Source of 2.21.java

Structures and functions

  1: 
  2:         /** Tests whether this bag contains a given entry.
  3:                  @param anEntry  the entry to locate
  4:                  @return true if this bag contains anEntry, or false otherwise */
  5:         public boolean contains(T anEntry) 
  6:         {
  7:       checkInitialization();
  8:       boolean found = false;
  9:       int index = 0;
 10:       while (!found && (index < numberOfEntries))
 11:       {
 12:          if (anEntry.equals(bag[index]))
 13:          {
 14:             found = true;
 15:          } // end if
 16:          index++;
 17:       } // end while
 18:       
 19:       return found;
 20:         } // end contains