/*
    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.
   =================== DO NOT EDIT THIS FILE ====================
   Generated by Modello 2.4.0,
   any modifications will be overwritten.
   ==============================================================
   */
  
  package org.apache.maven.artifact.repository.metadata;
  
  /**
   * Class Metadata.
   * 
   * @version $Revision$ $Date$
   */
  @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 when this directory represents
       * "groupId/artifactId" or "groupId/artifactId/version".
       */
      private String groupId;
  
      /**
       * The artifactId when this directory represents
       * "groupId/artifactId" or "groupId/artifactId/version".
       */
      private String artifactId;
  
      /**
       * Versioning information when this directory represents
       * "groupId/artifactId" or "groupId/artifactId/version".
       */
      private Versioning versioning;
  
      /**
       * The base version (ie. ending in <code>-SNAPSHOT</code>) when
       * this directory represents a "groupId/artifactId/version" for
       * a SNAPSHOT.
       */
      private String version;
  
      /**
       * Field plugins.
       */
      private java.util.List<Plugin> plugins;
  
      /**
       * Field modelEncoding.
       */
      private String modelEncoding = "UTF-8";
  
  
        //-----------/
       //- Methods -/
      //-----------/
  
      /**
       * Method addPlugin.
       * 
       * @param plugin a plugin object.
       */
      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 when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @return String
      */
     public String getArtifactId()
     {
         return this.artifactId;
     } //-- String getArtifactId()
 
     /**
      * Get the groupId when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @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 base version (ie. ending in <code>-SNAPSHOT</code>)
      * when this directory represents a
      * "groupId/artifactId/version" for a SNAPSHOT.
      * 
      * @return String
      */
     public String getVersion()
     {
         return this.version;
     } //-- String getVersion()
 
     /**
      * Get versioning information when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @return Versioning
      */
     public Versioning getVersioning()
     {
         return this.versioning;
     } //-- Versioning getVersioning()
 
     /**
      * Method removePlugin.
      * 
      * @param plugin a plugin object.
      */
     public void removePlugin( Plugin plugin )
     {
         getPlugins().remove( plugin );
     } //-- void removePlugin( Plugin )
 
     /**
      * Set the artifactId when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @param artifactId a artifactId object.
      */
     public void setArtifactId( String artifactId )
     {
         this.artifactId = artifactId;
     } //-- void setArtifactId( String )
 
     /**
      * Set the groupId when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @param groupId a groupId object.
      */
     public void setGroupId( String groupId )
     {
         this.groupId = groupId;
     } //-- void setGroupId( String )
 
     /**
      * Set the modelEncoding field.
      * 
      * @param modelEncoding a modelEncoding object.
      */
     public void setModelEncoding( String modelEncoding )
     {
         this.modelEncoding = modelEncoding;
     } //-- void setModelEncoding( String )
 
     /**
      * Set the version of the underlying metadata model.
      * 
      * @param modelVersion a modelVersion object.
      */
     public void setModelVersion( String modelVersion )
     {
         this.modelVersion = modelVersion;
     } //-- void setModelVersion( String )
 
     /**
      * Set the set of plugins when this directory represents a
      * "groupId".
      * 
      * @param plugins a plugins object.
      */
     public void setPlugins( java.util.List<Plugin> plugins )
     {
         this.plugins = plugins;
     } //-- void setPlugins( java.util.List )
 
     /**
      * Set the base version (ie. ending in <code>-SNAPSHOT</code>)
      * when this directory represents a
      * "groupId/artifactId/version" for a SNAPSHOT.
      * 
      * @param version a version object.
      */
     public void setVersion( String version )
     {
         this.version = version;
     } //-- void setVersion( String )
 
     /**
      * Set versioning information when this directory represents
      * "groupId/artifactId" or "groupId/artifactId/version".
      * 
      * @param versioning a versioning object.
      */
     public void setVersioning( Versioning versioning )
     {
         this.versioning = versioning;
     } //-- void setVersioning( Versioning )
 
     
     private String getSnapshotVersionKey( SnapshotVersion sv )
     {
         return sv.getClassifier() + ":" + sv.getExtension();
     }
 
     public boolean merge( Metadata sourceMetadata )
     {
         boolean changed = false;
 
         for ( Plugin plugin : sourceMetadata.getPlugins() )
         {
             boolean found = false;
 
             for ( Plugin preExisting : getPlugins() )
             {
                 if ( java.util.Objects.equals( preExisting.getPrefix(), 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 )
                 {
                     boolean updateSnapshotVersions = false;
                     if ( s == null )
                     {
                         s = new Snapshot();
                         v.setSnapshot( s );
                         changed = true;
                         updateSnapshotVersions = true;
                     }
 
                     // overwrite
                     if ( s.getTimestamp() == null ? snapshot.getTimestamp() != null
                         : !s.getTimestamp().equals( snapshot.getTimestamp() ) )
                     {
                         s.setTimestamp( snapshot.getTimestamp() );
                         changed = true;
                         updateSnapshotVersions = true;
                     }
                     if ( s.getBuildNumber() != snapshot.getBuildNumber() )
                     {
                         s.setBuildNumber( snapshot.getBuildNumber() );
                         changed = true;
                     }
                     if ( s.isLocalCopy() != snapshot.isLocalCopy() )
                     {
                         s.setLocalCopy( snapshot.isLocalCopy() );
                         changed = true;
                     }
                     if ( updateSnapshotVersions )
                     {
                         java.util.Map<String, SnapshotVersion> versions = new java.util.LinkedHashMap<>();
                         // never convert from legacy to new format if either source or target is legacy format
                         if ( !v.getSnapshotVersions().isEmpty() )
                         {
                             for ( SnapshotVersion sv : versioning.getSnapshotVersions() )
                             {
                                 String key = getSnapshotVersionKey( sv );
                                 versions.put( key, sv );
                             }
                             // never convert from legacy format
                             if ( !versions.isEmpty() )
                             {
                                 for ( SnapshotVersion sv : v.getSnapshotVersions() )
                                 {
                                     String key = getSnapshotVersionKey( sv );
                                     if ( !versions.containsKey( key ) )
                                     {
                                         versions.put( key, sv );
                                     }
                                 }
                             }
                             v.setSnapshotVersions( new java.util.ArrayList<SnapshotVersion>( versions.values() ) );
                         }
 
                         changed = true;
                     }
                 }
             }
         }
         return changed;
     }
           
 }