league.java

使用Servlet和JSP进行Web组件开发

package sl314.model;

/**
 * This domain object represents a soccer league.
 * The data attributes are all package-private to allow access to them
 * in the {@link RegisterService} class.
 */
public class League {

  int objectID;
  int year;
  String season;
  String title;

  League(int objectID, int year, String season, String title) {
    this.objectID = objectID;
    this.year = year;
    this.season = season;
    this.title = title;
  }

  public int getYear() {
    return year;
  }
  public String getSeason() {
    return season;
  }
  public String getTitle() {
    return title;
  }

  // League entities are compared by their object IDs
  public boolean equals(Object o) {
    boolean result = false;
    if ( o instanceof League ) {
      League l = (League) o;
      result = (this.objectID == l.objectID);
    }
    return result;
  }

  // You need to override hashCode if you override equals
  public int hashCode() {
    Integer OID = new Integer(objectID);
    return OID.hashCode();
  }

  public String toString() {
    return title;
  }
}