// =================== DO NOT EDIT THIS FILE ====================
   // Generated by Modello 1.8.3,
   // any modifications will be overwritten.
   // ==============================================================
   
   package org.apache.maven.artifact.repository.metadata;
   
   /**
    * Class Metadata.
   * 
   * @version $Revision: 965443 $ $Date: 2015-09-14 22:18:52 +0000 (Mon, 14 Sep 2015) $
   */
  @SuppressWarnings( "all" )
  public class Metadata
      implements java.io.Serializable, java.lang.Cloneable
  {
  
        //--------------------------/
       //- Class/Member Variables -/
      //--------------------------/
  
      /**
       * The version of the underlying metadata model.
       */
      private String modelVersion;
  
      /**
       * The groupId that this directory represents, if any.
       */
      private String groupId;
  
      /**
       * The artifactId that this directory represents, if any.
       */
      private String artifactId;
  
      /**
       * The version that this directory represents, if any. It is
       * used for artifact snapshots only.
       */
      private String version;
  
      /**
       * Versioning information for the artifact.
       */
      private Versioning versioning;
  
      /**
       * Field plugins.
       */
      private java.util.List<Plugin> plugins;
  
      /**
       * Field modelEncoding.
       */
      private String modelEncoding = "UTF-8";
  
  
        //-----------/
       //- Methods -/
      //-----------/
  
      /**
       * Method addPlugin.
       * 
       * @param plugin
       */
      public void addPlugin( Plugin plugin )
      {
          getPlugins().add( plugin );
      } //-- void addPlugin( Plugin )
  
      /**
       * Method clone.
       * 
       * @return Metadata
       */
      public Metadata clone()
      {
          try
          {
              Metadata copy = (Metadata) super.clone();
  
              if ( this.versioning != null )
              {
                  copy.versioning = (Versioning) this.versioning.clone();
              }
  
              if ( this.plugins != null )
              {
                  copy.plugins = new java.util.ArrayList<Plugin>();
                  for ( Plugin item : this.plugins )
                  {
                      copy.plugins.add( ( (Plugin) item).clone() );
                  }
              }
  
              return copy;
          }
         catch ( java.lang.Exception ex )
         {
             throw (java.lang.RuntimeException) new java.lang.UnsupportedOperationException( getClass().getName()
                 + " does not support clone()" ).initCause( ex );
         }
     } //-- Metadata clone()
 
     /**
      * Get the artifactId that this directory represents, if any.
      * 
      * @return String
      */
     public String getArtifactId()
     {
         return this.artifactId;
     } //-- String getArtifactId()
 
     /**
      * Get the groupId that this directory represents, if any.
      * 
      * @return String
      */
     public String getGroupId()
     {
         return this.groupId;
     } //-- String getGroupId()
 
     /**
      * Get the modelEncoding field.
      * 
      * @return String
      */
     public String getModelEncoding()
     {
         return this.modelEncoding;
     } //-- String getModelEncoding()
 
     /**
      * Get the version of the underlying metadata model.
      * 
      * @return String
      */
     public String getModelVersion()
     {
         return this.modelVersion;
     } //-- String getModelVersion()
 
     /**
      * Method getPlugins.
      * 
      * @return List
      */
     public java.util.List<Plugin> getPlugins()
     {
         if ( this.plugins == null )
         {
             this.plugins = new java.util.ArrayList<Plugin>();
         }
 
         return this.plugins;
     } //-- java.util.List<Plugin> getPlugins()
 
     /**
      * Get the version that this directory represents, if any. It
      * is used for artifact snapshots only.
      * 
      * @return String
      */
     public String getVersion()
     {
         return this.version;
     } //-- String getVersion()
 
     /**
      * Get versioning information for the artifact.
      * 
      * @return Versioning
      */
     public Versioning getVersioning()
     {
         return this.versioning;
     } //-- Versioning getVersioning()
 
     /**
      * Method removePlugin.
      * 
      * @param plugin
      */
     public void removePlugin( Plugin plugin )
     {
         getPlugins().remove( plugin );
     } //-- void removePlugin( Plugin )
 
     /**
      * Set the artifactId that this directory represents, if any.
      * 
      * @param artifactId
      */
     public void setArtifactId( String artifactId )
     {
         this.artifactId = artifactId;
     } //-- void setArtifactId( String )
 
     /**
      * Set the groupId that this directory represents, if any.
      * 
      * @param groupId
      */
     public void setGroupId( String groupId )
     {
         this.groupId = groupId;
     } //-- void setGroupId( String )
 
