synchronized (messagesLock) {
            if (messages == null) {
                this.messages = null;
            } else if (messages instanceof CopyOnWriteArrayList) {
                this.messages = messages;
            } else {
                this.messages = new CopyOnWriteArrayList<>(messages);
            }
        }
    }

    /**
     * Adds a message to this session and updates the last accessed timestamp.

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api.cli.logging;

import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicReference;

import org.apache.maven.api.cli.Logger;

import static java.util.Objects.requireNonNull;

/**

import io.gitlab.arturbosch.detekt.Detekt
import org.gradle.tooling.events.task.TaskFailureResult
import org.gradle.tooling.events.task.TaskOperationResult
import java.io.Serializable
import java.util.concurrent.CopyOnWriteArrayList

/**
 * Register a build service that monitors compilation tasks and code quality tasks (Checkstyle/CodeNarc/detekt)
 * and reports them as TeamCity build problems.
 */

      Collection<Integer> initialContents, Iterable<ListFrobber> actionsToPerformConcurrently) {
    InvocationHandler invocationHandler =
        new InvocationHandler() {
          final CopyOnWriteArrayList<Integer> delegate =
              new CopyOnWriteArrayList<>(initialContents);

          final Method getAllStatesMethod =
              getOnlyElement(asList(ConcurrentlyMutatedList.class.getDeclaredMethods()));

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.connection

import java.io.IOException
import java.util.concurrent.CopyOnWriteArrayList
import java.util.concurrent.LinkedBlockingDeque
import java.util.concurrent.TimeUnit
import okhttp3.internal.concurrent.Task
import okhttp3.internal.concurrent.TaskRunner

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

import java.util.Collections;
import java.util.IdentityHashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CopyOnWriteArrayList;

import org.apache.maven.project.DependencyResolutionResult;
import org.apache.maven.project.MavenProject;

public class DefaultMavenExecutionResult implements MavenExecutionResult {

 * limitations under the License.
 */
package mockwebserver3.junit5

import assertk.assertThat
import assertk.assertions.isFalse
import assertk.assertions.isTrue
import java.util.concurrent.CopyOnWriteArrayList
import mockwebserver3.Dispatcher
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.RecordedRequest
import org.junit.jupiter.api.Test