mirror of https://github.com/octoleo/plantuml.git
118 lines
3.5 KiB
Java
118 lines
3.5 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 2009-2017, 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.preproc;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.Reader;
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import net.sourceforge.plantuml.CharSequence2;
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import net.sourceforge.plantuml.CharSequence2Impl;
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import net.sourceforge.plantuml.LineLocation;
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import net.sourceforge.plantuml.LineLocationImpl;
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import net.sourceforge.plantuml.Log;
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public class ReadLineReader extends ReadLineInstrumented implements ReadLine {
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// private static final int LIMIT = 850;
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private final BufferedReader br;
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private LineLocationImpl location;
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private final String description;
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private ReadLineReader(Reader reader, String description, LineLocation parent) {
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if (description == null) {
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description = "?";
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}
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this.br = new BufferedReader(reader);
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this.location = new LineLocationImpl(description, parent);
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this.description = description;
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Log.info("Reading from " + description);
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}
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@Override
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public String toString() {
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return super.toString() + " " + description;
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}
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private ReadLineReader(Reader reader, String desc) {
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this(reader, desc, null);
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}
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public static ReadLine create(Reader reader, String description) {
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return new ReadLineReader(reader, description, null);
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}
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public static ReadLine create(Reader reader, String description, LineLocation parent) {
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return new ReadLineReader(reader, description, parent);
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}
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@Override
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CharSequence2 readLineInst() throws IOException {
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String s = br.readLine();
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location = location.oneLineRead();
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if (s == null) {
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return null;
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}
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// if (s.length() > LIMIT) {
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// Log.debug("Line truncated from " + s.length() + " to " + LIMIT);
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// s = s.substring(0, LIMIT);
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// }
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if (s.startsWith("\uFEFF")) {
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s = s.substring(1);
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}
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s = s.replace('\u2013', '-');
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// s = BackSlash.convertHiddenNewLine(s);
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// s = s.replace('\u00A0', ' ');
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// s = s.replace('\u201c', '\"');
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// s = s.replace('\u201d', '\"');
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// s = s.replace('\u00ab', '\"');
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// s = s.replace('\u00bb', '\"');
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// s = s.replace('\u2018', '\'');
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// s = s.replace('\u2019', '\'');
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// for (int i = 0; i < s.length(); i++) {
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// char c = s.charAt(i);
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// System.err.println("X " + Integer.toHexString((int) c) + " " + c);
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// }
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return new CharSequence2Impl(s, location);
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}
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@Override
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void closeInst() throws IOException {
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br.close();
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}
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}
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