// ===================================================================================
    //                                                                           Singleton
    //                                                                           =========
    private static final DuplicateHostDbm _instance = new DuplicateHostDbm();

    private DuplicateHostDbm() {
    }

    }

    private ArtifactResolutionResult collect(ArtifactSpec a) throws ArtifactResolutionException {
        return artifactCollector.collect(
                Collections.singleton(a.artifact),
                projectArtifact.artifact,
                null,
                null,
                null,
                source,
                null,
                Collections.emptyList(),

    public HtmlXpathExtractor htmlXpathExtractor;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("htmlXpathExtractor", HtmlXpathExtractor.class);
        htmlXpathExtractor = container.getComponent("htmlXpathExtractor");
        htmlXpathExtractor.init();
    }

    public void test_getHtml_utf8() {

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.project.artifact;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;

 * limitations under the License.
 */

package com.google.common.collect.testing.google;

import static com.google.common.collect.Maps.immutableEntry;
import static java.util.Collections.singleton;
import static java.util.Collections.unmodifiableList;
import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertTrue;
import static junit.framework.TestCase.fail;

    // ===================================================================================
    //                                                                           Singleton
    //                                                                           =========
    private static final CrawlingInfoDbm _instance = new CrawlingInfoDbm();

    private CrawlingInfoDbm() {
    }

   */
  protected IteratorTester(
      int steps,
      Iterable<? extends IteratorFeature> features,
      Iterable<E> expectedElements,
      KnownOrder knownOrder) {
    super(steps, Collections.<E>singleton(null), features, expectedElements, knownOrder, 0);
  }

  @Override
  protected final Iterable<Stimulus<E, Iterator<E>>> getStimulusValues() {
    return iteratorStimuli();
  }

  }

  @SuppressWarnings("CheckReturnValue") // these calls to skip always return 0
  public void testSkip() throws Exception {
    MultiInputStream multi =
        new MultiInputStream(
            Collections.singleton(
                    new ByteSource() {
                      @Override
                      public InputStream openStream() {
                        return new ByteArrayInputStream(newPreFilledByteArray(0, 50)) {

    // ===================================================================================
    //                                                                           Singleton
    //                                                                           =========
    private static final UserInfoDbm _instance = new UserInfoDbm();

    private UserInfoDbm() {
    }

    // ===================================================================================
    //                                                                           Singleton
    //                                                                           =========
    private static final FavoriteLogDbm _instance = new FavoriteLogDbm();

    private FavoriteLogDbm() {
    }