docs: public static CacheableYamlSource sourceFromString(
          final String identity,
          final String content,
          final Date modified,
          final ValidationSet validation
      )
      {
          return new CacheableYamlSource() {
              @Override
              public boolean isValid() {
                  return true;
              }
  
              @Override
              public Date getLastModified() {
                  return modified;
              }
  
              @Override
              public String getIdentity() {
                  return identity;
              }
  
              @Override
              public Iterable<ACLPolicyDoc> loadAll(final Yaml yaml) throws IOException {
                  return YamlParsePolicy.documentIterable(yaml.loadAll(content).iterator(), validation, identity);
              }
  
              @Override
              public ValidationSet getValidationSet() {
                  return validation;
              }
  
              @Override
              public void close() throws IOException {
  
              }
          };
      }