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83 lines
2.3 KiB
Java
83 lines
2.3 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.preproc2;
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import java.io.IOException;
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import net.sourceforge.plantuml.StringLocated;
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import net.sourceforge.plantuml.preproc.ReadLine;
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public class ReadFilterQuoteComment implements ReadFilter {
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public ReadLine applyFilter(final ReadLine source) {
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return new ReadLine() {
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public void close() throws IOException {
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source.close();
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}
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public StringLocated readLine() throws IOException {
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boolean longComment = false;
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while (true) {
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final StringLocated result = source.readLine();
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if (result == null) {
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return null;
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}
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final String trim = result.getString().replace('\t', ' ').trim();
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if (longComment && trim.endsWith("'/")) {
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longComment = false;
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continue;
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}
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if (longComment) {
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continue;
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}
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if (trim.startsWith("'")) {
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continue;
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}
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if (trim.startsWith("/'") && trim.endsWith("'/")) {
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continue;
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}
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if (trim.startsWith("/'") && trim.contains("'/") == false) {
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longComment = true;
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continue;
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}
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return ((StringLocated) result).removeInnerComment();
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}
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}
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};
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}
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}
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