package org.apache.maven.surefire.booter;
   
   /*
    * 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 java.io.File;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Collection;
  import java.util.List;
  
  import org.apache.maven.surefire.api.booter.Shutdown;
  import org.apache.maven.surefire.api.report.ReporterConfiguration;
  import org.apache.maven.surefire.api.testset.DirectoryScannerParameters;
  import org.apache.maven.surefire.api.testset.RunOrderParameters;
  import org.apache.maven.surefire.api.testset.TestArtifactInfo;
  import org.apache.maven.surefire.api.testset.TestListResolver;
  import org.apache.maven.surefire.api.testset.TestRequest;
  
  // CHECKSTYLE_OFF: imports
  import javax.annotation.Nonnull;
  
  import static org.apache.maven.surefire.booter.BooterConstants.*;
  import static org.apache.maven.surefire.api.cli.CommandLineOption.*;
  
  /**
   * Knows how to serialize and deserialize the booter configuration.
   * <br>
   * The internal serialization format is through a properties file. The long-term goal of this
   * class is not to expose this implementation information to its clients. This still leaks somewhat,
   * and there are some cases where properties are being accessed as "Properties" instead of
   * more representative domain objects.
   * <br>
   *
   * @author Jason van Zyl
   * @author Emmanuel Venisse
   * @author Kristian Rosenvold
   */
  public class BooterDeserializer
  {
      private final PropertiesWrapper properties;
  
      public BooterDeserializer( InputStream inputStream )
          throws IOException
      {
          properties = SystemPropertyManager.loadProperties( inputStream );
      }
  
      public int getForkNumber()
      {
          return properties.getIntProperty( FORK_NUMBER );
      }
  
      /**
       * Describes the current connection channel used by the client in the forked JVM
       * in order to connect to the plugin process.
       *
       * @return connection string (must not be null)
       */
      @Nonnull
      public String getConnectionString()
      {
          return properties.getProperty( FORK_NODE_CONNECTION_STRING );
      }
  
      /**
       * @return PID of Maven process where plugin is executed; or null if PID could not be determined.
       */
      public String getPluginPid()
      {
          return properties.getProperty( PLUGIN_PID );
      }
  
      public ProviderConfiguration deserialize()
      {
          final File reportsDirectory = new File( properties.getProperty( REPORTSDIRECTORY ) );
          final String testNgVersion = properties.getProperty( TESTARTIFACT_VERSION );
          final String testArtifactClassifier = properties.getProperty( TESTARTIFACT_CLASSIFIER );
  
          final TypeEncodedValue typeEncodedTestForFork = properties.getTypeEncodedValue( FORKTESTSET );
          final boolean preferTestsFromInStream =
              properties.getBooleanProperty( FORKTESTSET_PREFER_TESTS_FROM_IN_STREAM );
  
         final String requestedTest = properties.getProperty( REQUESTEDTEST );
         final File sourceDirectory = properties.getFileProperty( SOURCE_DIRECTORY );
 
         final List<String> excludes = properties.getStringList( EXCLUDES_PROPERTY_PREFIX );
         final List<String> includes = properties.getStringList( INCLUDES_PROPERTY_PREFIX );
         final List<String> specificTests = properties.getStringList( SPECIFIC_TEST_PROPERTY_PREFIX );
 
         final List<String> testSuiteXmlFiles = properties.getStringList( TEST_SUITE_XML_FILES );
         final File testClassesDirectory = properties.getFileProperty( TEST_CLASSES_DIRECTORY );
         final String runOrder = properties.getProperty( RUN_ORDER );
         final Long runOrderRandomSeed = properties.getLongProperty( RUN_ORDER_RANDOM_SEED );
         final String runStatisticsFile = properties.getProperty( RUN_STATISTICS_FILE );
 
         final int rerunFailingTestsCount = properties.getIntProperty( RERUN_FAILING_TESTS_COUNT );
 
         DirectoryScannerParameters dirScannerParams =
             new DirectoryScannerParameters( testClassesDirectory, includes, excludes, specificTests, runOrder );
 
         RunOrderParameters runOrderParameters
                 = new RunOrderParameters( runOrder, runStatisticsFile == null ? null : new File( runStatisticsFile ),
                                           runOrderRandomSeed );
 
         TestArtifactInfo testNg = new TestArtifactInfo( testNgVersion, testArtifactClassifier );
         TestRequest testSuiteDefinition =
             new TestRequest( testSuiteXmlFiles, sourceDirectory, new TestListResolver( requestedTest ),
                              rerunFailingTestsCount );
 
         ReporterConfiguration reporterConfiguration =
             new ReporterConfiguration( reportsDirectory, properties.getBooleanProperty( ISTRIMSTACKTRACE ) );
 
         Collection<String> cli = properties.getStringList( MAIN_CLI_OPTIONS );
 
         int failFastCount = properties.getIntProperty( FAIL_FAST_COUNT );
 
         Shutdown shutdown = Shutdown.valueOf( properties.getProperty( SHUTDOWN ) );
 
         String systemExitTimeoutAsString = properties.getProperty( SYSTEM_EXIT_TIMEOUT );
         Integer systemExitTimeout =
                 systemExitTimeoutAsString == null ? null : Integer.valueOf( systemExitTimeoutAsString );
 
         return new ProviderConfiguration( dirScannerParams, runOrderParameters, reporterConfiguration, testNg,
                                           testSuiteDefinition, properties.getProperties(), typeEncodedTestForFork,
                                           preferTestsFromInStream, fromStrings( cli ), failFastCount, shutdown,
                                           systemExitTimeout );
     }
 
     public StartupConfiguration getStartupConfiguration()
     {
         boolean useSystemClassLoader = properties.getBooleanProperty( USESYSTEMCLASSLOADER );
         boolean useManifestOnlyJar = properties.getBooleanProperty( USEMANIFESTONLYJAR );
         String providerConfiguration = properties.getProperty( PROVIDER_CONFIGURATION );
 
         ClassLoaderConfiguration classLoaderConfiguration =
             new ClassLoaderConfiguration( useSystemClassLoader, useManifestOnlyJar );
 
         ClasspathConfiguration classpathConfiguration = new ClasspathConfiguration( properties );
 
         String processChecker = properties.getProperty( PROCESS_CHECKER );
         ProcessCheckerType processCheckerType = ProcessCheckerType.toEnum( processChecker );
 
         return StartupConfiguration.inForkedVm( providerConfiguration, classpathConfiguration,
                                                 classLoaderConfiguration, processCheckerType );
     }
 }