diff --git a/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionRequest.java b/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionRequest.java
index 216c2e44f7..4b21a137ff 100644
--- a/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionRequest.java
+++ b/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionRequest.java
@@ -64,6 +64,18 @@ public class MetadataResolutionRequest
     private ArtifactMetadataSource metadataSource;
 
     private boolean resolveRoot = true;
+
+    /** result type - flat list */
+    private boolean asList = true;
+    
+    /** result type - dirty tree */
+    private boolean asDirtyTree = false;
+    
+    /** result type - resolved tree */
+    private boolean asResolvedTree = false;
+    
+    /** result type - graph */
+    private boolean asGraph = false;
     
     public MetadataResolutionRequest()
     {  
@@ -207,4 +219,48 @@ public class MetadataResolutionRequest
         
         return sb.toString();
     }
+
+    public boolean isAsList()
+    {
+        return asList;
+    }
+
+    public MetadataResolutionRequest setAsList( boolean asList )
+    {
+        this.asList = asList;
+        return this;
+    }
+
+    public boolean isAsDirtyTree()
+    {
+        return asDirtyTree;
+    }
+
+    public MetadataResolutionRequest setAsDirtyTree( boolean asDirtyTree )
+    {
+        this.asDirtyTree = asDirtyTree;
+        return this;
+    }
+
+    public boolean isAsResolvedTree()
+    {
+        return asResolvedTree;
+    }
+
+    public MetadataResolutionRequest setAsResolvedTree( boolean asResolvedTree )
+    {
+        this.asResolvedTree = asResolvedTree;
+        return this;
+    }
+
+    public boolean isAsGraph()
+    {
+        return asGraph;
+    }
+
+    public MetadataResolutionRequest setAsGraph( boolean asGraph )
+    {
+        this.asGraph = asGraph;
+        return this;
+    }
 }
diff --git a/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionResult.java b/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionResult.java
index 90406b9a51..d26ca5fa22 100644
--- a/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionResult.java
+++ b/maven-repository/src/main/java/org/apache/maven/repository/MetadataResolutionResult.java
@@ -65,6 +65,8 @@ public class MetadataResolutionResult
     private Set<Artifact> requestedArtifacts;
 
     private Set<Artifact> artifacts;
+    
+    private MetadataTreeNode resolvedTree;
 
     public Artifact getOriginatingArtifact()
     {
@@ -340,4 +342,15 @@ public class MetadataResolutionResult
 
         return sb.toString();
     }
+
+    public MetadataTreeNode getResolvedTree()
+    {
+        return resolvedTree;
+    }
+
+    public void setResolvedTree( MetadataTreeNode resolvedTree )
+    {
+        this.resolvedTree = resolvedTree;
+    }
+    
 }