diff --git a/NOTICE b/NOTICE
index 4543b0a..85d221f 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache Sling Initial Content Loader
-Copyright 2008-2009 The Apache Software Foundation
+Copyright 2008-2010 The Apache Software Foundation
 
 Apache Sling is based on source code originally developed 
 by Day Software (http://www.day.com/).
diff --git a/pom.xml b/pom.xml
index 582e49c..ae95f18 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,29 +90,38 @@
             <artifactId>org.osgi.compendium</artifactId>
         </dependency>
         <dependency>
+            <groupId>javax.jcr</groupId>
+            <artifactId>jcr</artifactId>
+        </dependency>
+        <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.jcr.api</artifactId>
-            <version>2.0.2-incubator</version>
+            <version>2.0.6</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.commons.json</artifactId>
             <version>2.0.2-incubator</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.commons.mime</artifactId>
             <version>2.0.2-incubator</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.commons.osgi</artifactId>
             <version>2.0.2-incubator</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.engine</artifactId>
             <version>2.0.6</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
@@ -134,6 +143,7 @@
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
             <version>1.4</version>
+            <scope>provided</scope>
         </dependency>
     <!-- Testing -->        
         <dependency>
@@ -150,11 +160,13 @@
             <groupId>org.apache.jackrabbit</groupId>
             <artifactId>jackrabbit-api</artifactId>
             <version>1.5.0</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.jcr.base</artifactId>
             <version>2.0.4-incubator</version>
+            <scope>provided</scope>
         </dependency>
     </dependencies>
 </project>
diff --git a/src/main/java/org/apache/sling/jcr/contentloader/internal/ContentLoaderService.java b/src/main/java/org/apache/sling/jcr/contentloader/internal/ContentLoaderService.java
index 0ce1039..24d6e35 100644
--- a/src/main/java/org/apache/sling/jcr/contentloader/internal/ContentLoaderService.java
+++ b/src/main/java/org/apache/sling/jcr/contentloader/internal/ContentLoaderService.java
@@ -35,7 +35,6 @@
 import javax.jcr.Value;
 import javax.jcr.lock.LockException;
 
-import org.apache.jackrabbit.util.Text;
 import org.apache.sling.commons.mime.MimeTypeService;
 import org.apache.sling.engine.SlingSettingsService;
 import org.apache.sling.jcr.api.SlingRepository;
@@ -79,7 +78,7 @@
     private static final String PROP_PASSWORD_DIGEST_ALGORITHM = "password.digest.algorithm";
     private static final String DEFAULT_PASSWORD_DIGEST_ALGORITHM = "sha1";
     private String passwordDigestAlgoritm = null;
-   
+
     /** default log */
     final Logger log = LoggerFactory.getLogger(getClass());
 
@@ -221,7 +220,7 @@
         try {
             StringBuffer password = new StringBuffer();
             password.append("{").append(passwordDigestAlgoritm).append("}");
-            password.append(Text.digest(passwordDigestAlgoritm,
+            password.append(DefaultContentCreator.digest(passwordDigestAlgoritm,
                 pwd.getBytes("UTF-8")));
             return password.toString();
         } catch (NoSuchAlgorithmException e) {
@@ -230,7 +229,7 @@
             throw new IllegalArgumentException(e.toString());
         }
     }
-   
+
     // ---------- SCR Integration ---------------------------------------------
 
     /** Activates this component, called by SCR before registering as a service */
@@ -247,7 +246,7 @@
         } else {
             passwordDigestAlgoritm = DEFAULT_PASSWORD_DIGEST_ALGORITHM;
         }
-       
+
         Session session = null;
         try {
             session = this.getSession();
diff --git a/src/main/java/org/apache/sling/jcr/contentloader/internal/DefaultContentCreator.java b/src/main/java/org/apache/sling/jcr/contentloader/internal/DefaultContentCreator.java
index 18a483c..d9efe3a 100644
--- a/src/main/java/org/apache/sling/jcr/contentloader/internal/DefaultContentCreator.java
+++ b/src/main/java/org/apache/sling/jcr/contentloader/internal/DefaultContentCreator.java
@@ -20,6 +20,7 @@
 
 import java.io.InputStream;
 import java.io.UnsupportedEncodingException;
+import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.security.Principal;
 import java.text.ParseException;
@@ -57,7 +58,6 @@
 import org.apache.jackrabbit.api.security.user.Group;
 import org.apache.jackrabbit.api.security.user.User;
 import org.apache.jackrabbit.api.security.user.UserManager;
-import org.apache.jackrabbit.util.Text;
 import org.apache.sling.jcr.base.util.AccessControlUtil;
 
