content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.kafka.connect.runtime.isolation;
  
  import java.io.IOException;
  import java.nio.file.Files;
  import java.nio.file.Path;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  public class VersionedPluginBuilder {
  
      private static final String VERSION_PLACEHOLDER = "PLACEHOLDER_FOR_VERSION";
  
      public enum VersionedTestPlugin {
  
          SINK_CONNECTOR("versioned-sink-connector", "test.plugins.VersionedSinkConnector"),
          SOURCE_CONNECTOR("versioned-source-connector", "test.plugins.VersionedSourceConnector"),
          CONVERTER("versioned-converter", "test.plugins.VersionedConverter"),
          HEADER_CONVERTER("versioned-header-converter", "test.plugins.VersionedHeaderConverter"),
          TRANSFORMATION("versioned-transformation", "test.plugins.VersionedTransformation"),
          PREDICATE("versioned-predicate", "test.plugins.VersionedPredicate");
  
          private final String resourceDir;
          private final String className;
  
          VersionedTestPlugin(String resourceDir, String className) {
              this.resourceDir = resourceDir;
              this.className = className;
          }
  
          public String resourceDir() {
              return resourceDir;
          }
  
          public String className() {
              return className;
          }
      }
  
      public static class BuildInfo {
  
          private final VersionedTestPlugin plugin;
          private final String version;
          private String location;
  
          private BuildInfo(VersionedTestPlugin plugin, String version) {
              this.plugin = plugin;
              this.version = version;
          }
  
          private void setLocation(String location) {
              this.location = location;
          }
  
          public VersionedTestPlugin plugin() {
              return plugin;
          }
  
          public String version() {
              return version;
          }
  
          public String location() {
              return location;
          }
      }
  
      private final List<BuildInfo> pluginBuilds;
  
      public VersionedPluginBuilder() {
          pluginBuilds = new ArrayList<>();
      }
  
      public VersionedPluginBuilder include(VersionedTestPlugin plugin, String version) {
          pluginBuilds.add(new BuildInfo(plugin, version));
          return this;
      }
  
      public synchronized Path build(String pluginDir) throws IOException {
          Path pluginDirPath = Files.createTempDirectory(pluginDir);
          pluginDirPath.toFile().deleteOnExit();
          Path subDir = Files.createDirectory(pluginDirPath.resolve("lib"));
          subDir.toFile().deleteOnExit();
          for (BuildInfo buildInfo : pluginBuilds) {
              Path jarFile = TestPlugins.createPluginJar(buildInfo.plugin.resourceDir(), ignored -> false, Collections.singletonMap(VERSION_PLACEHOLDER, buildInfo.version));
              Path targetJar = subDir.resolve(jarFile.getFileName()).toAbsolutePath();
              buildInfo.setLocation(targetJar.toString());
              targetJar.toFile().deleteOnExit();
              Files.move(jarFile, targetJar);
          }
          return pluginDirPath.toAbsolutePath();
      }
  
      public List<BuildInfo> buildInfos() {
          return pluginBuilds;
      }
  }
  