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plantuml/src/net/sourceforge/plantuml/preproc2/Preprocessor.java
2019-05-24 21:59:31 +02:00

113 lines
4.0 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU 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 General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.preproc2;
import java.io.IOException;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import net.sourceforge.plantuml.DefinitionsContainer;
import net.sourceforge.plantuml.StringLocated;
import net.sourceforge.plantuml.preproc.Defines;
import net.sourceforge.plantuml.preproc.DefinesGet;
import net.sourceforge.plantuml.preproc.FileWithSuffix;
import net.sourceforge.plantuml.preproc.IfManagerFilter;
import net.sourceforge.plantuml.preproc.ImportedFiles;
import net.sourceforge.plantuml.preproc.ReadLine;
import net.sourceforge.plantuml.preproc.ReadLineNumbered;
public class Preprocessor implements ReadLineNumbered {
private final ReadLine source;
private final PreprocessorInclude include;
private final PreprocessorModeSet mode;
private final ReadLine sourceV2;
public Preprocessor(List<String> config, ReadLine reader, String charset, Defines defines,
DefinitionsContainer definitionsContainer, ImportedFiles importedFiles) throws IOException {
this(config, reader, charset, new DefinesGet(defines), definitionsContainer, new HashSet<FileWithSuffix>(),
importedFiles, true);
}
Preprocessor(List<String> config, ReadLine reader, String charset, DefinesGet defines,
DefinitionsContainer definitionsContainer, Set<FileWithSuffix> filesUsedGlobal,
ImportedFiles importedFiles, boolean doSaveState) throws IOException {
this.mode = definitionsContainer;
if (doSaveState) {
defines.saveState();
}
final ReadFilterAnd filtersV2 = new ReadFilterAnd();
filtersV2.add(new ReadLineQuoteComment(true));
filtersV2.add(new ReadLineAddConfig(config));
this.sourceV2 = filtersV2.applyFilter(reader);
final ReadFilterAnd filters = new ReadFilterAnd();
filters.add(new ReadLineQuoteComment(false));
include = new PreprocessorInclude(config, charset, defines, definitionsContainer, importedFiles,
filesUsedGlobal);
filters.add(new ReadLineAddConfig(config));
filters.add(new IfManagerFilter(defines));
filters.add(new PreprocessorDefineApply(defines));
filters.add(new SubPreprocessor(charset, definitionsContainer));
filters.add(new PreprocessorDefineLearner(defines, importedFiles.getCurrentDir()));
filters.add(include);
this.source = filters.applyFilter(reader);
}
private boolean isV2() {
return mode != null && mode.getPreprocessorMode() == PreprocessorMode.V2_NEW_TIM;
}
public StringLocated readLine() throws IOException {
if (isV2()) {
return sourceV2.readLine();
}
return source.readLine();
}
public void close() throws IOException {
this.source.close();
}
public Set<FileWithSuffix> getFilesUsed() {
// System.err.println("************************** WARNING **************************");
// return Collections.emptySet();
return Collections.unmodifiableSet(include.getFilesUsedGlobal());
}
}