plantuml/src/net/sourceforge/plantuml/yaml/Highlighted.java

108 lines
3.3 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* 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.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.yaml;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.cucadiagram.Stereotype;
public class Highlighted {
public static final String HIGHLIGHTED = "#highlight ";
private final static Pattern pattern = Pattern.compile("^([^<>]+)(\\<\\<.*\\>\\>)?$");
private final List<String> paths;
private final Stereotype stereotype;
private Highlighted(List<String> paths, Stereotype stereotype) {
this.paths = paths;
this.stereotype = stereotype;
}
public static boolean matchesDefinition(String line) {
return line.startsWith(Highlighted.HIGHLIGHTED);
}
public static Highlighted build(String line) {
if (matchesDefinition(line) == false)
throw new IllegalStateException();
line = line.substring(HIGHLIGHTED.length()).trim();
final Matcher matcher = pattern.matcher(line);
if (matcher.matches() == false)
throw new IllegalStateException();
final String paths = matcher.group(1).trim();
final Stereotype stereotype = matcher.group(2) == null ? null : Stereotype.build(matcher.group(2));
return new Highlighted(toList(paths), stereotype);
}
private static List<String> toList(String paths) {
final List<String> result = new ArrayList<>();
for (String s : paths.split("/"))
result.add(StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(s.trim(), "\""));
return result;
}
public Highlighted upOneLevel(String key) {
if (paths.size() <= 1)
return null;
final String first = paths.get(0);
if ("**".equals(first))
return new Highlighted(paths, stereotype);
if ("*".equals(first) || first.equals(key))
return new Highlighted(paths.subList(1, paths.size()), stereotype);
return null;
}
public boolean isKeyHighlight(String key) {
if (paths.size() == 2 && paths.get(0).equals("**") && paths.get(1).equals(key))
return true;
return paths.size() == 1 && paths.get(0).equals(key);
}
public final Stereotype getStereotype() {
return stereotype;
}
}