com.google.gerrit.server.mail.send.OutgoingEmailValidator Maven / Gradle / Ivy
// Copyright (C) 2016 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.mail.send;
import static org.apache.commons.validator.routines.DomainValidator.ArrayType.GENERIC_PLUS;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.apache.commons.validator.routines.DomainValidator;
import org.apache.commons.validator.routines.EmailValidator;
import org.eclipse.jgit.lib.Config;
/**
* Validator that checks if an email address is valid and allowed for receiving notification emails.
*
* An email address is valid if it is syntactically correct.
*
*
An email address is allowed if its top level domain is allowed by Gerrit's configuration.
*/
@Singleton
public class OutgoingEmailValidator {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
@Inject
OutgoingEmailValidator(@GerritServerConfig Config config) {
String[] allowTLD = config.getStringList("sendemail", null, "allowTLD");
if (allowTLD.length != 0) {
try {
DomainValidator.updateTLDOverride(GENERIC_PLUS, allowTLD);
} catch (IllegalStateException e) {
// Should only happen in tests, where the OutgoingEmailValidator
// is instantiated repeatedly.
logger.atSevere().log("Failed to update TLD override: %s", e.getMessage());
}
}
}
public boolean isValid(String addr) {
return EmailValidator.getInstance(true, true).isValid(addr);
}
}