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

import java.util.List;
import java.util.Map;
import java.util.Optional;

import org.apache.maven.api.Service;
import org.apache.maven.api.Session;
import org.apache.maven.api.Toolchain;
import org.apache.maven.api.annotations.Experimental;

     * prefixes and setting whether the {@link PrefixedValueSourceWrapper} allows
     * unprefixed expressions.
     * @param possiblePrefixes The possible prefixes.
     * @param root The root of the graph.
     * @param allowUnprefixedExpressions if we allow undefined expressions or not.
     */

  public void testValues() {
    List<V> expected = Lists.newArrayList();
    for (Entry<K, V> entry : getSampleElements()) {
      expected.add(entry.getValue());
    }
    assertEqualIgnoringOrder(expected, multimap().values());
  }

  @CollectionFeature.Require(KNOWN_ORDER)
  public void testValuesInOrder() {
    List<V> expected = Lists.newArrayList();
    for (Entry<K, V> entry : getOrderedElements()) {

    SampleElements<E> samples = samples();
    List<E> allSampleElements =
        asList(samples.e0(), samples.e1(), samples.e2(), samples.e3(), samples.e4());
    return new ArrayList<>(allSampleElements.subList(0, howMany));
  }

  @Override
  public CollectionSize getCollectionSize() {
    return collectionSize;
  }

  @Override
  public Iterable<E> order(List<E> insertionOrder) {

   * @param throwable the non-null {@code Throwable} to extract causes from
   * @return an unmodifiable list containing the cause chain starting with {@code throwable}
   * @throws IllegalArgumentException if there is a loop in the causal chain
   */
  public static List<Throwable> getCausalChain(Throwable throwable) {
    checkNotNull(throwable);
    List<Throwable> causes = new ArrayList<>(4);
    causes.add(throwable);

All of these can be accessed via Prometheus dashboard. A sample list of exposed metrics along with their definition is available on our public demo server at

```sh
curl https://play.min.io/minio/v2/metrics/cluster
```

### List of metrics reported Cluster and Bucket level

[The list of metrics reported can be here](https://github.com/minio/minio/blob/master/docs/metrics/prometheus/list.md)

### Configure Alerts for Prometheus

}

// ServeHTTP - implements http.Handler interface.
//
// When the `list` query parameter is provided (its value is ignored), the
// server lists all metrics that could be returned for the requested path.
//
// The (repeatable) `buckets` query parameter is a list of bucket names (or it
// could be a comma separated value) to return metrics with a bucket label.

     *
     * @param array
     *            {@literal CharSequence}の配列
     * @return {@literal String}の{@literal List}
     */
    protected static List<String> toStringList(final CharSequence[] array) {
        final List<String> list = newArrayList(array.length);
        for (final CharSequence element : array) {
            list.add(element.toString());
        }

        validateApi(body, messages -> {});
        final SchedulerPager pager = copyBeanToNewBean(body, SchedulerPager.class);
        final List<ScheduledJob> list = scheduledJobService.getScheduledJobList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))

        validateApi(body, messages -> {});
        final WebConfigPager pager = copyBeanToNewBean(body, WebConfigPager.class);
        final List<WebConfig> list = webConfigService.getWebConfigList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))