<html>
  <head>
    <meta content="text/html; charset=ISO-8859-1"
      http-equiv="Content-Type">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    So loading your dataset costs you 1400 MB already, before doing
    anything with Planner?<br>
    Starting from that, the space that Planner uses on top of that,
    looks relatively normal.<br>
    <br>
    I had a similar case a couple of months ago on machinereassignment
    and posted about in on G+:<br>
    &nbsp; <a class="moz-txt-link-freetext" href="https://plus.google.com/112811208792575157490">https://plus.google.com/112811208792575157490</a> (maybe you find it
    in the archive)<br>
    My domain model was taking far more space than needed.<br>
    After loading the dataset (before calling planner), do a memory heap
    profile with VisualVM.<br>
    <br>
    <br>
    <div class="moz-cite-prefix">Op 29-01-13 13:16, Andr&eacute; Fr&oacute;es schreef:<br>
    </div>
    <blockquote
cite="mid:CAC8f_wXk4ovcDzsohfOdzphkjCyo=+Lda4GpYcRWYkS5KcRmxw@mail.gmail.com"
      type="cite">
      <div dir="ltr">i've set the xmx &nbsp;even to 1024m and still heap
        space. Enabling the VisualVM, I couldn't get my main method to
        be displayed there, it just doesn't show up there at visualvm
        local, but I can see the graphic increasing significantly.
        Here's how it is before and after i run the main method:
        <div>
          <br>
        </div>
        <div style="">Before start:</div>
        <div style=""><br>
        </div>
        <div class="gmail_extra"><img
            src="cid:part1.09090508.07060708@gmail.com" alt="Imagem
            inline 1" height="297" width="731"></div>
        <div class="gmail_extra"><br>
        </div>
        <div class="gmail_extra">
          After it ends:</div>
        <div class="gmail_extra"><br>
        </div>
        <div class="gmail_extra"><img
            src="cid:part2.07040205.07070402@gmail.com" alt="Imagem
            inline 2" height="294" width="731"></div>
        <div class="gmail_extra"><br>
        </div>
        <div class="gmail_extra" style="">
          I'm missing something when constructing my logic or
          comparator, even when reducing the number of workorders it
          still happening:</div>
        <div class="gmail_extra" style="">
          <div class="gmail_extra"><span class=""
              style="white-space:pre"> </span></div>
          <div class="gmail_extra" style=""><span
              style="white-space:pre">WorkOrder now (graphic):</span></div>
          <div class="gmail_extra" style=""><span
              style="white-space:pre"><br>
            </span></div>
          <div class="gmail_extra">List&lt;WorkOrder&gt; workOrderList =
            new ArrayList&lt;WorkOrder&gt;();</div>
          <div class="gmail_extra">workOrderList.add(new WorkOrder(6L,
            1, 2));</div>
          <div class="gmail_extra">workOrderList.add(new WorkOrder(7L,
            2, 6));</div>
          <div class="gmail_extra">workOrderList.add(new WorkOrder(8L,
            3, 3));</div>
          <div class="gmail_extra">workOrderList.add(new WorkOrder(9L,
            4, 3));</div>
          <div class="gmail_extra">workOrderList.add(new WorkOrder(10L,
            5, 2));</div>
          <div class="gmail_extra" style="">total: 16 hours (last
            attribute)</div>
          <div class="gmail_extra">
            <br>
          </div>
          <div class="gmail_extra" style="">Engineers now (graphic)</div>
          <div class="gmail_extra" style=""><br>
          </div>
        </div>
        <div class="gmail_extra" style="">
          <div class="gmail_extra">List&lt;Engineer&gt; engineerList =
            new ArrayList&lt;Engineer&gt;();</div>
          <div class="gmail_extra">engineerList.add(new Engineer(1L,
            "Aladin", 8));</div>
          <div class="gmail_extra">engineerList.add(new Engineer(2L,
            "Chuck Norris", 8));</div>
          <div class="gmail_extra">engineerList.add(new Engineer(3L,
            "Rambo", 8));</div>
          <div class="gmail_extra">engineerList.add(new Engineer(4L,
            "Mr. Miyagi", 8));</div>
          <div class="gmail_extra">engineerList.add(new Engineer(5L,
            "Monkey D. Ruffy", 8));</div>
          <div class="gmail_extra" style="">
            total: 40 hour (here will be done the schedule of the 16
            hours above)</div>
        </div>
        <div class="gmail_extra"><br>
