61 lines
1.5 KiB
Java
61 lines
1.5 KiB
Java
/*
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* @test /nodynamiccopyright/
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* @bug 8003280
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* @summary Add lambda tests
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* Integrate efectively final check with DA/DU analysis
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* @compile/fail/ref=LambdaEffectivelyFinalTest.out -XDrawDiagnostics LambdaEffectivelyFinalTest.java
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*/
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class LambdaEffectivelyFinalTest {
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interface SAM {
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int m();
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}
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void foo(LambdaEffectivelyFinalTest.SAM s) { }
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void m1(int x) {
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int y = 1;
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foo(() -> x+y); // Legal: x and y are both effectively final.
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}
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void m2(int x) {
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int y;
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y = 1;
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foo(() -> x+y); // Legal: x and y are both effectively final.
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}
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void m3(int x, boolean cond) {
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int y;
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if (cond) y = 1;
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foo(() -> x+y); // Illegal: y is effectively final, but not definitely assigned.
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}
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void m4(int x, boolean cond) {
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int y;
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if (cond) y = 1;
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else y = 2;
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foo(() -> x+y); // Legal: x and y are both effectively final.
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}
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void m5(int x, boolean cond) {
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int y;
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if (cond) y = 1;
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y = 2;
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foo(() -> x+y); // Illegal: y is not effectively final.t EF
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}
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void m6(int x) {
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foo(() -> x+1);
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x++; // Illegal: x is not effectively final.
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}
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void m7(int x) {
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foo(() -> x=1); // Illegal: x in the assignment does not denote a variable (see 6.5.6.1)
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}
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void m8() {
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int y;
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foo(() -> y=1); // Illegal: y in the assignment does not denote a variable (see 6.5.6.1)
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}
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}
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