Print Class — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/logging/StandardStackTracePrinter.java lines 324–364

	private record Print(String indent, String caption, Output output) {

		void circularReference(String hashPrefix, String throwable) throws IOException {
			this.output.println(this.indent, this.caption + "[CIRCULAR REFERENCE: " + hashPrefix + throwable + "]");
		}

		void thrown(String hashPrefix, String throwable) throws IOException {
			this.output.println(this.indent, this.caption + hashPrefix + throwable);
		}

		void at(String frame) throws IOException {
			this.output.println(this.indent, "\tat " + frame);
		}

		void omittedFilteredFrames(int filteredFrameCount) throws IOException {
			if (filteredFrameCount > 0) {
				this.output.println(this.indent, "\t... " + filteredFrameCount + " filtered");
			}
		}

		void omittedCommonFrames(int commonFrameCount) throws IOException {
			this.output.println(this.indent, "\t... " + commonFrameCount + " more");
		}

		Print withCausedByCaption(@Nullable StackTrace causedBy) {
			return withCaption(causedBy != null, "", "Caused by: ");
		}

		Print withWrappedByCaption(@Nullable StackTrace wrappedBy) {
			return withCaption(wrappedBy != null, "", "Wrapped by: ");
		}

		public Print withSuppressedCaption() {
			return withCaption(true, "\t", "Suppressed: ");
		}

		private Print withCaption(boolean test, String extraIndent, String caption) {
			return (test) ? new Print(this.indent + extraIndent, caption, this.output) : this;
		}

	}