        </div>
        <div class="gmail_extra"><br>
          <br>
          <div class="gmail_quote">2013/1/29 Geoffrey De Smet <span
              dir="ltr">&lt;<a moz-do-not-send="true"
                href="mailto:ge0ffrey.spam@gmail.com" target="_blank">ge0ffrey.spam@gmail.com</a>&gt;</span><br>
            <blockquote class="gmail_quote" style="margin:0px 0px 0px
0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
              <div bgcolor="#FFFFFF" text="#000000"> Run with the VM
                argument -Xmx512m<br>
                <br>
                Use VisualVM to monitor a graph of how the memory
                evolves.<br>
                Read this too:
                <a moz-do-not-send="true"
href="http://blog.athico.com/2012/07/scaling-planner-with-jit-selectors-in.html"
                  target="_blank">http://blog.athico.com/2012/07/scaling-planner-with-jit-selectors-in.html</a><br>
                <br>
                <div>Op 28-01-13 20:19, Andr&eacute; Fr&oacute;es schreef:<br>
                </div>
                <blockquote type="cite">
                  <div>
                    <div class="h5">
                      <div dir="ltr">i forgot adding the main class:
                        <div>-----------------</div>
                        <div><br>
                        </div>
                        <div>
                          <div>public static void main(String[] args) {</div>
                          <div><span style="white-space:pre-wrap"> </span>String
                            t = "&lt;?xml version=\"1.0\"
                            encoding=\"UTF-8\"?&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            "&lt;solver&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            "
&nbsp;&lt;solutionClass&gt;com.swa.planner.domain.Distributor&lt;/solutionClass&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            "
&nbsp;&lt;planningEntityClass&gt;com.swa.planner.domain.Engineer&lt;/planningEntityClass&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;scoreDirectorFactory&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;
                            &nbsp;&lt;scoreDefinitionType&gt;HARD_AND_SOFT&lt;/scoreDefinitionType&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;
&nbsp;&lt;scoreDrl&gt;/com/swa/planner/domain/rule/distributorScoreRules.drl&lt;/scoreDrl&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;/scoreDirectorFactory&gt;"</div>
                          <div>//<span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;termination&gt;"</div>
                          <div>//<span style="white-space:pre-wrap"> </span>+
                            " &nbsp;
                            &nbsp;&lt;maximumSecondsSpend&gt;120&lt;/maximumSecondsSpend&gt;"</div>
                          <div>//<span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;/termination&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;constructionHeuristic&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;
&nbsp;&lt;constructionHeuristicType&gt;FIRST_FIT_DECREASING&lt;/constructionHeuristicType&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;
&nbsp;&lt;constructionHeuristicPickEarlyType&gt;FIRST_LAST_STEP_SCORE_EQUAL_OR_IMPROVING&lt;/constructionHeuristicPickEarlyType&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;/constructionHeuristic&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp;&lt;localSearch&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;&lt;acceptor&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;
                            &nbsp;&lt;planningEntityTabuSize&gt;7&lt;/planningEntityTabuSize&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;&lt;/acceptor&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;&lt;forager&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;
                            &nbsp;&lt;minimalAcceptedSelection&gt;1000&lt;/minimalAcceptedSelection&gt;"</div>
                          <div><span style="white-space:pre-wrap"> </span>+
                            " &nbsp; &nbsp;&lt;/forager&gt;" + "
                            &nbsp;&lt;/localSearch&gt;" + "&lt;/solver&gt;";</div>
                          <div><br>
                          </div>
                          <div><span style="white-space:pre-wrap"> </span>byte
                            b[] = t.getBytes();</div>
                          <div><span style="white-space:pre-wrap"> </span>ByteArrayInputStream

