public DependentLoaderImplementation cloneLoader(
      DependentLoader loader, String aditionalDependency) {
    DependentLoaderImplementation otherAsImplementation = (DependentLoaderImplementation) loader;

    DependentLoaderImplementation newLoader =
        new DependentLoaderImplementation(
            otherAsImplementation.artifact,
            loader.getURLs(),
            exposed,
            otherAsImplementation.parent);
    newLoader.dependencies = otherAsImplementation.dependencies;

    if (!"".equals(aditionalDependency)) {
      DependentLoaderImplementation dependency =
          enshureDependencyJarLoaded(otherAsImplementation.artifact, aditionalDependency);
      ArrayList<DependentLoaderImplementation> depList =
          new ArrayList<DependentLoaderImplementation>();
      for (DependentLoaderImplementation dependentLoaderImplementation : newLoader.dependencies) {
        depList.add(dependentLoaderImplementation);
      }
      depList.add(dependency);
      newLoader.setDependencies(depList.toArray(new DependentLoaderImplementation[depList.size()]));
    }
    visitLoader(newLoader);
    return newLoader;
  }
  public DependentLoaderImplementation nameArtifact(
      Artifact artifactId, URL[] jar, Object... dependsOn) {
    DependentLoaderImplementation theLoader = null;
    if (jar == null)
      theLoader = new DependentLoaderImplementation(artifactId, exposed, parentLoader);
    else theLoader = new DependentLoaderImplementation(artifactId, jar, exposed, parentLoader);

    List<DependentLoaderImplementation> dependencies =
        new ArrayList<DependentLoaderImplementation>();

    for (Object dependency : dependsOn) {
      if (dependency instanceof DependentLoaderImplementation) {
        dependencies.add((DependentLoaderImplementation) dependency);
      } else if (dependency instanceof String) {
        DependentLoaderImplementation candidate =
            enshureDependencyJarLoaded(artifactId, new DefaultArtifact((String) dependency));
        if (candidate != null) dependencies.add((DependentLoaderImplementation) dependency);
      } else if (dependency instanceof Artifact) {
        DependentLoaderImplementation candidate =
            enshureDependencyJarLoaded(artifactId, (Artifact) dependency);
        if (candidate != null) dependencies.add((DependentLoaderImplementation) dependency);
      }
    }
    theLoader.setDependencies(
        dependencies.toArray(new DependentLoaderImplementation[dependencies.size()]));

    if (artifactId != null) {
      assert (theLoader != null);
      setLoader(theLoader);
      assert (loaderMap.get(toString(artifactId)) != null);
    }
    visitLoader(theLoader);
    return theLoader;
  }
  public DependentLoaderImplementation cloneLoader(DependentLoader loader) {
    DependentLoaderImplementation otherAsImplementation = (DependentLoaderImplementation) loader;
    DependentLoaderImplementation newLoader =
        new DependentLoaderImplementation(
            otherAsImplementation.artifact,
            loader.getURLs(),
            exposed,
            otherAsImplementation.parent);
    newLoader.setDependencies(otherAsImplementation.dependencies);

    visitLoader(newLoader);
    return newLoader;
  }
  public DependentLoaderImplementation enshureJarLoaded(Artifact _artifactId) {
    Artifact artifactId = unify(_artifactId);

    if ("dependent".equals(artifactId.getArtifactId())
        && "no.dbwatch".equals(artifactId.getGroupId())) {
      return null;
    }
    DependentLoaderImplementation theLoader = findOverride(artifactId);
    if (theLoader != null) {
      visitLoader(theLoader);
      return theLoader;
    }
    if (loaderMap.containsKey(toString(artifactId))) return loaderMap.get(toString(artifactId));
    // Fetch jar and dependencies.
    OutputBouble bouble = OutputBouble.push();

    try {
      Result<File> localFileName = dependencyManager.getLocalFile(artifactId);

      if (localFileName.success())
        theLoader =
            new DependentLoaderImplementation(
                artifactId,
                localFileName.val.getAbsoluteFile().toURI().toURL(),
                exposed,
                parentLoader);
      else theLoader = new DependentLoaderImplementation(artifactId, exposed, parentLoader);
      setLoader(theLoader);

      List<Artifact> dependencies = dependencyManager.getDirectDependencies(artifactId);

      DependentLoaderImplementation[] actualDependencies =
          new DependentLoaderImplementation[dependencies.size() + theLoader.dependencies.length];
      int i = 0;
      for (DependentLoaderImplementation dependencyFromConf : theLoader.dependencies) {
        actualDependencies[i++] = dependencyFromConf;
      }
      for (Artifact dependencyId : dependencies) {

        DependentLoaderImplementation loader = enshureDependencyJarLoaded(artifactId, dependencyId);
        if (loader == null) {
          OutputBouble.logFile.println(artifactId.toString() + ":");
          OutputBouble.logFile.println("\t Missing dependency " + dependencyId.toString());
          OutputBouble.logFile.println("\t Ignoring");
        } else {
          actualDependencies[i++] = loader;
        }
      }
      if (actualDependencies.length > i) {
        actualDependencies = Arrays.copyOf(actualDependencies, i);
      }

      theLoader.setDependencies(actualDependencies);

      extraDependencies.loaderAdded(theLoader);

      visitLoader(theLoader);
      return theLoader;
    } catch (Exception e) {
      OutputBouble.reportError(e);
      return theLoader;
    } finally {
      bouble.pop();
      if (bouble.isError) bouble.writeToParent();
    }
    // return null;
  }