Package lupos.engine.operators.tripleoperator

Examples of lupos.engine.operators.tripleoperator.TriplePattern.addPrecedingOperator()

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      TriplePattern pat;
      for (int a = 0; a < pats.size(); a++) {
        pat = (TriplePattern) pats.get(a).getOperator();
        if (matchPossible(generate.getValueOrVariable(), pat.getItems())) {
          possiblePats.add(new OperatorIDTuple(pat, 0));
          pat.addPrecedingOperator(generate);
        }
      }
      if (possiblePats.size() > 0) {
        try {
          Thread.sleep(50);
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        System.out.println(generate.toString() + "----"
            + possiblePats.toString());
        generate.setSucceedingOperators(possiblePats);
        for (int p = 0; p < possiblePats.size(); p++) {
          pat = (TriplePattern) possiblePats.get(p).getOperator();
          pat.addPrecedingOperator(generate);
        }
      } else {
        generate
            .setSucceedingOperators(new LinkedList<OperatorIDTuple>());
      }
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      if (pats.get(a).getOperator() instanceof TriplePattern) {
        pat = (TriplePattern) pats.get(a).getOperator();
        if (matchPossible(generate.getValueOrVariable(),
            pat.getItems(), doNotConnectInferenceRules)) {
          possiblePats.add(new OperatorIDTuple(pat, 0));
          pat.addPrecedingOperator(generate);
        }
      }
    }
    rootOperator.removePrecedingOperator(generate);
    // Set new successors of Generate object
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              // modify BasicIndex in toBeConnectedTo! (delete tp in current bi, add new BasicIndex with tp, join both operators and additionally add tp for generate operator!)
              for(final TriplePattern tp: matchingTPs){
                final TriplePattern newTP = new TriplePattern(tp.getPos(0), tp.getPos(1), tp.getPos(2));
                newTP.recomputeVariables();
                generate.addSucceedingOperator(newTP);
                newTP.addPrecedingOperator(generate);

                if(bi.getTriplePattern().size()==1){
                  newTP.addSucceedingOperators(new LinkedList<OperatorIDTuple>(bi.getSucceedingOperators()));
                  for(final OperatorIDTuple opID: bi.getSucceedingOperators()){
                    opID.getOperator().addPrecedingOperator(newTP);
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