return "foo".subSequence(start, end);
    }

    @Override
    public String toString() {
      throw new AssertionFailedError("shouldn't be invoked");
    }
  }

  @GwtIncompatible // StringBuilder.append in GWT invokes Object.toString(), unlike the JRE version.
  public void testDontConvertCharSequenceToString() {

import org.apache.maven.api.cli.Invoker;
import org.apache.maven.api.cli.ParserException;
import org.apache.maven.api.cli.mvn.MavenInvokerRequest;
import org.apache.maven.api.cli.mvn.MavenOptions;
import org.apache.maven.cling.invoker.ProtoLogger;
import org.apache.maven.cling.invoker.ProtoLookup;
import org.apache.maven.cling.invoker.mvn.DefaultMavenParser;
import org.apache.maven.cling.invoker.mvn.local.DefaultLocalMavenInvoker;

 * under the License.
 */
package org.apache.maven.cling.invoker.mvn.local;

import org.apache.maven.api.cli.mvn.MavenInvokerRequest;
import org.apache.maven.api.cli.mvn.MavenOptions;
import org.apache.maven.api.cli.mvn.local.LocalMavenInvoker;
import org.apache.maven.cling.invoker.ProtoLookup;
import org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker;

public class DefaultLocalMavenInvoker

 */
package org.apache.maven.cling.invoker;

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.cli.InvokerException;
import org.apache.maven.api.cli.InvokerRequest;
import org.apache.maven.api.cli.Options;

/**
 * Container capsule factory.
 *
 * @param <O> the options type
 * @param <R> the invoker request type
 * @param <C> the invoker context type
 */

import org.apache.maven.api.cli.Invoker;
import org.apache.maven.api.cli.ParserException;
import org.apache.maven.api.cli.ParserRequest;
import org.apache.maven.api.cli.mvnenc.EncryptInvokerRequest;
import org.apache.maven.api.cli.mvnenc.EncryptOptions;
import org.apache.maven.cling.invoker.ProtoLogger;
import org.apache.maven.cling.invoker.ProtoLookup;
import org.apache.maven.cling.invoker.mvnenc.DefaultEncryptInvoker;

import org.apache.maven.api.cli.mvnenc.EncryptOptions;
import org.apache.maven.cli.CLIReportingUtils;
import org.apache.maven.cling.invoker.LookupInvoker;
import org.apache.maven.cling.invoker.ProtoLookup;
import org.jline.consoleui.prompt.ConsolePrompt;
import org.jline.reader.LineReader;
import org.jline.reader.LineReaderBuilder;
import org.jline.reader.UserInterruptException;
import org.jline.terminal.Terminal;

   * Future} fails with the given {@code exceptionType}, from the result provided by the {@code
   * fallback}. {@link Function#apply} is not invoked until the primary input has failed, so if the
   * primary input succeeds, it is never invoked. If, during the invocation of {@code fallback}, an
   * exception is thrown, this exception is used as the result of the output {@code Future}.
   *
   * <p>Usage example:

   * @since 28.0
   */
  default <T> T newProxy(T target, Class<T> interfaceType, Duration timeout) {
    return newProxy(target, interfaceType, toNanosSaturated(timeout), TimeUnit.NANOSECONDS);
  }

  /**
   * Invokes a specified Callable, timing out after the specified time limit. If the target method
   * call finishes before the limit is reached, the return value or a wrapped exception is

   *
   * <p>Cancellation does not propagate from the output future to a callable that has begun to
   * execute, but if the output future is cancelled before {@link Callable#call()} is invoked,
   * {@link Callable#call()} will not be invoked.
   */
  public <T extends @Nullable Object> ListenableFuture<T> submit(
      Callable<T> callable, Executor executor) {
    checkNotNull(callable);
    checkNotNull(executor);

 */
package org.apache.maven.cling.invoker.mvnenc.goals;

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

import org.apache.maven.api.services.MessageBuilderFactory;
import org.apache.maven.cling.invoker.mvnenc.DefaultEncryptInvoker;
import org.codehaus.plexus.components.secdispatcher.SecDispatcher;

import static org.apache.maven.cling.invoker.mvnenc.DefaultEncryptInvoker.OK;

/**