package com.pathfinder.api;
   
   import java.io.Serializable;
   import java.util.Date;
   
   /**
    * Represents an edge in a path through a graph,
    * describing the route of a cargo.
    *  
   */
  public final class TransitEdge implements Serializable {
  
    private final String voyageNumber;
    private final String fromUnLocode;
    private final String toUnLocode;
    private final Date fromDate;
    private final Date toDate;
  
    /**
     * Constructor.
     *
     * @param voyageNumber
     * @param fromUnLocode
     * @param toUnLocode
     * @param fromDate
     * @param toDate
     */
    public TransitEdge(final String voyageNumber,
                       final String fromUnLocode,
                       final String toUnLocode,
                       final Date fromDate,
                       final Date toDate) {
      this.voyageNumber = voyageNumber;
      this.fromUnLocode = fromUnLocode;
      this.toUnLocode = toUnLocode;
      this.fromDate = fromDate;
      this.toDate = toDate;
    }
  
    public String getVoyageNumber() {
      return voyageNumber;
    }
  
    public String getFromUnLocode() {
      return fromUnLocode;
    }
  
    public String getToUnLocode() {
      return toUnLocode;
    }
  
    public Date getFromDate() {
      return fromDate;
    }
  
    public Date getToDate() {
      return toDate;
    }
  }