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/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2014, Arnaud Roques
*
* Project Info: http://plantuml.sourceforge.net
*
* This file is part of PlantUML.
*
* Licensed under The MIT License (Massachusetts Institute of Technology License)
*
* See http://opensource.org/licenses/MIT
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*
* Original Author: Arnaud Roques
*/
package net.sourceforge.plantuml.statediagram.command;
import net.sourceforge.plantuml.Direction;
import net.sourceforge.plantuml.classdiagram.command.CommandLinkClass;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.SingleLineCommand2;
import net.sourceforge.plantuml.command.regex.RegexConcat;
import net.sourceforge.plantuml.command.regex.RegexLeaf;
import net.sourceforge.plantuml.command.regex.RegexResult;
import net.sourceforge.plantuml.cucadiagram.Code;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.cucadiagram.IEntity;
import net.sourceforge.plantuml.cucadiagram.LeafType;
import net.sourceforge.plantuml.cucadiagram.Link;
import net.sourceforge.plantuml.cucadiagram.LinkDecor;
import net.sourceforge.plantuml.cucadiagram.LinkType;
import net.sourceforge.plantuml.cucadiagram.Stereotype;
import net.sourceforge.plantuml.statediagram.StateDiagram;
import net.sourceforge.plantuml.StringUtils;
public class CommandLinkState extends SingleLineCommand2<StateDiagram> {
public CommandLinkState() {
super(getRegex());
}
static RegexConcat getRegex() {
return new RegexConcat(new RegexLeaf("^"), //
getStatePattern("ENT1"), //
new RegexLeaf("[%s]*"), //
new RegexConcat(
//
new RegexLeaf("ARROW_CROSS_START", "(x)?"), //
new RegexLeaf("ARROW_BODY1", "(-+)"), //
new RegexLeaf("ARROW_STYLE1",
"(?:\\[((?:#\\w+|dotted|dashed|bold|hidden)(?:,#\\w+|,dotted|,dashed|,bold|,hidden)*)\\])?"), //
new RegexLeaf("ARROW_DIRECTION", "(left|right|up|down|le?|ri?|up?|do?)?"), //
new RegexLeaf("ARROW_STYLE2",
"(?:\\[((?:#\\w+|dotted|dashed|bold|hidden)(?:,#\\w+|,dotted|,dashed|,bold|,hidden)*)\\])?"), //
new RegexLeaf("ARROW_BODY2", "(-*)"), //
new RegexLeaf("\\>"), //
new RegexLeaf("ARROW_CIRCLE_END", "(o[%s]+)?")), //
new RegexLeaf("[%s]*"), //
getStatePattern("ENT2"), //
new RegexLeaf("[%s]*"), //
new RegexLeaf("LABEL", "(?::[%s]*([^%g]+))?"), //
new RegexLeaf("$"));
}
private static RegexLeaf getStatePattern(String name) {
return new RegexLeaf(
name,
"([\\p{L}0-9_.]+|[\\p{L}0-9_.]+\\[H\\]|\\[\\*\\]|\\[H\\]|(?:==+)(?:[\\p{L}0-9_.]+)(?:==+))[%s]*(\\<\\<.*\\>\\>)?[%s]*(#\\w+)?");
}
@Override
protected CommandExecutionResult executeArg(StateDiagram diagram, RegexResult arg) {
final String ent1 = arg.get("ENT1", 0);
final String ent2 = arg.get("ENT2", 0);
final IEntity cl1 = getEntityStart(diagram, ent1);
if (cl1 == null) {
return CommandExecutionResult.error("The state " + ent1
+ " has been created in a concurrent state : it cannot be used here.");
}
final IEntity cl2 = getEntityEnd(diagram, ent2);
if (cl2 == null) {
return CommandExecutionResult.error("The state " + ent2
+ " has been created in a concurrent state : it cannot be used here.");
}
if (arg.get("ENT1", 1) != null) {
cl1.setStereotype(new Stereotype(arg.get("ENT1", 1)));
}
if (arg.get("ENT1", 2) != null) {
