slidecopy: merged latest DEV300.m80 changes

31 files changed, 833 insertions, 292 deletions

diff --git a/configmgr/source/README b/configmgr/source/README
index 6d19a3b78610..b731043d34ed 100644
--- a/configmgr/source/README
+++ b/configmgr/source/README
@@ -76,6 +76,7 @@ update.cxx
 data.cxx
 lock.cxx
 nodemap.cxx
+partial.cxx
 path.hxx
 type.cxx
  Utilities.
diff --git a/configmgr/source/access.cxx b/configmgr/source/access.cxx
index e8c6f835e83b..190db364cdfe 100644
--- a/configmgr/source/access.cxx
+++ b/configmgr/source/access.cxx
@@ -1929,7 +1929,7 @@ css::uno::Reference< css::uno::XInterface > Access::createInstance()
              tmplName),
             static_cast< cppu::OWeakObject * >(this));
     }
-    rtl::Reference< Node > node(tmpl->clone());
+    rtl::Reference< Node > node(tmpl->clone(true));
     node->setLayer(Data::NO_LAYER);
     return static_cast< cppu::OWeakObject * >(
         new ChildAccess(components_, getRootAccess(), node));
diff --git a/configmgr/source/components.cxx b/configmgr/source/components.cxx
index 187eeee2e45c..5b30e9491eb4 100644
--- a/configmgr/source/components.cxx
+++ b/configmgr/source/components.cxx
@@ -46,6 +46,7 @@
 #include "osl/diagnose.h"
 #include "osl/file.hxx"
 #include "rtl/bootstrap.hxx"
+#include "rtl/logfile.h"
 #include "rtl/ref.hxx"
 #include "rtl/string.h"
 #include "rtl/textenc.h"
@@ -58,6 +59,7 @@
 #include "modifications.hxx"
 #include "node.hxx"
 #include "parsemanager.hxx"
+#include "partial.hxx"
 #include "rootaccess.hxx"
 #include "writemodfile.hxx"
 #include "xcdparser.hxx"
@@ -82,26 +84,29 @@ struct UnresolvedListItem {
 
 typedef std::list< UnresolvedListItem > UnresolvedList;
 
-void parseXcsFile(rtl::OUString const & url, int layer, Data * data,
+void parseXcsFile(
+    rtl::OUString const & url, int layer, Data & data, Partial const * partial,
     Modifications * modifications)
     SAL_THROW((
         css::container::NoSuchElementException, css::uno::RuntimeException))
 {
-    OSL_ASSERT(modifications == 0); (void) modifications;
+    OSL_ASSERT(partial == 0 && modifications == 0);
+    (void) partial; (void) modifications;
     OSL_VERIFY(
         rtl::Reference< ParseManager >(
             new ParseManager(url, new XcsParser(layer, data)))->parse());
 }
 
 void parseXcuFile(
-    rtl::OUString const & url, int layer, Data * data,
+    rtl::OUString const & url, int layer, Data & data, Partial const * partial,
     Modifications * modifications)
     SAL_THROW((
         css::container::NoSuchElementException, css::uno::RuntimeException))
 {
     OSL_VERIFY(
         rtl::Reference< ParseManager >(
-            new ParseManager(url, new XcuParser(layer, data, modifications)))->
+            new ParseManager(
+                url, new XcuParser(layer, data, partial, modifications)))->
         parse());
 }
 
@@ -112,7 +117,7 @@ rtl::OUString expand(rtl::OUString const & str) {
 }
 
 static bool singletonCreated = false;
-static Components * singleton; // leaks
+static Components * singleton = 0;
 
 }
 
@@ -122,7 +127,8 @@ void Components::initSingleton(
     OSL_ASSERT(context.is());
     if (!singletonCreated) {
         singletonCreated = true;
-        singleton = new Components(context);
+        static Components theSingleton(context);
+        singleton = &theSingleton;
     }
 }
 
@@ -212,7 +218,7 @@ void Components::insertExtensionXcsFile(
     bool shared, rtl::OUString const & fileUri)
 {
     try {
-        parseXcsFile(fileUri, shared ? 9 : 13, &data_, 0);
+        parseXcsFile(fileUri, shared ? 9 : 13, data_, 0, 0);
     } catch (css::container::NoSuchElementException & e) {
         throw css::uno::RuntimeException(
             (rtl::OUString(
@@ -228,7 +234,7 @@ void Components::insertExtensionXcuFile(
 {
     OSL_ASSERT(modifications != 0);
     try {
-        parseXcuFile(fileUri, shared ? 10 : 14, &data_, modifications);
+        parseXcuFile(fileUri, shared ? 10 : 14, data_, 0, modifications);
     } catch (css::container::NoSuchElementException & e) {
         throw css::uno::RuntimeException(
             (rtl::OUString(
@@ -239,6 +245,24 @@ void Components::insertExtensionXcuFile(
     }
 }
 
+void Components::insertModificationXcuFile(
+    rtl::OUString const & fileUri,
+    std::set< rtl::OUString > const & includedPaths,
+    std::set< rtl::OUString > const & excludedPaths,
+    Modifications * modifications)
+{
+    OSL_ASSERT(modifications != 0);
+    try {
+        Partial part(includedPaths, excludedPaths);
+        parseXcuFile(fileUri, Data::NO_LAYER, data_, &part, modifications);
+    } catch (css::uno::Exception & e) { //TODO: more specific exception catching
+        OSL_TRACE(
+            "configmgr error inserting %s: %s",
+            rtl::OUStringToOString(fileUri, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr());
+    }
+}
+
 css::beans::Optional< css::uno::Any > Components::getExternalValue(
     rtl::OUString const & descriptor)
 {
@@ -316,7 +340,7 @@ Components::Components(
     context_(context)
 {
     OSL_ASSERT(context.is());
-/*SB*/try{
+    RTL_LOGFILE_TRACE_AUTHOR("configmgr", "sb", "begin parsing");
     parseXcsXcuLayer(
         0,
         expand(
@@ -381,24 +405,22 @@ Components::Components(
                     ":UNO_USER_PACKAGES_CACHE}/registry/"
                     "com.sun.star.comp.deployment.configuration."
                     "PackageRegistryBackend/configmgr.ini"))));
-/*SB*/}catch(css::uno::Exception&e){fprintf(stderr,"caught <%s>\n",rtl::OUStringToOString(e.Message,RTL_TEXTENCODING_UTF8).getStr());throw;}
     try {
         parseModificationLayer();
     } catch (css::uno::Exception & e) { //TODO: more specific exception catching
-        // Silently ignore unreadable parts of a corrupted
-        // registrymodifications.xcu file, instead of completely preventing OOo
-        // from starting:
+        // Silently ignore unreadable parts of a corrupted user modification
+        // layer, instead of completely preventing OOo from starting:
         OSL_TRACE(
             "configmgr error reading user modification layer: %s",
             rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr());
     }
+    RTL_LOGFILE_TRACE_AUTHOR("configmgr", "sb", "end parsing");
 }
 
 Components::~Components() {}
 
 void Components::parseFiles(
-    int layer, rtl::OUString const & extension,
-    void (* parseFile)(rtl::OUString const &, int, Data *, Modifications *),
+    int layer, rtl::OUString const & extension, FileParser * parseFile,
     rtl::OUString const & url, bool recursive)
 {
     osl::Directory dir(url);
@@ -448,7 +470,7 @@ void Components::parseFiles(
                 file.match(extension, file.getLength() - extension.getLength()))
             {
                 try {
-                    (*parseFile)(stat.getFileURL(), layer, &data_, 0);
+                    (*parseFile)(stat.getFileURL(), layer, data_, 0, 0);
                 } catch (css::container::NoSuchElementException & e) {
                     throw css::uno::RuntimeException(
                         (rtl::OUString(
@@ -463,23 +485,20 @@ void Components::parseFiles(
 }
 
 void Components::parseFileList(
-    int layer,
-    void (* parseFile)(rtl::OUString const &, int, Data *, Modifications *),
-    rtl::OUString const & urls, rtl::Bootstrap const & ini)
+    int layer, FileParser * parseFile, rtl::OUString const & urls,
+    rtl::Bootstrap const & ini)
 {
     for (sal_Int32 i = 0;;) {
         rtl::OUString url(urls.getToken(0, ' ', i));
         if (url.getLength() != 0) {
             ini.expandMacrosFrom(url); //TODO: detect failure
             try {
-                (*parseFile)(url, layer, &data_, 0);
+                (*parseFile)(url, layer, data_, 0, 0);
             } catch (css::container::NoSuchElementException & e) {
-                throw css::uno::RuntimeException(
-                    (rtl::OUString(
-                        RTL_CONSTASCII_USTRINGPARAM(
-                            "stat'ed file does not exist: ")) +
-                     e.Message),
-                    css::uno::Reference< css::uno::XInterface >());
+                OSL_TRACE(
+                    "configmgr file does not exist: %s",
+                    rtl::OUStringToOString(
+                        e.Message, RTL_TEXTENCODING_UTF8).getStr());
             }
         }
         if (i == -1) {
@@ -540,7 +559,7 @@ void Components::parseXcdFiles(int layer, rtl::OUString const & url) {
                 rtl::Reference< ParseManager > manager;
                 try {
                     manager = new ParseManager(
-                        stat.getFileURL(), new XcdParser(layer, deps, &data_));
+                        stat.getFileURL(), new XcdParser(layer, deps, data_));
                 } catch (css::container::NoSuchElementException & e) {
                     throw css::uno::RuntimeException(
                         (rtl::OUString(
@@ -631,7 +650,7 @@ rtl::OUString Components::getModificationFileUrl() const {
 
 void Components::parseModificationLayer() {
     try {
-        parseXcuFile(getModificationFileUrl(), Data::NO_LAYER, &data_, 0);
+        parseXcuFile(getModificationFileUrl(), Data::NO_LAYER, data_, 0, 0);
     } catch (css::container::NoSuchElementException &) {
         OSL_TRACE(
             "configmgr user registrymodifications.xcu does not (yet) exist");
diff --git a/configmgr/source/components.hxx b/configmgr/source/components.hxx
index cdf4bdbaeb8f..2e635680c1ce 100644
--- a/configmgr/source/components.hxx
+++ b/configmgr/source/components.hxx
@@ -58,6 +58,7 @@ namespace configmgr {
 class Broadcaster;
 class Modifications;
 class Node;
+class Partial;
 class RootAccess;
 
 class Components: private boost::noncopyable {
@@ -97,10 +98,19 @@ public:
         bool shared, rtl::OUString const & fileUri,
         Modifications * modifications);
 