 /**
@@ -333,7 +333,11 @@
               node.setProperty(name, value, propertyType);
             }
         } else {
-            node.setProperty(name, value, propertyType);
+            if (propertyType == PropertyType.UNDEFINED) {
+                node.setProperty(name, value);
+            } else {
+                node.setProperty(name, value, propertyType);
+            }
         }
     }
 
@@ -780,7 +784,7 @@
 	 */
 	protected String hashPath(String item) throws RepositoryException {
 		try {
-			String hash = Text.digest("sha1", INSTANCE_SEED + item, "UTF-8");
+			String hash = digest("sha1", (INSTANCE_SEED + item).getBytes("UTF-8"));
 			StringBuilder sb = new StringBuilder();
 			for (int i = 0; i < STORAGE_LEVELS; i++) {
 				sb.append(hash, i * 2, (i * 2) + 2).append("/");
@@ -813,16 +817,24 @@
 
 		AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session);
 		AccessControlList updatedAcl = null;
-		AccessControlPolicyIterator applicablePolicies = accessControlManager.getApplicablePolicies(resourcePath);
-		while (applicablePolicies.hasNext()) {
-			AccessControlPolicy policy = applicablePolicies.nextAccessControlPolicy();
-			if (policy instanceof AccessControlList) {
-				updatedAcl = (AccessControlList)policy;
-				break;
-			}
+		AccessControlPolicy[] policies = accessControlManager.getPolicies(resourcePath);
+		for (AccessControlPolicy policy : policies) {
+		  if (policy instanceof AccessControlList) {
+		    updatedAcl = (AccessControlList)policy;
+		    break;
+		  }
 		}
 		if (updatedAcl == null) {
-			throw new RepositoryException("Unable to find an access conrol policy to update.");
+		  AccessControlPolicyIterator applicablePolicies = accessControlManager.getApplicablePolicies(resourcePath);
+		  while (applicablePolicies.hasNext()) {
+		    AccessControlPolicy policy = applicablePolicies.nextAccessControlPolicy();
+		    if (policy instanceof AccessControlList) {
+		      updatedAcl = (AccessControlList)policy;
+		    }
+		  }
+		}
+		if (updatedAcl == null) {
+			throw new RepositoryException("Unable to find or create an access control policy to update for " + resourcePath);
 		}
 
 		Set<String> postedPrivilegeNames = new HashSet<String>();
@@ -869,12 +881,14 @@
 
 		//add a fresh ACE with the granted privileges
 		List<Privilege> grantedPrivilegeList = new ArrayList<Privilege>();
-		for (String name : grantedPrivilegeNames) {
-			if (name.length() == 0) {
-				continue; //empty, skip it.
-			}
-			Privilege privilege = accessControlManager.privilegeFromName(name);
-			grantedPrivilegeList.add(privilege);
+		if (grantedPrivilegeNames != null) {
+		  for (String name : grantedPrivilegeNames) {
+			  if (name.length() == 0) {
+				  continue; //empty, skip it.
+			  }
+			  Privilege privilege = accessControlManager.privilegeFromName(name);
+			  grantedPrivilegeList.add(privilege);
+	    }
 		}
 		//add the privileges that should be preserved
 		grantedPrivilegeList.addAll(preserveGrantedPrivileges);
@@ -888,13 +902,14 @@
 		if (!authorizable.isGroup()) {
 			//add a fresh ACE with the denied privileges
 			List<Privilege> deniedPrivilegeList = new ArrayList<Privilege>();
-			for (String name : deniedPrivilegeNames) {
-				if (name.length() == 0) {
-					continue; //empty, skip it.
-				}
-				Privilege privilege = accessControlManager.privilegeFromName(name);
-				deniedPrivilegeList.add(privilege);
-
+			if (deniedPrivilegeNames != null) {
+			  for (String name : deniedPrivilegeNames) {
+				  if (name.length() == 0) {
+					  continue; //empty, skip it.
+				  }
+				  Privilege privilege = accessControlManager.privilegeFromName(name);
+				  deniedPrivilegeList.add(privilege);
+			  }
 			}
 			//add the privileges that should be preserved
 			deniedPrivilegeList.addAll(preserveDeniedPrivileges);
@@ -906,4 +921,33 @@
 
