Exit.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2025, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
 * License for more details.
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 * You should have received a copy of the GNU General Public
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 * Original Author:  Arnaud Roques
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package net.sourceforge.plantuml.cli;

public final class Exit {

	private Exit() {
	}

	public static final String DISABLE_PROPERTY = "plantuml.noSystemExit";

	public static void exit(int status) {
		if (Boolean.getBoolean(DISABLE_PROPERTY))
			throw new ExitRequest(status);

		System.exit(status);
	}

	public static final class ExitRequest extends RuntimeException {
		public final int status;

		public ExitRequest(int status) {
			super("System.exit(" + status + ") intercepted");
			this.status = status;
		}
	}
}