code: public void setSources(java.util.Collection<Source> sources) {
          if (sources == null) {
              this.sources = null;
              return;
          }
  
          this.sources = new java.util.ArrayList<Source>(sources);
      }
docs: <p>
  The sources of the simulation application.
  </p>
  
  @param sources
  The sources of the simulation application.