import java.util.Map;
import java.util.Set;
-import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.tracecompass.internal.statesystem.core.backend.historytree.HistoryTreeBackend;
import org.eclipse.tracecompass.statesystem.core.backend.IStateHistoryBackend;
import org.junit.After;
public class HistoryTreeBackendTest extends StateHistoryBackendTestBase {
/** State system ID */
- protected static final @NonNull String SSID = "test";
+ protected static final String SSID = "test";
/** Provider version */
protected static final int PROVIDER_VERSION = 0;