queryType = QueryType.BOOL;
        } else if (queryBuilder instanceof DisMaxQueryBuilder) {
            queryType = QueryType.DISMAX;
        } else {
            throw new IllegalArgumentException("Unknown query builder: " + queryBuilder);
        }
    }

    /**
     * Adds an inner query builder to the wrapped query.
     * For BoolQueryBuilder, adds as a should clause.

    return new URLClassLoader(ClassPathUtil.getClassPathUrls(), classLoader) {
      @Override
      public Class<?> loadClass(String name) throws ClassNotFoundException {
        if (blocklist.contains(name)) {
          throw new ClassNotFoundException("I'm sorry Dave, I'm afraid I can't do that.");
        }
        if (name.startsWith(concurrentPackage)) {
          Class<?> c = findLoadedClass(name);
          if (c == null) {

          },
          directExecutor());
    } else {
      switch (state.get()) {
        case SUBSUMED:
          throw new IllegalStateException(
              "Cannot call finishToFuture() after deriving another step");

        case WILL_CREATE_VALUE_AND_CLOSER:
          throw new IllegalStateException(
              "Cannot call finishToFuture() after calling finishToValueAndCloser()");

        }
        try {
            return new ByteArrayInputStream(contents.getBytes(encoding));
        } catch (final UnsupportedEncodingException ex) {
            throw new IORuntimeException(ex);
        }
    }

    /**
     * Encodes the value of an attribute.
     *
     * @param s
     *            The attribute value.
     * @return The encoded attribute value.

                }
            }
            // parse a content
            parser.parse(is, handler);

            return handler.getDataMap();
        } catch (final Exception e) {
            throw new CrawlerSystemException("Could not create a data map from XML content.", e);
        }
    }

    private static class DocHandler extends DefaultHandler {

    try {
      return generator.invoke(this, args);
    } catch (InvocationTargetException e) {
      throwIfUnchecked(e.getCause());
      throw new RuntimeException(e.getCause());
    } catch (Exception e) {
      throwIfUnchecked(e);
      throw new RuntimeException(e);
    }
  }

  private final class FreshInvocationHandler extends AbstractInvocationHandler {

    if (collection == null) {
      collection = createCollection(key);
      if (collection.add(value)) {
        totalSize++;
        map.put(key, collection);
        return true;
      } else {
        throw new AssertionError("New Collection violated the Collection spec");
      }
    } else if (collection.add(value)) {
      totalSize++;
      return true;
    } else {
      return false;
    }
  }

    try {
      return generator.invoke(this, args);
    } catch (InvocationTargetException e) {
      throwIfUnchecked(e.getCause());
      throw new RuntimeException(e.getCause());
    } catch (Exception e) {
      throwIfUnchecked(e);
      throw new RuntimeException(e);
    }
  }

  private final class FreshInvocationHandler extends AbstractInvocationHandler {

            throws RepositoryMetadataStoreException {
        try {
            updateRepositoryMetadata(localRepository, remoteRepository);
        } catch (IOException | XMLStreamException e) {
            throw new RepositoryMetadataStoreException("Error updating group repository metadata", e);
        }
    }

    protected void updateRepositoryMetadata(ArtifactRepository localRepository, ArtifactRepository remoteRepository)

            } catch (final Throwable t) {
                if (!ComponentUtil.available()) {
                    throw new ContainerNotAvailableException(t);
                }
                throw t;
            }
        }
    }

    /**
     * Extracts anchor URLs from the given object and converts them to RequestData objects.