for (Path path : (Iterable<Path>) paths::iterator) {
                        Files.delete(path);
                    }
                }
                try {
                    Files.delete(artifactPath);
                    Files.delete(artifactPath.getParent());
                    Files.delete(artifactPath.getParent().getParent());
                } catch (DirectoryNotEmptyException e) {

            if (file.exists()) {
                if (file.isDirectory()) {
                    FileUtils.deleteDirectory(file);
                } else {
                    file.delete();
                }
            }

            it.remove();
        }

        warnAboutCleanup = false;
    }

            File[] psOutputs = rootProjectDir.listFiles((__, name) -> name.endsWith(".psoutput") || name.endsWith(".threaddump"));
            if (psOutputs != null) {
                Stream.of(psOutputs).forEach(File::delete);
            }
        }
    }

    static void pkill(String pid) {
        ExecResult execResult = run(isWindows() ? new String[]{"taskkill.exe", "/F", "/T", "/PID", pid} : new String[]{"kill", "-9", pid});

    String INDEXER_DATA_MAX_DOCUMENT_REQUEST_SIZE = "indexer.data.max.document.request.size";

    /** The key of the configuration. e.g. 100 */
    String INDEXER_DATA_MAX_DELETE_CACHE_SIZE = "indexer.data.max.delete.cache.size";

    /** The key of the configuration. e.g. 10 */
    String INDEXER_DATA_MAX_REDIRECT_COUNT = "indexer.data.max.redirect.count";

        if (metadataFile.length() == 0) {
            if (!metadataFile.delete()) {
                // sleep for 10ms just in case this is windows holding a file lock
                try {
                    Thread.sleep(10);
                } catch (InterruptedException e) {
                    // ignore
                }
                metadataFile.delete(); // if this fails, forget about it, we'll try to overwrite it anyway so no need

        File artifactFile = new File(repository.getBasedir(), path);

        if (artifactFile.exists()) {
            if (!artifactFile.delete()) {
                throw new IOException("Failure while attempting to delete artifact " + artifactFile);
            }
        }
    }

    protected DefaultRepositorySystemSession initRepoSession() throws Exception {

    setSucceeds(lastEntry, entryIndex);
    setSucceeds(entryIndex, ENDPOINT);
  }

  @Override
  void accessEntry(int index) {
    if (accessOrder) {
      // delete from previous position...
      setSucceeds(getPredecessor(index), getSuccessor(index));
      // ...and insert at the end.
      setSucceeds(lastEntry, index);
      setSucceeds(index, ENDPOINT);

    // non-hacky way (i.e. using String value class names- "[L...")?
    return Array.newInstance(componentType, 0).getClass();
  }

  // TODO(benyu): Once behavior is the same for all Java versions we support, delete this.
  enum JavaVersion {
    JAVA6 {
      @Override
      GenericArrayType newArrayType(Type componentType) {
        return new GenericArrayTypeImpl(componentType);
      }

      @Override

            if (client.existsIndex(index)) {
                if (client.deleteIndex(index)) {
                    logger.warn("Deleted {}.", index);
                } else {
                    logger.warn("Failed to delete {}.", index);
                }
            } else if (logger.isDebugEnabled()) {
                logger.debug("{} does not exist.", index);
            }
        }
    }

   *
   * <p>The returned iterable's iterator supports {@code remove()} if the iterator of the underlying
   * iterable supports it. Note that it is <i>not</i> possible to delete the last skipped element by
   * immediately calling {@code remove()} on that iterator, as the {@code Iterator} contract states
   * that a call to {@code remove()} before a call to {@code next()} will throw an {@link