 		accessControlManager.setPolicy(resourcePath, updatedAcl);
 	}
+
+	/**
+     * used for the md5
+     */
+    private static final char[] hexTable = "0123456789abcdef".toCharArray();
+
+    /**
+     * Digest the plain string using the given algorithm.
+     *
+     * @param algorithm The alogrithm for the digest. This algorithm must be
+     *                  supported by the MessageDigest class.
+     * @param data      the data to digest with the given algorithm
+     * @return The digested plain text String represented as Hex digits.
+     * @throws java.security.NoSuchAlgorithmException if the desired algorithm is not supported by
+     *                                  the MessageDigest class.
+     */
+    public static String digest(String algorithm, byte[] data)
+            throws NoSuchAlgorithmException {
+
+        MessageDigest md = MessageDigest.getInstance(algorithm);
+        byte[] digest = md.digest(data);
+        StringBuffer res = new StringBuffer(digest.length * 2);
+        for (int i = 0; i < digest.length; i++) {
+            byte b = digest[i];
+            res.append(hexTable[(b >> 4) & 15]);
+            res.append(hexTable[b & 15]);
+        }
+        return res.toString();
+    }
 }
diff --git a/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/JsonReader.java b/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/JsonReader.java
index a357d42..1e65518 100644
--- a/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/JsonReader.java
+++ b/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/JsonReader.java
@@ -42,39 +42,39 @@
  * The <code>JsonReader</code> Parses a Json document on content load and creates the
  * corresponding node structure with properties. Will not update protected nodes and
  * properties like rep:Policy and children.
- * 
+ *
  * <pre>
  * Nodes, Properties and in fact complete subtrees may be described in JSON files
  * using the following skeleton structure (see http://www.json.org for information
  * on the syntax of JSON) :
- * 
+ *
  * # the name of the node is taken from the name of the file without the .json ext.
  *   {
- *   
+ *
  *     # optional primary node type, default &quot;nt:unstructured&quot;
  *     &quot;jcr:primaryType&quot;:&quot;sling:ScriptedComponent&quot;,
  *     # optional mixin node types as array
  *     &quot;jcr:mixinTypes&quot;: [ ],
- *     
- *       
+ *
+ *
  *       # &quot;properties&quot; are added as key value pairs, the name of the key being the name
- *       # of the property. The value is either the string property value, array for 
- *       # multi-values or an object whose value[s] property denotes the property 
+ *       # of the property. The value is either the string property value, array for
+ *       # multi-values or an object whose value[s] property denotes the property
  *       # value(s) and whose type property denotes the property type
  *       &quot;sling:contentClass&quot;: &quot;com.day.sling.jcr.test.Test&quot;,
  *       &quot;sampleMulti&quot;: [ &quot;v1&quot;, &quot;v2&quot; ],
  *       &quot;sampleStruct&quot;: 1,
  *       &quot;sampleStructMulti&quot;: [ 1, 2, 3 ],
- *       
+ *
  *       # reference properties start with jcr:reference
  *       &quot;jcr:reference:sampleReference&quot;: &quot;/test/content&quot;,
- *       
+ *
  *       # path propertie start with jcr:path
  *       &quot;jcr:path:sampleReference&quot;: &quot;/test/path&quot;,
- *         
- *       # nested nodes are added as nested maps. 
+ *
+ *       # nested nodes are added as nested maps.
  *     &quot;sling:scripts&quot;:  {
- *               
+ *
  *         &quot;jcr:primaryType&quot;: &quot;sling:ScriptList&quot;,
  *         &quot;script1&quot; :{
  *             &quot;primaryNodeType&quot;: &quot;sling:Script&quot;,
@@ -84,7 +84,7 @@
  *         }
  *     }
  *   }
- * 
+ *
  * </pre>
  */
 public class JsonReader implements ContentReader {
@@ -104,7 +104,7 @@
         ignoredNames.add("jcr:checkedOut");
         ignoredNames.add("jcr:created");
     }
-    
+
     private static final Set<String> ignoredPrincipalPropertyNames = new HashSet<String>();
     static {
     	ignoredPrincipalPropertyNames.add("name");
@@ -239,7 +239,7 @@
         }
 
