Got rid of a lot of no longer needed work in Lookup.add(). Minimized

the number of explicit session.flush()s. Fixed several places that
were throwing uninformative exceptions.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3227 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/avm/LookupComponent.java

@@ -38,21 +38,6 @@ class LookupComponent
      */
     private String fIndirection;
     
-    /**
-     * The lowest layer index.
-     */
-    private int fLowestLayerIndex;
-    
-    /**
-     * Whether this node is in a layer.
-     */
-    private boolean fLayered;
-    
-    /**
-     * Whether this needs copying.
-     */
-    private boolean fNeedsCopy;
-    
     /**
      * Create a new empty lookup component.
      */
@@ -78,45 +63,6 @@ class LookupComponent
         fIndirection = indirection;
     }
 
-    /**
-     * Is this component layered. I.e. has it seen a layer yet in
-     * its lookup.
-     * @return Whether this component is layered.
-     */
-    public boolean isLayered()
-    {
-        return fLayered;
-    }
-
-    /**
-     * Set whether this node is layered.
-     * @param layered
-     */
-    public void setLayered(boolean layered)
-    {
-        fLayered = layered;
-    }
-
-    /**
-     * Get the index of the lowest (in the path lookup sense) layer
-     * seen at this component's point in the lookup.
-     * @return the lowestLayerIndex
-     */
-    public int getLowestLayerIndex()
-    {
-        return fLowestLayerIndex;
-    }
-
-    /**
-     * Set the index of the lowest (in the path lookup sense) layer
-     * seen at this components's point in the lookup.
-     * @param lowestLayerIndex the lowestLayerIndex to set
-     */
-    public void setLowestLayerIndex(int lowestLayerIndex)
-    {
-        fLowestLayerIndex = lowestLayerIndex;
-    }
-
     /**
      * Get the path component name.
      * @return the name
@@ -152,22 +98,4 @@ class LookupComponent
     {
         fNode = node;
     }
-
-    /**
-     * Set the needs copy bit.
-     * @param needs Whether this component needs to be copied.
-     */
-    public void setNeedsCopy(boolean needs)
-    {
-        fNeedsCopy = needs;
-    }
-    
-    /**
-     * Does this component need a copy.
-     * @return Whether it does.
-     */
-    public boolean getNeedsCopy()
-    {
-        return fNeedsCopy;
-    }
 }