private void addToBuffer(){
  if (list != null && !list.isEmpty()) {
    ChronoIndexData info;
    Collections.sort(list);
    StringBuilder reverseMapping=new StringBuilder();
    int size=list.size();
    for (int i=1; i <= size; i++) {
      info=list.get(i - 1);
      if (info.getRevisionCounter() != i) {
        if (reverseMapping.length() > 0) {
          reverseMapping.append(" ");
        }
        reverseMapping.append(i);
        reverseMapping.append(" ");
        reverseMapping.append(info.getRevisionCounter());
      }
      info.setIndex(i);
      info.setSortFlag(false);
    }
    Collections.sort(list);
    StringBuilder mapping=new StringBuilder();
    while (!list.isEmpty()) {
      info=list.remove(0);
      if (info.getRevisionCounter() != info.getIndex()) {
        if (mapping.length() > 0) {
          mapping.append(" ");
        }
        mapping.append(info.getRevisionCounter());
        mapping.append(" ");
        mapping.append(info.getIndex());
      }
    }
    if (mapping.length() > 0) {
      boolean sql=!insertStatement.isEmpty();
      String val=(sql ? "(" : "") + articleID + (sql ? ",'" : ",\"")+ mapping.toString()+ (sql ? "','" : "\",\"")+ reverseMapping.toString()+ (sql ? "')" : "\"");
      if (buffer.length() + val.length() >= MAX_ALLOWED_PACKET) {
        storeBuffer();
      }
      if (sql && buffer.length() > insertStatement.length()) {
        buffer.append(",");
      }
      buffer.append(val);
      if (!sql) {
        buffer.append("\n");
      }
    }
  }
}

private void addToBuffer ( ) { if ( list != null && ! list . isEmpty ( ) ) { ChronoIndexData info ; Collections . sort ( list ) ; StringBuilder reverseMapping = new StringBuilder ( ) ; int size = list . size ( ) ; for ( int i = 1 ; i <= size ; i ++ ) { info = list . get ( i - 1 ) ; if ( info . getRevisionCounter ( ) != i ) { if ( reverseMapping . length ( ) > 0 ) { reverseMapping . append ( " " ) ; } reverseMapping . append ( i ) ; reverseMapping . append ( " " ) ; reverseMapping . append ( info . getRevisionCounter ( ) ) ; } info . setIndex ( i ) ; info . setSortFlag ( false ) ; } Collections . sort ( list ) ; StringBuilder mapping = new StringBuilder ( ) ; while ( ! list . isEmpty ( ) ) { info = list . remove ( 0 ) ; if ( info . getRevisionCounter ( ) != info . getIndex ( ) ) { if ( mapping . length ( ) > 0 ) { mapping . append ( " " ) ; } mapping . append ( info . getRevisionCounter ( ) ) ; mapping . append ( " " ) ; mapping . append ( info . getIndex ( ) ) ; } } if ( mapping . length ( ) > 0 ) { boolean sql = ! insertStatement . isEmpty ( ) ; String val = ( sql ? "(" : "" ) + articleID + ( sql ? ",'" : ",\"" ) + mapping . toString ( ) + ( sql ? "','" : "\",\"" ) + reverseMapping . toString ( ) + ( sql ? "')" : "\"" ) ; if ( buffer . length ( ) + val . length ( ) >= MAX_ALLOWED_PACKET ) { storeBuffer ( ) ; } if ( sql && buffer . length ( ) > insertStatement . length ( ) ) { buffer . append ( "," ) ; } buffer . append ( val ) ; if ( ! sql ) { buffer . append ( "\n" ) ; } } } }
creates the mapping and the reverse mapping . the generated information will be added to the query buffer . this list will be cleared afterwards .
