content: /*
   *  Copyright 2016-2024 Qameta Software Inc
   *
   *  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 io.qameta.allure.util;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.io.IOException;
  import java.nio.file.FileVisitResult;
  import java.nio.file.Files;
  import java.nio.file.Path;
  import java.nio.file.SimpleFileVisitor;
  import java.nio.file.StandardCopyOption;
  import java.nio.file.attribute.BasicFileAttributes;
  
  /**
   * Visitor that recursive copies directories.
   *
   * @since 2.0
   */
  public class CopyVisitor extends SimpleFileVisitor<Path> {
  
      private static final Logger LOGGER = LoggerFactory.getLogger(CopyVisitor.class);
  
      private final Path sourceDirectory;
  
      private final Path outputDirectory;
  
      public CopyVisitor(final Path sourceDirectory, final Path outputDirectory) {
          this.sourceDirectory = sourceDirectory;
          this.outputDirectory = outputDirectory;
      }
  
      @Override
      public FileVisitResult preVisitDirectory(final Path dir, final BasicFileAttributes attrs) throws IOException {
          try {
              Files.createDirectories(dir);
          } catch (IOException e) {
              LOGGER.error("Could not create directory", e);
          }
          return FileVisitResult.CONTINUE;
      }
  
      @Override
      public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {
          if (Files.notExists(file)) {
              return FileVisitResult.CONTINUE;
          }
          final Path dest = outputDirectory.resolve(sourceDirectory.relativize(file));
          try {
              Files.copy(file, dest, StandardCopyOption.REPLACE_EXISTING);
          } catch (IOException e) {
              LOGGER.error("Could not copy file", e);
          }
          return FileVisitResult.CONTINUE;
      }
  }
  