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- /*
- * SonarQube
- * Copyright (C) 2009-2023 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- package org.sonar.xoo.lang;
-
- import com.google.common.base.Splitter;
- import java.io.File;
- import java.io.IOException;
- import java.util.Iterator;
- import java.util.List;
- import org.apache.commons.io.FileUtils;
- import org.apache.commons.lang.StringUtils;
- import org.sonar.api.batch.fs.InputFile;
- import org.sonar.api.batch.sensor.Sensor;
- import org.sonar.api.batch.sensor.SensorContext;
- import org.sonar.api.batch.sensor.SensorDescriptor;
- import org.sonar.api.batch.sensor.symbol.NewSymbol;
- import org.sonar.api.batch.sensor.symbol.NewSymbolTable;
- import org.sonar.api.utils.log.Logger;
- import org.sonar.api.utils.log.Loggers;
- import org.sonar.xoo.Xoo;
-
- import static java.lang.Integer.parseInt;
-
- /**
- * Parse files *.xoo.symbol
- */
- public class SymbolReferencesSensor implements Sensor {
-
- private static final Logger LOG = Loggers.get(SymbolReferencesSensor.class);
- private static final String SYMBOL_EXTENSION = ".symbol";
-
- private void processFileSymbol(InputFile inputFile, SensorContext context) {
- File ioFile = inputFile.file();
- File symbolFile = new File(ioFile.getParentFile(), ioFile.getName() + SYMBOL_EXTENSION);
- if (symbolFile.exists()) {
- LOG.debug("Processing " + symbolFile.getAbsolutePath());
- try {
- List<String> lines = FileUtils.readLines(symbolFile, context.fileSystem().encoding().name());
- int lineNumber = 0;
- NewSymbolTable symbolTable = context.newSymbolTable()
- .onFile(inputFile);
-
- for (String line : lines) {
- lineNumber++;
- if (StringUtils.isBlank(line) || line.startsWith("#")) {
- continue;
- }
- processLine(symbolFile, lineNumber, symbolTable, line);
- }
- symbolTable.save();
- } catch (IOException e) {
- throw new IllegalStateException(e);
- }
- }
- }
-
- private static void processLine(File symbolFile, int lineNumber, NewSymbolTable symbolTable, String line) {
- try {
- Iterator<String> split = Splitter.on(",").split(line).iterator();
- String[] symbolOffsets = split.next().split(":");
-
- if (symbolOffsets.length == 4) {
- int startLine = parseInt(symbolOffsets[0]);
- int startLineOffset = parseInt(symbolOffsets[1]);
- int endLine = parseInt(symbolOffsets[2]);
- int endLineOffset = parseInt(symbolOffsets[3]);
- NewSymbol s = symbolTable.newSymbol(startLine, startLineOffset, endLine, endLineOffset);
- parseReferences(s, split);
- } else {
- throw new IllegalStateException("Illegal number of elements separated by ':'. " +
- "Must be startLine:startLineOffset:endLine:endLineOffset");
- }
- } catch (Exception e) {
- throw new IllegalStateException("Error processing line " + lineNumber + " of file " + symbolFile.getAbsolutePath(), e);
- }
- }
-
- private static void parseReferences(NewSymbol s, Iterator<String> split) {
- while (split.hasNext()) {
- addReference(s, split.next());
- }
- }
-
- private static void addReference(NewSymbol s, String str) {
- String[] split = str.split(":");
- if (split.length == 4) {
- int startLine = parseInt(split[0]);
- int startLineOffset = parseInt(split[1]);
- int endLine = parseInt(split[2]);
- int endLineOffset = parseInt(split[3]);
- s.newReference(startLine, startLineOffset, endLine, endLineOffset);
- } else {
- throw new IllegalStateException("Illegal number of elements separated by ':'");
- }
- }
-
- @Override
- public void describe(SensorDescriptor descriptor) {
- descriptor
- .name("Xoo Symbol Reference Sensor")
- .onlyOnLanguages(Xoo.KEY);
- }
-
- @Override
- public void execute(SensorContext context) {
- for (InputFile file : context.fileSystem().inputFiles(context.fileSystem().predicates().hasLanguages(Xoo.KEY))) {
- processFileSymbol(file, context);
- }
- }
- }
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