LanguageNotLoadedProblem.java

package jetbrains.mps.ide.migration.check;

/*Generated by MPS */

import org.jetbrains.mps.openapi.language.SLanguage;
import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.project.AbstractModule;
import java.util.HashSet;
import org.jetbrains.mps.openapi.module.SDependency;
import jetbrains.mps.internal.collections.runtime.Sequence;
import jetbrains.mps.classloading.ClassLoaderManager;

public class LanguageNotLoadedProblem extends LanguageMissingProblem {
  public LanguageNotLoadedProblem(SLanguage language, SNode instance) {
    super(language, instance);
  }

  public String getMessage() {
    SLanguage lang = getLanguage();
    String err = "Language " + lang + " can't be loaded";

    AbstractModule langModule = (AbstractModule) lang.getSourceModule();

    HashSet<String> invalidDep = new HashSet<String>();
    for (SDependency dep : Sequence.fromIterable(langModule.getDeclaredDependencies())) {
      if (!(ClassLoaderManager.getInstance().isValidForClassloading(dep.getTargetModule()))) {
        invalidDep.add(dep.getTargetModule().getModuleName());
      }
    }
    if (!(invalidDep.isEmpty())) {
      err += String.format(": dependencies %s can't be loaded", invalidDep);
    }

    return err;
  }

  public String getCategory() {
    return "Language not loaded (dependency problem)";
  }
}