blob: 0cd740f2131fd8b5975524fff8994ce44e491d2c [file] [log] [blame]
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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/**
* @test
* @bug 8003280
* @summary Add lambda tests
* Test that the most specific reference is selected when method parameters are elided
* @compile MethodRef6.java
* @run main MethodRef6
*/
public class MethodRef6 {
static interface A { String make(Integer i); }
static interface B { String make(Number i); }
private static void assertTrue(boolean cond) {
if (!cond)
throw new AssertionError();
}
static String m(Object o) {
return "Object " + o;
}
static String m(Number n) {
return "Number " + n;
}
static String m(Integer i) {
return "Integer " + i;
}
static String m(int i) {
return "int " + i;
}
public static void main(String[] args) {
A a = MethodRef6::m;
assertTrue(a.make(1).equals("Integer 1"));//method parameter type inferred from SAM descriptor, boxing applied
B b = MethodRef6::m;
assertTrue(b.make(1).equals("Number 1"));//method parameter type inferred from SAM descriptor, boxing and widen applied
}
}