                            bt = new ByteArrayInputStream(b);</div>
                          <div><span style="white-space:pre-wrap"> </span>SolverFactory

                            solverFactory = new
                            XmlSolverFactory().configure(bt);</div>
                          <div><span style="white-space:pre-wrap"> </span>Solver

                            solver = solverFactory.buildSolver();</div>
                          <div><span style="white-space:pre-wrap"> </span></div>
                          <div><span style="white-space:pre-wrap"> </span>List&lt;Engineer&gt;

                            engineerList = new
                            ArrayList&lt;Engineer&gt;();</div>
                          <div><span style="white-space:pre-wrap"> </span>engineerList.add(new

                            Engineer(1L, "Aladin", 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>engineerList.add(new

                            Engineer(2L, "Chuck Norris", 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>engineerList.add(new

                            Engineer(3L, "Rambo", 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>engineerList.add(new

                            Engineer(4L, "Mr. Miyagi", 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>engineerList.add(new

                            Engineer(5L, "Monkey D. Ruffy", 8));</div>
                          <div><span style="white-space:pre-wrap"> </span></div>
                          <div><span style="white-space:pre-wrap"> </span>List&lt;WorkOrder&gt;

                            workOrderList = new
                            ArrayList&lt;WorkOrder&gt;();</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(6L, 1, 2));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(7L, 1, 6));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(8L, 1, 3));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(9L, 1, 3));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(10L, 1, 2));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(11L, 1, 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(12L, 1, 8));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(13L, 1, 2));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(14L, 1, 2));</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.add(new

                            WorkOrder(15L, 1, 4));</div>
                          <div><br>
                          </div>
                          <div><span style="white-space:pre-wrap"> </span>Distributor

                            distributor = new Distributor();</div>
                          <div><span style="white-space:pre-wrap"> </span>distributor.setId(0L);</div>
                          <div><span style="white-space:pre-wrap"> </span>distributor.setEngineerList(engineerList);</div>
                          <div><span style="white-space:pre-wrap"> </span>distributor.setWorkOrderList(workOrderList);</div>
                          <div><br>
                          </div>
                          <div><span style="white-space:pre-wrap"> </span>solver.setPlanningProblem(distributor);</div>
                          <div><span style="white-space:pre-wrap"> </span>solver.solve();</div>
                          <div><span style="white-space:pre-wrap"> </span>Distributor

                            solvedWorkOrderDistribution = (Distributor)
                            solver.getBestSolution();</div>
                          <div><br>
                          </div>
                          <div><span style="white-space:pre-wrap"> </span>System.out.printf("\nSolved

                            distribution with %d work orders and %d
                            engineers:\n%s",</div>
                          <div><span style="white-space:pre-wrap"> </span>workOrderList.size(),

                            engineerList.size(),</div>
                          <div><span style="white-space:pre-wrap"> </span>toDisplayString(solvedWorkOrderDistribution));</div>
                          <div><span style="white-space:pre-wrap"> </span>}</div>
                          <div><br>
                          </div>
                          <div><span style="white-space:pre-wrap"> </span>public

                            static String toDisplayString(Distributor
                            distributor) {</div>
                          <div><span style="white-space:pre-wrap"> </span>StringBuilder

                            displayString = new StringBuilder();</div>
                          <div><span style="white-space:pre-wrap"> </span>for

                            (Engineer engineer :
                            distributor.getEngineerList()) {</div>
                          <div><span style="white-space:pre-wrap"> </span>WorkOrder

                            order = engineer.getWorkOrder();</div>
                          <div><span style="white-space:pre-wrap"> </span>displayString.append("