+    void insertModificationXcuFile(
+        rtl::OUString const & fileUri,
+        std::set< rtl::OUString > const & includedPaths,
+        std::set< rtl::OUString > const & excludedPaths,
+        Modifications * modifications);
+
     com::sun::star::beans::Optional< com::sun::star::uno::Any >
     getExternalValue(rtl::OUString const & descriptor);
 
 private:
+    typedef void FileParser(
+        rtl::OUString const &, int, Data &, Partial const *, Modifications *);
+
     Components(
         com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext >
             const & context);
@@ -108,14 +118,12 @@ private:
     ~Components();
 
     void parseFiles(
-        int layer, rtl::OUString const & extension,
-        void (* parseFile)(rtl::OUString const &, int, Data *, Modifications *),
+        int layer, rtl::OUString const & extension, FileParser * parseFile,
         rtl::OUString const & url, bool recursive);
 
     void parseFileList(
-        int layer,
-        void (* parseFile)(rtl::OUString const &, int, Data *, Modifications *),
-        rtl::OUString const & urls, rtl::Bootstrap const & ini);
+        int layer, FileParser * parseFile, rtl::OUString const & urls,
+        rtl::Bootstrap const & ini);
 
     void parseXcdFiles(int layer, rtl::OUString const & url);
 
diff --git a/configmgr/source/groupnode.cxx b/configmgr/source/groupnode.cxx
index 60d825451d69..59c0f89df5d1 100644
--- a/configmgr/source/groupnode.cxx
+++ b/configmgr/source/groupnode.cxx
@@ -44,8 +44,8 @@ GroupNode::GroupNode(
     mandatory_(Data::NO_LAYER)
 {}
 
-rtl::Reference< Node > GroupNode::clone() const {
-    return new GroupNode(*this);
+rtl::Reference< Node > GroupNode::clone(bool keepTemplateName) const {
+    return new GroupNode(*this, keepTemplateName);
 }
 
 NodeMap & GroupNode::getMembers() {
@@ -68,11 +68,13 @@ bool GroupNode::isExtensible() const {
     return extensible_;
 }
 
-GroupNode::GroupNode(GroupNode const & other):
-    Node(other), extensible_(other.extensible_),
-    templateName_(other.templateName_), mandatory_(other.mandatory_)
+GroupNode::GroupNode(GroupNode const & other, bool keepTemplateName):
+    Node(other), extensible_(other.extensible_), mandatory_(other.mandatory_)
 {
     cloneNodeMap(other.members_, &members_);
+    if (keepTemplateName) {
+        templateName_ = other.templateName_;
+    }
 }
 
 GroupNode::~GroupNode() {}
diff --git a/configmgr/source/groupnode.hxx b/configmgr/source/groupnode.hxx
index be4907b86ce3..9d7bbbafa5b3 100644
--- a/configmgr/source/groupnode.hxx
+++ b/configmgr/source/groupnode.hxx
@@ -42,7 +42,7 @@ class GroupNode: public Node {
 public:
     GroupNode(int layer, bool extensible, rtl::OUString const & templateName);
 
-    virtual rtl::Reference< Node > clone() const;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const;
 
     virtual NodeMap & getMembers();
 
@@ -55,7 +55,7 @@ public:
     bool isExtensible() const;
 
 private:
-    GroupNode(GroupNode const & other);
+    GroupNode(GroupNode const & other, bool keepTemplateName);
 
     virtual ~GroupNode();
 
diff --git a/configmgr/source/localizedpropertynode.cxx b/configmgr/source/localizedpropertynode.cxx
index 9c5fa3328a58..54560d7aded4 100644
--- a/configmgr/source/localizedpropertynode.cxx
+++ b/configmgr/source/localizedpropertynode.cxx
@@ -51,7 +51,7 @@ LocalizedPropertyNode::LocalizedPropertyNode(
     Node(layer), staticType_(staticType), nillable_(nillable)
 {}
 
-rtl::Reference< Node > LocalizedPropertyNode::clone() const {
+rtl::Reference< Node > LocalizedPropertyNode::clone(bool) const {
     return new LocalizedPropertyNode(*this);
 }
 
diff --git a/configmgr/source/localizedpropertynode.hxx b/configmgr/source/localizedpropertynode.hxx
index d5a16af0e54d..4ebcf8e243da 100644
--- a/configmgr/source/localizedpropertynode.hxx
+++ b/configmgr/source/localizedpropertynode.hxx
@@ -47,7 +47,7 @@ class LocalizedPropertyNode: public Node {
 public:
     LocalizedPropertyNode(int layer, Type staticType, bool nillable);
 
-    virtual rtl::Reference< Node > clone() const;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const;
 
     virtual NodeMap & getMembers();
 
diff --git a/configmgr/source/localizedvaluenode.cxx b/configmgr/source/localizedvaluenode.cxx
index f6246106c8fe..c0e3bc333187 100644
--- a/configmgr/source/localizedvaluenode.cxx
+++ b/configmgr/source/localizedvaluenode.cxx
@@ -48,7 +48,7 @@ LocalizedValueNode::LocalizedValueNode(int layer, css::uno::Any const & value):
     Node(layer), value_(value)
 {}
 
-rtl::Reference< Node > LocalizedValueNode::clone() const {
+rtl::Reference< Node > LocalizedValueNode::clone(bool) const {
     return new LocalizedValueNode(*this);
 }
 
diff --git a/configmgr/source/localizedvaluenode.hxx b/configmgr/source/localizedvaluenode.hxx
index 7f8a5dd987ce..bfcbdea1de51 100644
--- a/configmgr/source/localizedvaluenode.hxx
+++ b/configmgr/source/localizedvaluenode.hxx
@@ -43,7 +43,7 @@ class LocalizedValueNode: public Node {
 public:
     LocalizedValueNode(int layer, com::sun::star::uno::Any const & value);
 
-    virtual rtl::Reference< Node > clone() const;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const;
 
     virtual rtl::OUString getTemplateName() const;
 
diff --git a/configmgr/source/makefile.mk b/configmgr/source/makefile.mk
index d6972e12b9d8..777fed3323d8 100644
--- a/configmgr/source/makefile.mk
+++ b/configmgr/source/makefile.mk
@@ -34,7 +34,7 @@ VISIBILITY_HIDDEN = TRUE
 
 .INCLUDE: settings.mk
 
-CDEFS += -DOOO_DLLIMPLEMENTATION_CONFIGMGR
+DLLPRE =
 
 SLOFILES = \
     $(SLO)/access.obj \
@@ -54,6 +54,7 @@ SLOFILES = \
     $(SLO)/nodemap.obj \
     $(SLO)/pad.obj \
     $(SLO)/parsemanager.obj \
+    $(SLO)/partial.obj \
     $(SLO)/propertynode.obj \
     $(SLO)/rootaccess.obj \
     $(SLO)/services.obj \
@@ -76,7 +77,7 @@ SHL1STDLIBS = \
     $(CPPULIB) \
     $(SALHELPERLIB) \
     $(SALLIB)
-SHL1TARGET = configmgr
+SHL1TARGET = configmgr.uno
 SHL1USE_EXPORTS = name
 DEF1NAME = $(SHL1TARGET)
 
diff --git a/configmgr/source/node.hxx b/configmgr/source/node.hxx
index 10f168520595..7c9417e68ea9 100644
--- a/configmgr/source/node.hxx
+++ b/configmgr/source/node.hxx
@@ -46,7 +46,7 @@ public:
 
     virtual Kind kind() const = 0;
 
-    virtual rtl::Reference< Node > clone() const = 0;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const = 0;
 
     virtual NodeMap & getMembers();
 
