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/**
 * boilerpipe
 *
 * Copyright (c) 2009, 2010 Christian Kohlschütter
 *
 * The author 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 de.l3s.boilerpipe.labels;

import java.util.Arrays;

import de.l3s.boilerpipe.document.TextBlock;

/**
 * Helps adding labels to {@link TextBlock}s.
 * 
 * @author Christian Kohlschütter
 * @see ConditionalLabelAction
 */
public class LabelAction {
    protected final String[] labels;
    
    public LabelAction(String... labels) {
        this.labels = labels;
    }
    
    public void addTo(final TextBlock tb) {
        addLabelsTo(tb);
    }
    
    protected final void addLabelsTo(final TextBlock tb) {
        tb.addLabels(labels);
    }
    
    public String toString() {
    	return super.toString()+"{"+Arrays.asList(labels)+"}";
    }
}