cl1.setSpecificBackcolor(diagram.getSkinParam().getIHtmlColorSet().getColorIfValid(arg.get("ENT1", 2)));
}
if (arg.get("ENT2", 1) != null) {
cl2.setStereotype(new Stereotype(arg.get("ENT2", 1)));
}
if (arg.get("ENT2", 2) != null) {
cl2.setSpecificBackcolor(diagram.getSkinParam().getIHtmlColorSet().getColorIfValid(arg.get("ENT2", 2)));
}
String queue = arg.get("ARROW_BODY1", 0) + arg.get("ARROW_BODY2", 0);
final Direction dir = getDirection(arg);
if (dir == Direction.LEFT || dir == Direction.RIGHT) {
queue = "-";
}
final int lenght = queue.length();
final boolean crossStart = arg.get("ARROW_CROSS_START", 0) != null;
final boolean circleEnd = arg.get("ARROW_CIRCLE_END", 0) != null;
final LinkType linkType = new LinkType(circleEnd ? LinkDecor.ARROW_AND_CIRCLE : LinkDecor.ARROW,
crossStart ? LinkDecor.CIRCLE_CROSS : LinkDecor.NONE);
Link link = new Link(cl1, cl2, linkType, Display.getWithNewlines(arg.get("LABEL", 0)), lenght);
if (dir == Direction.LEFT || dir == Direction.UP) {
link = link.getInv();
}
CommandLinkClass.applyStyle(arg.getLazzy("ARROW_STYLE", 0), link);
diagram.addLink(link);
return CommandExecutionResult.ok();
}
// public static void applyStyle(String arrowStyle, Link link) {
// if (arrowStyle == null) {
// return;
// }
// final StringTokenizer st = new StringTokenizer(arrowStyle, ",");
// while (st.hasMoreTokens()) {
// final String s = st.nextToken();
// if (s.equalsIgnoreCase("dashed")) {
// link.goDashed();
// } else if (s.equalsIgnoreCase("bold")) {
// link.goBold();
// } else if (s.equalsIgnoreCase("dotted")) {
// link.goDotted();
// } else if (s.equalsIgnoreCase("hidden")) {
// link.goHidden();
// } else {
// link.setSpecificColor(s);
// }
// }
// }
private Direction getDirection(RegexResult arg) {
final String arrowDirection = arg.get("ARROW_DIRECTION", 0);
if (arrowDirection != null) {
return StringUtils.getQueueDirection(arrowDirection);
}
return null;
}
private IEntity getEntityStart(StateDiagram system, String code) {
if (code.startsWith("[*]")) {
return system.getStart();
}
if (code.equalsIgnoreCase("[H]")) {
return system.getHistorical();
}
if (code.endsWith("[H]")) {
return system.getHistorical(Code.of(code.substring(0, code.length() - 3)));
}
if (code.startsWith("=") && code.endsWith("=")) {
code = removeEquals(code);
return system.getOrCreateLeaf(Code.of(code), LeafType.SYNCHRO_BAR, null);
}
if (system.checkConcurrentStateOk(Code.of(code)) == false) {
return null;
}
return system.getOrCreateLeaf(Code.of(code), null, null);
}
private String removeEquals(String code) {
while (code.startsWith("=")) {
code = code.substring(1);
}
while (code.endsWith("=")) {
code = code.substring(0, code.length() - 1);
}
return code;
}
private IEntity getEntityEnd(StateDiagram system, String code) {
if (code.startsWith("[*]")) {
return system.getEnd();
}
if (code.endsWith("[H]")) {
return system.getHistorical(Code.of(code.substring(0, code.length() - 3)));
}
if (code.startsWith("=") && code.endsWith("=")) {
code = removeEquals(code);
return system.getOrCreateLeaf(Code.of(code), LeafType.SYNCHRO_BAR, null);
}
if (system.checkConcurrentStateOk(Code.of(code)) == false) {
return null;
}
return system.getOrCreateLeaf(Code.of(code), null, null);
}
}
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