boolean (@Nullable CompileContext context, CompilationRound round, BuildRootDescriptor rd, File file) { FilesDelta delta = getRoundDelta(round == CompilationRound.NEXT? NEXT_ROUND_DELTA_KEY : CURRENT_ROUND_DELTA_KEY, context); if (delta == null) { delta = getDelta(rd.getTarget()); } return delta.isMarkedRecompile(rd, file); }