diff --git a/configmgr/source/nodemap.cxx b/configmgr/source/nodemap.cxx
index 6b22863b5672..8e4d06030bdf 100644
--- a/configmgr/source/nodemap.cxx
+++ b/configmgr/source/nodemap.cxx
@@ -42,7 +42,7 @@ void cloneNodeMap(NodeMap const & source, NodeMap * target) {
     OSL_ASSERT(target != 0 && target->empty());
     NodeMap clone(source);
     for (NodeMap::iterator i(clone.begin()); i != clone.end(); ++i) {
-        i->second = i->second->clone();
+        i->second = i->second->clone(true);
     }
     std::swap(clone, *target);
 }
diff --git a/configmgr/source/partial.cxx b/configmgr/source/partial.cxx
new file mode 100644
index 000000000000..4c9189ed05c4
--- /dev/null
+++ b/configmgr/source/partial.cxx
@@ -0,0 +1,137 @@
+/*************************************************************************
+*
+* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+*
+* Copyright 2000, 2010 Oracle and/or its affiliates.
+*
+* OpenOffice.org - a multi-platform office productivity suite
+*
+* This file is part of OpenOffice.org.
+*
+* OpenOffice.org is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License version 3
+* only, as published by the Free Software Foundation.
+*
+* OpenOffice.org is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License version 3 for more details
+* (a copy is included in the LICENSE file that accompanied this code).
+*
+* You should have received a copy of the GNU Lesser General Public License
+* version 3 along with OpenOffice.org.  If not, see
+* <http://www.openoffice.org/license.html>
+* for a copy of the LGPLv3 License.
+*
+************************************************************************/
+
+#include "precompiled_configmgr.hxx"
+#include "sal/config.h"
+
+#include <map>
+#include <set>
+
+#include "com/sun/star/uno/Reference.hxx"
+#include "com/sun/star/uno/RuntimeException.hpp"
+#include "com/sun/star/uno/XInterface.hpp"
+#include "osl/diagnose.h"
+#include "rtl/ustring.h"
+#include "rtl/ustring.hxx"
+#include "sal/types.h"
+
+#include "data.hxx"
+#include "partial.hxx"
+
+namespace configmgr {
+
+namespace {
+
+namespace css = com::sun::star;
+
+bool parseSegment(
+    rtl::OUString const & path, sal_Int32 * index, rtl::OUString * segment)
+{
+    OSL_ASSERT(
+        index != 0 && *index >= 0 && *index <= path.getLength() &&
+        segment != 0);
+    if (path[(*index)++] == '/') {
+        rtl::OUString name;
+        bool setElement;
+        rtl::OUString templateName;
+        *index = Data::parseSegment(
+            path, *index, &name, &setElement, &templateName);
+        if (*index != -1) {
+            *segment = Data::createSegment(templateName, name);
+            return *index == path.getLength();
+        }
+    }
+    throw css::uno::RuntimeException(
+        rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("bad path ")) + path,
+        css::uno::Reference< css::uno::XInterface >());
+}
+
+}
+
+Partial::Partial(
+    std::set< rtl::OUString > const & includedPaths,
+    std::set< rtl::OUString > const & excludedPaths)
+{
+    for (std::set< rtl::OUString >::const_iterator i(includedPaths.begin());
+         i != includedPaths.end(); ++i)
+    {
+        sal_Int32 n = 0;
+        for (Node * p = &root_;;) {
+            rtl::OUString seg;
+            bool end = parseSegment(*i, &n, &seg);
+            p = &p->children[seg];
+            if (p->startInclude) {
+                break;
+            }
+            if (end) {
+                p->children.clear();
+                p->startInclude = true;
+                break;
+            }
+        }
+    }
+    for (std::set< rtl::OUString >::const_iterator i(excludedPaths.begin());
+         i != excludedPaths.end(); ++i)
+    {
+        sal_Int32 n = 0;
+        for (Node * p = &root_;;) {
+            rtl::OUString seg;
+            bool end = parseSegment(*i, &n, &seg);
+            if (end) {
+                p->children[seg] = Node();
+                break;
+            }
+            Node::Children::iterator j(p->children.find(seg));
+            if (j == p->children.end()) {
+                break;
+            }
+            p = &j->second;
+        }
+    }
+}
+
+Partial::~Partial() {}
+
+Partial::Containment Partial::contains(Path const & path) const {
+    //TODO: For set elements, the segment names recorded in the node tree need
+    // not match the corresponding path segments, so this function can fail.
+    Node const * p = &root_;
+    bool includes = false;
+    for (Path::const_iterator i(path.begin()); i != path.end(); ++i) {
+        Node::Children::const_iterator j(p->children.find(*i));
+        if (j == p->children.end()) {
+            break;
+        }
+        p = &j->second;
+        includes |= p->startInclude;
+    }
+    return p->children.empty() && !p->startInclude
+        ? CONTAINS_NOT
+        : includes ? CONTAINS_NODE : CONTAINS_SUBNODES;
+}
+
+}
diff --git a/configmgr/source/partial.hxx b/configmgr/source/partial.hxx
new file mode 100644
index 000000000000..39931448c66d
--- /dev/null
+++ b/configmgr/source/partial.hxx
@@ -0,0 +1,71 @@
+/*************************************************************************
+*
+* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+*
+* Copyright 2000, 2010 Oracle and/or its affiliates.
+*
+* OpenOffice.org - a multi-platform office productivity suite
+*
+* This file is part of OpenOffice.org.
+*
+* OpenOffice.org is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License version 3
+* only, as published by the Free Software Foundation.
+*
+* OpenOffice.org is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License version 3 for more details
+* (a copy is included in the LICENSE file that accompanied this code).
+*
+* You should have received a copy of the GNU Lesser General Public License
+* version 3 along with OpenOffice.org.  If not, see
+* <http://www.openoffice.org/license.html>
+* for a copy of the LGPLv3 License.
+*
+************************************************************************/
+
+#ifndef INCLUDED_CONFIGMGR_SOURCE_PARTIAL_HXX
+#define INCLUDED_CONFIGMGR_SOURCE_PARTIAL_HXX
+
+#include "sal/config.h"
+
+#include <map>
+#include <set>
+
+#include "boost/noncopyable.hpp"
+
+#include "path.hxx"
+
+namespace rtl { class OUString; }
+
+namespace configmgr {
+
+class Partial: private boost::noncopyable {
+public:
+    enum Containment { CONTAINS_NOT, CONTAINS_SUBNODES, CONTAINS_NODE };
+
+    Partial(
+        std::set< rtl::OUString > const & includedPaths,
+        std::set< rtl::OUString > const & excludedPaths);
+
+    ~Partial();
+
+    Containment contains(Path const & path) const;
+
+private:
+    struct Node {
+        typedef std::map< rtl::OUString, Node > Children;
+
+        Node(): startInclude(false) {}
+
+        Children children;
+        bool startInclude;
+    };
+
+    Node root_;
+};
+
+}
+
+#endif
diff --git a/configmgr/source/propertynode.cxx b/configmgr/source/propertynode.cxx
index 070b56d9be9a..f3e459998e7e 100644
--- a/configmgr/source/propertynode.cxx
+++ b/configmgr/source/propertynode.cxx
@@ -55,7 +55,7 @@ PropertyNode::PropertyNode(
     extension_(extension)
 {}
 
-rtl::Reference< Node > PropertyNode::clone() const {
+rtl::Reference< Node > PropertyNode::clone(bool) const {
     return new PropertyNode(*this);
 }
 
diff --git a/configmgr/source/propertynode.hxx b/configmgr/source/propertynode.hxx
index 1566cbf72dbe..506526ffcc1e 100644
--- a/configmgr/source/propertynode.hxx
+++ b/configmgr/source/propertynode.hxx
@@ -48,7 +48,7 @@ public:
         int layer, Type staticType, bool nillable,
         com::sun::star::uno::Any const & value, bool extension);
 
-    virtual rtl::Reference< Node > clone() const;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const;
 
     Type getStaticType() const;
 
diff --git a/configmgr/source/services.cxx b/configmgr/source/services.cxx
index 3a009b3cee15..f8c3289664ef 100644
--- a/configmgr/source/services.cxx
+++ b/configmgr/source/services.cxx
@@ -44,6 +44,7 @@
 #include "configurationprovider.hxx"
 #include "configurationregistry.hxx"
 #include "defaultprovider.hxx"
+#include "update.hxx"
 
 namespace {
 
@@ -67,6 +68,9 @@ static cppu::ImplementationEntry const services[] = {
     { &dummy, &configmgr::configuration_registry::getImplementationName,
       &configmgr::configuration_registry::getSupportedServiceNames,
       &configmgr::configuration_registry::createFactory, 0, 0 },
+    { &dummy, &configmgr::update::getImplementationName,
+      &configmgr::update::getSupportedServiceNames,
+      &configmgr::update::createFactory, 0, 0 },
     { 0, 0, 0, 0, 0, 0 }
 };
 
@@ -107,6 +111,19 @@ extern "C" SAL_DLLPUBLIC_EXPORT sal_Bool SAL_CALL component_writeInfo(
                 rtl::OUString(
                     RTL_CONSTASCII_USTRINGPARAM(
                         "com.sun.star.configuration.DefaultProvider")));
+        css::uno::Reference< css::registry::XRegistryKey >(
+            (css::uno::Reference< css::registry::XRegistryKey >(
+                static_cast< css::registry::XRegistryKey * >(pRegistryKey))->
+             createKey(
+                 rtl::OUString(
+                     RTL_CONSTASCII_USTRINGPARAM(
+                         "/com.sun.star.comp.configuration.Update/UNO/"
+                         "SINGLETONS/com.sun.star.configuration.Update")))),
+            css::uno::UNO_SET_THROW)->
+            setStringValue(
+                rtl::OUString(
+                    RTL_CONSTASCII_USTRINGPARAM(
+                        "com.sun.star.configuration.Update_Service")));
     } catch (css::uno::Exception & e) {
         (void) e;
         OSL_TRACE(
diff --git a/configmgr/source/setnode.cxx b/configmgr/source/setnode.cxx
index f19c36c0bba5..465345a5f856 100644
--- a/configmgr/source/setnode.cxx
+++ b/configmgr/source/setnode.cxx
@@ -69,8 +69,8 @@ SetNode::SetNode(
     templateName_(templateName), mandatory_(Data::NO_LAYER)
 {}
 
-rtl::Reference< Node > SetNode::clone() const {
-    return new SetNode(*this);
+rtl::Reference< Node > SetNode::clone(bool keepTemplateName) const {
+    return new SetNode(*this, keepTemplateName);
 }
 
 NodeMap & SetNode::getMembers() {
@@ -105,12 +105,15 @@ bool SetNode::isValidTemplate(rtl::OUString const & templateName) const {
          additionalTemplateNames_.end());
 }
 
-SetNode::SetNode(SetNode const & other):
+SetNode::SetNode(SetNode const & other, bool keepTemplateName):
     Node(other), defaultTemplateName_(other.defaultTemplateName_),
     additionalTemplateNames_(other.additionalTemplateNames_),
-    templateName_(other.templateName_), mandatory_(other.mandatory_)
+    mandatory_(other.mandatory_)
 {
     cloneNodeMap(other.members_, &members_);
+    if (keepTemplateName) {
+        templateName_ = other.templateName_;
+    }
 }
 
 SetNode::~SetNode() {}
diff --git a/configmgr/source/setnode.hxx b/configmgr/source/setnode.hxx
index 7bf1ab0a199e..94ce537adda1 100644
--- a/configmgr/source/setnode.hxx
+++ b/configmgr/source/setnode.hxx
@@ -46,7 +46,7 @@ public:
         int layer, rtl::OUString const & defaultTemplateName,
         rtl::OUString const & templateName);
 