         // fall back to default
-        return PropertyType.STRING;
+        return PropertyType.UNDEFINED;
     }
 
     protected String getName(String name) {
@@ -278,8 +278,8 @@
 
         return new String(bos.toByteArray(), encoding);
     }
-    
-    
+
+
     /**
      * Create or update one or more user and/or groups
      *	<code>
@@ -313,7 +313,7 @@
     		}
     	}
     }
-    
+
     /**
      * Create or update a user or group
      */
@@ -349,11 +349,11 @@
     		contentCreator.createUser(name, password, extraProps);
     	}
     }
-    
+
     /**
      * Create or update one or more access control entries for the current
      * node.
-     * 
+     *
      *  <code>
      *  {
      *   "security:acl" : [
@@ -372,8 +372,8 @@
      *      		"jcr:read",
      *      		"jcr:write"
      *     		]
-     *     	}   
-     *   ]   
+     *     	}
+     *   ]
      *  }
      *  </code>
      */
@@ -395,14 +395,14 @@
     		}
     	}
     }
-   
+
     /**
      * Create or update an access control entry
      */
     protected void createAce(JSONObject ace, ContentCreator contentCreator)
     throws JSONException, RepositoryException {
 		String principalID = ace.getString("principal");
-		
+
 		String [] grantedPrivileges = null;
 		JSONArray granted = ace.optJSONArray("granted");
 		if (granted != null) {
@@ -420,9 +420,9 @@
 				deniedPrivileges[a] = denied.getString(a);
 			}
 		}
-		
+
 		//do the work.
 		contentCreator.createAce(principalID, grantedPrivileges, deniedPrivileges);
-    }   
-   
+    }
+
 }
diff --git a/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/XmlReader.java b/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/XmlReader.java
index 4f16bd6..8cd74e1 100644
--- a/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/XmlReader.java
+++ b/src/main/java/org/apache/sling/jcr/contentloader/internal/readers/XmlReader.java
@@ -156,10 +156,10 @@
 
 
     /**
-     * @see org.apache.sling.jcr.contentloader.internal.ContentReader#parse(java.net.URL, org.apache.sling.jcr.contentloader.internal.ContentCreator)
+     * @see org.apache.sling.jcr.contentloader.internal.ContentReader#parse(URL, org.apache.sling.jcr.contentloader.internal.ContentCreator)
      */
-    public synchronized void parse(java.net.URL url, ContentCreator creator)
-            throws IOException, RepositoryException {
+    public synchronized void parse(final URL url, final ContentCreator creator)
+    throws IOException, RepositoryException {
         BufferedInputStream bufferedInput = null;
         try {
             // We need to buffer input, so that we can reset the stream if we encounter an XSL stylesheet reference
@@ -172,8 +172,11 @@
         }
     }
 
