diff --git a/config/alfresco/public-services-context.xml b/config/alfresco/public-services-context.xml
index 047d6caa06..6173a0285d 100644
--- a/config/alfresco/public-services-context.xml
+++ b/config/alfresco/public-services-context.xml
@@ -901,6 +901,7 @@
             <list>
             	<value>getAttributes</value>
             	<value>query</value>
+            	<value>getKeys</value>
             </list>
         </property>
     </bean>
diff --git a/source/java/org/alfresco/repo/attributes/AttributeImpl.java b/source/java/org/alfresco/repo/attributes/AttributeImpl.java
index 8eb4a631ea..2f887071ec 100644
--- a/source/java/org/alfresco/repo/attributes/AttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/AttributeImpl.java
@@ -60,6 +60,15 @@ public abstract class AttributeImpl implements Attribute
     {
     }
     
+    /**
+     * Helper constructor for copy constructors.
+     * @param acl The ACL.
+     */
+    protected AttributeImpl(DbAccessControlList acl)
+    {
+        fACL = acl;
+    }
+    
     public void setId(long id)
     {
         fID = id;
diff --git a/source/java/org/alfresco/repo/attributes/AttributeServiceImpl.java b/source/java/org/alfresco/repo/attributes/AttributeServiceImpl.java
index 7f619d2ea8..487b3bc8fb 100644
--- a/source/java/org/alfresco/repo/attributes/AttributeServiceImpl.java
+++ b/source/java/org/alfresco/repo/attributes/AttributeServiceImpl.java
@@ -77,29 +77,7 @@ public class AttributeServiceImpl implements AttributeService
             throw new AVMBadArgumentException("Null path.");
         }
         List<String> keys = parsePath(path);
-        if (keys.size() < 1)
-        {
-            throw new AVMBadArgumentException("Bad Attribute Path: " + path);
-        }
-        GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
-        if (entry == null)
-        {
-            return null;
-        }
-        Attribute current = entry.getAttribute();
-        for (int i = 1; i < keys.size(); i++)
-        {
-            if (current.getType() != Type.MAP)
-            {
-                return null;
-            }
-            current = current.get(keys.get(i));
-            if (current == null)
-            {
-                return null;
-            }
-        }
-        return fAttributeConverter.toValue(current);
+        return getAttribute(keys);
     }
 
     /**
@@ -153,42 +131,7 @@ public class AttributeServiceImpl implements AttributeService
             throw new AVMBadArgumentException("Null Attribute Path.");
         }
         List<String> keys = parsePath(path);
-        if (keys.size() == 0)
-        {
-            throw new AVMBadArgumentException("Cannot query top level Attributes.");
-        }
-        GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
-        if (entry == null)
-        {
-            throw new AVMNotFoundException("Attribute Not Found: " + keys.get(0));
-        }
-        Attribute current = entry.getAttribute();
-        if (current.getType() != Type.MAP)
-        {
-            throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(0));
-        }
-        for (int i = 1; i < keys.size(); i++)
-        {
-            current = current.get(keys.get(i));
-            if (current == null)
-            {
-                throw new AVMNotFoundException("Attribute Not Found: " + keys.get(i));
-            }
-            if (current.getType() != Type.MAP)
-            {
-                throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(i));
-            }
-        }
-        List<Pair<String, Attribute>> rawResult =
-            fAttributeDAO.find((MapAttribute)current, query);
-        List<Pair<String, Attribute>> result = 
-            new ArrayList<Pair<String, Attribute>>();
-        for (Pair<String, Attribute> raw : rawResult)
-        {
-            result.add(new Pair<String, Attribute>(raw.getFirst(), 
-                                                   fAttributeConverter.toValue(raw.getSecond())));
-        }
-        return result;
+        return query(keys, query);
     }
 
