Package lupos.engine.operators

Examples of lupos.engine.operators.BasicOperator.addPrecedingOperator()

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    genAdd.setSucceedingOperators(succs);

    BasicOperator succ;
    for (int i = 0; i < succs.size(); i++) {
      succ = succs.get(i).getOperator();
      succ.addPrecedingOperator(genAdd);
      succ.removePrecedingOperator(projection);
    }

    rootOperator.deleteParents();
    rootOperator.setParents();
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    BasicOperator succ;
    // And all successors to all precessors
    for (int i = 0; i < succs.size(); i++) {
      for (int a = 0; a < pres.size(); a++) {
        succ = succs.get(i).getOperator();
        succ.addPrecedingOperator(pres.get(a));
        succ.removePrecedingOperator(projection);
      }
    }

    rootOperator.deleteParents();
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                  add
                      .setUnionVariables((HashSet<Variable>) tp
                          .getVariables().clone());
                  add.setIntersectionVariables(add
                      .getUnionVariables());
                  lastOperator.addPrecedingOperator(add);
                  lastOperator = add;
                }
              }
              trigger.addSucceedingOperator(new OperatorIDTuple(
                  lastOperator, 0));
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    genAdd.setSucceedingOperators(succs);

    BasicOperator succ;
    for (int i = 0; i < succs.size(); i++) {
      succ = succs.get(i).getOperator();
      succ.addPrecedingOperator(genAdd);
      succ.removePrecedingOperator(join);
    }

    rootOperator.deleteParents();
    rootOperator.setParents();
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    genAdd.setSucceedingOperators(succs);

    BasicOperator succ;
    for (int i = 0; i < succs.size(); i++) {
      succ = succs.get(i).getOperator();
      succ.addPrecedingOperator(genAdd);
      succ.removePrecedingOperator(filter);
    }

    rootOperator.deleteParents();
    rootOperator.setParents();
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    replaceLitUnder.setSucceedingOperators(succs);

    BasicOperator succ;
    for (int i = 0; i < succs.size(); i++) {
      succ = succs.get(i).getOperator();
      succ.addPrecedingOperator(replaceLitUnder);
      succ.removePrecedingOperator(filter);
    }

    rootOperator.deleteParents();
    rootOperator.setParents();
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    join.setPrecedingOperators(new LinkedList<BasicOperator>());

    for (final BasicOperator op : pre) {
      if (op instanceof ParallelOperand
          || op instanceof QueryResultInBlocks) {
        join.addPrecedingOperator(op);
        continue;
      }

      final Operator par = new ParallelOperand();
      par.addPrecedingOperator(op);
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        maybequeryresultinblocks = par;
      }
      tuple = op.getOperatorIDTuple(join);
      op.replaceOperatorIDTuple(tuple, new OperatorIDTuple(par, 0));

      join.addPrecedingOperator(maybequeryresultinblocks);
      maybequeryresultinblocks.addSucceedingOperator(new OperatorIDTuple(
          join, tuple.getId()));
    }

    rootOperator.detectCycles();
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    }

    BasicOperator succ;
    for (int i = 0; i < succs.size(); i++) {
      succ = succs.get(i).getOperator();
      succ.addPrecedingOperator(replaceLitUnder);
      succ.removePrecedingOperator(join);
    }

    rootOperator.deleteParents();
    rootOperator.setParents();
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        pre.removeSucceedingOperator(generate);
        for (int x = 0; x < succs.size(); x++) {
          pre.addSucceedingOperator(succs.get(x));
          succ = succs.get(x).getOperator();
          succ.removePrecedingOperator(pat);
          succ.addPrecedingOperator(pre);
        }
      }
    }

    // TriplePattern can have more predecessors then Generate..
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