-    virtual rtl::Reference< Node > clone() const;
+    virtual rtl::Reference< Node > clone(bool keepTemplateName) const;
 
     virtual NodeMap & getMembers();
 
@@ -63,7 +63,7 @@ public:
     bool isValidTemplate(rtl::OUString const & templateName) const;
 
 private:
-    SetNode(SetNode const & other);
+    SetNode(SetNode const & other, bool keepTemplateName);
 
     virtual ~SetNode();
 
diff --git a/configmgr/source/update.cxx b/configmgr/source/update.cxx
index ab711c3bec10..4c1d59d5d054 100644
--- a/configmgr/source/update.cxx
+++ b/configmgr/source/update.cxx
@@ -28,27 +28,86 @@
 #include "precompiled_configmgr.hxx"
 #include "sal/config.h"
 
-#include "configmgr/update.hxx"
+#include <set>
+
+#include "boost/noncopyable.hpp"
+#include "com/sun/star/configuration/XUpdate.hpp"
+#include "com/sun/star/lang/XSingleComponentFactory.hpp"
+#include "com/sun/star/uno/Any.hxx"
+#include "com/sun/star/uno/Exception.hpp"
+#include "com/sun/star/uno/Reference.hxx"
+#include "com/sun/star/uno/RuntimeException.hpp"
+#include "com/sun/star/uno/Sequence.hxx"
+#include "com/sun/star/uno/XComponentContext.hpp"
+#include "com/sun/star/uno/XInterface.hpp"
+#include "cppuhelper/factory.hxx"
+#include "cppuhelper/implbase1.hxx"
+#include "cppuhelper/weak.hxx"
 #include "osl/mutex.hxx"
 #include "rtl/ref.hxx"
+#include "rtl/unload.h"
+#include "rtl/ustring.h"
 #include "rtl/ustring.hxx"
+#include "sal/types.h"
 
 #include "broadcaster.hxx"
 #include "components.hxx"
 #include "lock.hxx"
 #include "modifications.hxx"
 #include "rootaccess.hxx"
+#include "update.hxx"
+
+namespace configmgr { namespace update {
+
+namespace {
+
+namespace css = com::sun::star;
+
+std::set< rtl::OUString > seqToSet(
+    css::uno::Sequence< rtl::OUString > const & sequence)
+{
+    return std::set< rtl::OUString >(
+        sequence.getConstArray(),
+        sequence.getConstArray() + sequence.getLength());
+}
+
+class Service:
+    public cppu::WeakImplHelper1< css::configuration::XUpdate >,
+    private boost::noncopyable
+{
+public:
+    Service() {}
+
+private:
+    virtual ~Service() {}
+
+    virtual void SAL_CALL insertExtensionXcsFile(
+        sal_Bool shared, rtl::OUString const & fileUri)
+        throw (css::uno::RuntimeException);
 
-namespace configmgr {
+    virtual void SAL_CALL insertExtensionXcuFile(
+        sal_Bool shared, rtl::OUString const & fileUri)
+        throw (css::uno::RuntimeException);
 
-namespace update {
+    virtual void SAL_CALL insertModificationXcuFile(
+        rtl::OUString const & fileUri,
+        css::uno::Sequence< rtl::OUString > const & includedPaths,
+        css::uno::Sequence< rtl::OUString > const & excludedPaths)
+        throw (css::uno::RuntimeException);
+};
 
-void insertExtensionXcsFile(bool shared, rtl::OUString const & fileUri) {
+void Service::insertExtensionXcsFile(
+    sal_Bool shared, rtl::OUString const & fileUri)
+    throw (css::uno::RuntimeException)
+{
     osl::MutexGuard g(lock);
     Components::getSingleton().insertExtensionXcsFile(shared, fileUri);
 }
 
-void insertExtensionXcuFile(bool shared, rtl::OUString const & fileUri) {
+void Service::insertExtensionXcuFile(
+    sal_Bool shared, rtl::OUString const & fileUri)
+    throw (css::uno::RuntimeException)
+{
     Broadcaster bc;
     {
         osl::MutexGuard g(lock);
@@ -61,6 +120,91 @@ void insertExtensionXcuFile(bool shared, rtl::OUString const & fileUri) {
     bc.send();
 }
 
+void Service::insertModificationXcuFile(
+    rtl::OUString const & fileUri,
+    css::uno::Sequence< rtl::OUString > const & includedPaths,
+    css::uno::Sequence< rtl::OUString > const & excludedPaths)
+    throw (css::uno::RuntimeException)
+{
+    Broadcaster bc;
+    {
+        osl::MutexGuard g(lock);
+        Modifications mods;
+        Components::getSingleton().insertModificationXcuFile(
+            fileUri, seqToSet(includedPaths), seqToSet(excludedPaths), &mods);
+        Components::getSingleton().initGlobalBroadcaster(
+            mods, rtl::Reference< RootAccess >(), &bc);
+    }
+    bc.send();
 }
 
+class Factory:
+    public cppu::WeakImplHelper1< css::lang::XSingleComponentFactory >,
+    private boost::noncopyable
+{
+public:
+    Factory() {}
+
+private:
+    virtual ~Factory() {}
+
+    virtual css::uno::Reference< css::uno::XInterface > SAL_CALL
+    createInstanceWithContext(
+        css::uno::Reference< css::uno::XComponentContext > const & Context)
+        throw (css::uno::Exception, css::uno::RuntimeException);
+
+    virtual css::uno::Reference< css::uno::XInterface > SAL_CALL
+    createInstanceWithArgumentsAndContext(
+        css::uno::Sequence< css::uno::Any > const & Arguments,
+        css::uno::Reference< css::uno::XComponentContext > const & Context)
+        throw (css::uno::Exception, css::uno::RuntimeException);
+};
+
+css::uno::Reference< css::uno::XInterface > Factory::createInstanceWithContext(
+    css::uno::Reference< css::uno::XComponentContext > const & Context)
+    throw (css::uno::Exception, css::uno::RuntimeException)
+{
+    return createInstanceWithArgumentsAndContext(
+        css::uno::Sequence< css::uno::Any >(), Context);
+}
+
+css::uno::Reference< css::uno::XInterface >
+Factory::createInstanceWithArgumentsAndContext(
+    css::uno::Sequence< css::uno::Any > const & Arguments,
+    css::uno::Reference< css::uno::XComponentContext > const &)
+    throw (css::uno::Exception, css::uno::RuntimeException)
+{
+    if (Arguments.getLength() != 0) {
+        throw css::uno::Exception(
+            rtl::OUString(
+                RTL_CONSTASCII_USTRINGPARAM(
+                    "com.sun.star.comp.configuration.Update must be"
+                    " instantiated without arguments")),
+            static_cast< cppu::OWeakObject * >(this));
+    }
+    return static_cast< cppu::OWeakObject * >(new Service);
+}
+
+}
+
+rtl::OUString getImplementationName() {
+    return rtl::OUString(
+        RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.configuration.Update"));
+}
+
+css::uno::Sequence< rtl::OUString > getSupportedServiceNames() {
+    rtl::OUString name(
+        RTL_CONSTASCII_USTRINGPARAM(
+            "com.sun.star.configuration.Update_Service"));
+    return css::uno::Sequence< rtl::OUString >(&name, 1);
+}
+
+css::uno::Reference< css::lang::XSingleComponentFactory > createFactory(
+    cppu::ComponentFactoryFunc, rtl::OUString const &,
+    css::uno::Sequence< rtl::OUString > const &, rtl_ModuleCount *)
+    SAL_THROW(())
+{
+    return new Factory;
 }
+
+} }
diff --git a/configmgr/source/update.hxx b/configmgr/source/update.hxx
new file mode 100644
index 000000000000..faa5c86b15fa
--- /dev/null
+++ b/configmgr/source/update.hxx
@@ -0,0 +1,59 @@
+/*************************************************************************
+*
+* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+*
+* Copyright 2000, 2010 Oracle and/or its affiliates.
+*
+* OpenOffice.org - a multi-platform office productivity suite
+*
+* This file is part of OpenOffice.org.
+*
+* OpenOffice.org is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License version 3
+* only, as published by the Free Software Foundation.
+*
+* OpenOffice.org is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License version 3 for more details
+* (a copy is included in the LICENSE file that accompanied this code).
+*
+* You should have received a copy of the GNU Lesser General Public License
+* version 3 along with OpenOffice.org.  If not, see
+* <http://www.openoffice.org/license.html>
+* for a copy of the LGPLv3 License.
+*
+************************************************************************/
+
+#ifndef INCLUDED_CONFIGMGR_SOURCE_UPDATE_HXX
+#define INCLUDED_CONFIGMGR_SOURCE_UPDATE_HXX
+
+#include "sal/config.h"
+
+#include "com/sun/star/uno/Reference.hxx"
+#include "com/sun/star/uno/Sequence.hxx"
+#include "cppuhelper/factory.hxx"
+#include "rtl/unload.h"
+#include "sal/types.h"
+
+namespace com { namespace sun { namespace star { namespace lang {
+    class XSingleComponentFactory;
+} } } }
+namespace rtl { class OUString; }
+
+namespace configmgr { namespace update {
+
+rtl::OUString SAL_CALL getImplementationName();
+
+com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL
+getSupportedServiceNames();
+
+com::sun::star::uno::Reference< com::sun::star::lang::XSingleComponentFactory >
+SAL_CALL createFactory(
+    cppu::ComponentFactoryFunc, rtl::OUString const &,
+    com::sun::star::uno::Sequence< rtl::OUString > const &, rtl_ModuleCount *)
+    SAL_THROW(());
+
+} }
+
+#endif
diff --git a/configmgr/source/valueparser.cxx b/configmgr/source/valueparser.cxx
index f951aac5ca01..4adf452c409b 100644
--- a/configmgr/source/valueparser.cxx
+++ b/configmgr/source/valueparser.cxx
@@ -270,6 +270,10 @@ XmlReader::Text ValueParser::getTextMode() const {
     if (node_.is()) {
         switch (state_) {
         case STATE_TEXT:
+            if (!items_.empty()) {
+                break;
+            }
+            // fall through
         case STATE_IT:
             return
                 (type_ == TYPE_STRING || type_ == TYPE_STRING_LIST ||
@@ -294,7 +298,9 @@ bool ValueParser::startElement(
             name.equals(RTL_CONSTASCII_STRINGPARAM("it")) &&
             isListType(type_) && separator_.getLength() == 0)
         {
-            checkEmptyPad(reader);
+            pad_.clear();
+                // before first <it>, characters are not ignored; assume they
+                // are only whitespace
             state_ = STATE_IT;
             return true;
         }
@@ -351,7 +357,7 @@ bool ValueParser::startElement(
         css::uno::Reference< css::uno::XInterface >());
 }
 