     /* (non-Javadoc)
@@ -201,10 +144,81 @@ public class AttributeServiceImpl implements AttributeService
             throw new AVMBadArgumentException("Null Attribute Path.");
         }
         List<String> keys = parsePath(path);
+        removeAttribute(keys, name);
+    }
+
+    /* (non-Javadoc)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#setAttribute(java.lang.String, org.alfresco.repo.attributes.Attribute)
+     */
+    public void setAttribute(String path, String name, Attribute value)
+    {
+        if (path == null)
+        {
+            throw new AVMBadArgumentException("Null path.");
+        }
+        List<String> keys = parsePath(path);
+        setAttribute(keys, name, value);
+    }
+
+    /* (non-Javadoc)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#getKeys(java.lang.String)
+     */
+    public List<String> getKeys(String path)
+    {
+        if (path == null)
+        {
+            throw new AVMBadArgumentException("Null Attribute Path.");
+        }
+        List<String> keys = parsePath(path);
+        return getKeys(keys);
+    }
+
+    /* (non-Javadoc)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#getAttribute(java.util.List)
+     */
+    public Attribute getAttribute(List<String> keys)
+    {
+        if (keys == null)
+        {
+            throw new AVMBadArgumentException("Null Attribute Path List.");
+        }
+        if (keys.size() < 1)
+        {
+            throw new AVMBadArgumentException("Bad Attribute Path List.");
+        }
+        GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
+        if (entry == null)
+        {
+            return null;
+        }
+        Attribute current = entry.getAttribute();
+        for (int i = 1; i < keys.size(); i++)
+        {
+            if (current.getType() != Type.MAP)
+            {
+                return null;
+            }
+            current = current.get(keys.get(i));
+            if (current == null)
+            {
+                return null;
+            }
+        }
+        return fAttributeConverter.toValue(current);
+    }
+
+    /* (non-Javadoc)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#getKeys(java.util.List)
+     */
+    public List<String> getKeys(List<String> keys)
+    {
+        if (keys == null)
+        {
+            throw new AVMBadArgumentException("Null Keys List.");
+        }
         if (keys.size() == 0)
         {
-            fGlobalAttributeEntryDAO.delete(name);
-            return;
+            return fGlobalAttributeEntryDAO.getKeys();
         }
         GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
         if (entry == null)
@@ -228,15 +242,18 @@ public class AttributeServiceImpl implements AttributeService
                 throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(i));
             }
         }
-        current.remove(name);
+        return new ArrayList<String>(current.keySet());
     }
 
     /* (non-Javadoc)
-     * @see org.alfresco.service.cmr.attributes.AttributeService#setAttribute(java.lang.String, org.alfresco.repo.attributes.Attribute)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#setAttribute(java.util.List, java.lang.String, org.alfresco.repo.attributes.Attribute)
      */
-    public void setAttribute(String path, String name, Attribute value)
+    public void setAttribute(List<String> keys, String name, Attribute value)
     {
-        List<String> keys = parsePath(path);
+        if (keys == null || name == null || value == null)
+        {
+            throw new AVMBadArgumentException("Null argument.");
+        }
         Attribute toSave = fAttributeConverter.toPersistent(value);
         if (keys.size() == 0)
         {
@@ -277,18 +294,17 @@ public class AttributeServiceImpl implements AttributeService
     }
 
