package org.apache.maven.execution;
   
   /*
    * 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.artifact.ArtifactUtils;
  import org.apache.maven.plugin.descriptor.PluginDescriptor;
  import org.apache.maven.project.DuplicateProjectException;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.project.ProjectSorter;
  import org.codehaus.plexus.util.dag.CycleDetectedException;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  /**
   * ReactorManager - unused
   */
  @Deprecated
  public class ReactorManager
  {
      public static final String FAIL_FAST = "fail-fast";
  
      public static final String FAIL_AT_END = "fail-at-end";
  
      public static final String FAIL_NEVER = "fail-never";
  
      public static final String MAKE_MODE = "make";
  
      public static final String MAKE_DEPENDENTS_MODE = "make-dependents";
  
      // make projects that depend on me, and projects that I depend on
      public static final String MAKE_BOTH_MODE = "make-both";
  
      private List<String> blackList = new ArrayList<>();
  
      private Map<String, BuildFailure> buildFailuresByProject = new HashMap<>();
  
      private Map<String, Map<String, Map>> pluginContextsByProjectAndPluginKey = new HashMap<>();
  
      private String failureBehavior = FAIL_FAST;
  
      private final ProjectSorter sorter;
  
      private Map<String, BuildSuccess> buildSuccessesByProject = new HashMap<>();
  
      public ReactorManager( List<MavenProject> projects )
          throws CycleDetectedException, DuplicateProjectException
      {
          this.sorter = new ProjectSorter( projects );
      }
  
      public Map getPluginContext( PluginDescriptor plugin, MavenProject project )
      {
          Map<String, Map> pluginContextsByKey =
              pluginContextsByProjectAndPluginKey.computeIfAbsent( project.getId(), k -> new HashMap<>() );
  
          return pluginContextsByKey.computeIfAbsent( plugin.getPluginLookupKey(), k -> new HashMap<>() );
      }
  
      public void setFailureBehavior( String failureBehavior )
      {
          if ( failureBehavior == null )
          {
              this.failureBehavior = FAIL_FAST; // default
              return;
          }
          if ( FAIL_FAST.equals( failureBehavior ) || FAIL_AT_END.equals( failureBehavior ) || FAIL_NEVER.equals(
              failureBehavior ) )
          {
              this.failureBehavior = failureBehavior;
          }
          else
          {
              throw new IllegalArgumentException(
                      "Invalid failure behavior (must be one of: '" + FAIL_FAST + "', '" + FAIL_AT_END + "', '"
                      + FAIL_NEVER + "')." );
          }
      }
  
      public String getFailureBehavior()
     {
         return failureBehavior;
     }
 
     public void blackList( MavenProject project )
     {
         blackList( getProjectKey( project ) );
     }
 
     private void blackList( String id )
     {
         if ( !blackList.contains( id ) )
         {
             blackList.add( id );
 
             List<String> dependents = sorter.getDependents( id );
 
             if ( dependents != null && !dependents.isEmpty() )
             {
                 for ( String dependentId : dependents )
                 {
                     if ( !buildSuccessesByProject.containsKey( dependentId ) && !buildFailuresByProject.containsKey(
                         dependentId ) )
                     {
                         blackList( dependentId );
                     }
                 }
             }
         }
     }
 
     public boolean isBlackListed( MavenProject project )
     {
         return blackList.contains( getProjectKey( project ) );
     }
 
     private static String getProjectKey( MavenProject project )
     {
         return ArtifactUtils.versionlessKey( project.getGroupId(), project.getArtifactId() );
     }
 
     public void registerBuildFailure( MavenProject project, Exception error, String task, long time )
     {
         buildFailuresByProject.put( getProjectKey( project ), new BuildFailure( project, time, error ) );
     }
 
     public boolean hasBuildFailures()
     {
         return !buildFailuresByProject.isEmpty();
     }
 
     public boolean hasBuildFailure( MavenProject project )
     {
         return buildFailuresByProject.containsKey( getProjectKey( project ) );
     }
 
     public boolean hasMultipleProjects()
     {
         return sorter.hasMultipleProjects();
     }
 
     public List<MavenProject> getSortedProjects()
     {
         return sorter.getSortedProjects();
     }
 
     public boolean hasBuildSuccess( MavenProject project )
     {
         return buildSuccessesByProject.containsKey( getProjectKey( project ) );
     }
 
     public void registerBuildSuccess( MavenProject project, long time )
     {
         buildSuccessesByProject.put( getProjectKey( project ), new BuildSuccess( project, time ) );
     }
 
     public BuildFailure getBuildFailure( MavenProject project )
     {
         return buildFailuresByProject.get( getProjectKey( project ) );
     }
 
     public BuildSuccess getBuildSuccess( MavenProject project )
     {
         return buildSuccessesByProject.get( getProjectKey( project ) );
     }
 
     public boolean executedMultipleProjects()
     {
         return buildFailuresByProject.size() + buildSuccessesByProject.size() > 1;
     }
 }