-bool ValueParser::endElement(XmlReader const & reader) {
+bool ValueParser::endElement() {
     if (!node_.is()) {
         return false;
     }
@@ -363,7 +369,6 @@ bool ValueParser::endElement(XmlReader const & reader) {
                 value = parseValue(separator_, pad_.get(), type_);
                 pad_.clear();
             } else {
-                checkEmptyPad(reader);
                 switch (type_) {
                 case TYPE_BOOLEAN_LIST:
                     value = convertItems< sal_Bool >();
@@ -454,17 +459,6 @@ int ValueParser::getLayer() const {
     return layer_;
 }
 
-void ValueParser::checkEmptyPad(XmlReader const & reader) const {
-    if (pad_.is()) {
-        throw css::uno::RuntimeException(
-            (rtl::OUString(
-                RTL_CONSTASCII_USTRINGPARAM(
-                    "mixed text and <it> elements in ")) +
-             reader.getUrl()),
-            css::uno::Reference< css::uno::XInterface >());
-    }
-}
-
 template< typename T > css::uno::Any ValueParser::convertItems() {
     css::uno::Sequence< T > seq(items_.size());
     for (sal_Int32 i = 0; i < seq.getLength(); ++i) {
diff --git a/configmgr/source/valueparser.hxx b/configmgr/source/valueparser.hxx
index c328fe7eddce..4e899f4632dd 100644
--- a/configmgr/source/valueparser.hxx
+++ b/configmgr/source/valueparser.hxx
@@ -61,7 +61,7 @@ public:
     bool startElement(
         XmlReader & reader, XmlReader::Namespace ns, Span const & name);
 
-    bool endElement(XmlReader const & reader);
+    bool endElement();
 
     void characters(Span const & text);
 
@@ -75,8 +75,6 @@ public:
     rtl::OString separator_;
 
 private:
-    void checkEmptyPad(XmlReader const & reader) const;
-
     template< typename T > com::sun::star::uno::Any convertItems();
 
     enum State { STATE_TEXT, STATE_TEXT_UNICODE, STATE_IT, STATE_IT_UNICODE };
diff --git a/configmgr/source/writemodfile.cxx b/configmgr/source/writemodfile.cxx
index a8e0f77cbd2e..c2573ab67439 100644
--- a/configmgr/source/writemodfile.cxx
+++ b/configmgr/source/writemodfile.cxx
@@ -451,9 +451,9 @@ void writeNode(
 
 void writeModifications(
     Components & components, oslFileHandle handle,
-    rtl::OUString const & grandparentPathRepresentation,
-    rtl::OUString const & parentName, rtl::Reference< Node > const & parent,
-    rtl::OUString const & nodeName, rtl::Reference< Node > const & node,
+    rtl::OUString const & parentPathRepresentation,
+    rtl::Reference< Node > const & parent, rtl::OUString const & nodeName,
+    rtl::Reference< Node > const & node,
     Modifications::Node const & modifications)
 {
     // It is never necessary to write oor:finalized or oor:mandatory attributes,
@@ -461,27 +461,15 @@ void writeModifications(
     if (modifications.children.empty()) {
         OSL_ASSERT(parent.is());
             // components themselves have no parent but must have children
+        writeData(handle, RTL_CONSTASCII_STRINGPARAM("<item oor:path=\""));
+        writeAttributeValue(handle, parentPathRepresentation);
+        writeData(handle, RTL_CONSTASCII_STRINGPARAM("\">"));
         if (node.is()) {
-            writeData(handle, RTL_CONSTASCII_STRINGPARAM("<item oor:path=\""));
-            writeAttributeValue(
-                handle,
-                (grandparentPathRepresentation +
-                 rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) +
-                 Data::createSegment(parent->getTemplateName(), parentName)));
-            writeData(handle, RTL_CONSTASCII_STRINGPARAM("\">"));
             writeNode(components, handle, parent, nodeName, node);
-            writeData(handle, RTL_CONSTASCII_STRINGPARAM("</item>"));
         } else {
-            writeData(handle, RTL_CONSTASCII_STRINGPARAM("<item oor:path=\""));
             switch (parent->kind()) {
             case Node::KIND_LOCALIZED_PROPERTY:
-                writeAttributeValue(handle, grandparentPathRepresentation);
-                writeData(
-                    handle, RTL_CONSTASCII_STRINGPARAM("\"><prop oor:name=\""));
-                writeAttributeValue(handle, parentName);
-                writeData(
-                    handle,
-                    RTL_CONSTASCII_STRINGPARAM("\" oor:op=\"fuse\"><value"));
+                writeData(handle, RTL_CONSTASCII_STRINGPARAM("<value"));
                 if (nodeName.getLength() != 0) {
                     writeData(
                         handle, RTL_CONSTASCII_STRINGPARAM(" xml:lang=\""));
@@ -489,61 +477,44 @@ void writeModifications(
                     writeData(handle, RTL_CONSTASCII_STRINGPARAM("\""));
                 }
                 writeData(
-                    handle,
-                    RTL_CONSTASCII_STRINGPARAM(
-                        " oor:op=\"remove\"/></prop></item>"));
+                    handle, RTL_CONSTASCII_STRINGPARAM(" oor:op=\"remove\"/>"));
                 break;
             case Node::KIND_GROUP:
                 OSL_ASSERT(
                     dynamic_cast< GroupNode * >(parent.get())->isExtensible());
-                writeAttributeValue(
-                    handle,
-                    (grandparentPathRepresentation +
-                     rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) +
-                     Data::createSegment(
-                         parent->getTemplateName(), parentName)));
                 writeData(
-                    handle, RTL_CONSTASCII_STRINGPARAM("\"><prop oor:name=\""));
+                    handle, RTL_CONSTASCII_STRINGPARAM("<prop oor:name=\""));
                 writeAttributeValue(handle, nodeName);
                 writeData(
                     handle,
-                    RTL_CONSTASCII_STRINGPARAM(
-                        "\" oor:op=\"remove\"/></item>"));
+                    RTL_CONSTASCII_STRINGPARAM("\" oor:op=\"remove\"/>"));
                 break;
             case Node::KIND_SET:
-                writeAttributeValue(
-                    handle,
-                    (grandparentPathRepresentation +
-                     rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) +
-                     Data::createSegment(
-                         parent->getTemplateName(), parentName)));
                 writeData(
-                    handle, RTL_CONSTASCII_STRINGPARAM("\"><node oor:name=\""));
+                    handle, RTL_CONSTASCII_STRINGPARAM("<node oor:name=\""));
                 writeAttributeValue(handle, nodeName);
                 writeData(
                     handle,
-                    RTL_CONSTASCII_STRINGPARAM(
-                        "\" oor:op=\"remove\"/></item>"));
+                    RTL_CONSTASCII_STRINGPARAM("\" oor:op=\"remove\"/>"));
                 break;
             default:
                 OSL_ASSERT(false); // this cannot happen
                 break;
             }
         }
+        writeData(handle, RTL_CONSTASCII_STRINGPARAM("</item>"));
     } else {
-        rtl::OUString parentPathRep;
-        if (parent.is()) { // components themselves have no parent
-            parentPathRep = grandparentPathRepresentation +
-                rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) +
-                Data::createSegment(parent->getTemplateName(), parentName);
-        }
         OSL_ASSERT(node.is());
+        rtl::OUString pathRep(
+            parentPathRepresentation +
+            rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/")) +
+            Data::createSegment(node->getTemplateName(), nodeName));
         for (Modifications::Node::Children::const_iterator i(
                  modifications.children.begin());
              i != modifications.children.end(); ++i)
         {
             writeModifications(
-                components, handle, parentPathRep, nodeName, node, i->first,
+                components, handle, pathRep, node, i->first,
                 node->getMember(i->first), i->second);
         }
     }
@@ -605,9 +576,8 @@ void writeModFile(
          j != data.modifications.getRoot().children.end(); ++j)
     {
         writeModifications(
-            components, tmp.handle, rtl::OUString(), rtl::OUString(),
-            rtl::Reference< Node >(), j->first,
-            Data::findNode(Data::NO_LAYER, data.components, j->first),
+            components, tmp.handle, rtl::OUString(), rtl::Reference< Node >(),
+            j->first, Data::findNode(Data::NO_LAYER, data.components, j->first),
             j->second);
     }
     writeData(tmp.handle, RTL_CONSTASCII_STRINGPARAM("</oor:items>"));
diff --git a/configmgr/source/xcdparser.cxx b/configmgr/source/xcdparser.cxx
index 8306c692c30f..498254b35644 100644
--- a/configmgr/source/xcdparser.cxx
+++ b/configmgr/source/xcdparser.cxx
@@ -53,7 +53,7 @@ namespace css = com::sun::star;
 
 }
 
-XcdParser::XcdParser(int layer, Dependencies const & dependencies, Data * data):
+XcdParser::XcdParser(int layer, Dependencies const & dependencies, Data & data):
     layer_(layer), dependencies_(dependencies), data_(data), state_(STATE_START)
 {}
 
