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107 lines
3.8 KiB
Java
107 lines
3.8 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.timingdiagram.command;
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import net.sourceforge.plantuml.LineLocation;
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import net.sourceforge.plantuml.command.CommandExecutionResult;
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import net.sourceforge.plantuml.command.SingleLineCommand2;
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import net.sourceforge.plantuml.command.regex.IRegex;
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import net.sourceforge.plantuml.command.regex.RegexConcat;
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import net.sourceforge.plantuml.command.regex.RegexLeaf;
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import net.sourceforge.plantuml.command.regex.RegexOptional;
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import net.sourceforge.plantuml.command.regex.RegexResult;
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import net.sourceforge.plantuml.timingdiagram.Player;
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import net.sourceforge.plantuml.timingdiagram.TimeTick;
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import net.sourceforge.plantuml.timingdiagram.TimingDiagram;
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public class CommandConstraint extends SingleLineCommand2<TimingDiagram> {
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public CommandConstraint() {
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super(getRegexConcat());
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}
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private static IRegex getRegexConcat() {
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return RegexConcat.build(CommandConstraint.class.getName(), RegexLeaf.start(), //
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new RegexLeaf("PART1", "(" + CommandTimeMessage.PLAYER_CODE + ")?"), //
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TimeTickBuilder.expressionAtWithArobase("TIME1"), //
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RegexLeaf.spaceZeroOrMore(), //
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new RegexLeaf("\\<"), //
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new RegexLeaf("ARROW", "(-+)"), //
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new RegexLeaf("\\>"), //
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RegexLeaf.spaceZeroOrMore(), //
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TimeTickBuilder.expressionAtWithArobase("TIME2"), //
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RegexLeaf.spaceZeroOrMore(), //
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new RegexOptional( //
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new RegexConcat( //
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new RegexLeaf(":"), //
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RegexLeaf.spaceZeroOrMore(), //
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new RegexLeaf("MESSAGE", "(.*)") //
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)), //
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RegexLeaf.spaceZeroOrMore(), RegexLeaf.end());
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}
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@Override
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final protected CommandExecutionResult executeArg(TimingDiagram diagram, LineLocation location, RegexResult arg) {
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final String part1 = arg.get("PART1", 0);
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final Player player1;
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if (part1 == null) {
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player1 = diagram.getLastPlayer();
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if (player1 == null) {
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return CommandExecutionResult.error("You have to provide a participant");
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}
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} else {
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player1 = diagram.getPlayer(part1);
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if (player1 == null) {
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return CommandExecutionResult.error("No such participant " + part1);
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}
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}
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final TimeTick tick1 = TimeTickBuilder.parseTimeTick("TIME1", arg, diagram);
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if (tick1 == null) {
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return CommandExecutionResult.error("Unknown time label");
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}
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final TimeTick restore = diagram.getNow();
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diagram.updateNow(tick1);
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final TimeTick tick2 = TimeTickBuilder.parseTimeTick("TIME2", arg, diagram);
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diagram.updateNow(restore);
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if (tick2 == null) {
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return CommandExecutionResult.error("Unknown time label");
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}
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player1.createConstraint(tick1, tick2, arg.get("MESSAGE", 0));
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return CommandExecutionResult.ok();
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}
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}
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