package org.apache.maven.plugin.surefire.booterclient;
   
   /*
    * 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.
   */
  
  import org.apache.maven.plugin.surefire.booterclient.lazytestprovider.OutputStreamFlushableCommandline;
  import org.apache.maven.plugin.surefire.booterclient.output.InPluginProcessDumpSingleton;
  import org.apache.maven.plugin.surefire.log.api.ConsoleLogger;
  import org.apache.maven.surefire.booter.Classpath;
  import org.apache.maven.surefire.booter.StartupConfiguration;
  import org.apache.maven.surefire.booter.SurefireBooterForkException;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  import java.io.File;
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.nio.file.Path;
  import java.nio.file.Paths;
  import java.util.Iterator;
  import java.util.List;
  import java.util.Map;
  import java.util.Properties;
  import java.util.jar.JarEntry;
  import java.util.jar.JarOutputStream;
  import java.util.jar.Manifest;
  
  import static java.nio.file.Files.isDirectory;
  import static org.apache.maven.plugin.surefire.SurefireHelper.escapeToPlatformPath;
  
  /**
   * @author <a href="mailto:tibordigana@apache.org">Tibor Digana (tibor17)</a>
   * @since 2.21.0.Jigsaw
   */
  public final class JarManifestForkConfiguration
      extends AbstractClasspathForkConfiguration
  {
      @SuppressWarnings( "checkstyle:parameternumber" )
      public JarManifestForkConfiguration( @Nonnull Classpath bootClasspath, @Nonnull File tempDirectory,
                                           @Nullable String debugLine, @Nonnull File workingDirectory,
                                           @Nonnull Properties modelProperties, @Nullable String argLine,
                                           @Nonnull Map<String, String> environmentVariables, boolean debug,
                                           int forkCount, boolean reuseForks, @Nonnull Platform pluginPlatform,
                                           @Nonnull ConsoleLogger log )
      {
          super( bootClasspath, tempDirectory, debugLine, workingDirectory, modelProperties, argLine,
                  environmentVariables, debug, forkCount, reuseForks, pluginPlatform, log );
      }
  
      @Override
      protected void resolveClasspath( @Nonnull OutputStreamFlushableCommandline cli,
                                       @Nonnull String booterThatHasMainMethod,
                                       @Nonnull StartupConfiguration config,
                                       @Nonnull File dumpLogDirectory )
              throws SurefireBooterForkException
      {
          try
          {
              File jar = createJar( toCompleteClasspath( config ), booterThatHasMainMethod, dumpLogDirectory );
              cli.createArg().setValue( "-jar" );
              cli.createArg().setValue( escapeToPlatformPath( jar.getAbsolutePath() ) );
          }
          catch ( IOException e )
          {
              throw new SurefireBooterForkException( "Error creating archive file", e );
          }
      }
  
      /**
       * Create a jar with just a manifest containing a Main-Class entry for BooterConfiguration and a Class-Path entry
       * for all classpath elements.
       *
       * @param classPath      List&lt;String&gt; of all classpath elements.
       * @param startClassName The class name to start (main-class)
       * @return file of the jar
       * @throws IOException When a file operation fails.
       */
      @Nonnull
      private File createJar( @Nonnull List<String> classPath, @Nonnull String startClassName,
                              @Nonnull File dumpLogDirectory )
              throws IOException
     {
         File file = File.createTempFile( "surefirebooter", ".jar", getTempDirectory() );
         if ( !isDebug() )
         {
             file.deleteOnExit();
         }
         Path parent = file.getParentFile().toPath();
         FileOutputStream fos = new FileOutputStream( file );
         try ( JarOutputStream jos = new JarOutputStream( fos ) )
         {
             jos.setLevel( JarOutputStream.STORED );
             JarEntry je = new JarEntry( "META-INF/MANIFEST.MF" );
             jos.putNextEntry( je );
 
             Manifest man = new Manifest();
 
             // we can't use StringUtils.join here since we need to add a '/' to
             // the end of directory entries - otherwise the jvm will ignore them.
             StringBuilder cp = new StringBuilder();
             for ( Iterator<String> it = classPath.iterator(); it.hasNext(); )
             {
                 Path classPathElement = Paths.get( it.next() );
                 String uri = toClasspathElementUri( parent, classPathElement, dumpLogDirectory );
                 cp.append( uri );
                 if ( isDirectory( classPathElement ) && !uri.endsWith( "/" ) )
                 {
                     cp.append( '/' );
                 }
 
                 if ( it.hasNext() )
                 {
                     cp.append( ' ' );
                 }
             }
 
             man.getMainAttributes().putValue( "Manifest-Version", "1.0" );
             man.getMainAttributes().putValue( "Class-Path", cp.toString().trim() );
             man.getMainAttributes().putValue( "Main-Class", startClassName );
 
             man.write( jos );
 
             jos.closeEntry();
             jos.flush();
 
             return file;
         }
     }
 
     static String relativize( @Nonnull Path parent, @Nonnull Path child )
             throws IllegalArgumentException
     {
         return parent.relativize( child )
                 .toString();
     }
 
     static String toAbsoluteUri( @Nonnull Path absolutePath )
     {
         return absolutePath.toUri()
                 .toASCIIString();
     }
 
     static String toClasspathElementUri( @Nonnull Path parent,
                                          @Nonnull Path classPathElement,
                                          @Nonnull File dumpLogDirectory )
             throws IOException
     {
         try
         {
             String relativeUriPath = relativize( parent, classPathElement )
                     .replace( '\\', '/' );
 
             return new URI( null, relativeUriPath, null )
                     .toASCIIString();
         }
         catch ( IllegalArgumentException e )
         {
             String error = "Boot Manifest-JAR contains absolute paths in classpath " + classPathElement;
             InPluginProcessDumpSingleton.getSingleton()
                     .dumpException( e, error, dumpLogDirectory );
 
             return toAbsoluteUri( classPathElement );
         }
         catch ( URISyntaxException e )
         {
             // This is really unexpected, so fail
             throw new IOException( "Could not create a relative path "
                     + classPathElement
                     + " against "
                     + parent, e );
         }
     }
 }