net.sourceforge.plantuml.command.CommandSpriteFile Maven / Gradle / Ivy
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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | 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:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://plantuml.com/liberapay (only 1€ per month!)
* https://plantuml.com/paypal
*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see {
public static final CommandSpriteFile ME = new CommandSpriteFile();
private CommandSpriteFile() {
super(getRegexConcat());
}
private static IRegex getRegexConcat() {
return RegexConcat.build(CommandSpriteFile.class.getName(), RegexLeaf.start(), //
new RegexLeaf("sprite"), //
RegexLeaf.spaceOneOrMore(), //
new RegexLeaf("\\$?"), //
new RegexLeaf("NAME", "([-%pLN_]+)"), //
RegexLeaf.spaceOneOrMore(), //
new RegexLeaf("FILE", "([^<>%g#]*)"), RegexLeaf.end());
}
@Override
protected CommandExecutionResult executeArg(TitledDiagram system, LineLocation location, RegexResult arg) {
// ::comment when __CORE__
final String src = arg.get("FILE", 0);
final Sprite sprite;
try {
if (src.startsWith("jar:")) {
final String inner = src.substring(4) + ".png";
final InputStream is = SpriteImage.getInternalSprite(inner);
if (is == null)
return CommandExecutionResult.error("No such internal sprite: " + inner);
sprite = new SpriteImage(SImageIO.read(is));
} else if (src.contains("~")) {
final int idx = src.lastIndexOf("~");
final SFile f = FileSystem.getInstance().getFile(src.substring(0, idx));
if (f.exists() == false)
return CommandExecutionResult.error("Cannot read: " + src);
final String name = src.substring(idx + 1);
sprite = getImageFromZip(f, name);
if (sprite == null)
return CommandExecutionResult.error("Cannot read: " + src);
} else {
final SFile f = FileSystem.getInstance().getFile(src);
if (f.exists() == false)
return CommandExecutionResult.error("Cannot read: " + src);
if (isSvg(f.getName())) {
final String tmp = FileUtils.readSvg(f);
if (tmp == null)
return CommandExecutionResult.error("Cannot read: " + src);
sprite = new SpriteSvg(tmp);
} else {
final BufferedImage tmp = f.readRasterImageFromFile();
if (tmp == null)
return CommandExecutionResult.error("Cannot read: " + src);
sprite = new SpriteImage(tmp);
}
}
} catch (IOException e) {
Log.error("Error reading " + src + " " + e);
return CommandExecutionResult.error("Cannot read: " + src);
}
system.addSprite(arg.get("NAME", 0), sprite);
return CommandExecutionResult.ok();
}
// ::comment when __CORE__
private Sprite getImageFromZip(SFile f, String name) throws IOException {
final InputStream tmp = f.openFile();
if (tmp == null) {
return null;
}
ZipInputStream zis = null;
try {
zis = new ZipInputStream(tmp);
ZipEntry ze = zis.getNextEntry();
while (ze != null) {
final String fileName = ze.getName();
if (ze.isDirectory()) {
} else if (fileName.equals(name)) {
if (isSvg(name))
return new SpriteSvg(FileUtils.readSvg(zis));
else
return new SpriteImage(SImageIO.read(zis));
}
ze = zis.getNextEntry();
}
} finally {
if (zis != null) {
zis.closeEntry();
zis.close();
}
}
return null;
}
private boolean isSvg(String name) {
return name.toLowerCase().endsWith(".svg");
}
}