     /* (non-Javadoc)
-     * @see org.alfresco.service.cmr.attributes.AttributeService#getKeys(java.lang.String)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#query(java.util.List, org.alfresco.service.cmr.attributes.AttrQuery)
      */
-    public List<String> getKeys(String path)
+    public List<Pair<String, Attribute>> query(List<String> keys, AttrQuery query)
     {
-        if (path == null)
+        if (keys == null || query == null)
         {
-            throw new AVMBadArgumentException("Null Attribute Path.");
+            throw new AVMBadArgumentException("Null argument.");
         }
-        List<String> keys = parsePath(path);
         if (keys.size() == 0)
         {
-            return fGlobalAttributeEntryDAO.getKeys();
+            throw new AVMBadArgumentException("Cannot query top level Attributes.");
         }
         GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
         if (entry == null)
@@ -312,7 +328,55 @@ public class AttributeServiceImpl implements AttributeService
                 throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(i));
             }
         }
-        return new ArrayList<String>(current.keySet());
+        List<Pair<String, Attribute>> rawResult =
+            fAttributeDAO.find((MapAttribute)current, query);
+        List<Pair<String, Attribute>> result = 
+            new ArrayList<Pair<String, Attribute>>();
+        for (Pair<String, Attribute> raw : rawResult)
+        {
+            result.add(new Pair<String, Attribute>(raw.getFirst(), 
+                                                   fAttributeConverter.toValue(raw.getSecond())));
+        }
+        return result;
+    }
+
+    /* (non-Javadoc)
+     * @see org.alfresco.service.cmr.attributes.AttributeService#removeAttribute(java.util.List, java.lang.String)
+     */
+    public void removeAttribute(List<String> keys, String name)
+    {
+        if (keys == null || name == null)
+        {
+            throw new AVMBadArgumentException("Null argument.");
+        }
+        if (keys.size() == 0)
+        {
+            fGlobalAttributeEntryDAO.delete(name);
+            return;
+        }
+        GlobalAttributeEntry entry = fGlobalAttributeEntryDAO.get(keys.get(0));
+        if (entry == null)
+        {
+            throw new AVMNotFoundException("Attribute Not Found: " + keys.get(0));
+        }
+        Attribute current = entry.getAttribute();
+        if (current.getType() != Type.MAP)
+        {
+            throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(0));
+        }
+        for (int i = 1; i < keys.size(); i++)
+        {
+            current = current.get(keys.get(i));
+            if (current == null)
+            {
+                throw new AVMNotFoundException("Attribute Not Found: " + keys.get(i));
+            }
+            if (current.getType() != Type.MAP)
+            {
+                throw new AVMWrongTypeException("Attribute Not Map: " + keys.get(i));
+            }
+        }
+        current.remove(name);
     }
 }
 
diff --git a/source/java/org/alfresco/repo/attributes/AttributeValue.java b/source/java/org/alfresco/repo/attributes/AttributeValue.java
index 1cada24e15..a7b4ffcc6c 100644
--- a/source/java/org/alfresco/repo/attributes/AttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/AttributeValue.java
@@ -38,6 +38,23 @@ import org.alfresco.repo.domain.DbAccessControlList;
  */
 public abstract class AttributeValue implements Attribute
 {
+    /**
+     * ACL for this Attribute
+     */
+    private DbAccessControlList fACL;
+    
+    public AttributeValue()
+    {
+    }
+    
+    /**
+     * Helper for copy constructors.
+     */
+    public AttributeValue(DbAccessControlList acl)
+    {
+        fACL = acl;
+    }
+    
     /* (non-Javadoc)
      * @see org.alfresco.repo.attributes.Attribute#clear()
      */
@@ -254,14 +271,12 @@ public abstract class AttributeValue implements Attribute
         throw new AttributeMethodNotImplemented("Not a map.");
     }
 
-    // I'm not sure if ACLs are serializable.  So for now the following two
-    // methods are noops.
     /* (non-Javadoc)
      * @see org.alfresco.repo.attributes.Attribute#getAcl()
      */
     public DbAccessControlList getAcl()
     {
-        return null;
+        return fACL;
     }
 
     /* (non-Javadoc)
@@ -269,6 +284,6 @@ public abstract class AttributeValue implements Attribute
      */
     public void setAcl(DbAccessControlList acl)
     {
-        // Do Nothing.
+        fACL = acl;
     }
 }
diff --git a/source/java/org/alfresco/repo/attributes/BooleanAttributeImpl.java b/source/java/org/alfresco/repo/attributes/BooleanAttributeImpl.java
index d030d8f7bf..520859c580 100644
--- a/source/java/org/alfresco/repo/attributes/BooleanAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/BooleanAttributeImpl.java
@@ -50,6 +50,7 @@ public class BooleanAttributeImpl extends AttributeImpl implements
     
