/*
 * Ivory: A Hadoop toolkit for web-scale information retrieval
 *
 * Licensed 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 ivory.smrf.model;

/**
 * A term node in a MRF.
 *
 * @author Don Metzler
 */
public class TermNode extends GraphNode {
  private String term = null;

  /**
   * Creates a {@code TermNode} for a particular term.
   */
  public TermNode(String term) {
    this.term = term;
  }

  /**
   * Returns the term associated with this node.
   */
  public String getTerm() {
    return term;
  }

  /**
   * Sets the term associated with this node.
   */
  public void setTerm(String term) {
    this.term = term;
  }

  /**
   * Clones this node.
   */
  public TermNode clone() {
    return new TermNode(term);
  }

  @Override
  public Type getType() {
    return Type.TERM;
  }

  @Override
  public String toString() {
    return "<node type=\"Term\" term=\"" + term + "\" />\n";
  }
}