| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_forms.hxx" |
| |
| #include "serialization.hxx" |
| #include "serialization_app_xml.hxx" |
| |
| /** === begin UNO includes === **/ |
| #include <com/sun/star/xml/dom/XNode.hpp> |
| #include <com/sun/star/xml/dom/XDocument.hpp> |
| #include <com/sun/star/xml/dom/XNodeList.hpp> |
| #include <com/sun/star/xml/dom/NodeType.hpp> |
| #include <com/sun/star/lang/XUnoTunnel.hpp> |
| #include <com/sun/star/xml/xpath/XPathObjectType.hpp> |
| #include <com/sun/star/xml/sax/XSAXSerializable.hpp> |
| #include <com/sun/star/beans/StringPair.hpp> |
| #include <com/sun/star/io/XActiveDataSource.hpp> |
| #include <com/sun/star/xml/dom/XDocumentBuilder.hpp> |
| /** === end UNO includes === **/ |
| |
| #include <tools/diagnose_ex.h> |
| #include <comphelper/processfactory.hxx> |
| |
| #include <boost/scoped_ptr.hpp> |
| #include <limits> |
| |
| /** === begin UNO using === **/ |
| using ::com::sun::star::uno::Reference; |
| using ::com::sun::star::uno::Exception; |
| using ::com::sun::star::uno::Sequence; |
| using ::com::sun::star::uno::RuntimeException; |
| using ::com::sun::star::uno::UNO_QUERY; |
| using ::com::sun::star::uno::UNO_QUERY_THROW; |
| using ::com::sun::star::uno::UNO_SET_THROW; |
| using ::com::sun::star::xml::dom::XNode; |
| using ::com::sun::star::xml::dom::XDocument; |
| using ::com::sun::star::xml::sax::XSAXSerializable; |
| using ::com::sun::star::beans::StringPair; |
| using ::com::sun::star::io::XActiveDataSource; |
| using ::com::sun::star::xml::dom::NodeType_DOCUMENT_NODE; |
| using ::com::sun::star::xml::dom::NodeType_ELEMENT_NODE; |
| using ::com::sun::star::xml::dom::XDocumentBuilder; |
| using ::com::sun::star::xml::sax::XDocumentHandler; |
| /** === end UNO using === **/ |
| |
| CSerializationAppXML::CSerializationAppXML() |
| :m_aContext( ::comphelper::getProcessServiceFactory() ) |
| { |
| m_aContext.createComponent( "com.sun.star.io.Pipe", m_xBuffer ); |
| } |
| |
| Reference< CSS::io::XInputStream > |
| CSerializationAppXML::getInputStream() |
| { |
| // The pipes output is provided through it's |
| // XOutputStream interface aspect |
| return Reference< CSS::io::XInputStream >(m_xBuffer, UNO_QUERY); |
| } |
| |
| void |
| CSerializationAppXML::serialize_node(const Reference< XNode >& rNode) |
| { |
| try |
| { |
| Reference< XSAXSerializable > xSerializer( rNode, UNO_QUERY ); |
| if ( !xSerializer.is() ) |
| { |
| // ensure we have a "real" node |
| Reference< XNode > xNode = rNode; |
| if ( xNode->getNodeType() == NodeType_DOCUMENT_NODE ) |
| { |
| Reference< XDocument > const xDoc( xNode, UNO_QUERY_THROW ); |
| xNode.set( xDoc->getDocumentElement(), UNO_QUERY_THROW ); |
| } |
| ENSURE_OR_RETURN_VOID( xNode->getNodeType() == NodeType_ELEMENT_NODE, |
| "CSerializationAppXML::serialize_node: invalid node type!" ); |
| |
| // create a new document |
| Reference< XDocumentBuilder > const xDocBuilder( |
| m_aContext.createComponent( "com.sun.star.xml.dom.DocumentBuilder" ), UNO_QUERY_THROW ); |
| Reference< XDocument > const xDocument( xDocBuilder->newDocument(), UNO_SET_THROW ); |
| |
| // copy the to-be-serialized node |
| Reference< XNode > const xImportedNode( xDocument->importNode( xNode, true ), UNO_SET_THROW ); |
| xDocument->appendChild( xImportedNode ); |
| |
| // ask the doc for the serializer |
| xSerializer.set( xDocument, UNO_QUERY ); |
| } |
| |
| ENSURE_OR_RETURN_VOID( xSerializer.is(), |
| "CSerializationAppXML::serialize_node: no serialization access to the node/document!" ); |
| |
| // create a SAXWriter to take the serialization events, and connect it to our pipe |
| Reference< XDocumentHandler > const xSaxWriter( |
| m_aContext.createComponent( "com.sun.star.xml.sax.Writer" ), UNO_QUERY_THROW ); |
| Reference< XActiveDataSource > const xDataSource( xSaxWriter, UNO_QUERY_THROW ); |
| xDataSource->setOutputStream( m_xBuffer ); |
| |
| // do the serialization |
| xSerializer->serialize( xSaxWriter, Sequence< StringPair >() ); |
| } |
| catch( const Exception& ) |
| { |
| DBG_UNHANDLED_EXCEPTION(); |
| } |
| } |
| |
| void |
| CSerializationAppXML::serialize() |
| { |
| if (!m_aFragment.is()) return; |
| |
| Reference< XNode > cur = m_aFragment->getFirstChild(); |
| while (cur.is()) |
| { |
| serialize_node(cur); |
| cur = cur->getNextSibling(); |
| } |
| m_xBuffer->closeOutput(); |
| } |