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JythonEdgeValueFactory xref
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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.giraph.jython.factories;
19  
20  import org.apache.giraph.factories.EdgeValueFactory;
21  import org.apache.giraph.jython.JythonOptions;
22  import org.apache.hadoop.io.Writable;
23  
24  /**
25   * {@link org.apache.giraph.factories.EdgeValueFactory} that creates edge
26   * values which are Jython classes.
27   *
28   * @param <E> Edge Value
29   */
30  public class JythonEdgeValueFactory<E extends Writable>
31      extends JythonFactoryBase<E> implements EdgeValueFactory<E> {
32    @Override
33    public JythonOptions.JythonGraphTypeOptions getOptions() {
34      return JythonOptions.JYTHON_EDGE_VALUE;
35    }
36  
37    @Override
38    public E newInstance() {
39      return (E) newJythonClassInstance();
40    }
41  }