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141 lines
3.4 KiB
Java
141 lines
3.4 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.cucadiagram.dot;
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import java.io.File;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import net.sourceforge.plantuml.StringUtils;
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public class GraphvizVersionFinder {
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final private File dotExe;
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final public static GraphvizVersion DEFAULT = new GraphvizVersion() {
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public boolean useShield() {
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return true;
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}
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public boolean useProtectionWhenThereALinkFromOrToGroup() {
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return true;
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}
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public boolean useXLabelInsteadOfLabel() {
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return false;
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}
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public boolean isVizjs() {
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return false;
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}
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public boolean ignoreHorizontalLinks() {
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return false;
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}
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};
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public GraphvizVersionFinder(File dotExe) {
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this.dotExe = dotExe;
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}
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public GraphvizVersion getVersion() {
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final String dotVersion = dotVersion();
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final Pattern p = Pattern.compile("([23456])\\.(\\d\\d?)");
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final Matcher m = p.matcher(dotVersion);
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final boolean find = m.find();
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if (find == false) {
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return DEFAULT;
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}
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final int major = Integer.parseInt(m.group(1));
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final int minor = Integer.parseInt(m.group(2));
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final int v = 100 * major + minor;
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return new GraphvizVersion() {
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public boolean useShield() {
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return v <= 228;
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}
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public boolean useProtectionWhenThereALinkFromOrToGroup() {
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if (v == 239 || v == 240) {
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return false;
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}
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// return v < 238;
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return true;
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}
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public boolean useXLabelInsteadOfLabel() {
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return false;
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}
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public boolean isVizjs() {
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return false;
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}
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public boolean ignoreHorizontalLinks() {
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if (v == 230) {
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return true;
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}
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return false;
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}
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};
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}
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public String dotVersion() {
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final String cmd[] = getCommandLine();
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final ProcessRunner p = new ProcessRunner(cmd);
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final ProcessState state = p.run(null, null);
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if (state.differs(ProcessState.TERMINATED_OK())) {
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return "?";
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}
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final StringBuilder sb = new StringBuilder();
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if (StringUtils.isNotEmpty(p.getOut())) {
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sb.append(p.getOut());
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}
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if (StringUtils.isNotEmpty(p.getError())) {
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if (sb.length() > 0) {
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sb.append(' ');
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}
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sb.append(p.getError());
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}
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return StringUtils.trin(sb.toString().replace('\n', ' '));
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}
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private String[] getCommandLine() {
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return new String[] { dotExe.getAbsolutePath(), "-V" };
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}
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}
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