@@ -137,7 +137,7 @@ bool XcdParser::startElement(
         if (ns == XmlReader::NAMESPACE_OOR &&
             name.equals(RTL_CONSTASCII_STRINGPARAM("component-data")))
         {
-            nestedParser_ = new XcuParser(layer_ + 1, data_, 0);
+            nestedParser_ = new XcuParser(layer_ + 1, data_, 0, 0);
             nesting_ = 1;
             return nestedParser_->startElement(reader, ns, name);
         }
diff --git a/configmgr/source/xcdparser.hxx b/configmgr/source/xcdparser.hxx
index 2e35b3686e60..2ad8ecea7f93 100644
--- a/configmgr/source/xcdparser.hxx
+++ b/configmgr/source/xcdparser.hxx
@@ -47,7 +47,7 @@ class XcdParser: public Parser {
 public:
     typedef std::set< rtl::OUString > Dependencies;
 
-    XcdParser(int layer, Dependencies const & dependencies, Data * data);
+    XcdParser(int layer, Dependencies const & dependencies, Data & data);
 
 private:
     virtual ~XcdParser();
@@ -66,7 +66,7 @@ private:
 
     int layer_;
     Dependencies const & dependencies_;
-    Data * data_;
+    Data & data_;
     State state_;
     rtl::OUString dependency_;
     rtl::Reference< Parser > nestedParser_;
diff --git a/configmgr/source/xcsparser.cxx b/configmgr/source/xcsparser.cxx
index 15141844a276..79e122759fc8 100644
--- a/configmgr/source/xcsparser.cxx
+++ b/configmgr/source/xcsparser.cxx
@@ -60,9 +60,66 @@ namespace {
 
 namespace css = com::sun::star;
 
+// Conservatively merge a template or component (and its recursive parts) into
+// an existing instance:
+void merge(
+    rtl::Reference< Node > const & original,
+    rtl::Reference< Node > const & update)
+{
+    OSL_ASSERT(
+        original.is() && update.is() && original->kind() == update->kind() &&
+        update->getFinalized() == Data::NO_LAYER);
+    if (update->getLayer() >= original->getLayer() &&
+        update->getLayer() <= original->getFinalized())
+    {
+        switch (original->kind()) {
+        case Node::KIND_PROPERTY:
+        case Node::KIND_LOCALIZED_PROPERTY:
+        case Node::KIND_LOCALIZED_VALUE:
+            break; //TODO: merge certain parts?
+        case Node::KIND_GROUP:
+            for (NodeMap::iterator i2(update->getMembers().begin());
+                 i2 != update->getMembers().end(); ++i2)
+            {
+                NodeMap::iterator i1(original->getMembers().find(i2->first));
+                if (i1 == original->getMembers().end()) {
+                    if (i2->second->kind() == Node::KIND_PROPERTY &&
+                        dynamic_cast< GroupNode * >(
+                            original.get())->isExtensible())
+                    {
+                        original->getMembers().insert(*i2);
+                    }
+                } else if (i2->second->kind() == i1->second->kind()) {
+                    merge(i1->second, i2->second);
+                }
+            }
+            break;
+        case Node::KIND_SET:
+            for (NodeMap::iterator i2(update->getMembers().begin());
+                 i2 != update->getMembers().end(); ++i2)
+            {
+                NodeMap::iterator i1(original->getMembers().find(i2->first));
+                if (i1 == original->getMembers().end()) {
+                    if (dynamic_cast< SetNode * >(original.get())->
+                        isValidTemplate(i2->second->getTemplateName()))
+                    {
+                        original->getMembers().insert(*i2);
+                    }
+                } else if (i2->second->kind() == i1->second->kind() &&
+                           (i2->second->getTemplateName() ==
+                            i1->second->getTemplateName()))
+                {
+                    merge(i1->second, i2->second);
+                }
+            }
+            break;
+        }
+    }
 }
 
-XcsParser::XcsParser(int layer, Data * data):
+}
+
+XcsParser::XcsParser(int layer, Data & data):
     valueParser_(layer), data_(data), state_(STATE_START)
 {}
 
@@ -209,7 +266,7 @@ bool XcsParser::startElement(
 }
 
 void XcsParser::endElement(XmlReader const & reader) {
-    if (valueParser_.endElement(reader)) {
+    if (valueParser_.endElement()) {
         return;
     }
     if (ignoring_ > 0) {
@@ -218,15 +275,30 @@ void XcsParser::endElement(XmlReader const & reader) {
         Element top(elements_.top());
         elements_.pop();
         if (top.node.is()) {
-            NodeMap * map;
             if (elements_.empty()) {
                 switch (state_) {
                 case STATE_TEMPLATES:
-                    map = &data_->templates;
+                    {
+                        NodeMap::iterator i(data_.templates.find(top.name));
+                        if (i == data_.templates.end()) {
+                            data_.templates.insert(
+                                NodeMap::value_type(top.name, top.node));
+                        } else {
+                            merge(i->second, top.node);
+                        }
+                    }
                     break;
                 case STATE_COMPONENT:
-                    map = &data_->components;
-                    state_ = STATE_COMPONENT_DONE;
+                    {
+                        NodeMap::iterator i(data_.components.find(top.name));
+                        if (i == data_.components.end()) {
+                            data_.components.insert(
+                                NodeMap::value_type(top.name, top.node));
+                        } else {
+                            merge(i->second, top.node);
+                        }
+                        state_ = STATE_COMPONENT_DONE;
+                    }
                     break;
                 default:
                     OSL_ASSERT(false);
@@ -235,10 +307,9 @@ void XcsParser::endElement(XmlReader const & reader) {
                             RTL_CONSTASCII_USTRINGPARAM("this cannot happen")),
                         css::uno::Reference< css::uno::XInterface >());
                 }
-            } else {
-                map = &elements_.top().node->getMembers();
-            }
-            if (!map->insert(NodeMap::value_type(top.name, top.node)).second) {
+            } else if (!elements_.top().node->getMembers().insert(
+                           NodeMap::value_type(top.name, top.node)).second)
+            {
                 throw css::uno::RuntimeException(
                     (rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("duplicate ")) +
                      top.name +
@@ -372,7 +443,7 @@ void XcsParser::handleNodeRef(XmlReader & reader) {
             css::uno::Reference< css::uno::XInterface >());
     }
     rtl::Reference< Node > tmpl(
-        data_->getTemplate(
+        data_.getTemplate(
             valueParser_.getLayer(),
             xmldata::parseTemplateReference(
                 component, hasNodeType, nodeType, 0)));
@@ -385,7 +456,7 @@ void XcsParser::handleNodeRef(XmlReader & reader) {
              reader.getUrl()),
             css::uno::Reference< css::uno::XInterface >());
     }
-    rtl::Reference< Node > node(tmpl->clone());
+    rtl::Reference< Node > node(tmpl->clone(false));
     node->setLayer(valueParser_.getLayer());
     elements_.push(Element(node, name));
 }
diff --git a/configmgr/source/xcsparser.hxx b/configmgr/source/xcsparser.hxx
index 21a124945a2e..196add9a826a 100644
--- a/configmgr/source/xcsparser.hxx
+++ b/configmgr/source/xcsparser.hxx
@@ -48,7 +48,7 @@ struct Span;
 
 class XcsParser: public Parser {
 public:
-    XcsParser(int layer, Data * data);
+    XcsParser(int layer, Data & data);
 
 private:
     virtual ~XcsParser();
@@ -94,7 +94,7 @@ private:
     typedef std::stack< Element > ElementStack;
 
     ValueParser valueParser_;
-    Data * data_;
+    Data & data_;
     rtl::OUString componentName_;
     State state_;
     long ignoring_;
diff --git a/configmgr/source/xcuparser.cxx b/configmgr/source/xcuparser.cxx
index 5f0223dde6ee..f9f439c98916 100644
--- a/configmgr/source/xcuparser.cxx
+++ b/configmgr/source/xcuparser.cxx
@@ -49,6 +49,7 @@
 #include "modifications.hxx"
 #include "node.hxx"
 #include "nodemap.hxx"
+#include "partial.hxx"
 #include "path.hxx"
 #include "propertynode.hxx"
 #include "setnode.hxx"
@@ -65,14 +66,15 @@ namespace css = com::sun::star;
 
 }
 
-XcuParser::XcuParser(int layer, Data * data, Modifications * modifications):
-    valueParser_(layer), data_(data), modifications_(modifications)
-{
-    if (layer == Data::NO_LAYER) {
-        OSL_ASSERT(modifications_ == 0);
-        modifications_ = &data_->modifications;
-    }
-}
+XcuParser::XcuParser(
+    int layer, Data & data, Partial const * partial,
+    Modifications * broadcastModifications):
+    valueParser_(layer), data_(data),
+    partial_(partial), broadcastModifications_(broadcastModifications),
+    recordModifications_(layer == Data::NO_LAYER),
+    trackPath_(
+        partial_ != 0 || broadcastModifications_ != 0 || recordModifications_)
+{}
 
 XcuParser::~XcuParser() {}
 
@@ -105,7 +107,7 @@ bool XcuParser::startElement(
                 css::uno::Reference< css::uno::XInterface >());
         }
     } else if (state_.top().ignore) {
-        state_.push(state_.top());
+        state_.push(State(false));
     } else if (!state_.top().node.is()) {
         if (ns == XmlReader::NAMESPACE_NONE &&
             name.equals(RTL_CONSTASCII_STRINGPARAM("item")))
@@ -209,12 +211,12 @@ bool XcuParser::startElement(
     return true;
 }
 
-void XcuParser::endElement(XmlReader const & reader) {
-    if (valueParser_.endElement(reader)) {
+void XcuParser::endElement(XmlReader const &) {
+    if (valueParser_.endElement()) {
         return;
     }
     OSL_ASSERT(!state_.empty());
-    bool ignore = state_.top().ignore;
+    bool pop = state_.top().pop;
     rtl::Reference< Node > insert;
     rtl::OUString name;
     if (state_.top().insert) {
@@ -227,10 +229,10 @@ void XcuParser::endElement(XmlReader const & reader) {
         OSL_ASSERT(!state_.empty() && state_.top().node.is());
         state_.top().node->getMembers()[name] = insert;
     }
-    if (!ignore && !modificationPath_.empty()) {
-        modificationPath_.pop_back();
+    if (pop && !path_.empty()) {
+        path_.pop_back();
             // </item> will pop less than <item> pushed, but that is harmless,
-            // as the next <item> will reset modificationPath_
+            // as the next <item> will reset path_
     }
 }
 
