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plantuml/src/net/sourceforge/plantuml/Guillemet.java
2019-03-29 23:14:07 +01:00

100 lines
2.9 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, 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;
import java.util.StringTokenizer;
import java.util.regex.Matcher;
public class Guillemet {
public static final Guillemet NONE = new Guillemet("", "");
public static final Guillemet DOUBLE_COMPARATOR = new Guillemet("<<", ">>");
public static final Guillemet GUILLEMET = new Guillemet("\u00AB", "\u00BB");
private final String start;
private final String end;
public Guillemet fromDescription(String value) {
if (value != null) {
if ("false".equalsIgnoreCase(value)) {
return Guillemet.DOUBLE_COMPARATOR;
}
if ("<< >>".equalsIgnoreCase(value)) {
return Guillemet.DOUBLE_COMPARATOR;
}
if ("none".equalsIgnoreCase(value)) {
return Guillemet.NONE;
}
if (value.contains(" ")) {
final StringTokenizer st = new StringTokenizer(value, " ");
return new Guillemet(st.nextToken(), st.nextToken());
}
}
return Guillemet.GUILLEMET;
}
private Guillemet(String start, String end) {
this.start = start;
this.end = end;
}
public String manageGuillemet(String st) {
if (this == DOUBLE_COMPARATOR) {
return st;
}
return st.replaceAll("\\<\\<\\s?((?:\\<&\\w+\\>|[^<>])+?)\\s?\\>\\>", Matcher.quoteReplacement(start) + "$1"
+ Matcher.quoteReplacement(end));
}
public String manageGuillemetStrict(String st) {
if (this == DOUBLE_COMPARATOR) {
return st;
}
if (st.startsWith("<< ")) {
st = start + st.substring(3);
} else if (st.startsWith("<<")) {
st = start + st.substring(2);
}
if (st.endsWith(" >>")) {
st = st.substring(0, st.length() - 3) + end;
} else if (st.endsWith(">>")) {
st = st.substring(0, st.length() - 2) + end;
}
return st;
}
}