class AgentConfigs {

  @Override
  public String toString() {
    final StringBuilder sb = new StringBuilder();
    for (final String key : VALID_CONFIGS) {
      final String value = this.configs.get(key);
      if (value != null) {
        if (sb.length() > 0) {
          sb.append(',');
        }
        sb.append(key).append('=').append(value);
      }
    }
    return sb.toString();
  }

  public  AgentConfigs();
  public  AgentConfigs(final String agentConfigs);
  public  AgentConfigs(final Properties properties);

}