MojoBuildLog Class — spring-boot Architecture

Source Code

build-plugin/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/BuildImageMojo.java lines 366–411

	private static class MojoBuildLog extends AbstractBuildLog {

		private static final long THRESHOLD = Duration.ofSeconds(2).toMillis();

		private final Supplier<Log> log;

		MojoBuildLog(Supplier<Log> log) {
			this.log = log;
		}

		@Override
		protected void log(String message) {
			this.log.get().info(message);
		}

		@Override
		protected Consumer<TotalProgressEvent> getProgressConsumer(String message) {
			return new ProgressLog(message);
		}

		private class ProgressLog implements Consumer<TotalProgressEvent> {

			private final String message;

			private long last;

			ProgressLog(String message) {
				this.message = message;
				this.last = System.currentTimeMillis();
			}

			@Override
			public void accept(TotalProgressEvent progress) {
				log(progress.getPercent());
			}

			private void log(int percent) {
				if (percent == 100 || (System.currentTimeMillis() - this.last) > THRESHOLD) {
					MojoBuildLog.this.log.get().info(this.message + " " + percent + "%");
					this.last = System.currentTimeMillis();
				}
			}

		}

	}