예제 #1
0
 /**
  * Returns a parameter.
  *
  * @param value value
  * @param name name
  * @param declared variable declaration flags
  * @return parameter
  * @throws QueryException HTTP exception
  */
 private RestXqParam param(final Value value, final QNm name, final boolean[] declared)
     throws QueryException {
   // [CG] RESTXQ: allow identical field names?
   final long vs = value.size();
   if (vs < 2) error(ANN_PARAMS, "%", name.string(), 2);
   // name of parameter
   final String key = toString(value.itemAt(0), name);
   // variable template
   final QNm qnm = checkVariable(toString(value.itemAt(1), name), declared);
   // default value
   final ValueBuilder vb = new ValueBuilder();
   for (int v = 2; v < vs; v++) vb.add(value.itemAt(v));
   return new RestXqParam(qnm, key, vb.value());
 }
예제 #2
0
  @Override
  protected Expr opt(final CompileContext cc) throws QueryException {
    if (allAreValues() && exprs[0].size() < UNROLL_LIMIT) {
      // unroll the loop
      cc.info(QueryText.OPTUNROLL_X, this);
      final Value seq = (Value) exprs[0];
      final int len = (int) seq.size();

      // fn:for-each(...)
      final Expr[] results = new Expr[len];
      for (int i = 0; i < len; i++) {
        results[i] = new DynFuncCall(info, sc, exprs[1], seq.itemAt(i)).optimize(cc);
      }
      return new List(info, results).optimize(cc);
    }
    return this;
  }
예제 #3
0
  /**
   * Adds items to the specified list.
   *
   * @param value value
   * @param name name
   * @param list list to add values to
   * @throws QueryException HTTP exception
   */
  private void strings(final Value value, final QNm name, final StringList list)
      throws QueryException {

    final long vs = value.size();
    for (int v = 0; v < vs; v++) list.add(toString(value.itemAt(v), name));
  }