Thu, 25 Jul 2013 14:51:40 +0100
8020843: javac crashes on accessibility check with method reference with typevar receiver
Summary: method reference overload check doesn't walk through type-variable receivers
Reviewed-by: jjg
1 /*
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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13 * accompanied this code).
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 */
24 /**
25 * @test
26 * @bug 8003280
27 * @summary Add lambda tests
28 * This test is for identifying SAM types #5 and instantiating non-SAM types #7 through inner class,
29 see Helper.java for SAM types
30 * @compile LambdaTest2_SAM3.java Helper.java
31 * @run main LambdaTest2_SAM3
32 */
34 import java.util.Collection;
35 import java.util.List;
36 import java.util.ArrayList;
38 public class LambdaTest2_SAM3 {
39 private static List<String> strs = new ArrayList<String>();
40 private static List<Integer> integers = new ArrayList<Integer>();
42 public static void main(String[] args) {
43 LambdaTest2_SAM3 test = new LambdaTest2_SAM3();
45 //type #7, Not SAM-convertible, through inner class only:
46 test.methodFooBar(new FooBar() {
47 public int getAge(Number n) {
48 System.out.println("getAge(Number n) called");
49 return 100;
50 }
51 public int getAge(Integer i) {
52 System.out.println("getAge(Integer i) called");
53 return 200;
54 }
55 }
56 );
58 //type #7:
59 test.methodDE(new DE(){
60 public int getOldest(List<Integer > list) {
61 System.out.println("getOldest(List<Integer> list) called");
62 return 100;
63 }
64 public int getOldest(Collection<?> collection) {
65 System.out.println("getOldest(Collection<?> collection) called");
66 return 200;
67 }
68 }
69 );
71 }
73 //type #7: Not SAM type
74 void methodFooBar(FooBar fb) {
75 System.out.println("methodFooBar(): interface FooBar object instantiated: " + fb);
76 System.out.println("result=" + fb.getAge(new Byte("10")));
77 System.out.println("result=" + fb.getAge(new Integer(10)));
78 }
80 //type #7: Not SAM type
81 void methodDE (DE de) {
82 System.out.println("methodDE(): interface DE object instantiated: " + de);
83 System.out.println(de.getOldest(integers));
84 System.out.println(de.getOldest(strs));
85 }
86 }