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test/tools/javac/lambda/TargetType24.java@959103a6100f (annotated)

test/tools/javac/lambda/TargetType24.java

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* @test /nodynamiccopyright/
aoqi@0	3	* @bug 8003280
aoqi@0	4	* @summary Add lambda tests
aoqi@0	5	* check case of nested method calls with lambda expression
aoqi@0	6	* @compile/fail/ref=TargetType24.out -XDrawDiagnostics TargetType24.java
aoqi@0	7	*/
aoqi@0	8
aoqi@0	9	class TargetType24 {
aoqi@0	10
aoqi@0	11	interface F<A, B> {
aoqi@0	12	B f(A a);
aoqi@0	13	}
aoqi@0	14
aoqi@0	15	interface FSub<A, B> extends F<A,B> { }
aoqi@0	16
aoqi@0	17	static class Array<A> {
aoqi@0	18	boolean forAll(final F<A, Boolean> f) {
aoqi@0	19	return false;
aoqi@0	20	}
aoqi@0	21
aoqi@0	22	String forAll(final FSub<A, String> f) {
aoqi@0	23	return "";
aoqi@0	24	}
aoqi@0	25
aoqi@0	26	String forAll2(final FSub<A, String> f) {
aoqi@0	27	return "";
aoqi@0	28	}
aoqi@0	29	}
aoqi@0	30
aoqi@0	31	void test(Array<String> as, final Array<Character> ac) {
aoqi@0	32	final boolean b1 = as.forAll((String s) -> ac.forAll((Character c) -> false)); //ok
aoqi@0	33	final boolean b2 = as.forAll(s -> ac.forAll(c -> false)); //ambiguous
aoqi@0	34	final boolean b3 = as.forAll((String s) -> ac.forAll(c -> false)); //ambiguous
aoqi@0	35	final boolean b4 = as.forAll(s -> ac.forAll((Character c) -> false)); //ambiguous
aoqi@0	36	final String s1 = as.forAll2(s -> ac.forAll2(c -> "")); //ok
aoqi@0	37	final boolean b5 = as.forAll(s -> ac.forAll(c -> "" )); //fail
aoqi@0	38	final String s2 = as.forAll2(s -> ac.forAll2(c -> false)); //fail
aoqi@0	39	final boolean b6 = as.forAll((F<String, Boolean>)s -> ac.forAll((F<Character, Boolean>)c -> "")); //fail
aoqi@0	40	final String s3 = as.forAll((FSub<String, String>)s -> ac.forAll((FSub<Character, String>)c -> false)); //fail
aoqi@0	41	}
aoqi@0	42	}