code: private Proxy getMavenProxy() {
          if (mavenSettings != null) {
              final List<Proxy> proxies = mavenSettings.getProxies();
              if (proxies != null && !proxies.isEmpty()) {
                  if (mavenSettingsProxyId != null) {
                      for (Proxy proxy : proxies) {
                          if (mavenSettingsProxyId.equalsIgnoreCase(proxy.getId())) {
                              return proxy;
                          }
                      }
                  } else {
                      for (Proxy aProxy : proxies) {
                          if (aProxy.isActive()) {
                              return aProxy;
                          }
                      }
                  }
              }
          }
          return null;
      }
docs: Returns the maven proxy.
  
  @return the maven proxy