78 lines
1.9 KiB
Java
78 lines
1.9 KiB
Java
/*
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* @test /nodynamiccopyright/
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* @bug 8177466 8189146
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* @compile/ref=ParserTest9.out -XDrawDiagnostics --release 9 ParserTest.java
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* @summary Add compiler support for local variable type-inference
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* @compile/fail/ref=ParserTest.out -XDrawDiagnostics ParserTest.java
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*/
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Target;
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import java.util.function.Function;
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import java.util.List;
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class ParserTest<var extends AutoCloseable> {
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static class TestClass {
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static class var { } //illegal
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}
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static class TestInterface {
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interface var { } //illegal
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}
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static class TestEnum {
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enum var { } //illegal
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}
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static class TestAnno {
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@interface var { } //illegal
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}
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@Target(ElementType.TYPE_USE)
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@interface TA { }
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@interface DA { }
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static abstract class var extends RuntimeException implements AutoCloseable { } //illegal
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var x = null; //illegal
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void test() {
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var[] x1 = null; //illegal
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var x2[] = null; //illegal
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var[][] x3 = null; //illegal
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var x4[][] = null; //illegal
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var[] x5 = null; //illegal
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var x6[] = null; //illegal
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var@TA[]@TA[] x7 = null; //illegal
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var x8@TA[]@TA[] = null; //illegal
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var x9 = null, y = null; //illegal
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final @DA var x10 = m(); //ok
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@DA final var x11 = m(); //ok
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}
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var m() { //illegal
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return null;
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}
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void test2(var x) { //error
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List<var> l1; //error
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List<? extends var> l2; //error
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List<? super var> l3; //error
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try {
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Function<var, String> f = (var x2) -> ""; //ok
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} catch (var ex) { } //error
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}
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void test3(Object o) {
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boolean b1 = o instanceof var; //error
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Object o2 = (var)o; //error
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}
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void test4() throws Exception {
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try (final var resource1 = null; // ok
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var resource2 = null) { // ok
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}
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}
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}
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