return new RegularImmutableAsList<E>(this, toArray());
    }
  }

  /** If this collection is backed by an array of its elements in insertion order, returns it. */
  Object @Nullable [] internalArray() {
    return null;
  }

  /**
   * If this collection is backed by an array of its elements in insertion order, returns the offset
   * where this collection's elements start.
   */

     */
    boolean get(@Nonnull URI relativeSource, @Nonnull Path target);

    /**
     * GETs the source URI content as byte array. The source MUST BE relative from the {@link RemoteRepository#getUrl()}
     * root.
     *
     * @return the byte array if operation succeeded, {@code null} if source does not exist.
     * @throws RuntimeException If failed (and not due source not exists).
     */
    @Nonnull

    },
    "settings" : {
      "index" : {
        "dbflute" : {
          "data_config" : {
            "properties" : {
              "permissions" : {
                "array" : "true"
              },
              "virtualHosts" : {
                "array" : "true"
              }
            }
          }
        },
        "creation_date" : "1509021051038",
        "number_of_shards" : "5",

        public String fromClassNameToComponentName(String className) {
            if (className == null) {
                return null;
            }
            String[] array = className.split("\\.");
            return array.length > 0 ? decapitalizeName(array[array.length - 1]) : null;
        }

        // Not part of interface
        public String fromComponentNameToClassName(String componentName) {

    },
    "settings" : {
      "index" : {
        "dbflute" : {
          "file_config" : {
            "properties" : {
              "permissions" : {
                "array" : "true"
              },
              "virtualHosts" : {
                "array" : "true"
              }
            }
          }
        },
        "creation_date" : "1509021053464",
        "number_of_shards" : "5",

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api;

import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;

/**
 * Utility class for creating extensible enum implementations.

   * use E... or E[] as a parameter type, but this doesn't seem to work because Java creates an
   * array of the erased type.
   */
  T create(Object... elements);

  /**
   * Helper method to create an array of the appropriate type used by this generator. The returned
   * array will contain only nulls.
   */
  E[] createArray(int length);

  /**

    @SuppressWarnings("unchecked")
    Entry<String, String>[] array = (Entry<String, String>[]) new Entry<?, ?>[entries.length];
    int i = 0;
    for (Object o : entries) {
      @SuppressWarnings("unchecked")
      Entry<String, String> e = (Entry<String, String>) o;
      array[i++] = e;
    }
    return create(array);
  }

    @SuppressWarnings("unchecked")
    Entry<String, String>[] array = (Entry<String, String>[]) new Entry<?, ?>[entries.length];
    int i = 0;
    for (Object o : entries) {
      @SuppressWarnings("unchecked")
      Entry<String, String> e = (Entry<String, String>) o;
      array[i++] = e;
    }
    return create(array);
  }

    @SuppressWarnings("unchecked")
    Entry<String, String>[] array = (Entry<String, String>[]) new Entry<?, ?>[entries.length];
    int i = 0;
    for (Object o : entries) {
      @SuppressWarnings("unchecked")
      Entry<String, String> e = (Entry<String, String>) o;
      array[i++] = e;
    }
    return create(array);
  }