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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements. See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership. The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.commons.rdf.api;
19  
20  /**
21   * This interface represents the {@link RDFTerm}s that may be used in the
22   * subject position of an RDF-1.1 {@link Triple} as well as the graph name
23   * position of a {@link Quad}.
24   * <p>
25   * Instances of BlankNodeOrIRI SHOULD be a {@link BlankNode} or an {@link IRI}.
26   */
27  public interface BlankNodeOrIRI extends RDFTerm {
28  }