                            &nbsp;").append(engineer.getLabel()).append(" :
                            ")</div>
                          <div><span style="white-space:pre-wrap"> </span>.append(order

                            == null ? null : order.getLabel())</div>
                          <div><span style="white-space:pre-wrap"> </span>.append("\n");</div>
                          <div><span style="white-space:pre-wrap"> </span>}</div>
                          <div><span style="white-space:pre-wrap"> </span>return

                            displayString.toString();</div>
                          <div><span style="white-space:pre-wrap"> </span>}</div>
                        </div>
                        <div><br>
                        </div>
                      </div>
                      <div class="gmail_extra"><br>
                        <br>
                        <div class="gmail_quote"> 2013/1/28 Andr&eacute; Fr&oacute;es
                          <span dir="ltr">&lt;<a moz-do-not-send="true"
                              href="mailto:arfmoraes@gmail.com"
                              target="_blank">arfmoraes@gmail.com</a>&gt;</span><br>
                          <blockquote class="gmail_quote"
                            style="margin:0px 0px 0px
0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
                            <div dir="ltr">Hello! After trying
                              cloudComputer example i'm trying to
                              implement my own schedule distributor, but
                              now i'm facing heap space error, but i see
                              that it does distribute some work orders.
                              Here's the console error:
                              <div> <br>
                              </div>
                              <div>-------------------</div>
                              <div>
                                <div>17:05:02.776 [main] INFO
                                  &nbsp;o.d.p.core.solver.DefaultSolver -
                                  Solving started: time spend (255),
                                  score (null), new best score (null),
                                  random seed (0).</div>
                                <div>17:05:02.821 [main] DEBUG
                                  o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - &nbsp; &nbsp; Step index (0), time spend
                                  (309), score (0hard/0soft),
                                  initialized planning entity
                                  ([Engineer-5]).</div>
                                <div>17:05:02.822 [main] DEBUG
                                  o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - &nbsp; &nbsp; Step index (1), time spend
                                  (310), score (0hard/0soft),
                                  initialized planning entity
                                  ([Engineer-4]).</div>
                                <div>17:05:02.824 [main] DEBUG
                                  o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - &nbsp; &nbsp; Step index (2), time spend
                                  (311), score (0hard/0soft),
                                  initialized planning entity
                                  ([Engineer-3]).</div>
                                <div>17:05:02.824 [main] DEBUG
                                  o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - &nbsp; &nbsp; Step index (3), time spend
                                  (312), score (0hard/0soft),
                                  initialized planning entity
                                  ([Engineer-2]).</div>
                                <div>17:05:02.825 [main] DEBUG
                                  o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - &nbsp; &nbsp; Step index (4), time spend
                                  (313), score (0hard/0soft),
                                  initialized planning entity
                                  ([Engineer-1]).</div>
                                <div>17:05:02.825 [main] INFO
                                  &nbsp;o.d.p.c.c.g.DefaultGreedyFitSolverPhase
                                  - Phase constructionHeuristic ended:
                                  step total (5), time spend (313), best
                                  score (0hard/0soft).</div>
                                <div>17:05:03.020 [main] DEBUG
                                  o.d.p.c.l.DefaultLocalSearchSolverPhase
                                  - &nbsp; &nbsp; Step index (0), time spend
                                  (508), score (0hard/0soft), &nbsp; &nbsp; best
                                  score (0hard/0soft), accepted/selected
                                  move count (1000/1000) for picked step
                                  ([Engineer-3] =&gt; [WorkOrder-12]).</div>
                                <div>17:05:03.315 [main] DEBUG
                                  o.d.p.c.l.DefaultLocalSearchSolverPhase
                                  - &nbsp; &nbsp; Step index (1), time spend
                                  (803), score (0hard/0soft), &nbsp; &nbsp; best
                                  score (0hard/0soft), accepted/selected
                                  move count (1000/1703) for picked step
                                  ([Engineer-4] =&gt; [WorkOrder-8]).</div>
                                <div>17:05:03.736 [main] DEBUG
                                  o.d.p.c.l.DefaultLocalSearchSolverPhase
                                  - &nbsp; &nbsp; Step index (2), time spend
                                  (1224), score (0hard/0soft), &nbsp; &nbsp; best
                                  score (0hard/0soft), accepted/selected
                                  move count (1000/2657) for picked step
                                  ([Engineer-1] =&gt; [WorkOrder-8]).</div>
                                <div>17:05:03.951 [main] DEBUG
                                  o.d.p.c.l.DefaultLocalSearchSolverPhase
                                  - &nbsp; &nbsp; Step index (3), time spend
                                  (1439), score (0hard/0soft), &nbsp; &nbsp; best
                                  score (0hard/0soft), accepted/selected
                                  move count (1000/4315) for picked step
                                  ([Engineer-5] =&gt; [WorkOrder-9]).</div>
                                <div>17:05:04.251 [main] DEBUG
                                  o.d.p.c.l.DefaultLocalSearchSolverPhase
                                  - &nbsp; &nbsp; Step index (4), time spend
                                  (1739), score (0hard/0soft), &nbsp; &nbsp; best
                                  score (0hard/0soft), accepted/selected
                                  move count (1000/9309) for picked step
                                  ([Engineer-2] =&gt; [WorkOrder-9]).</div>
                                <div>Exception in thread "main"
                                  java.lang.OutOfMemoryError: Java heap
                                  space</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
                                  java.util.Arrays.copyOf(Unknown
                                  Source)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
                                  java.util.Arrays.copyOf(Unknown
                                  Source)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
                                  java.util.ArrayList.grow(Unknown
                                  Source)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
                                  java.util.ArrayList.ensureCapacityInternal(Unknown
                                  Source)</div>
                                <div> <span
                                    style="white-space:pre-wrap"> </span>at

