Esempio n. 1
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 /**
  * Get the number of items in this pattern. Note that if an item appear twice, it will be counted
  * twice.
  *
  * @return the number of items
  */
 public int getItemOccurencesTotalCount() {
   int count = 0;
   // for each itemset
   for (Itemset itemset : itemsets) {
     // add the size of this itemset
     count += itemset.size();
   }
   return count; // return the total size.
 }
Esempio n. 2
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 /**
  * Make a copy of this sequential pattern
  *
  * @return the copy.
  */
 public SequentialPattern cloneSequence() {
   // create a new empty sequential pattenr
   SequentialPattern sequence = new SequentialPattern();
   // for each itemset
   for (Itemset itemset : itemsets) {
     // make a copy and add it
     sequence.addItemset(itemset.cloneItemSet());
   }
   return sequence; // return the copy
 }
Esempio n. 3
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 /** Get a string representation of this sequential pattern. */
 public String itemsetsToString() {
   StringBuffer r = new StringBuffer("");
   for (Itemset itemset : itemsets) {
     r.append('{');
     for (Integer item : itemset.getItems()) {
       String string = item.toString();
       r.append(string);
       r.append(' ');
     }
     r.append('}');
   }
   return r.append("    ").toString();
 }
Esempio n. 4
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  /**
   * Get a string representation of this sequential pattern, containing the sequence IDs of sequence
   * containing this pattern.
   */
  public String toString() {
    StringBuffer r = new StringBuffer("");
    // For each itemset in this sequential pattern
    for (Itemset itemset : itemsets) {
      r.append('('); // begining of an itemset
      // For each item in the current itemset
      for (Integer item : itemset.getItems()) {
        String string = item.toString();
        r.append(string); // append the item
        r.append(' ');
      }
      r.append(')'); // end of an itemset
    }

    //  add the list of sequence IDs that contains this pattern.
    if (getSequencesID() != null) {
      r.append("  Sequence ID: ");
      for (Integer id : getSequencesID()) {
        r.append(id);
        r.append(' ');
      }
    }
    return r.append("    ").toString();
  }