Package lupos.engine.operators.multiinput.join

Examples of lupos.engine.operators.multiinput.join.Join.addPrecedingOperator()

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                    suc.removePrecedingOperator(bi);
                    suc.addPrecedingOperator(join);
                  }
                  join.setSucceedingOperators(bi.getSucceedingOperators());
                  bi.setSucceedingOperator(new OperatorIDTuple(join, 0));
                  join.addPrecedingOperator(bi);

                  final LinkedList<TriplePattern> tpList = new LinkedList<TriplePattern>();
                  tpList.add(tp);
                  final BasicIndexScan newIndex = ((Root)rootQuery).newIndexScan(new OperatorIDTuple(join, 1), tpList, bi.getGraphConstraint());
                  newIndex.recomputeVariables();
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                  final LinkedList<TriplePattern> tpList = new LinkedList<TriplePattern>();
                  tpList.add(tp);
                  final BasicIndexScan newIndex = ((Root)rootQuery).newIndexScan(new OperatorIDTuple(join, 1), tpList, bi.getGraphConstraint());
                  newIndex.recomputeVariables();
                  join.addPrecedingOperator(newIndex);
                  rootQuery.addSucceedingOperator(newIndex);
                  newIndex.addPrecedingOperator(rootQuery);
                  newTP.addSucceedingOperator(new OperatorIDTuple(join, 1));
                  join.addPrecedingOperator(newTP);
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                  newIndex.recomputeVariables();
                  join.addPrecedingOperator(newIndex);
                  rootQuery.addSucceedingOperator(newIndex);
                  newIndex.addPrecedingOperator(rootQuery);
                  newTP.addSucceedingOperator(new OperatorIDTuple(join, 1));
                  join.addPrecedingOperator(newTP);

                  toBeConnectedTo.add(newIndex);
                }
              }
            }
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