<div dir="ltr">I&quot;ve seen that i can do this:<div><br></div><div><pre class="" style="font-size:0.9em;font-family:courrier,monospace;background-color:rgb(245,245,245);color:rgb(51,51,51);overflow:auto;padding:5px 15px 5px 25px;border:1px solid rgb(204,204,204);line-height:10px;text-align:justify">
<a id="d0e3847"><span class="" style="color:rgb(0,0,0)">solverFactory</span><span class="" style="color:rgb(0,0,0)">.</span><span class="" style="color:rgb(0,0,0)">getSolverConfig</span><span class="" style="color:rgb(0,0,0)">().</span><span class="" style="color:rgb(0,0,0)">getScoreDirectorFactoryConfig</span><span class="" style="color:rgb(0,0,0)">.</span><span class="" style="color:rgb(0,0,0)">setRuleBase</span><span class="" style="color:rgb(0,0,0)">(</span><span class="" style="color:rgb(0,0,0)">ruleBase</span><span class="" style="color:rgb(0,0,0)">);</span></a></pre>
</div><div style>but this ruleBase still pointing a drl file, i would like to pass a String to this rulebase, one from my database.</div><div style><br></div><div style>----------- another implementation i tried</div><div style>
<div>        final Reader source = new InputStreamReader( HelloWorldExample.class.getResourceAsStream( &quot;HelloWorld.drl&quot; ) );   </div><div>        final PackageBuilder builder = new PackageBuilder();   </div><div>
        builder.addPackageFromDrl( source );   </div><div>           </div><div>        if ( builder.hasErrors() ) {   </div><div>            System.out.println( builder.getErrors().toString() );   </div><div>            throw new RuntimeException( &quot;Unable to compile \&quot;HelloWorld.drl\&quot;.&quot;);   </div>
<div>        }   </div><div>   </div><div>        final Package pkg = builder.getPackage();   </div><div>        final RuleBase ruleBase = RuleBaseFactory.newRuleBase();   </div><div>        ruleBase.addPackage( pkg ); </div>
</div><div style><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/1/22 Geoffrey De Smet <span dir="ltr">&lt;<a href="mailto:ge0ffrey.spam@gmail.com" target="_blank">ge0ffrey.spam@gmail.com</a>&gt;</span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF" text="#000000">
    in the manual, look for setRuleBase(), it&#39;s how you can set the DRL
    at runtime<br>
    <br>
    <div>Op 22-01-13 20:17, André Fróes schreef:<br>
    </div>
    <blockquote type="cite">
      <div dir="ltr"><div class="im">Can it be done for the drl file pointed at xml
        file? Instead of pass the path to drl file, the drl content?
        <div><br>
        </div>
        <div>here&#39;s what i&#39;ve done to use the xml by java over the
          cloudcomputing example:</div>
        <div><br>
        </div>
        <div>--------------------</div>
        <div><br>
        </div>
        </div><div>
          <div>
            <div>String t = &quot;&lt;?xml version=\&quot;1.0\&quot;
encoding=\&quot;UTF-8\&quot;?&gt;&lt;solver&gt;&lt;solutionClass&gt;org.drools.planner.examples.cloudbalancing.domain.CloudBalance&lt;/solutionClass&gt;&lt;planningEntityClass&gt;org.drools.planner.examples.cloudbalancing.domain.CloudProcess&lt;/planningEntityClass&gt;&lt;scoreDirectorFactory&gt;&lt;scoreDefinitionType&gt;HARD_AND_SOFT&lt;/scoreDefinitionType&gt;&lt;scoreDrl&gt;/org/drools/planner/examples/cloudbalancing/solver/cloudBalancingScoreRules.drl&lt;/scoreDrl&gt;&lt;/scoreDirectorFactory&gt;&lt;termination&gt;&lt;maximumSecondsSpend&gt;120&lt;/maximumSecondsSpend&gt;&lt;/termination&gt;&lt;constructionHeuristic&gt;&lt;constructionHeuristicType&gt;FIRST_FIT_DECREASING&lt;/constructionHeuristicType&gt;&lt;constructionHeuristicPickEarlyType&gt;FIRST_LAST_STEP_SCORE_EQUAL_OR_IMPROVING&lt;/constructionHeuristicPickEarlyType&gt;&lt;/constructionHeuristic&gt;&lt;localSearch&gt;&lt;acceptor&gt;&lt;planningEntityTabuSize&gt;7&lt;/planningEntityTabuSize&gt;&lt;/acceptor&gt;&lt;forager!
 &gt;&lt;mi
nimalAcceptedSelection&gt;1000&lt;/minimalAcceptedSelection&gt;&lt;/forager&gt;&lt;/localSearch&gt;&lt;/solver&gt;&quot;;</div><div><div class="h5">
            <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>
                      SolverFactory solverFactory = new
              XmlSolverFactory().configure(bt);</div>
            <div>        Solver solver = solverFactory.buildSolver();</div>
          </div></div></div>
        </div><div><div class="h5">
        <div>---------------------</div>
        <div><br>
        </div>
        <div>cloudBalancingScoreRules.drl is the file I want to
          get from database as text and apply it to the xml. Is it
          possible to do inside this configuration or will I have to
          implement a xml file pointing it everytime?</div>
        <div><br>
        </div>
        <div class="gmail_extra"><br>
          <br>
          <div class="gmail_quote">
            2013/1/22 Geoffrey De Smet <span dir="ltr">&lt;<a 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"> Use a
                ByteArrayInputStream based on that String<br>
                and give it to:<br>
org.drools.planner.config.XmlSolverFactory#configure(InputStream)<br>
                <br>
                <div>Op 22-01-13 15:51, André Fróes schreef:<br>
                </div>
                <blockquote type="cite">
                  <div dir="ltr">Can I provide the plain xml code to a
                    SolverFactory?
                    <div><br>
                    </div>
                    <div>SolverFactory solverFactory = new
                      XmlSolverFactory(&lt;&lt;xmlHere&gt;&gt;);<br>
                    </div>
                    <div><br>
                    </div>
                    <div>I know that I can provide the path to a config
                      file.</div>
                  </div>
                  <br>
                  <fieldset></fieldset>
                  <br>
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                </blockquote>
                <br>
              </div>
              <br>
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            </blockquote>
          </div>
          <br>
        </div>
      </div></div></div><div><div class="h5">
      <br>
      <fieldset></fieldset>
      <br>
      <pre>_______________________________________________
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    </div></div></blockquote>
    <br>
  </div>

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