redpoll.text.TfIdfWritable.java Source code

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Here is the source code for redpoll.text.TfIdfWritable.java

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/** 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package redpoll.text;

import org.apache.hadoop.io.GenericWritable;
import org.apache.hadoop.io.Writable;

/**
 * Generic Writable class for vector space model.
 * @author Jeremy Chow(coderplay@gmail.com)
 */
public class TfIdfWritable extends GenericWritable {
    private static Class<? extends Writable>[] CLASSES = null;

    static {
        CLASSES = (Class<? extends Writable>[]) new Class[] { redpoll.text.OpenBitSetWritable.class,
                redpoll.text.ElementWritable.class, redpoll.core.WritableSparseVector.class, };
    }

    public TfIdfWritable() {
    }

    public TfIdfWritable(Writable instance) {
        set(instance);
    }

    /* (non-Javadoc)
     * @see org.apache.hadoop.io.GenericWritable#getTypes()
     */
    @Override
    protected Class<? extends Writable>[] getTypes() {
        return CLASSES;
    }

}