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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.core.issue.tracking;
-
- import com.google.common.collect.ArrayListMultimap;
- import com.google.common.collect.Multimap;
- import java.util.Collection;
- import java.util.Objects;
- import java.util.function.Function;
- import javax.annotation.Nonnull;
- import org.apache.commons.lang.StringUtils;
- import org.sonar.api.rule.RuleKey;
-
- import static java.util.Comparator.comparing;
-
- public class AbstractTracker<RAW extends Trackable, BASE extends Trackable> {
-
- protected void match(Tracking<RAW, BASE> tracking, Function<Trackable, SearchKey> searchKeyFactory) {
- if (tracking.isComplete()) {
- return;
- }
-
- Multimap<SearchKey, BASE> baseSearch = ArrayListMultimap.create();
- tracking.getUnmatchedBases()
- .forEach(base -> baseSearch.put(searchKeyFactory.apply(base), base));
-
- tracking.getUnmatchedRaws().forEach(raw -> {
- SearchKey rawKey = searchKeyFactory.apply(raw);
- Collection<BASE> bases = baseSearch.get(rawKey);
- bases.stream()
- // Choose the more recently updated issue first to get the latest changes in siblings
- .sorted(comparing(Trackable::getUpdateDate).reversed())
- .findFirst()
- .ifPresent(match -> {
- tracking.match(raw, match);
- baseSearch.remove(rawKey, match);
- });
- });
- }
-
- protected interface SearchKey {
- }
-
- protected static class LineAndLineHashKey implements SearchKey {
- private final RuleKey ruleKey;
- private final String lineHash;
- private final Integer line;
-
- protected LineAndLineHashKey(Trackable trackable) {
- this.ruleKey = trackable.getRuleKey();
- this.line = trackable.getLine();
- this.lineHash = StringUtils.defaultString(trackable.getLineHash(), "");
- }
-
- @Override
- public boolean equals(@Nonnull Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- LineAndLineHashKey that = (LineAndLineHashKey) o;
- // start with most discriminant field
- return Objects.equals(line, that.line) && lineHash.equals(that.lineHash) && ruleKey.equals(that.ruleKey);
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(ruleKey, lineHash, line != null ? line : 0);
- }
- }
-
- protected static class LineAndLineHashAndMessage implements SearchKey {
- private final RuleKey ruleKey;
- private final String lineHash;
- private final String message;
- private final Integer line;
-
- protected LineAndLineHashAndMessage(Trackable trackable) {
- this.ruleKey = trackable.getRuleKey();
- this.line = trackable.getLine();
- this.message = trackable.getMessage();
- this.lineHash = StringUtils.defaultString(trackable.getLineHash(), "");
- }
-
- @Override
- public boolean equals(Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- LineAndLineHashAndMessage that = (LineAndLineHashAndMessage) o;
- // start with most discriminant field
- return Objects.equals(line, that.line) && lineHash.equals(that.lineHash) && Objects.equals(message, that.message) && ruleKey.equals(that.ruleKey);
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(ruleKey, lineHash, message, line != null ? line : 0);
- }
- }
-
- protected static class LineHashAndMessageKey implements SearchKey {
- private final RuleKey ruleKey;
- private final String message;
- private final String lineHash;
-
- LineHashAndMessageKey(Trackable trackable) {
- this.ruleKey = trackable.getRuleKey();
- this.message = trackable.getMessage();
- this.lineHash = StringUtils.defaultString(trackable.getLineHash(), "");
- }
-
- @Override
- public boolean equals(Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- LineHashAndMessageKey that = (LineHashAndMessageKey) o;
- // start with most discriminant field
- return lineHash.equals(that.lineHash) && Objects.equals(message, that.message) && ruleKey.equals(that.ruleKey);
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(ruleKey, message, lineHash);
- }
- }
-
- protected static class LineAndMessageKey implements SearchKey {
- private final RuleKey ruleKey;
- private final String message;
- private final Integer line;
-
- LineAndMessageKey(Trackable trackable) {
- this.ruleKey = trackable.getRuleKey();
- this.message = trackable.getMessage();
- this.line = trackable.getLine();
- }
-
- @Override
- public boolean equals(Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- LineAndMessageKey that = (LineAndMessageKey) o;
- // start with most discriminant field
- return Objects.equals(line, that.line) && Objects.equals(message, that.message) && ruleKey.equals(that.ruleKey);
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(ruleKey, message, line != null ? line : 0);
- }
- }
-
- protected static class LineHashKey implements SearchKey {
- private final RuleKey ruleKey;
- private final String lineHash;
-
- LineHashKey(Trackable trackable) {
- this.ruleKey = trackable.getRuleKey();
- this.lineHash = StringUtils.defaultString(trackable.getLineHash(), "");
- }
-
- @Override
- public boolean equals(Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- LineHashKey that = (LineHashKey) o;
- // start with most discriminant field
- return lineHash.equals(that.lineHash) && ruleKey.equals(that.ruleKey);
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(ruleKey, lineHash);
- }
- }
-
- }
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