@@ -328,16 +330,27 @@ void XcuParser::handleComponentData(XmlReader & reader) {
     }
     componentName_ = xmldata::convertFromUtf8(
         Span(buf.getStr(), buf.getLength()));
+    if (trackPath_) {
+        OSL_ASSERT(path_.empty());
+        path_.push_back(componentName_);
+        if (partial_ != 0 && partial_->contains(path_) == Partial::CONTAINS_NOT)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    }
     rtl::Reference< Node > node(
         Data::findNode(
-            valueParser_.getLayer(), data_->components, componentName_));
+            valueParser_.getLayer(), data_.components, componentName_));
     if (!node.is()) {
-        throw css::uno::RuntimeException(
-            (rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("unknown component ")) +
-             componentName_ +
-             rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" in ")) +
-             reader.getUrl()),
-            css::uno::Reference< css::uno::XInterface >());
+        OSL_TRACE(
+            "configmgr unknown component %s in %s",
+            rtl::OUStringToOString(
+                componentName_, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(
+                reader.getUrl(), RTL_TEXTENCODING_UTF8).getStr());
+        state_.push(State(true)); // ignored
+        return;
     }
     switch (op) {
     case OPERATION_MODIFY:
@@ -356,10 +369,6 @@ void XcuParser::handleComponentData(XmlReader & reader) {
         node->getFinalized());
     node->setFinalized(finalizedLayer);
     state_.push(State(node, finalizedLayer < valueParser_.getLayer()));
-    if (modifications_ != 0) {
-        OSL_ASSERT(modificationPath_.empty());
-        modificationPath_.push_back(componentName_);
-    }
 }
 
 void XcuParser::handleItem(XmlReader & reader) {
@@ -386,27 +395,43 @@ void XcuParser::handleItem(XmlReader & reader) {
     rtl::OUString path(xmldata::convertFromUtf8(attrPath));
     int finalizedLayer;
     rtl::Reference< Node > node(
-        data_->resolvePathRepresentation(
-            path, 0, &modificationPath_, &finalizedLayer));
+        data_.resolvePathRepresentation(path, &path_, &finalizedLayer));
     if (!node.is()) {
-        //TODO: Within Components::parseModificationLayer (but only there) it
-        // can rightly happen that data is read that does not match a schema
-        // (that no schema exists, or that the schema specifies a different
-        // type), namely if the schema was brought along by an extension that
-        // has been removed or replaced; instead of taking care of that at all
-        // the relevant places, as a hack, only "top-level" <item>s (that only
-        // appear in modification layer data) with unknown path are filtered out
-        // here.
         OSL_TRACE(
-            "configmgr unknown <item path=\"%s\">",
-            rtl::OUStringToOString(path, RTL_TEXTENCODING_UTF8).getStr());
-        state_.push(State()); // ignored
+            "configmgr unknown item %s in %s",
+            rtl::OUStringToOString(path, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(
+                reader.getUrl(), RTL_TEXTENCODING_UTF8).getStr());
+        state_.push(State(true)); // ignored
         return;
     }
-    OSL_ASSERT(!modificationPath_.empty());
-    componentName_ = modificationPath_.front();
-    if (modifications_ == 0) {
-        modificationPath_.clear();
+    OSL_ASSERT(!path_.empty());
+    componentName_ = path_.front();
+    if (trackPath_) {
+        if (partial_ != 0 && partial_->contains(path_) == Partial::CONTAINS_NOT)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    } else {
+        path_.clear();
+    }
+    switch (node->kind()) {
+    case Node::KIND_PROPERTY:
+    case Node::KIND_LOCALIZED_VALUE:
+        OSL_TRACE(
+            "configmgr item of bad type %s in %s",
+            rtl::OUStringToOString(path, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(
+                reader.getUrl(), RTL_TEXTENCODING_UTF8).getStr());
+        state_.push(State(true)); // ignored
+        return;
+    case Node::KIND_LOCALIZED_PROPERTY:
+        valueParser_.type_ = dynamic_cast< LocalizedPropertyNode * >(
+            node.get())->getStaticType();
+        break;
+    default:
+        break;
     }
     state_.push(State(node, finalizedLayer < valueParser_.getLayer()));
 }
@@ -483,13 +508,13 @@ void XcuParser::handlePropValue(XmlReader & reader, PropertyNode * prop) {
                 css::uno::Reference< css::uno::XInterface >());
         }
         prop->setValue(valueParser_.getLayer(), css::uno::Any());
-        state_.push(State());
+        state_.push(State(false));
     } else if (external.getLength() == 0) {
         valueParser_.separator_ = separator;
         valueParser_.start(prop);
     } else {
         prop->setExternal(valueParser_.getLayer(), external);
-        state_.push(State());
+        state_.push(State(false));
     }
 }
 
@@ -546,11 +571,20 @@ void XcuParser::handleLocpropValue(
             op = parseOperation(reader.getAttributeValue(true));
         }
     }
+    if (trackPath_) {
+        path_.push_back(name);
+        if (partial_ != 0 &&
+            partial_->contains(path_) != Partial::CONTAINS_NODE)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    }
     NodeMap::iterator i(locprop->getMembers().find(name));
     if (i != locprop->getMembers().end() &&
         i->second->getLayer() > valueParser_.getLayer())
     {
-        state_.push(State()); // ignored
+        state_.push(State(true)); // ignored
         return;
     }
     if (nil && !locprop->isNillable()) {
@@ -563,23 +597,29 @@ void XcuParser::handleLocpropValue(
     }
     switch (op) {
     case OPERATION_FUSE:
-        if (nil) {
-            if (i == locprop->getMembers().end()) {
-                locprop->getMembers()[name] = new LocalizedValueNode(
-                    valueParser_.getLayer(), css::uno::Any());
+        {
+            bool pop = false;
+            if (nil) {
+                if (i == locprop->getMembers().end()) {
+                    locprop->getMembers()[name] = new LocalizedValueNode(
+                        valueParser_.getLayer(), css::uno::Any());
+                } else {
+                    dynamic_cast< LocalizedValueNode * >(
+                        i->second.get())->setValue(
+                            valueParser_.getLayer(), css::uno::Any());
+                }
+                state_.push(State(true));
             } else {
-                dynamic_cast< LocalizedValueNode * >(i->second.get())->setValue(
-                    valueParser_.getLayer(), css::uno::Any());
+                valueParser_.separator_ = separator;
+                valueParser_.start(locprop, name);
+                pop = true;
+            }
+            if (trackPath_) {
+                recordModification();
+                if (pop) {
+                    path_.pop_back();
+                }
             }
-            state_.push(State());
-        } else {
-            valueParser_.separator_ = separator;
-            valueParser_.start(locprop, name);
-        }
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-            modifications_->add(modificationPath_);
-            modificationPath_.pop_back();
         }
         break;
     case OPERATION_REMOVE:
@@ -588,12 +628,8 @@ void XcuParser::handleLocpropValue(
         if (i != locprop->getMembers().end()) {
             locprop->getMembers().erase(i);
         }
-        state_.push(State());
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-            modifications_->add(modificationPath_);
-            modificationPath_.pop_back();
-        }
+        state_.push(State(true));
+        recordModification();
         break;
     default:
         throw css::uno::RuntimeException(
@@ -643,6 +679,17 @@ void XcuParser::handleGroupProp(XmlReader & reader, GroupNode * group) {
              reader.getUrl()),
             css::uno::Reference< css::uno::XInterface >());
     }
+    if (trackPath_) {
+        path_.push_back(name);
+        //TODO: This ignores locprop values for which specific include paths
+        // exist (i.e., for which contains(locprop path) = CONTAINS_SUBNODES):
+        if (partial_ != 0 &&
+            partial_->contains(path_) != Partial::CONTAINS_NODE)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    }
     NodeMap::iterator i(group->getMembers().find(name));
     if (i == group->getMembers().end()) {
         handleUnknownGroupProp(reader, group, name, type, op, finalized);
@@ -672,17 +719,10 @@ void XcuParser::handleUnknownGroupProp(
     XmlReader const & reader, GroupNode * group, rtl::OUString const & name,
     Type type, Operation operation, bool finalized)
 {
-    if (!group->isExtensible()) {
-        throw css::uno::RuntimeException(
-            (rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("unknown prop ")) +
-             name + rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" in ")) +
-             reader.getUrl()),
-            css::uno::Reference< css::uno::XInterface >());
-    }
     switch (operation) {
     case OPERATION_REPLACE:
     case OPERATION_FUSE:
-        {
+        if (group->isExtensible()) {
             if (type == TYPE_ERROR) {
                 throw css::uno::RuntimeException(
                     (rtl::OUString(
@@ -701,17 +741,17 @@ void XcuParser::handleUnknownGroupProp(
                 prop->setFinalized(valueParser_.getLayer());
             }
             state_.push(State(prop, name, state_.top().locked));
-            if (modifications_ != 0) {
-                modificationPath_.push_back(name);
-                modifications_->add(modificationPath_);
-            }
+            recordModification();
+            break;
         }
-        break;
+        // fall through
     default:
         OSL_TRACE(
-            "ignoring modify or remove of unknown (presumably extension)"
-            " property");
-        state_.push(State());
+            "configmgr unknown property %s in %s",
+            rtl::OUStringToOString(name, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(
+                reader.getUrl(), RTL_TEXTENCODING_UTF8).getStr());
+        state_.push(State(true)); // ignored
         break;
     }
 }
@@ -724,7 +764,7 @@ void XcuParser::handlePlainGroupProp(
     PropertyNode * property = dynamic_cast< PropertyNode * >(
         propertyIndex->second.get());
     if (property->getLayer() > valueParser_.getLayer()) {
-        state_.push(State()); // ignored
+        state_.push(State(true)); // ignored
         return;
     }
     int finalizedLayer = std::min(
@@ -751,10 +791,7 @@ void XcuParser::handlePlainGroupProp(
                 property,
                 (state_.top().locked ||
                  finalizedLayer < valueParser_.getLayer())));
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-            modifications_->add(modificationPath_);
-        }
+        recordModification();
         break;
     case OPERATION_REMOVE:
         if (!property->isExtension()) {
@@ -767,12 +804,8 @@ void XcuParser::handlePlainGroupProp(
                 css::uno::Reference< css::uno::XInterface >());
         }
         group->getMembers().erase(propertyIndex);
-        state_.push(State()); // ignore children
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-            modifications_->add(modificationPath_);
-            modificationPath_.pop_back();
-        }
+        state_.push(State(true)); // ignore children
+        recordModification();
         break;
     }
 }
@@ -782,7 +815,7 @@ void XcuParser::handleLocalizedGroupProp(
     rtl::OUString const & name, Type type, Operation operation, bool finalized)
 {
     if (property->getLayer() > valueParser_.getLayer()) {
-        state_.push(State()); // ignored
+        state_.push(State(true)); // ignored
         return;
     }
     int finalizedLayer = std::min(
@@ -808,9 +841,6 @@ void XcuParser::handleLocalizedGroupProp(
                 property,
                 (state_.top().locked ||
                  finalizedLayer < valueParser_.getLayer())));
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-        }
         break;
     case OPERATION_REPLACE:
         {
@@ -824,10 +854,7 @@ void XcuParser::handleLocalizedGroupProp(
                     replacement, name,
                     (state_.top().locked ||
                      finalizedLayer < valueParser_.getLayer())));
-            if (modifications_ != 0) {
-                modificationPath_.push_back(name);
-                modifications_->add(modificationPath_);
-            }
+            recordModification();
         }
         break;
     case OPERATION_REMOVE:
@@ -876,14 +903,24 @@ void XcuParser::handleGroupNode(
              reader.getUrl()),
             css::uno::Reference< css::uno::XInterface >());
     }
+    if (trackPath_) {
+        path_.push_back(name);
+        if (partial_ != 0 && partial_->contains(path_) == Partial::CONTAINS_NOT)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    }
     rtl::Reference< Node > child(
         Data::findNode(valueParser_.getLayer(), group->getMembers(), name));
     if (!child.is()) {
-        throw css::uno::RuntimeException(
-            (rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("unknown node ")) +
-             name + rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" in ")) +
-             reader.getUrl()),
-            css::uno::Reference< css::uno::XInterface >());
+        OSL_TRACE(
+            "configmgr unknown node %s in %s",
+            rtl::OUStringToOString(name, RTL_TEXTENCODING_UTF8).getStr(),
+            rtl::OUStringToOString(
+                reader.getUrl(), RTL_TEXTENCODING_UTF8).getStr());
+        state_.push(State(true)); // ignored
+        return;
     }
     if (op != OPERATION_MODIFY && op != OPERATION_FUSE) {
         throw css::uno::RuntimeException(
@@ -901,9 +938,6 @@ void XcuParser::handleGroupNode(
         State(
             child,
             state_.top().locked || finalizedLayer < valueParser_.getLayer()));
-    if (modifications_ != 0) {
-        modificationPath_.push_back(name);
-    }
 }
 
