package org.apache.maven.plugin.dependency.utils;
   
   /*
    * 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.util.Iterator;
  import java.util.Set;
  import java.util.SortedSet;
  import java.util.TreeSet;
  
  import org.apache.maven.artifact.Artifact;
  
  /**
   * @author <a href="mailto:brianf@apache.org">Brian Fox</a>
   * @version $Id: DependencyStatusSets.java 728546 2008-12-21 22:56:51Z bentmann $
   */
  public class DependencyStatusSets
  {
  
      TreeSet resolvedDependencies = null;
  
      TreeSet unResolvedDependencies = null;
  
      TreeSet skippedDependencies = null;
  
      public DependencyStatusSets()
      {
  
      }
  
      public DependencyStatusSets( Set resolved, Set unResolved, Set skipped )
      {
          if ( resolved != null )
          {
              this.resolvedDependencies = new TreeSet( resolved );
          }
          if ( unResolved != null )
          {
              this.unResolvedDependencies = new TreeSet( unResolved );
          }
          if ( skipped != null )
          {
              this.skippedDependencies = new TreeSet( skipped );
          }
      }
  
      /**
       * @return Returns the resolvedDependencies.
       */
      public Set getResolvedDependencies()
      {
          return this.resolvedDependencies;
      }
  
      /**
       * @param resolvedDependencies
       *            The resolvedDependencies to set.
       */
      public void setResolvedDependencies( Set resolvedDependencies )
      {
          if ( resolvedDependencies != null )
          {
              this.resolvedDependencies = new TreeSet( resolvedDependencies );
          }
          else
          {
              this.resolvedDependencies = null;
          }
      }
  
      /**
       * @return Returns the skippedDependencies.
       */
      public Set getSkippedDependencies()
      {
          return this.skippedDependencies;
      }
  
      /**
      * @param skippedDependencies
      *            The skippedDependencies to set.
      */
     public void setSkippedDependencies( Set skippedDependencies )
     {
         if ( skippedDependencies != null )
         {
             this.skippedDependencies = new TreeSet( skippedDependencies );
         }
         else
         {
             this.skippedDependencies = null;
         }
     }
 
     /**
      * @return Returns the unResolvedDependencies.
      */
     public Set getUnResolvedDependencies()
     {
         return this.unResolvedDependencies;
     }
 
     /**
      * @param unResolvedDependencies
      *            The unResolvedDependencies to set.
      */
     public void setUnResolvedDependencies( Set unResolvedDependencies )
     {
         if ( unResolvedDependencies != null )
         {
             this.unResolvedDependencies = new TreeSet( unResolvedDependencies );
         }
         else
         {
             this.unResolvedDependencies = null;
         }
     }
 
     public String getOutput(boolean outputAbsoluteArtifactFilename )
     {
         return getOutput(outputAbsoluteArtifactFilename, true );
     }
 
     public String getOutput(boolean outputAbsoluteArtifactFilename, boolean outputScope )
     {
         StringBuffer sb = new StringBuffer();
         sb.append( "\n" );
         sb.append( "The following files have been resolved:\n" );
         if ( this.resolvedDependencies == null || this.resolvedDependencies.isEmpty() )
         {
             sb.append( "   none\n" );
         }
         else
         {
             for ( Iterator i = resolvedDependencies.iterator(); i.hasNext(); )
             {
                 Artifact artifact = (Artifact) i.next();
                 String artifactFilename = null;
                 if ( outputAbsoluteArtifactFilename )
                 {
                     try
                     {
                         // we want to print the absolute file name here
                         artifactFilename = artifact.getFile().getAbsoluteFile().getPath();
                     }
                     catch ( NullPointerException e )
                     {
                         // ignore the null pointer, we'll output a null string
                         artifactFilename = null;
                     }
                 }
                 
                 String id = outputScope ? artifact.toString() : artifact.getId();
                 
                 sb.append( "   " + id + ( outputAbsoluteArtifactFilename ? ":" + artifactFilename : "" ) +"\n");
             }
         }
 
         if ( this.skippedDependencies != null && !this.skippedDependencies.isEmpty() )
         {
             sb.append( "\n" );
             sb.append( "The following files were skipped:\n" );
             SortedSet sortedSkippedDependencies = new TreeSet();
             sortedSkippedDependencies.addAll( this.skippedDependencies );
             for ( Iterator i = sortedSkippedDependencies.iterator(); i.hasNext(); )
             {
                 sb.append( "   " + ( (Artifact) i.next() ).getId()+"\n" );
             }
         }
 
         if ( this.unResolvedDependencies != null && !this.unResolvedDependencies.isEmpty() )
         {
             sb.append( "\n" );
             sb.append( "The following files have NOT been resolved:\n" );
             SortedSet sortedUnResolvedDependencies = new TreeSet();
             sortedUnResolvedDependencies.addAll( this.unResolvedDependencies );
             for ( Iterator i = sortedUnResolvedDependencies.iterator(); i.hasNext(); )
             {
                 sb.append( "   " + ( (Artifact) i.next() ).getId()+"\n" );
             }
         }
         sb.append("\n");
 
         return sb.toString();
     }
 }