assertEquals(pair.forward, copy.forward);
    assertEquals(pair.backward, copy.backward);
    assertSame(copy.backward, copy.forward.inverse());
    assertSame(copy.forward, copy.backward.inverse());
  }

  private static class BiMapPair<K, V> implements Serializable {
    final BiMap<K, V> forward;
    final BiMap<V, K> backward;

    BiMapPair(BiMap<K, V> original) {
      this.forward = original;

          public Integer apply(String input) {
            return Integer.parseInt(input);
          }
        };
    Function<Object, String> backward = toStringFunction();

    Converter<String, Number> converter = Converter.<String, Number>from(forward, backward);

    assertNull(converter.convert(null));
    assertNull(converter.reverse().convert(null));

    assertEquals((Integer) 5, converter.convert("5"));

        .containsExactly(Country.CANADA, Country.SWITZERLAND, Country.CHILE)
        .inOrder();
    // backward map ordered by country
    assertThat(bimap.inverse().keySet())
        .containsExactly(Country.CANADA, Country.CHILE, Country.SWITZERLAND)
        .inOrder();
    // backward map ordered by country (even for currency values)
    assertThat(bimap.inverse().values())

      options:
        - label: "Has this idea, or one like it, been proposed before?"
        - label: "Does this affect error handling?"
        - label: "Is this about generics?"
        - label: "Is this change backward compatible? Breaking the Go 1 compatibility guarantee is a large cost and requires a large benefit"

  - type: textarea
    id: related-proposals
    attributes:

            }
        }

        RemoteRepository remoteRepo = RepositoryUtils.toRepo(deploymentRepository);
        /*
         * NOTE: This provides backward-compat with maven-deploy-plugin:2.4 which bypasses the repository factory when
         * using an alternative deployment location.
         */
        if (deploymentRepository instanceof DefaultArtifactRepository

	}
}

// TLSCiphersBackwardCompatible returns a list of supported
// TLS transport cipher suite IDs.
//
// In contrast to TLSCiphers, the list contains additional
// ciphers for backward compatibility. In particular, AES-CBC
// and non-ECDHE ciphers.
func TLSCiphersBackwardCompatible() []uint16 {
	if Enabled {
		return []uint16{
			tls.TLS_AES_128_GCM_SHA256, // TLS 1.3
			tls.TLS_AES_256_GCM_SHA384,

        public boolean isCache() {
            for (final String value : values) {
                if ("cache".equalsIgnoreCase(value)) {
                    return true;
                }
            }
            // backward compatibility
            if (values.length == 1 && Constants.TRUE.equalsIgnoreCase(values[0])) {
                return true;
            }
            return false;
        }

        public boolean isOverwrite() {

import org.apache.maven.bridge.MavenRepositorySystem;
import org.apache.maven.plugin.LegacySupport;
import org.apache.maven.project.ProjectBuilder;

/**
 * This realizes the metadata source via the default hint to provide backward-compat with Maven 2.x whose Plexus version
 * registered component descriptors twice: once keyed by role+roleHint and once keyed by role only. This effectively

 *
 */
@Deprecated
public interface WagonManager extends org.apache.maven.repository.legacy.WagonManager {
    /**
     * this method is only here for backward compat (project-info-reports:dependencies)
     * the default implementation will return an empty AuthenticationInfo
     *
     * @param id an id
     * @return corresponding authentication info
     */

		// request next fill to be prepared
		if s.end == maxInt {
			s.fillReq <- struct{}{}
		}
	}

	s.pos++
	return s.buf[s.ipos]
}

// back undoes a previous call to next(), moving backward one byte in the internal buffer.
// as we only guarantee a lookback buffer size of one, any subsequent calls to back()
// before calling next() may panic
func (s *scanner) back() {
	if s.ipos <= 0 {