 void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
@@ -958,6 +992,14 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
              reader.getUrl()),
             css::uno::Reference< css::uno::XInterface >());
     }
+    if (trackPath_) {
+        path_.push_back(name);
+        if (partial_ != 0 && partial_->contains(path_) == Partial::CONTAINS_NOT)
+        {
+            state_.push(State(true)); // ignored
+            return;
+        }
+    }
     rtl::OUString templateName(
         xmldata::parseTemplateReference(
             component, hasNodeType, nodeType, &set->getDefaultTemplateName()));
@@ -972,7 +1014,7 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
             css::uno::Reference< css::uno::XInterface >());
     }
     rtl::Reference< Node > tmpl(
-        data_->getTemplate(valueParser_.getLayer(), templateName));
+        data_.getTemplate(valueParser_.getLayer(), templateName));
     if (!tmpl.is()) {
         throw css::uno::RuntimeException(
             (rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("set member node ")) +
@@ -993,7 +1035,7 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
         mandatoryLayer = std::min(mandatoryLayer, i->second->getMandatory());
         i->second->setMandatory(mandatoryLayer);
         if (i->second->getLayer() > valueParser_.getLayer()) {
-            state_.push(State()); // ignored
+            state_.push(State(true)); // ignored
             return;
         }
     }
@@ -1001,48 +1043,39 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
     case OPERATION_MODIFY:
         if (i == set->getMembers().end()) {
             OSL_TRACE("ignoring modify of unknown set member node");
-            state_.push(State());
+            state_.push(State(true)); // ignored
         } else {
             state_.push(
                 State(
                     i->second,
                     (state_.top().locked ||
                      finalizedLayer < valueParser_.getLayer())));
-            if (modifications_ != 0) {
-                modificationPath_.push_back(name);
-            }
         }
         break;
     case OPERATION_REPLACE:
         if (state_.top().locked || finalizedLayer < valueParser_.getLayer()) {
-            state_.push(State()); // ignored
+            state_.push(State(true)); // ignored
         } else {
-            rtl::Reference< Node > member(tmpl->clone());
+            rtl::Reference< Node > member(tmpl->clone(true));
             member->setLayer(valueParser_.getLayer());
             member->setFinalized(finalizedLayer);
             member->setMandatory(mandatoryLayer);
             state_.push(State(member, name, false));
-            if (modifications_ != 0) {
-                modificationPath_.push_back(name);
-                modifications_->add(modificationPath_);
-            }
+            recordModification();
         }
         break;
     case OPERATION_FUSE:
         if (i == set->getMembers().end()) {
             if (state_.top().locked || finalizedLayer < valueParser_.getLayer())
             {
-                state_.push(State()); // ignored
+                state_.push(State(true)); // ignored
             } else {
-                rtl::Reference< Node > member(tmpl->clone());
+                rtl::Reference< Node > member(tmpl->clone(true));
                 member->setLayer(valueParser_.getLayer());
                 member->setFinalized(finalizedLayer);
                 member->setMandatory(mandatoryLayer);
                 state_.push(State(member, name, false));
-                if (modifications_ != 0) {
-                    modificationPath_.push_back(name);
-                    modifications_->add(modificationPath_);
-                }
+                recordModification();
             }
         } else {
             state_.push(
@@ -1050,9 +1083,6 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
                     i->second,
                     (state_.top().locked ||
                      finalizedLayer < valueParser_.getLayer())));
-            if (modifications_ != 0) {
-                modificationPath_.push_back(name);
-            }
         }
         break;
     case OPERATION_REMOVE:
@@ -1064,14 +1094,19 @@ void XcuParser::handleSetNode(XmlReader & reader, SetNode * set) {
         {
             set->getMembers().erase(i);
         }
-        state_.push(State());
-        if (modifications_ != 0) {
-            modificationPath_.push_back(name);
-            modifications_->add(modificationPath_);
-            modificationPath_.pop_back();
-        }
+        state_.push(State(true));
+        recordModification();
         break;
     }
 }
 
+void XcuParser::recordModification() {
+    if (broadcastModifications_ != 0) {
+        broadcastModifications_->add(path_);
+    }
+    if (recordModifications_) {
+        data_.modifications.add(path_);
+    }
+}
+
 }
diff --git a/configmgr/source/xcuparser.hxx b/configmgr/source/xcuparser.hxx
index 21806edebe9c..64108451b4ef 100644
--- a/configmgr/source/xcuparser.hxx
+++ b/configmgr/source/xcuparser.hxx
@@ -49,6 +49,7 @@ namespace configmgr {
 class GroupNode;
 class LocalizedPropertyNode;
 class Modifications;
+class Partial;
 class PropertyNode;
 class SetNode;
 struct Data;
@@ -56,7 +57,9 @@ struct Span;
 
 class XcuParser: public Parser {
 public:
-    XcuParser(int layer, Data * data, Modifications * modifications);
+    XcuParser(
+        int layer, Data & data, Partial const * partial,
+        Modifications * broadcastModifications);
 
 private:
     virtual ~XcuParser();
@@ -105,36 +108,44 @@ private:
 
     void handleSetNode(XmlReader & reader, SetNode * set);
 
+    void recordModification();
+
     struct State {
         rtl::Reference< Node > node; // empty iff ignore or <items>
         rtl::OUString name; // empty and ignored if !insert
         bool ignore;
         bool insert;
         bool locked;
+        bool pop;
 
-        inline State(): ignore(true), insert(false), locked(false) {}
+        inline State(bool thePop):
+            ignore(true), insert(false), locked(false), pop(thePop)
+        {}
 
         inline State(rtl::Reference< Node > const & theNode, bool theLocked):
-            node(theNode), ignore(false), insert(false), locked(theLocked)
+            node(theNode), ignore(false), insert(false), locked(theLocked),
+            pop(true)
         {}
 
         inline State(
             rtl::Reference< Node > const & theNode,
             rtl::OUString const & theName, bool theLocked):
             node(theNode), name(theName), ignore(false), insert(true),
-            locked(theLocked)
+            locked(theLocked), pop(true)
         {}
     };
 
     typedef std::stack< State > StateStack;
 
     ValueParser valueParser_;
-    Data * data_;
-    Modifications * modifications_;
+    Data & data_;
+    Partial const * partial_;
+    Modifications * broadcastModifications_;
+    bool recordModifications_;
+    bool trackPath_;
     rtl::OUString componentName_;
     StateStack state_;
-    Path modificationPath_;
-    rtl::OUString path_;
+    Path path_;
 };
 
 }