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104 lines
3.3 KiB
Java
104 lines
3.3 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 2009-2020, 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.command;
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import net.sourceforge.plantuml.AbstractPSystem;
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import net.sourceforge.plantuml.ErrorUml;
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import net.sourceforge.plantuml.ErrorUmlType;
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import net.sourceforge.plantuml.StringLocated;
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import net.sourceforge.plantuml.core.Diagram;
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import net.sourceforge.plantuml.core.DiagramType;
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import net.sourceforge.plantuml.core.UmlSource;
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import net.sourceforge.plantuml.error.PSystemErrorUtils;
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import net.sourceforge.plantuml.utils.StartUtils;
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import net.sourceforge.plantuml.version.IteratorCounter2;
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public abstract class PSystemBasicFactory<P extends AbstractPSystem> extends PSystemAbstractFactory {
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public PSystemBasicFactory(DiagramType diagramType) {
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super(diagramType);
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}
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public PSystemBasicFactory() {
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this(DiagramType.UML);
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}
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public abstract P executeLine(P system, String line);
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public P init(String startLine) {
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return null;
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}
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private boolean isEmptyLine(StringLocated result) {
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return result.getStringTrimmed().length() == 0;
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}
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final public Diagram createSystem(UmlSource source) {
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source = source.removeInitialSkinparam();
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final IteratorCounter2 it = source.iterator2();
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final StringLocated startLine = it.next();
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P system = init(startLine.getString());
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boolean first = true;
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while (it.hasNext()) {
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final StringLocated s = it.next();
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if (first && s != null && isEmptyLine(s)) {
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continue;
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}
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first = false;
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if (StartUtils.isArobaseEndDiagram(s.getString())) {
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if (source.getTotalLineCount() == 2 && source.isStartDef() == false) {
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return buildEmptyError(source, s.getLocation(), it.getTrace());
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}
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if (system != null) {
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system.setSource(source);
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}
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return system;
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}
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system = executeLine(system, s.getString());
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if (system == null) {
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final ErrorUml err = new ErrorUml(ErrorUmlType.SYNTAX_ERROR, "Syntax Error?", s.getLocation());
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// return PSystemErrorUtils.buildV1(source, err, null);
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return PSystemErrorUtils.buildV2(source, err, null, it.getTrace());
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}
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}
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if (system != null) {
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system.setSource(source);
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}
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return system;
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}
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}
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