code: public java.util.List<AgentVersion> getAgentVersions() {
          if (agentVersions == null) {
              agentVersions = new com.amazonaws.internal.SdkInternalList<AgentVersion>();
          }
          return agentVersions;
      }
docs: <p>
  The agent versions for the specified stack or configuration manager. Note that this value is the complete version
  number, not the abbreviated number used by the console.
  </p>
  
  @return The agent versions for the specified stack or configuration manager. Note that this value is the complete
  version number, not the abbreviated number used by the console.