UnionTypeBug.java

// Test case for Issue 384:
// https://github.com/typetools/checker-framework/issues/384

// TODO: no longer crashes, but still need to ensure annotations
// are stored correctly.

import org.checkerframework.checker.guieffect.qual.PolyUIType;
import org.checkerframework.checker.nullness.qual.NonNull;

abstract class UnionTypeBug {

    void method() {
        try {

            badBoy();

        } catch (@NonNull InnerException1 | @NonNull InnerException2 e) {

        } catch (@NonNull InnerException3 | @NonNull InnerException4 e) {

        }
    }

    abstract void badBoy()
            throws InnerException1, InnerException2, InnerException3, InnerException4;

    @PolyUIType
    class InnerException1 extends Exception {}

    @PolyUIType
    class InnerException2 extends Exception {}

    @PolyUIType
    class InnerException3 extends Exception {}

    @PolyUIType
    class InnerException4 extends Exception {}
}