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- /*
- * SonarQube
- * Copyright (C) 2009-2021 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.api.batch.sensor.symbol.internal;
-
- import java.util.Collection;
- import java.util.LinkedHashMap;
- import java.util.Map;
- import java.util.Set;
- import java.util.TreeSet;
- import org.sonar.api.batch.fs.InputFile;
- import org.sonar.api.batch.fs.TextRange;
- import org.sonar.api.batch.fs.internal.DefaultInputFile;
- import org.sonar.api.batch.sensor.internal.DefaultStorable;
- import org.sonar.api.batch.sensor.internal.SensorStorage;
- import org.sonar.api.batch.sensor.symbol.NewSymbol;
- import org.sonar.api.batch.sensor.symbol.NewSymbolTable;
-
- import static java.util.Objects.requireNonNull;
- import static org.sonar.api.utils.Preconditions.checkArgument;
- import static org.sonar.api.utils.Preconditions.checkState;
-
- public class DefaultSymbolTable extends DefaultStorable implements NewSymbolTable {
-
- private final Map<TextRange, Set<TextRange>> referencesBySymbol;
- private DefaultInputFile inputFile;
-
- public DefaultSymbolTable(SensorStorage storage) {
- super(storage);
- referencesBySymbol = new LinkedHashMap<>();
- }
-
- public Map<TextRange, Set<TextRange>> getReferencesBySymbol() {
- return referencesBySymbol;
- }
-
- @Override
- public DefaultSymbolTable onFile(InputFile inputFile) {
- requireNonNull(inputFile, "file can't be null");
- this.inputFile = (DefaultInputFile) inputFile;
- return this;
- }
-
- public InputFile inputFile() {
- return inputFile;
- }
-
- @Override
- public NewSymbol newSymbol(int startLine, int startLineOffset, int endLine, int endLineOffset) {
- checkInputFileNotNull();
- TextRange declarationRange;
- try {
- declarationRange = inputFile.newRange(startLine, startLineOffset, endLine, endLineOffset);
- } catch (Exception e) {
- throw new IllegalArgumentException("Unable to create symbol on file " + inputFile, e);
- }
- return newSymbol(declarationRange);
- }
-
- @Override
- public NewSymbol newSymbol(TextRange range) {
- checkInputFileNotNull();
- TreeSet<TextRange> references = new TreeSet<>((o1, o2) -> o1.start().compareTo(o2.start()));
- referencesBySymbol.put(range, references);
- return new DefaultSymbol(inputFile, range, references);
- }
-
- private static class DefaultSymbol implements NewSymbol {
-
- private final Collection<TextRange> references;
- private final DefaultInputFile inputFile;
- private final TextRange declaration;
-
- public DefaultSymbol(DefaultInputFile inputFile, TextRange declaration, Collection<TextRange> references) {
- this.inputFile = inputFile;
- this.declaration = declaration;
- this.references = references;
- }
-
- @Override
- public NewSymbol newReference(int startLine, int startLineOffset, int endLine, int endLineOffset) {
- TextRange referenceRange;
- try {
- referenceRange = inputFile.newRange(startLine, startLineOffset, endLine, endLineOffset);
- } catch (Exception e) {
- throw new IllegalArgumentException("Unable to create symbol reference on file " + inputFile, e);
- }
- return newReference(referenceRange);
- }
-
- @Override
- public NewSymbol newReference(TextRange range) {
- requireNonNull(range, "Provided range is null");
- checkArgument(!declaration.overlap(range), "Overlapping symbol declaration and reference for symbol at %s", declaration);
- references.add(range);
- return this;
- }
-
- }
-
- @Override
- protected void doSave() {
- checkInputFileNotNull();
- storage.store(this);
- }
-
- private void checkInputFileNotNull() {
- checkState(inputFile != null, "Call onFile() first");
- }
- }
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