     public BooleanAttributeImpl(BooleanAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getBooleanValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/BooleanAttributeValue.java b/source/java/org/alfresco/repo/attributes/BooleanAttributeValue.java
index 5f7f4eb6bb..8ea2f2ce67 100644
--- a/source/java/org/alfresco/repo/attributes/BooleanAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/BooleanAttributeValue.java
@@ -43,6 +43,7 @@ public class BooleanAttributeValue extends AttributeValue implements
     
     public BooleanAttributeValue(BooleanAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getBooleanValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/ByteAttributeImpl.java b/source/java/org/alfresco/repo/attributes/ByteAttributeImpl.java
index 83fa5e096d..40786892f2 100644
--- a/source/java/org/alfresco/repo/attributes/ByteAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/ByteAttributeImpl.java
@@ -49,6 +49,7 @@ public class ByteAttributeImpl extends AttributeImpl implements ByteAttribute
 
     public ByteAttributeImpl(ByteAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getByteValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/ByteAttributeValue.java b/source/java/org/alfresco/repo/attributes/ByteAttributeValue.java
index ea1dce3fc5..305e6dabab 100644
--- a/source/java/org/alfresco/repo/attributes/ByteAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/ByteAttributeValue.java
@@ -42,6 +42,7 @@ public class ByteAttributeValue extends AttributeValue implements ByteAttribute
     
     public ByteAttributeValue(ByteAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getByteValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/DoubleAttributeImpl.java b/source/java/org/alfresco/repo/attributes/DoubleAttributeImpl.java
index 3c7cfea703..8313a64043 100644
--- a/source/java/org/alfresco/repo/attributes/DoubleAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/DoubleAttributeImpl.java
@@ -49,6 +49,7 @@ public class DoubleAttributeImpl extends AttributeImpl implements Attribute
     
     public DoubleAttributeImpl(DoubleAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getDoubleValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/DoubleAttributeValue.java b/source/java/org/alfresco/repo/attributes/DoubleAttributeValue.java
index 76fd5106e8..6d1361e6f3 100644
--- a/source/java/org/alfresco/repo/attributes/DoubleAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/DoubleAttributeValue.java
@@ -43,6 +43,7 @@ public class DoubleAttributeValue extends AttributeValue implements
     
     public DoubleAttributeValue(DoubleAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getDoubleValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/FloatAttributeImpl.java b/source/java/org/alfresco/repo/attributes/FloatAttributeImpl.java
index 6e4da18e16..641ee3073d 100644
--- a/source/java/org/alfresco/repo/attributes/FloatAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/FloatAttributeImpl.java
@@ -49,6 +49,7 @@ public class FloatAttributeImpl extends AttributeImpl implements FloatAttribute
     
     public FloatAttributeImpl(FloatAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getFloatValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/FloatAttributeValue.java b/source/java/org/alfresco/repo/attributes/FloatAttributeValue.java
index 7651405831..cbf3ef9b3c 100644
--- a/source/java/org/alfresco/repo/attributes/FloatAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/FloatAttributeValue.java
@@ -43,6 +43,7 @@ public class FloatAttributeValue extends AttributeValue implements
     
     public FloatAttributeValue(FloatAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getFloatValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/IntAttributeImpl.java b/source/java/org/alfresco/repo/attributes/IntAttributeImpl.java
index 75e97ddb68..6d0cd2f7de 100644
--- a/source/java/org/alfresco/repo/attributes/IntAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/IntAttributeImpl.java
@@ -49,6 +49,7 @@ public class IntAttributeImpl extends AttributeImpl implements IntAttribute
     
     public IntAttributeImpl(IntAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getIntValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/IntAttributeValue.java b/source/java/org/alfresco/repo/attributes/IntAttributeValue.java
index a1f12475da..c36ec81b72 100644
--- a/source/java/org/alfresco/repo/attributes/IntAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/IntAttributeValue.java
@@ -42,6 +42,7 @@ public class IntAttributeValue extends AttributeValue implements IntAttribute
     
