import java.util.LinkedList;
import java.util.List;
+import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.tracecompass.internal.lttng2.kernel.core.event.matching.TcpEventMatching;
import org.eclipse.tracecompass.internal.lttng2.kernel.core.event.matching.TcpLttngEventMatching;
import org.eclipse.tracecompass.testtraces.ctf.CtfTestTrace;
CtfTmfTrace trace1 = CtfTmfTestTraceUtils.getTrace(CtfTestTrace.SYNC_SRC);
CtfTmfTrace trace2 = CtfTmfTestTraceUtils.getTrace(CtfTestTrace.SYNC_DEST);
- List<ITmfTrace> tracearr = new LinkedList<>();
+ List<@NonNull ITmfTrace> tracearr = new LinkedList<>();
tracearr.add(trace1);
tracearr.add(trace2);