}
		}
	}
	return nil
}

// IsEmpty returns true if Filter is not specified in the XML
func (f Filter) IsEmpty() bool {
	return !f.set
}

// Validate - validates the filter element
func (f Filter) Validate() error {
	if f.IsEmpty() {
		return errXMLNotWellFormed
	}
	// A Filter must have exactly one of Prefix, Tag,
	// ObjectSize{LessThan,GreaterThan} or And specified.

    return rowKeyToIndex.containsKey(rowKey);
  }

  @Override
  public boolean containsValue(@CheckForNull Object value) {
    for (@Nullable V[] row : array) {
      for (V element : row) {
        if (Objects.equal(value, element)) {
          return true;
        }
      }
    }
    return false;
  }

  @Override
  @CheckForNull

public abstract class ImmutableTable<R, C, V> extends AbstractTable<R, C, V>
    implements Serializable {

  /**
   * Returns a {@code Collector} that accumulates elements into an {@code ImmutableTable}. Each
   * input element is mapped to one cell in the returned table, with the rows, columns, and values
   * generated by applying the specified functions.
   *

                        type: string
                      description: matchLabels is a map of {key,value} pairs. A single
                        {key,value} in the matchLabels map is equivalent to an element
                        of matchExpressions, whose key field is "key", the operator
                        is "In", and the values array contains only "value". The requirements
                        are ANDed.

org.checkerframework.framework.type.visitor
org.checkerframework.framework.util
org.checkerframework.framework.util.defaults
org.checkerframework.framework.util.dependenttypes
org.checkerframework.framework.util.element
org.checkerframework.framework.util.typeinference
org.checkerframework.framework.util.typeinference.constraint
org.checkerframework.framework.util.typeinference.solver
org.checkerframework.javacutil

    @Override
    public boolean contains(@CheckForNull Object object) {
      return containsKey(object);
    }

    @Override
    public int count(@CheckForNull Object element) {
      Collection<V> values = map.get(element);
      return (values == null) ? 0 : values.size();
    }

    @Override
    public ImmutableSet<K> elementSet() {
      return keySet();
    }

    @Override

      label: (Optional) What would the method signatures for your feature look like?
      placeholder: |
        e.g.,
        public static <E> ImmutableList<E> of();
        public static <E> ImmutableList<E> of(E element);
        public static <E> ImmutableList<E> of(E e1, E e2);
        ...
      render: java
    validations:
      required: false

  - type: markdown
    attributes:
      value: >

     * The head of returned list is result of {@link Project#getArtifacts()} method, so same applies here: the list can have
     * minimum of one element. The maximum number of elements is in turn dependent on build configuration and lifecycle
     * phase when this method was invoked (i.e. is javadoc jar built and attached, is sources jar built attached, are

- Open the `<IS_HOME>/repository/conf/identity/identity.xml` file and uncomment the following entry under `<OAuth>` element.

```
<IdentityOAuthTokenGenerator>org.wso2.carbon.identity.oauth2.token.JWTTokenIssuer</IdentityOAuthTokenGenerator>
```

- Restart the server.

  private static <E extends Comparable<? super E>> SortedSet<E> nullCheckedTreeSet(E[] elements) {
    SortedSet<E> set = newTreeSet();
    for (E element : elements) {
      // Explicit null check because TreeSet wrongly accepts add(null) when empty.
      set.add(checkNotNull(element));
    }
    return set;
  }

  public static class ContiguousSetGenerator extends AbstractContiguousSetGenerator {
    @Override