| /************************************************************** |
| * |
| * 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_extensions.hxx" |
| |
| #include "logpacker.hxx" |
| #include <com/sun/star/ucb/XSimpleFileAccess.hpp> |
| #include <com/sun/star/lang/XSingleServiceFactory.hpp> |
| #include <com/sun/star/embed/XStorage.hpp> |
| #include <com/sun/star/embed/XTransactedObject.hpp> |
| #include <com/sun/star/embed/ElementModes.hpp> |
| #include <rtl/ustrbuf.hxx> |
| |
| |
| using namespace com::sun::star::embed; |
| using namespace com::sun::star::io; |
| using namespace com::sun::star::lang; |
| using namespace com::sun::star::uno; |
| using ::com::sun::star::ucb::XSimpleFileAccess; |
| using ::rtl::OUString; |
| using ::rtl::OUStringBuffer; |
| |
| |
| namespace |
| { |
| static const OUString getZipfileurl(const OUString& csvfileurl) |
| { |
| OUStringBuffer buf(csvfileurl); |
| buf.setLength(csvfileurl.getLength()-3); |
| buf.appendAscii("zip"); |
| return buf.makeStringAndClear(); |
| }; |
| |
| static sal_Int32 countLines(const Sequence<sal_Int8>& data) |
| { |
| sal_Int32 result = 0; |
| for(sal_Int32 idx = data.getLength()-1; idx>=0; --idx) |
| if(data[idx]==0x0a) result++; |
| return result; |
| }; |
| } |
| |
| namespace oooimprovement |
| { |
| LogPacker::LogPacker(const Reference<XMultiServiceFactory>& sf) |
| : m_ServiceFactory(sf) |
| {} |
| |
| sal_Int32 LogPacker::pack(const OUString& fileurl) |
| { |
| Reference<XSimpleFileAccess> file_access( |
| m_ServiceFactory->createInstance(OUString::createFromAscii("com.sun.star.ucb.SimpleFileAccess")), |
| UNO_QUERY_THROW); |
| |
| Reference<XStorage> storage; |
| { |
| Reference<XSingleServiceFactory> storage_factory( |
| m_ServiceFactory->createInstance(OUString::createFromAscii("com.sun.star.embed.StorageFactory")), |
| UNO_QUERY_THROW); |
| Sequence<Any> storage_init_args(2); |
| storage_init_args[0] = Any(getZipfileurl(fileurl)); |
| storage_init_args[1] = Any(ElementModes::WRITE); |
| storage = Reference<XStorage>( |
| storage_factory->createInstanceWithArguments(storage_init_args), |
| UNO_QUERY_THROW); |
| } |
| |
| Reference<XOutputStream> zipped_stream = storage->openStreamElement( |
| OUString::createFromAscii("logdata.csv"), |
| ElementModes::WRITE)->getOutputStream(); |
| Reference<XInputStream> unzipped_stream = file_access->openFileRead(fileurl); |
| const sal_Int32 bufsize = 1024; |
| sal_Int32 read_bytes; |
| sal_Int32 logged_events = -1; // ignore header row |
| Sequence<sal_Int8> buf(bufsize); |
| do |
| { |
| read_bytes = unzipped_stream->readBytes(buf, bufsize); |
| buf.realloc(read_bytes); |
| logged_events += countLines(buf); |
| zipped_stream->writeBytes(buf); |
| } while(read_bytes == bufsize); |
| unzipped_stream->closeInput(); |
| zipped_stream->flush(); |
| zipped_stream->closeOutput(); |
| Reference<XTransactedObject>(storage, UNO_QUERY_THROW)->commit(); |
| file_access->kill(fileurl); |
| return logged_events; |
| } |
| } |