code: /**
   * boilerpipe
   *
   * Copyright (c) 2009, 2014 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 com.kohlschutter.boilerpipe.labels;
  
  import java.util.Arrays;
  
  import com.kohlschutter.boilerpipe.document.TextBlock;
  
  /**
   * Helps adding labels to {@link TextBlock}s.
   * 
   * @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) + "}";
    }
  }
  