aoqi@0 12 public class NonSAM3 {
aoqi@0 13 void method() {
aoqi@0 14 //all of the following will have compile error: "the target type of a lambda conversion has multiple non-overriding abstract methods"
aoqi@0 15 FooBar fb = (Number n) -> 100;
aoqi@0 16 FooBar fb2 = (Integer i) -> 100;
aoqi@0 17 DE de = (List<Integer> list) -> 100;
aoqi@0 18 DE de2 = (List<?> list) -> 100;
aoqi@0 19 DE de3 = (List list) -> 100;
aoqi@0 20 DE de4 = (Collection<Integer> collection) -> 100;
aoqi@0 21 DE de5 = (Collection<?> collection) -> 100;
aoqi@0 22 DE de6 = (Collection collection) -> 100;
aoqi@0 23 }
aoqi@0 24 }

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