plantuml/src/net/sourceforge/plantuml/project/lang/ComplementDate.java

128 lines
3.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
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*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
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* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.project.lang;
import net.sourceforge.plantuml.project.Failable;
import net.sourceforge.plantuml.project.GanttDiagram;
import net.sourceforge.plantuml.project.time.Day;
import net.sourceforge.plantuml.regex.IRegex;
import net.sourceforge.plantuml.regex.RegexConcat;
import net.sourceforge.plantuml.regex.RegexLeaf;
import net.sourceforge.plantuml.regex.RegexOr;
import net.sourceforge.plantuml.regex.RegexResult;
public class ComplementDate implements Something {
private final Type type;
static enum Type {
ANY, ONLY_RELATIVE, ONLY_ABSOLUTE;
}
private ComplementDate(Type type) {
this.type = type;
}
public static ComplementDate any() {
return new ComplementDate(Type.ANY);
}
public static ComplementDate onlyRelative() {
return new ComplementDate(Type.ONLY_RELATIVE);
}
public static ComplementDate onlyAbsolute() {
return new ComplementDate(Type.ONLY_ABSOLUTE);
}
public IRegex toRegex(String suffix) {
final DayPattern dayPattern = new DayPattern(suffix);
switch (type) {
case ONLY_ABSOLUTE:
return dayPattern.toRegex();
case ONLY_RELATIVE:
return new RegexOr(toRegexD(suffix), toRegexE(suffix));
}
return new RegexOr(dayPattern.toRegex(), toRegexD(suffix), toRegexE(suffix));
}
private IRegex toRegexD(String suffix) {
return new RegexConcat( //
new RegexLeaf("DCOUNT" + suffix, "([\\d]+)"), //
RegexLeaf.spaceOneOrMore(), //
new RegexLeaf("days?"), //
RegexLeaf.spaceOneOrMore(), //
new RegexLeaf("after"), //
RegexLeaf.spaceOneOrMore(), //
new RegexLeaf("start") //
);
}
private IRegex toRegexE(String suffix) {
return new RegexConcat( //
new RegexLeaf("[dD]\\+"), //
new RegexLeaf("ECOUNT" + suffix, "([\\d]+)") //
);
}
public Failable<Day> getMe(GanttDiagram system, RegexResult arg, String suffix) {
final DayPattern dayPattern = new DayPattern(suffix);
final Day result = dayPattern.getDay(arg);
if (result != null)
return Failable.ok(result);
if (arg.get("DCOUNT" + suffix, 0) != null)
return Failable.ok(resultD(system, arg, suffix));
if (arg.get("ECOUNT" + suffix, 0) != null)
return Failable.ok(resultE(system, arg, suffix));
throw new IllegalStateException();
}
private Day resultD(GanttDiagram system, RegexResult arg, String suffix) {
final int day = Integer.parseInt(arg.get("DCOUNT" + suffix, 0));
return system.getStartingDate().addDays(day);
}
private Day resultE(GanttDiagram system, RegexResult arg, String suffix) {
final int day = Integer.parseInt(arg.get("ECOUNT" + suffix, 0));
return system.getStartingDate().addDays(day);
}
}