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// Copyright (C) 2010 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.config;
import com.google.common.flogger.FluentLogger;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.regex.PatternSyntaxException;
import org.eclipse.jgit.lib.Config;
/** Provides a list of all configured {@link TrackingFooter}s. */
@Singleton
public class TrackingFootersProvider implements Provider<TrackingFooters> {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
private static final int MAX_LENGTH = 10;
private static final String TRACKING_ID_TAG = "trackingid";
private static final String FOOTER_TAG = "footer";
private static final String SYSTEM_TAG = "system";
private static final String REGEX_TAG = "match";
private final List<TrackingFooter> trackingFooters = new ArrayList<>();
@Inject
TrackingFootersProvider(@GerritServerConfig Config cfg) {
for (String name : cfg.getSubsections(TRACKING_ID_TAG)) {
boolean configValid = true;
Set<String> footers =
new HashSet<>(Arrays.asList(cfg.getStringList(TRACKING_ID_TAG, name, FOOTER_TAG)));
footers.removeAll(Collections.singleton(null));
if (footers.isEmpty()) {
configValid = false;
logger.atSevere().log(
"Missing %s.%s.%s in gerrit.config", TRACKING_ID_TAG, name, FOOTER_TAG);
}
String system = cfg.getString(TRACKING_ID_TAG, name, SYSTEM_TAG);
if (system == null || system.isEmpty()) {
configValid = false;
logger.atSevere().log(
"Missing %s.%s.%s in gerrit.config", TRACKING_ID_TAG, name, SYSTEM_TAG);
} else if (system.length() > MAX_LENGTH) {
configValid = false;
logger.atSevere().log(
"String too long \"%s\" in gerrit.config %s.%s.%s (max %d char)",
system, TRACKING_ID_TAG, name, SYSTEM_TAG, MAX_LENGTH);
}
String match = cfg.getString(TRACKING_ID_TAG, name, REGEX_TAG);
if (match == null || match.isEmpty()) {
configValid = false;
logger.atSevere().log(
"Missing %s.%s.%s in gerrit.config", TRACKING_ID_TAG, name, REGEX_TAG);
}
if (configValid) {
try {
for (String footer : footers) {
trackingFooters.add(new TrackingFooter(footer, match, system));
}
} catch (PatternSyntaxException e) {
logger.atSevere().log(
"Invalid pattern \"%s\" in gerrit.config %s.%s.%s: %s",
match, TRACKING_ID_TAG, name, REGEX_TAG, e.getMessage());
}
}
}
}
@Override
public TrackingFooters get() {
return new TrackingFooters(trackingFooters);
}
}