aoqi@0: /*
aoqi@0:  * @test /nodynamiccopyright/
aoqi@0:  * @bug 8003280
aoqi@0:  * @summary Add lambda tests
aoqi@0:  *  Integrate efectively final check with DA/DU analysis
aoqi@0:  * @compile/fail/ref=LambdaEffectivelyFinalTest.out -XDrawDiagnostics LambdaEffectivelyFinalTest.java
aoqi@0:  */
aoqi@0: class LambdaEffectivelyFinalTest {
aoqi@0: 
aoqi@0:     interface SAM {
aoqi@0:         int m();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void foo(LambdaEffectivelyFinalTest.SAM s) { }
aoqi@0: 
aoqi@0:     void m1(int x) {
aoqi@0:         int y = 1;
aoqi@0:         foo(() -> x+y); // Legal: x and y are both effectively final.
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m2(int x) {
aoqi@0:         int y;
aoqi@0:         y = 1;
aoqi@0:         foo(() -> x+y); // Legal: x and y are both effectively final.
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m3(int x, boolean cond) {
aoqi@0:         int y;
aoqi@0:         if (cond) y = 1;
aoqi@0:         foo(() -> x+y); // Illegal: y is effectively final, but not definitely assigned.
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m4(int x, boolean cond) {
aoqi@0:         int y;
aoqi@0:         if (cond) y = 1;
aoqi@0:         else y = 2;
aoqi@0:         foo(() -> x+y); // Legal: x and y are both effectively final.
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m5(int x, boolean cond) {
aoqi@0:         int y;
aoqi@0:         if (cond) y = 1;
aoqi@0:         y = 2;
aoqi@0:         foo(() -> x+y); // Illegal: y is not effectively final.t EF
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m6(int x) {
aoqi@0:         foo(() -> x+1);
aoqi@0:         x++; // Illegal: x is not effectively final.
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m7(int x) {
aoqi@0:         foo(() -> x=1); // Illegal: x in the assignment does not denote a variable (see 6.5.6.1)
aoqi@0:     }
aoqi@0: 
aoqi@0:     void m8() {
aoqi@0:         int y;
aoqi@0:         foo(() -> y=1); // Illegal: y in the assignment does not denote a variable (see 6.5.6.1)
aoqi@0:     }
aoqi@0: }