org.apache.lucene.analysis.tokenattributes.KeywordAttributeImpl.java Source code

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Here is the source code for org.apache.lucene.analysis.tokenattributes.KeywordAttributeImpl.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 org.apache.lucene.analysis.tokenattributes;

import org.apache.lucene.util.AttributeImpl;
import org.apache.lucene.util.AttributeReflector;

/** Default implementation of {@link KeywordAttribute}. */
public final class KeywordAttributeImpl extends AttributeImpl implements KeywordAttribute {
    private boolean keyword;

    /** Initialize this attribute with the keyword value as false. */
    public KeywordAttributeImpl() {
    }

    @Override
    public void clear() {
        keyword = false;
    }

    @Override
    public void copyTo(AttributeImpl target) {
        KeywordAttribute attr = (KeywordAttribute) target;
        attr.setKeyword(keyword);
    }

    @Override
    public int hashCode() {
        return keyword ? 31 : 37;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (getClass() != obj.getClass())
            return false;
        final KeywordAttributeImpl other = (KeywordAttributeImpl) obj;
        return keyword == other.keyword;
    }

    @Override
    public boolean isKeyword() {
        return keyword;
    }

    @Override
    public void setKeyword(boolean isKeyword) {
        keyword = isKeyword;
    }

    @Override
    public void reflectWith(AttributeReflector reflector) {
        reflector.reflect(KeywordAttribute.class, "keyword", keyword);
    }
}