public synchronized Enumeration<String> engineAliases(){
  token.ensureValid();
  return Collections.enumeration(new HashSet<String>(aliasMap.keySet()));
}

public synchronized Enumeration < String > engineAliases ( ) { token . ensureValid ( ) ; return Collections . enumeration ( new HashSet < String > ( aliasMap . keySet ( ) ) ) ; }
lists all the alias names of this keystore .