-    private void parseInternal(InputStream bufferedInput, ContentCreator creator, java.net.URL xmlLocation) throws XmlPullParserException, IOException, RepositoryException {
-        final StringBuffer contentBuffer = new StringBuffer();
+    private void parseInternal(final InputStream bufferedInput,
+                               final ContentCreator creator,
+                               final URL xmlLocation)
+    throws XmlPullParserException, IOException, RepositoryException {
+        final StringBuilder contentBuffer = new StringBuilder();
         // Mark the beginning of the stream. We assume that if there's an XSL processing instruction,
         // it will occur in the first gulp - which makes sense, as processing instructions must be
         // specified before the root elemeent of an XML file.
@@ -223,7 +226,7 @@
                 } else if (ELEM_FILE_NAME.equals(currentElement) && ELEM_FILE_NAMESPACE.equals(this.xmlParser.getNamespace())) {
                     int attributeCount = this.xmlParser.getAttributeCount();
                     if (attributeCount < 2 || attributeCount > 3) {
-                        throw new IOException("File element must have these attributes: url, mimeType and lastModified");
+                        throw new IOException("File element must have these attributes: url, mimeType and lastModified: " + xmlLocation);
                     }
                     try {
                         AttributeMap attributes = AttributeMap.getInstance();
@@ -232,7 +235,7 @@
                         FileDescription.SHARED.setValues(attributes);
                         attributes.clear();
                     } catch (ParseException e) {
-                        IOException ioe = new IOException("Error parsing file description");
+                        IOException ioe = new IOException("Error parsing file description: " + xmlLocation);
                         ioe.initCause(e);
                         throw ioe;
                     }
@@ -257,12 +260,21 @@
                     }
 
                 } else if (ELEM_VALUE.equals(qName)) {
+                    if ( currentProperty == null ) {
+                        throw new IOException("XML file does not seem to contain valid content xml. Unexpected " + ELEM_VALUE + " element in : " + xmlLocation);
+                    }
                     currentProperty.addValue(content);
 
                 } else if (ELEM_VALUES.equals(qName)) {
+                    if ( currentProperty == null ) {
+                        throw new IOException("XML file does not seem to contain valid content xml. Unexpected " + ELEM_VALUE + " element in : " + xmlLocation);
+                    }
                     currentProperty.isMultiValue = true;
 
                 } else if (ELEM_TYPE.equals(qName)) {
+                    if ( currentProperty == null ) {
+                        throw new IOException("XML file does not seem to contain valid content xml. Unexpected " + ELEM_VALUE + " element in : " + xmlLocation);
+                    }
                     currentProperty.type = content;
 
                 } else if (ELEM_NODE.equals(qName)) {
@@ -271,13 +283,13 @@
 
                 } else if (ELEM_PRIMARY_NODE_TYPE.equals(qName)) {
                     if ( currentNode == null ) {
-                        throw new IOException("Element is not allowed at this location: " + qName);
+                        throw new IOException("Element is not allowed at this location: " + qName + " in " + xmlLocation);
                     }
                     currentNode.primaryNodeType = content;
 
                 } else if (ELEM_MIXIN_NODE_TYPE.equals(qName)) {
                     if ( currentNode == null ) {
-                        throw new IOException("Element is not allowed at this location: " + qName);
+                        throw new IOException("Element is not allowed at this location: " + qName + " in " + xmlLocation);
                     }
                     currentNode.addMixinType(content);
                 }
@@ -321,7 +333,7 @@
          * @throws IOException
          */
         public void startTransform() throws IOException {
-            final URL xslResource = new java.net.URL(xmlLocation, this.xslHref);
+            final URL xslResource = new URL(xmlLocation, this.xslHref);
 
 /*
             if (xslResource == null) {
diff --git a/src/main/resources/META-INF/NOTICE b/src/main/resources/META-INF/NOTICE
index da7213c..7ee7fe7 100644
--- a/src/main/resources/META-INF/NOTICE
+++ b/src/main/resources/META-INF/NOTICE
@@ -1,5 +1,5 @@
 Apache Sling Initial Content Loader
-Copyright 2008-2009 The Apache Software Foundation
+Copyright 2008-2010 The Apache Software Foundation
 
