docs: public static List<IClasspathEntry> getDefaultSourceClassPathEntries(IPath projectFolder) {
  		final IPath srcJava = projectFolder.append(
  				Path.fromPortableString(SARLConfig.FOLDER_SOURCE_JAVA));
  		final IClasspathEntry srcJavaEntry = JavaCore.newSourceEntry(srcJava.makeAbsolute());
  
  		final IPath srcSarl = projectFolder.append(
  				Path.fromPortableString(SARLConfig.FOLDER_SOURCE_SARL));
  		final IClasspathEntry srcSarlEntry = JavaCore.newSourceEntry(srcSarl.makeAbsolute());
  
  		final IPath srcGeneratedSources = projectFolder.append(
  				Path.fromPortableString(SARLConfig.FOLDER_SOURCE_GENERATED));
  		final IClasspathAttribute attr = JavaCore.newClasspathAttribute(
  				IClasspathAttribute.IGNORE_OPTIONAL_PROBLEMS,
  				Boolean.TRUE.toString());
  		final IClasspathEntry srcGeneratedSourcesEntry = JavaCore.newSourceEntry(
  				srcGeneratedSources.makeAbsolute(),
  				ClasspathEntry.INCLUDE_ALL,
  				ClasspathEntry.EXCLUDE_NONE,
  				null /*output location*/,
  				new IClasspathAttribute[] {attr});
  
  		final IPath srcResources = projectFolder.append(
  				Path.fromPortableString(SARLConfig.FOLDER_RESOURCES));
  		final IClasspathEntry srcResourcesEntry = JavaCore.newSourceEntry(srcResources.makeAbsolute());
  
  		return Arrays.asList(
  				srcSarlEntry,
  				srcJavaEntry,
  				srcResourcesEntry,
  				srcGeneratedSourcesEntry);
  	}