                                  java.util.ArrayList.add(Unknown
                                  Source)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.decider.forager.AcceptedForager.addToMaxScoreUnacceptedList(AcceptedForager.java:143)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.decider.forager.AcceptedForager.addMove(AcceptedForager.java:101)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.decider.DefaultDecider.processMove(DefaultDecider.java:164)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.decider.DefaultDecider.doMove(DefaultDecider.java:144)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.decider.DefaultDecider.decideNextStep(DefaultDecider.java:116)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.localsearch.DefaultLocalSearchSolverPhase.solve(DefaultLocalSearchSolverPhase.java:62)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:190)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
org.drools.planner.core.solver.DefaultSolver.solve(DefaultSolver.java:155)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>at
                                  com.swa.planner.domain.WorkOrderTest.main(WorkOrderTest.java:66)</div>
                              </div>
                              <div>------------------------</div>
                              <div><br>
                              </div>
                              <div>it does distribute some engineers to
                                work orders, but after a while, it just
                                show the error.</div>
                              <div><br>
                              </div>
                              <div>The drl is very simple:</div>
                              <div><br>
                              </div>
                              <div>--------------------------</div>
                              <div>
                                <div>import
org.drools.planner.core.score.buildin.hardandsoft.HardAndSoftScoreHolder;</div>
                                <div>import
                                  org.drools.planner.core.score.constraint.IntConstraintOccurrence;</div>
                                <div>import
                                  org.drools.planner.core.score.constraint.ConstraintType;</div>
                                <div><br>
                                </div>
                                <div>import
                                  com.swa.planner.domain.Distributor;</div>
                                <div>import
                                  com.swa.planner.domain.Engineer;</div>
                                <div>import
                                  com.swa.planner.domain.WorkOrder;</div>
                                <div><br>
                                </div>
                                <div>global HardAndSoftScoreHolder
                                  scoreHolder;</div>
                                <div><br>
                                </div>
                                <div>rule "requiredTimeToFinish"</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>when</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$workOrder : WorkOrder($time :
                                  time)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$requiredTimeTotal :
                                  Number(intValue &gt; $time) from
                                  accumulate(</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>Engineer (</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>workOrder == $workOrder,&nbsp;</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$requiredTime : worktime),</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>sum($requiredTime)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>then</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>insertLogical(new
                                  IntConstraintOccurrence("requiredTimeToFinish",
                                  ConstraintType.NEGATIVE_HARD,</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$requiredTimeTotal.intValue() -
                                  $time,</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$workOrder));</div>
                                <div>end</div>
                                <div><br>
                                </div>
                                <div>rule "hardConstraintBroken"</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>salience -1</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>when</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>$hardTotal : Number() from
                                  accumulate(</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>IntConstraintOccurrence(constraintType

