Update Class — spring-boot Architecture

Source Code

buildpack/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/type/ImageConfig.java lines 109–135

	public static final class Update {

		private final ObjectNode copy;

		private Update(ImageConfig source) {
			this.copy = (ObjectNode) source.getNode().deepCopy();
		}

		private ImageConfig run(Consumer<Update> update) {
			update.accept(this);
			return new ImageConfig(this.copy);
		}

		/**
		 * Update the image config with an additional label.
		 * @param label the label name
		 * @param value the label value
		 */
		public void withLabel(String label, String value) {
			JsonNode labels = this.copy.at("/Labels");
			if (labels.isMissingNode()) {
				labels = this.copy.putObject("Labels");
			}
			((ObjectNode) labels).put(label, value);
		}

	}