*/
      /*
       * A CopyOnWriteArraySet<WeakReference> is faster than a newSetFromMap of a MapMaker map with
       * weakKeys() and concurrencyLevel(1), even up to at least 12 cached exception types.
       */
      private static final Set<WeakReference<Class<? extends Exception>>> validClasses =
          new CopyOnWriteArraySet<>();

      @Override

     * @param clazz The class.
     */
    ClassMap(Class<?> clazz) {
        this.clazz = clazz;
        populateMethodCache();
    }

    /**
     * @return the class object whose methods are cached by this map.
     */
    Class<?> getCachedClass() {
        return clazz;
    }

    /**
     * <p>Find a Method using the methodKey provided.</p>
     * <p>Look in the methodMap for an entry. If found,

// Instances should be treated idempotent and not change once created.
type JSONPath struct {
	BaseKey  *Identifier        `parser:" @@"`
	PathExpr []*JSONPathElement `parser:"(@@)*"`

	// Cached values:
	pathString         string
	strippedTableAlias string
	strippedPathExpr   []*JSONPathElement
}

// AliasedExpression is an expression that can be optionally named
type AliasedExpression struct {

  /** The full domain name, converted to lower case. */
  private final String name;

  /** The parts of the domain name, converted to lower case. */
  private final ImmutableList<String> parts;

  /**
   * Cached value of #publicSuffixIndex(). Do not use directly.
   *
   * <p>Since this field isn't {@code volatile}, if an instance of this class is shared across

    /**
     * Gets the list of plugin upgrades to apply.
     */
    public static List<PluginUpgrade> getPluginUpgrades() {
        return PLUGIN_UPGRADES;
    }

    /**
     * Gets or creates the cached Maven 4 session.
     */
    private Session getSession() {
        if (session == null) {
            session = createMaven4Session();
        }
        return session;
    }

    /**

    /**
     * Field location.
     */
    private InputLocation location;

    /**
     * Field importedFrom.
     */
    private InputLocation importedFrom;

    /**
     * Cached hashCode for performance.
     */
    private volatile int hashCode = 0;

    // ----------------/
    // - Constructors -/
    // ----------------/

    /**

  /**
   * Returns the escaped form of a given literal string.
   *
   * <p>If you are escaping input in arbitrary successive chunks, then it is not generally safe to
   * use this method. If an input string ends with an unmatched high surrogate character, then this
   * method will throw {@link IllegalArgumentException}. You should ensure your input is valid <a
   * href="http://en.wikipedia.org/wiki/UTF-16">UTF-16</a> before calling this method.
   *

 *
 * ### The response body must be closed.
 *
 * Each response body is backed by a limited resource like a socket (live network responses) or
 * an open file (for cached responses). Failing to close the response body will leak resources and
 * may ultimately cause the application to slow down or crash.
 *
 * Both this class and [Response] implement [Closeable]. Closing a response simply

        File f2 = getTestFile("src/test/resources/projects/grandchild-check/child/grandchild/pom.xml");

        getProject(f1);

        // it's the building of the grandchild project, having already cached the child project
        // (but not the parent project), which causes the problem.
        getProject(f2);
    }

    @Disabled("Maven 4 does not allow duplicate plugin declarations")
    @Test

                propertyMap.put(name, property);
            }
        }

        while (parser.getEventType() == XmlPullParser.START_TAG) {
            // update properties inside the bean, guided by the cached property map
            final BeanProperty<Object> property = propertyMap.get(Roles.camelizeName(parser.getName()));
            if (property != null) {
                property.set(bean, parse(parser, property.getType()));