     /**
      * Set the modelEncoding field.
      * 
      * @param modelEncoding
      */
     public void setModelEncoding( String modelEncoding )
     {
         this.modelEncoding = modelEncoding;
     } //-- void setModelEncoding( String )
 
     /**
      * Set the version of the underlying metadata model.
      * 
      * @param modelVersion
      */
     public void setModelVersion( String modelVersion )
     {
         this.modelVersion = modelVersion;
     } //-- void setModelVersion( String )
 
     /**
      * Set the set of plugin mappings for the group represented by
      * this directory.
      * 
      * @param plugins
      */
     public void setPlugins( java.util.List<Plugin> plugins )
     {
         this.plugins = plugins;
     } //-- void setPlugins( java.util.List )
 
     /**
      * Set the version that this directory represents, if any. It
      * is used for artifact snapshots only.
      * 
      * @param version
      */
     public void setVersion( String version )
     {
         this.version = version;
     } //-- void setVersion( String )
 
     /**
      * Set versioning information for the artifact.
      * 
      * @param versioning
      */
     public void setVersioning( Versioning versioning )
     {
         this.versioning = versioning;
     } //-- void setVersioning( Versioning )
 
     
     public boolean merge( Metadata sourceMetadata )
     {
         boolean changed = false;
 
         for ( Plugin plugin : sourceMetadata.getPlugins() )
         {
             boolean found = false;
 
             for ( Plugin preExisting : getPlugins() )
             {
                 if ( preExisting.getPrefix().equals( plugin.getPrefix() ) )
                 {
                     found = true;
                     break;
                 }
             }
 
             if ( !found )
             {
                 Plugin mappedPlugin = new Plugin();
 
                 mappedPlugin.setArtifactId( plugin.getArtifactId() );
 
                 mappedPlugin.setPrefix( plugin.getPrefix() );
 
                 mappedPlugin.setName( plugin.getName() );
 
                 addPlugin( mappedPlugin );
 
                 changed = true;
             }
         }
 
         Versioning versioning = sourceMetadata.getVersioning();
         if ( versioning != null )
         {
             Versioning v = getVersioning();
             if ( v == null )
             {
                 v = new Versioning();
                 setVersioning( v );
                 changed = true;
             }
 
             for ( String version : versioning.getVersions() )
             {
                 if ( !v.getVersions().contains( version ) )
                 {
                     changed = true;
                     v.getVersions().add( version );
                 }
             }
 
             if ( "null".equals( versioning.getLastUpdated() ) )
             {
                 versioning.setLastUpdated( null );
             }
 
             if ( "null".equals( v.getLastUpdated() ) )
             {
                 v.setLastUpdated( null );
             }
 
             if ( versioning.getLastUpdated() == null || versioning.getLastUpdated().length() == 0 )
             {
                 // this should only be for historical reasons - we assume local is newer
                 versioning.setLastUpdated( v.getLastUpdated() );
             }
 
             if ( v.getLastUpdated() == null || v.getLastUpdated().length() == 0
                  || versioning.getLastUpdated().compareTo( v.getLastUpdated() ) >= 0 )
             {
                 changed = true;
                 v.setLastUpdated( versioning.getLastUpdated() );
 
                 if ( versioning.getRelease() != null )
                 {
                     changed = true;
                     v.setRelease( versioning.getRelease() );
                 }
                 if ( versioning.getLatest() != null )
                 {
                     changed = true;
                     v.setLatest( versioning.getLatest() );
                 }
 
                 Snapshot s = v.getSnapshot();
                 Snapshot snapshot = versioning.getSnapshot();
                 if ( snapshot != null )
                 {
                     if ( s == null )
                     {
                         s = new Snapshot();
                         v.setSnapshot( s );
                         changed = true;
                     }
 
                     // overwrite
                     if ( s.getTimestamp() == null ? snapshot.getTimestamp() != null
                         : !s.getTimestamp().equals( snapshot.getTimestamp() ) )
                     {
                         s.setTimestamp( snapshot.getTimestamp() );
                         changed = true;
                     }
                     if ( s.getBuildNumber() != snapshot.getBuildNumber() )
                     {
                         s.setBuildNumber( snapshot.getBuildNumber() );
                         changed = true;
                     }
                     if ( s.isLocalCopy() != snapshot.isLocalCopy() )
                     {
                         s.setLocalCopy( snapshot.isLocalCopy() );
                         changed = true;
                     }
                 }
             }
         }
         return changed;
     }
           
 }