TexaiSamplePhrase.java from Texai at Krugle

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/*
 * TexaiSamplePhrase.java
 *
 * Created on February 28, 2007, 8:43 PM
 *
 * Description: Provides domain entities that contain sample phrases.
 *
 * Copyright (C) 2007 Stephen L. Reed.
 *
 * This program is free software; you can redistribute it and/or modify it under the terms
 * of the GNU General Public License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program;
 * if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

package org.texai.lexicon.domainEntity;

import javax.persistence.Id;
import org.texai.kb.Constants;
import org.texai.kb.persistence.DomainEntity;
import org.texai.kb.persistence.DomainProperty;

/**
 *
 * @author reed
 */
@DomainEntity(typeOf="LinguisticObjectType", subClassOf="AbstractInformationStructure")
public class TexaiSamplePhrase {
  
  /** the term id inserted by the container */
  @Id
  private Long termId;                                     // NOPMD
  
  /** the sample phrase */
  @DomainProperty(name="texaiSamplePhraseText", range="CharacterString", functional=true)
  private String samplePhrase;                   // NOPMD
  
  /** the word sense for which this is a sample phrase */
  @DomainProperty(name=Constants.TERM_NAME_TEXAI_WORD_SENSE_SAMPLE_PHRASE, inverse=true)
  private TexaiEnglishWordSense texaiEnglishWordSense;
 
  /** Creates a new instance of TexaiSamplePhrase. */
  public TexaiSamplePhrase() {
    super();
  }
  
  /** Creates a new instance of TexaiSamplePhrase. 
   *
   * @param samplePhrase the sample phrase
   * @param texaiEnglishWordSense the word sense for which this is a sample phrase
   */
  public TexaiSamplePhrase(final String samplePhrase, final TexaiEnglishWordSense texaiEnglishWordSense) {
    super();
    //Preconditions
    assert samplePhrase != null : "samplePhrase must not be null";
    assert !samplePhrase.isEmpty() : "samplePhrase must not be an empty string";
    assert texaiEnglishWordSense != null : "texaiEnglishWordSense must not be null";
    
    this.samplePhrase = samplePhrase;
    this.texaiEnglishWordSense = texaiEnglishWordSense;
  }
  
  /** Gets the term id inserted by the container.
   *
   * @return the term id inserted by the container
   */
  public Long getTermId() {
    return termId;
  }

  /** Gets the sample phrase.
   *
   * @return the sample phrase
   */
  public String getSamplePhrase() {
    return samplePhrase;
  }

  /** Sets the sample phrase.
   *
   * @param samplePhrase the sample phrase
   */
  public void setSamplePhrase(String samplePhrase) {
    //Preconditions
    assert samplePhrase != null : "samplePhrase must not be null";
    assert !samplePhrase.isEmpty() : "samplePhrase must not be an empty string";
    
    this.samplePhrase = samplePhrase;
  }

  /** Gets the word sense for which this is a sample phrase.
   *
   * @return the word sense for which this is a sample phrase
   */
  public TexaiEnglishWordSense getTexaiEnglishWordSense() {
    return texaiEnglishWordSense;
  }

  /** Sets the word sense for which this is a sample phrase.
   *
   * @param texaiEnglishWordSense the word sense for which this is a sample phrase
   */
  public void setTexaiEnglishWordSense(TexaiEnglishWordSense texaiEnglishWordSense) {
    //Preconditions
    assert texaiEnglishWordSense != null : "texaiEnglishWordSense must not be null";
    
    this.texaiEnglishWordSense = texaiEnglishWordSense;
  }

  /** Returns whether the given object is equal to this object.
   *
   * @param obj the given object
   * @return whether the given object is equal to this object
   */
  @Override
  public boolean equals(final Object obj) {
    if (obj instanceof TexaiSamplePhrase) {
      final TexaiSamplePhrase that = (TexaiSamplePhrase) obj;
      return this.getTermId().equals(that.getTermId());
    } else {
      return false;
    }
  }
  
  /** Returns a hash code for this object.
   *
   * @return a hash code for this object
   */
  @Override
  public int hashCode() {
    if (getTermId() == null) {
      return super.hashCode();
    } else {
      return getTermId().hashCode();
    }
  }
  
  /** Returns a string representation of this object.
   *
   * @return a string representation of this object
   */
  @Override
  public String toString() {
    final StringBuilder stringBuilder = new StringBuilder(Constants.STRING_BUILDER_SIZE);
    stringBuilder.append("[SAMPLE PHRASE \"");
    stringBuilder.append(samplePhrase);
    stringBuilder.append("\"]");
    return  stringBuilder.toString();
  }
  
}
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