MinLenIndexFor.java

import org.checkerframework.checker.index.qual.IndexFor;
import org.checkerframework.checker.index.qual.IndexOrHigh;
import org.checkerframework.common.value.qual.MinLen;

public class MinLenIndexFor {
    int @MinLen(2) [] arrayLen2 = {0, 1, 2};

    void test(@IndexFor("this.arrayLen2") int i) {
        int j = arrayLen2[i];
        int j2 = arrayLen2[1];
    }

    void callTest(int x) {
        test(0);
        test(1);
        //:: error: (argument.type.incompatible)
        test(2);
        //:: error: (argument.type.incompatible)
        test(3);
        test(arrayLen2.length - 1);
    }

    int @MinLen(4) [] arrayLen4 = {0, 1, 2, 4, 5};

    void test2(@IndexOrHigh("this.arrayLen4") int i) {
        if (i > 0) {
            int j = arrayLen4[i - 1];
        }
        int j2 = arrayLen4[1];
    }

    void callTest2(int x) {
        test2(0);
        test2(1);
        test2(2);
        test2(4);
        //:: error: (argument.type.incompatible)
        test2(5);
        test2(arrayLen4.length);
    }
}