 Apache Sling is based on source code originally developed 
 by Day Software (http://www.day.com/).
diff --git a/src/test/java/org/apache/sling/jcr/contentloader/internal/JsonReaderTest.java b/src/test/java/org/apache/sling/jcr/contentloader/internal/JsonReaderTest.java
index e7916d1..ad90a46 100644
--- a/src/test/java/org/apache/sling/jcr/contentloader/internal/JsonReaderTest.java
+++ b/src/test/java/org/apache/sling/jcr/contentloader/internal/JsonReaderTest.java
@@ -127,7 +127,7 @@
 
         this.mockery.checking(new Expectations() {{
             allowing(creator).createNode(null, null, null); inSequence(mySequence);
-            allowing(creator).createProperty("property", PropertyType.STRING, ""); inSequence(mySequence);
+            allowing(creator).createProperty("property", PropertyType.UNDEFINED, ""); inSequence(mySequence);
             allowing(creator).finishNode(); inSequence(mySequence);
         }});
         this.parse(json);
@@ -138,7 +138,7 @@
 
         this.mockery.checking(new Expectations() {{
             allowing(creator).createNode(null, null, null); inSequence(mySequence);
-            allowing(creator).createProperty("p1", PropertyType.STRING, "v1"); inSequence(mySequence);
+            allowing(creator).createProperty("p1", PropertyType.UNDEFINED, "v1"); inSequence(mySequence);
             allowing(creator).finishNode(); inSequence(mySequence);
         }});
         this.parse(json);
@@ -160,8 +160,8 @@
 
         this.mockery.checking(new Expectations() {{
             allowing(creator).createNode(null, null, null); inSequence(mySequence);
-            allowing(creator).createProperty("p1", PropertyType.STRING, "v1"); inSequence(mySequence);
-            allowing(creator).createProperty("p2", PropertyType.STRING, "v2"); inSequence(mySequence);
+            allowing(creator).createProperty("p1", PropertyType.UNDEFINED, "v1"); inSequence(mySequence);
+            allowing(creator).createProperty("p2", PropertyType.UNDEFINED, "v2"); inSequence(mySequence);
             allowing(creator).finishNode(); inSequence(mySequence);
         }});
         this.parse(json);
@@ -172,7 +172,7 @@
 
         this.mockery.checking(new Expectations() {{
             allowing(creator).createNode(null, null, null); inSequence(mySequence);
-            allowing(creator).createProperty("p1", PropertyType.STRING, new String[] {"v1"}); inSequence(mySequence);
+            allowing(creator).createProperty("p1", PropertyType.UNDEFINED, new String[] {"v1"}); inSequence(mySequence);
             allowing(creator).finishNode(); inSequence(mySequence);
         }});
         this.parse(json);
@@ -253,14 +253,14 @@
         this.mockery.checking(new Expectations() {{
             allowing(creator).createNode(null, null, null); inSequence(mySequence);
             allowing(creator).createNode("c1", null, null); inSequence(mySequence);
-            allowing(creator).createProperty("c1p1", PropertyType.STRING, "v1");
+            allowing(creator).createProperty("c1p1", PropertyType.UNDEFINED, "v1");
             allowing(creator).finishNode(); inSequence(mySequence);
             allowing(creator).finishNode(); inSequence(mySequence);
         }});
         this.parse(json);
     }
-    
-    
+
+
     @org.junit.Test public void testCreateAcl() throws Exception {
     	String json = " { " +
     			"\"security:acl\" : [ " +
@@ -279,10 +279,10 @@
     			"    \"denied\" : [\"jcr:write\"]" +
     			"  }" +
     			"]" +
-    			"}";	
+    			"}";
         this.mockery.checking(new Expectations() {{
         	allowing(creator).createNode(null, null, null); inSequence(mySequence);
-            
+
             allowing(creator).createAce("username1",new String[]{"jcr:read","jcr:write"},new String[]{}); inSequence(mySequence);
             allowing(creator).createAce("groupname1",new String[]{"jcr:read","jcr:write"},null); inSequence(mySequence);
             allowing(creator).createAce("groupname2",new String[]{"jcr:read"},new String[]{"jcr:write"}); inSequence(mySequence);