code: public Package getPackage(Object projectIdOrPath, Integer packageId) throws GitLabApiException {
          Response response = get(Response.Status.OK, null,
                  "projects", getProjectIdOrPath(projectIdOrPath), "packages", packageId);
          return (response.readEntity(Package.class));
      }
docs: Get a single project package.
  
  <pre><code>GitLab Endpoint: GET /projects/:id/packages/:package_id</code></pre>
  
  @param projectIdOrPath the project in the form of an Integer(ID), String(path), or Project instance
  @param packageId the ID of the package to get
  @return a Package instance for the specified package ID
  @throws GitLabApiException if any exception occurs