code: @Override
  	public IClasspathEntry[] getClasspathEntries() {
  		// TODO Auto-generated method stub
  		List<IClasspathEntry> libraries = Activator.getDefault().libraries();
  		return libraries.toArray(new IClasspathEntry[libraries.size()]);
  	}
docs: /* (non-Javadoc)
  @see org.eclipse.jdt.core.IClasspathContainer#getClasspathEntries()