     public IntAttributeValue(IntAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getIntValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/LongAttributeImpl.java b/source/java/org/alfresco/repo/attributes/LongAttributeImpl.java
index 3037d60037..b4db42b864 100644
--- a/source/java/org/alfresco/repo/attributes/LongAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/LongAttributeImpl.java
@@ -49,6 +49,7 @@ public class LongAttributeImpl extends AttributeImpl implements LongAttribute
     
     public LongAttributeImpl(LongAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getLongValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/LongAttributeValue.java b/source/java/org/alfresco/repo/attributes/LongAttributeValue.java
index 39e7448bb8..1470061662 100644
--- a/source/java/org/alfresco/repo/attributes/LongAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/LongAttributeValue.java
@@ -42,6 +42,7 @@ public class LongAttributeValue extends AttributeValue implements LongAttribute
 
     public LongAttributeValue(LongAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getLongValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/MapAttributeImpl.java b/source/java/org/alfresco/repo/attributes/MapAttributeImpl.java
index 3b8fbea6ca..63542ad5bb 100644
--- a/source/java/org/alfresco/repo/attributes/MapAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/MapAttributeImpl.java
@@ -52,6 +52,7 @@ public class MapAttributeImpl extends AttributeImpl implements MapAttribute
     
     public MapAttributeImpl(MapAttribute attr)
     {
+        super(attr.getAcl());
         AVMDAOs.Instance().fAttributeDAO.save(this);
         for (Map.Entry<String, Attribute> entry : attr.entrySet())
         {
diff --git a/source/java/org/alfresco/repo/attributes/MapAttributeValue.java b/source/java/org/alfresco/repo/attributes/MapAttributeValue.java
index c889d5c3b1..49267c0f91 100644
--- a/source/java/org/alfresco/repo/attributes/MapAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/MapAttributeValue.java
@@ -50,6 +50,7 @@ public class MapAttributeValue extends AttributeValue implements MapAttribute
     
     public MapAttributeValue(MapAttribute attr)
     {
+        super(attr.getAcl());
         fData = new HashMap<String, Attribute>();
         for (Map.Entry<String, Attribute> entry : attr.entrySet())
         {
diff --git a/source/java/org/alfresco/repo/attributes/SerializableAttributeImpl.java b/source/java/org/alfresco/repo/attributes/SerializableAttributeImpl.java
index b3279aa5f8..05f15f6051 100644
--- a/source/java/org/alfresco/repo/attributes/SerializableAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/SerializableAttributeImpl.java
@@ -52,6 +52,7 @@ public class SerializableAttributeImpl extends AttributeImpl implements
     
     public SerializableAttributeImpl(SerializableAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getSerializableValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);        
     }
diff --git a/source/java/org/alfresco/repo/attributes/SerializableAttributeValue.java b/source/java/org/alfresco/repo/attributes/SerializableAttributeValue.java
index bcc4b28e0e..65cf0eda2f 100644
--- a/source/java/org/alfresco/repo/attributes/SerializableAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/SerializableAttributeValue.java
@@ -45,6 +45,7 @@ public class SerializableAttributeValue extends AttributeValue implements
     
     public SerializableAttributeValue(SerializableAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getSerializableValue();
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/ShortAttributeImpl.java b/source/java/org/alfresco/repo/attributes/ShortAttributeImpl.java
index 7ec3c61120..88c73d902b 100644
--- a/source/java/org/alfresco/repo/attributes/ShortAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/ShortAttributeImpl.java
@@ -49,6 +49,7 @@ public class ShortAttributeImpl extends AttributeImpl implements ShortAttribute
     
     public ShortAttributeImpl(ShortAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getShortValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/ShortAttributeValue.java b/source/java/org/alfresco/repo/attributes/ShortAttributeValue.java
index a94655ca5b..165fbd42e2 100644
--- a/source/java/org/alfresco/repo/attributes/ShortAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/ShortAttributeValue.java
@@ -43,6 +43,7 @@ public class ShortAttributeValue extends AttributeValue implements
     
     public ShortAttributeValue(ShortAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getShortValue();    
     }
     
