public ImageDetails apply()

in openstack-glance/src/main/java/org/jclouds/openstack/glance/v1_0/functions/ParseImageDetailsFromHeaders.java [63:104]
35 lines of code
9 McCabe index (conditional complexity)

   public ImageDetails apply(HttpResponse from) {
      ImageDetails.Builder<?> builder = ImageDetails.builder()
                .id(from.getFirstHeaderOrNull(ID.asHeader()))
                .name(from.getFirstHeaderOrNull(NAME.asHeader()))
                .checksum(from.getFirstHeaderOrNull(CHECKSUM.asHeader()))
                .minDisk(Long.parseLong(from.getFirstHeaderOrNull(MIN_DISK.asHeader())))
                .minRam(Long.parseLong(from.getFirstHeaderOrNull(MIN_RAM.asHeader())))
                .isPublic(Boolean.parseBoolean(from.getFirstHeaderOrNull(IS_PUBLIC.asHeader())))
                .createdAt(dateService.iso8601DateOrSecondsDateParse(from.getFirstHeaderOrNull(CREATED_AT.asHeader())))
                .updatedAt(dateService.iso8601DateOrSecondsDateParse(from.getFirstHeaderOrNull(UPDATED_AT.asHeader())))
                .owner(from.getFirstHeaderOrNull(OWNER.asHeader()))
                .location(from.getFirstHeaderOrNull(LOCATION.asHeader()))
                .status(Status.fromValue(from.getFirstHeaderOrNull(STATUS.asHeader())));

      String containerFormat = from.getFirstHeaderOrNull(CONTAINER_FORMAT.asHeader());
      String diskFormat = from.getFirstHeaderOrNull(DISK_FORMAT.asHeader());
      String deletedAt = from.getFirstHeaderOrNull(DELETED_AT.asHeader());
      String size = from.getFirstHeaderOrNull(SIZE.asHeader());

      if (containerFormat != null) builder.containerFormat(ContainerFormat.fromValue(containerFormat));
      if (diskFormat != null) builder.diskFormat(DiskFormat.fromValue(diskFormat));
      if (deletedAt != null) builder.deletedAt(dateService.iso8601SecondsDateParse(deletedAt));
      if (size != null) builder.size(Long.parseLong(size));

      // There may be multiple headers that begin with the prefix x-image-meta-property-. These headers are free-form
      // key/value pairs that have been saved with the image metadata. The key is the string after
      // x-image-meta-property- and the value is the value of the header
      Map<String, String> properties = Maps.newHashMap();
      String propertyHeader = PROPERTY.asHeader();
      for (Map.Entry<String, String> headerEntry : from.getHeaders().entries()) {
         String headerName = headerEntry.getKey();
         if (!Strings.isNullOrEmpty(headerName) && headerName.startsWith(propertyHeader)
                 && headerName.length() > propertyHeader.length()) {
            String propertyName = headerName.substring(PROPERTY.asHeader().length() + 1).toLowerCase();
            String propertyValue = headerEntry.getValue();
            properties.put(propertyName, propertyValue);
         }
      }
      builder.properties(properties);

      return builder.build();
   }