// Default constructor
    }

    private static final Logger logger = LogManager.getLogger(CrawlingConfigHelper.class);

    /**
     * Map storing crawling configurations by session ID.
     */
    protected final Map<String, CrawlingConfig> crawlingConfigMap = new ConcurrentHashMap<>();

    /**
     * Counter for generating unique session identifiers.
     */
    protected int count = 1;

    return columnMap().keySet();
  }

  /**
   * {@inheritDoc}
   *
   * <p>The value {@code Map<R, V>} instances in the returned map are {@link ImmutableMap} instances
   * as well.
   */
  @Override
  public abstract ImmutableMap<C, Map<R, V>> columnMap();

  /**
   * {@inheritDoc}
   *
   * @throws NullPointerException if {@code rowKey} is {@code null}
   */

			return nil, errAuthentication
		}
	}

	copts := map[string]string{
		"AccessKey": ui.Credentials.AccessKey,
		"SecretKey": ui.Credentials.SecretKey,
	}
	if ui.Credentials.IsTemp() {
		copts["SessionToken"] = ui.Credentials.SessionToken
	}

	return &ssh.Permissions{
		CriticalOptions: copts,
		Extensions:      make(map[string]string),
	}, nil
}

import com.google.common.collect.testing.testers.SetCreationTester;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code BiMap}
 * implementation.
 *
 * @author Louis Wasserman

 * under the License.
 */
package org.apache.maven.profiles;

import javax.inject.Inject;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;

import org.apache.maven.model.Activation;
import org.apache.maven.model.Profile;
import org.apache.maven.model.building.ModelProblem;

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

import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.Collections;
import java.util.List;
import java.util.Map;

import org.apache.maven.building.Problem;
import org.apache.maven.building.ProblemCollector;
import org.apache.maven.building.ProblemCollectorFactory;
import org.apache.maven.building.Source;

 * prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class DefaultPluginDescriptorCache implements PluginDescriptorCache {

    private Map<Key, PluginDescriptor> descriptors = new ConcurrentHashMap<>(128);
    private Map<Key, Key> keys = new ConcurrentHashMap<>();

    @Override
    public void flush() {
        descriptors.clear();
    }

    @Override

 * @since 20.0
 */
@Beta
public interface MutableNetwork<N, E> extends Network<N, E> {

  /**
   * Adds {@code node} if it is not already present.
   *
   * <p><b>Nodes must be unique</b>, just as {@code Map} keys must be. They must also be non-null.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean addNode(N node);

  /**

import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.lang.reflect.TypeVariable;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.Collection;
import java.util.Map;

import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.ParameterizedClassDesc;
import org.codelibs.core.beans.PropertyDesc;
import org.codelibs.core.beans.factory.ParameterizedClassDescFactory;

    /**
     * The maximum age of the role information in seconds.
     */
    protected long maxAge = 30 * 60; // sec

    /**
     * A map of cookie names to role names.
     */
    protected Map<String, String> cookieNameMap;

    /**
     * A list of default roles.
     */
    protected final List<String> defaultRoleList = new ArrayList<>();

    /**