diff --git a/source/java/org/alfresco/repo/attributes/StringAttributeImpl.java b/source/java/org/alfresco/repo/attributes/StringAttributeImpl.java
index 27b1fab901..cbe23fc459 100644
--- a/source/java/org/alfresco/repo/attributes/StringAttributeImpl.java
+++ b/source/java/org/alfresco/repo/attributes/StringAttributeImpl.java
@@ -50,6 +50,7 @@ public class StringAttributeImpl extends AttributeImpl implements
 
     public StringAttributeImpl(StringAttribute attr)
     {
+        super(attr.getAcl());
         fValue = attr.getStringValue();
         AVMDAOs.Instance().fAttributeDAO.save(this);
     }
diff --git a/source/java/org/alfresco/repo/attributes/StringAttributeValue.java b/source/java/org/alfresco/repo/attributes/StringAttributeValue.java
index c248b812a5..3d5fd9f550 100644
--- a/source/java/org/alfresco/repo/attributes/StringAttributeValue.java
+++ b/source/java/org/alfresco/repo/attributes/StringAttributeValue.java
@@ -43,6 +43,7 @@ public class StringAttributeValue extends AttributeValue implements
     
     public StringAttributeValue(StringAttribute attr)
     {
+        super(attr.getAcl());
         fData = attr.getStringValue();
     }
     
diff --git a/source/java/org/alfresco/service/cmr/attributes/AttributeService.java b/source/java/org/alfresco/service/cmr/attributes/AttributeService.java
index 0e6c760d24..5e9e9f949f 100644
--- a/source/java/org/alfresco/service/cmr/attributes/AttributeService.java
+++ b/source/java/org/alfresco/service/cmr/attributes/AttributeService.java
@@ -37,27 +37,50 @@ import org.alfresco.util.Pair;
 public interface AttributeService 
 {
     /**
-     * Get a Global Attribute.
+     * Get an Attribute.
      * @param path The path of the Attribute.
      * @return The value of the attribute or null.
      */
     public Attribute getAttribute(String path);
     
     /**
-     * Set a Global Attribute. Overwrites if it exists.
+     * Get an attribute.
+     * @param keys The keys in the attribute path.
+     * @return The value of the attribute or null.
+     */
+    public Attribute getAttribute(List<String> keys);
+    
+    
+    /**
+     * Set an attribute. Overwrites if it exists.
      * @param name The name of the Attribute.
      * @param value The value to set.
      */
     public void setAttribute(String path, String name, Attribute value);
     
+    /**
+     * Set an attribute
+     * @param keys List of attribute path keys.
+     * @param name The name of the attribute to set.
+     * @param value The Attribute to set.
+     */
+    public void setAttribute(List<String> keys, String name, Attribute value);
+    
     /**
      * Remove an Attribute.
      * @param name The name of the Attribute.
      */
     public void removeAttribute(String path, String name);
+    
+    /**
+     * Remove an Attribute.
+     * @param keys List of attribute path keys.
+     * @param name The name of the attribute to remove.
+     */
+    public void removeAttribute(List<String> keys, String name);
 
     /**
-     * Query for a list of attributes which are contained in the container
+     * Query for a list of attributes which are contained in the map
      * defined by the given path and meet the query criteria.
      * @param path
      * @param query
@@ -65,10 +88,26 @@ public interface AttributeService
      */
     public List<Pair<String, Attribute>> query(String path, AttrQuery query);
     
+    /**
+     * Query for a list of attributes which are contained in a map defined by the
+     * given path and meet the query criteria.
+     * @param keys The list of attribute path keys.
+     * @param query
+     * @return A list of matching attributes.
+     */
+    public List<Pair<String, Attribute>> query(List<String> keys, AttrQuery query);
+    
     /**
      * Get all the keys for a given attribute path.
      * @param path The attribute path.
      * @return A list of all keys.
      */
     public List<String> getKeys(String path);
+    
+    /**
+     * Get all the keys for a give attribute path.
+     * @param keys The keys of the attribute path.
+     * @return A list of all keys.
+     */
+    public List<String> getKeys(List<String> keys);
 }