/**
     * Creates a copy of this options instance using the given mode.
     *
     * @param mode the mode to overwrite the current mode with
     */
    LockOptions copyWithMode(FileLockManager.LockMode mode);

class DefaultLockOptionsTest extends Specification {
    def "can make copy of options"() {
        def builder = DefaultLockOptions.mode(Exclusive).useCrossVersionImplementation()

        when:
        def copy = builder.copyWithMode(Shared)

        then:
        !copy.is(builder)
        copy.mode == Shared
        copy.useCrossVersionImplementation
    }

        return mode;
    }

    @Override
    public boolean isUseCrossVersionImplementation() {
        return crossVersion;
    }

    @Override
    public LockOptions copyWithMode(FileLockManager.LockMode mode) {
        return new DefaultLockOptions(mode, crossVersion);
    }

    @Override
    public String toString() {
        return "DefaultLockOptions{" +
            "mode=" + mode +

                    fileLock = null;
                    FileLock exclusiveLock = null;
                    try {
                        exclusiveLock = lockManager.lock(lockTarget, lockOptions.copyWithMode(Exclusive), cacheDisplayName);
                    } catch (Exception e) {
                        // acquiring the exclusive lock can fail in the rare case where another process is just doing or has just done the cache initialization