145                     if (lastClass == null) {
 146                         errors.add(new Error(phase + ": failed during preload"
 147                                 + " with classStart = " + classStart));
 148                         // skip one class
 149                         ++classStart;
 150                     } else {
 151                         errors.add(new Error(phase + ": failed during"
 152                                 + " compilation of class #" + lastClass.second
 153                                 + " : " + lastClass.first));
 154                         // continue with the next class
 155                         classStart = lastClass.second + 1;
 156                     }
 157                 }
 158             } catch (Exception e) {
 159                 throw new Error("failed to run from " + classStart, e);
 160             }
 161         }
 162     }
 163 
 164     private long classCount() {
 165         return PathHandler.create(targetPath.toString(), Runnable::run)
 166                 .classCount();




 167     }
 168 
 169     private Pair<String, Long> getLastClass(Path errFile) {
 170         try (BufferedReader reader = Files.newBufferedReader(errFile)) {
 171             String line = reader.lines()
 172                     .filter(IS_CLASS_LINE)
 173                     .reduce((a, b) -> b)
 174                     .orElse(null);
 175             if (line != null) {
 176                 int open = line.indexOf('[') + 1;
 177                 int close = line.indexOf(']');
 178                 long index = Long.parseLong(line.substring(open, close));
 179                 String name = line.substring(close + 1).trim().replace('.', '/');
 180                 return new Pair<>(name, index);
 181             }
 182         } catch (IOException ioe) {
 183             throw new Error("can not read " + errFile + " : "
 184                     + ioe.getMessage(), ioe);
 185         }
 186         return null;

 145                     if (lastClass == null) {
 146                         errors.add(new Error(phase + ": failed during preload"
 147                                 + " with classStart = " + classStart));
 148                         // skip one class
 149                         ++classStart;
 150                     } else {
 151                         errors.add(new Error(phase + ": failed during"
 152                                 + " compilation of class #" + lastClass.second
 153                                 + " : " + lastClass.first));
 154                         // continue with the next class
 155                         classStart = lastClass.second + 1;
 156                     }
 157                 }
 158             } catch (Exception e) {
 159                 throw new Error("failed to run from " + classStart, e);
 160             }
 161         }
 162     }
 163 
 164     private long classCount() {
 165         List<PathHandler> phs = PathHandler.create(targetPath.toString());
 166         long result = phs.stream()
 167                          .mapToLong(PathHandler::classCount)
 168                          .sum();
 169         phs.forEach(PathHandler::close);
 170         return result;
 171     }
 172 
 173     private Pair<String, Long> getLastClass(Path errFile) {
 174         try (BufferedReader reader = Files.newBufferedReader(errFile)) {
 175             String line = reader.lines()
 176                     .filter(IS_CLASS_LINE)
 177                     .reduce((a, b) -> b)
 178                     .orElse(null);
 179             if (line != null) {
 180                 int open = line.indexOf('[') + 1;
 181                 int close = line.indexOf(']');
 182                 long index = Long.parseLong(line.substring(open, close));
 183                 String name = line.substring(close + 1).trim().replace('.', '/');
 184                 return new Pair<>(name, index);
 185             }
 186         } catch (IOException ioe) {
 187             throw new Error("can not read " + errFile + " : "
 188                     + ioe.getMessage(), ioe);
 189         }
 190         return null;