| // Copyright (C) 2023 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.googlesource.gerrit.plugins.replication.pull.fetch; |
| |
| import java.util.Optional; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| import org.eclipse.jgit.errors.TransportException; |
| import org.eclipse.jgit.internal.JGitText; |
| |
| public class InexistentRefTransportException extends PermanentTransportException { |
| private static final Pattern JGIT_INEXISTENT_REF_PATTERN = |
| Pattern.compile(JGitText.get().remoteDoesNotHaveSpec.replaceAll("\\{0\\}", "([^\\\\s]+)")); |
| private static final Pattern CGIT_INEXISTENT_REF_PATTERN = |
| Pattern.compile(".*fatal.*couldn't find remote ref (.*)"); |
| |
| private static final long serialVersionUID = 1L; |
| private final String inexistentRef; |
| |
| public String getInexistentRef() { |
| return inexistentRef; |
| } |
| |
| public InexistentRefTransportException(String inexistentRef, Throwable cause) { |
| super("Ref " + inexistentRef + " does not exist on remote", cause); |
| |
| this.inexistentRef = inexistentRef; |
| } |
| |
| public static Optional<TransportException> getOptionalPermanentFailure(TransportException e) { |
| Optional<TransportException> jgitEx = wrapException(JGIT_INEXISTENT_REF_PATTERN, e); |
| if (jgitEx.isPresent()) { |
| return jgitEx; |
| } |
| return wrapException(CGIT_INEXISTENT_REF_PATTERN, e); |
| } |
| |
| private static Optional<TransportException> wrapException( |
| Pattern exceptionPattern, TransportException exception) { |
| Matcher exceptionMatcher = exceptionPattern.matcher(exception.getMessage()); |
| if (exceptionMatcher.matches()) { |
| return Optional.of(new InexistentRefTransportException(exceptionMatcher.group(1), exception)); |
| } |
| return Optional.empty(); |
| } |
| } |