                                  == ConstraintType.NEGATIVE_HARD,
                                  $weight : weight)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>sum($weight)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>)</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>then</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>scoreHolder.setHardConstraintsBroken($hardTotal.intValue());</div>
                                <div>end</div>
                              </div>
                              <div>--------------------------<br>
                              </div>
                              <div><br>
                              </div>
                              <div>i guess no error there, i believe
                                that i'm missing when doing the strenght
                                and difficulty&nbsp;comparators dince i
                                didn't really understood the
                                getMultiplicand thing of CloudComputer.</div>
                              <div><br>
                              </div>
                              <div>here's the implementation, also kept
                                as simple as possible (and probably
                                wrong):</div>
                              <div><br>
                              </div>
                              <div>------------</div>
                              <div>
                                <div>public class
                                  WorkOrderStrengthComparator implements
                                  Comparator&lt;WorkOrder&gt; {</div>
                                <div><br>
                                </div>
                                <div><span style="white-space:pre-wrap">
                                  </span>public int compare(WorkOrder a,
                                  WorkOrder b) {</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>return new
                                  CompareToBuilder().append(a.getTime(),
                                  b.getTime())</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>.append(b.getId(), a.getId())</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>.toComparison();</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>}</div>
                                <div><br>
                                </div>
                                <div>}</div>
                              </div>
                              <div>------------</div>
                              <div>
                                <div>public class
                                  EngineerDifficultyComparator
                                  implements Comparator&lt;Engineer&gt;
                                  {</div>
                                <div><br>
                                </div>
                                <div><span style="white-space:pre-wrap">
                                  </span>public int compare(Engineer a,
                                  Engineer b) {</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>return new
                                  CompareToBuilder().append(a.getWorktime(),
                                  b.getWorktime())</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>.append(a.getId(), b.getId())</div>
                                <div> <span
                                    style="white-space:pre-wrap"> </span>.toComparison();</div>
                                <div><span style="white-space:pre-wrap">
                                  </span>}</div>
                                <div><br>
                                </div>
                                <div>}</div>
                              </div>
                              <div>------------</div>
                              <div><br>
                              </div>
                              <div> i'm missing something at these
                                comparators ain't I?</div>
                            </div>
                          </blockquote>
                        </div>
                        <br>
                      </div>
                      <br>
                      <fieldset></fieldset>
                      <br>
                    </div>
                  </div>
                  <pre>_______________________________________________
rules-users mailing list
<a moz-do-not-send="true" href="mailto:rules-users@lists.jboss.org" target="_blank">rules-users@lists.jboss.org</a>
<a moz-do-not-send="true" href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a>
</pre>
                </blockquote>
                <br>
              </div>
              <br>
              _______________________________________________<br>
              rules-users mailing list<br>
              <a moz-do-not-send="true"
                href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
              <a moz-do-not-send="true"
                href="https://lists.jboss.org/mailman/listinfo/rules-users"
                target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
              <br>
            </blockquote>
          </div>
          <br>
        </div>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
rules-users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a>
<a class="moz-txt-link-freetext" href="https://lists.jboss.org/mailman/listinfo/rules-users">https://lists.jboss.org/mailman/listinfo/rules-users</a>
</pre>
    </blockquote>
    <br>
  </body>
</html>