import org.checkerframework.checker.nullness.qual.EnsuresNonNull;
import org.checkerframework.checker.nullness.qual.EnsuresNonNullIf;
import org.checkerframework.checker.nullness.qual.RequiresNonNull;

class Issue2407 {

    @RequiresNonNull("#1")
    void setMessage(String message) {}

    @EnsuresNonNull("1")
    // :: error: (flowexpr.parse.error)
    void method() {}

    @EnsuresNonNullIf(expression = "1", result = true)
    // :: error: (flowexpr.parse.error)
    void method2() {}

    void main() {
        Issue2407 object = new Issue2407();
        // :: error: (contracts.precondition.not.satisfied)
        object.setMessage(new Object() + "bar");
    }
}