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openide/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/CreateMethodFromMethodRefApplicability.java
Anna Kozlova 34526b2b5c java error message: explicit method reference ambiguity (IDEA-250654)
GitOrigin-RevId: 1fc5f577f298a7f874a111866a394aa7a6c09cc0
2020-09-14 18:40:35 +00:00

30 lines
724 B
Java

import java.util.*;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
class DemoApplicationTests {
void test2() {
var a = Stream.of("")
.map(s -> s.substring(1))
.map(s -> s.length())
.map(l1 -> String.valueOf(l1)).collect(Collectors.toList());
Stream.of("")
.map(l -> a.get(l.length()))
.map(s -> new DemoApplicationTests()).findAny()
.map(d -> d.foo(this::<error descr="Reference to 'bar' is ambiguous, both 'bar(long)' and 'bar(int)' match">bar</error>));
}
<T> void foo(Consumer<T> c) {}
<T, R> void foo(Function<T, R> c) {}
void bar(long j) {}
void bar(int i) {}
}