FilesInfoPtr FsDirectoryImpl::readDir(const std::string& dirname) //const
{
FilesInfoPtr pFilesInfo(new FilesInfo());
FileInfo info;
//#BUGFIX #item 5, ls /root/test/dd error
Path path(dirname + "/");
DirNode* pDirNode;
//#NOTICE, findDirNode() must give a path name with "/" tailed.
pDirNode = m_pDirTree->findDirNode(path.getDirName());
if(!pDirNode){
LOG4CPLUS_WARN(m_logger, "direcoty not exist" << path.getDirName());
throw NoSuchFileOrDir("readDir : dirname");
}
//iterate through all child dirs
for ( DirNodeIterator iter = pDirNode->getChildrenBegin();
iter != pDirNode->getChildrenEnd(); ++iter){
(*iter)->getINode()->makeFileInfo(info);
pFilesInfo->push_back(info);
}
//iterate through all files in this dir
for ( INodeIterator iter = pDirNode->getFilesBegin();
iter != pDirNode->getFilesEnd(); ++iter){
(*iter)->makeFileInfo(info);
pFilesInfo->push_back(info);
}
return pFilesInfo;
}
void FsDirectoryImpl::rebuildRuntimeData()
{
//rebuild ChunkTable by walk through the tree
DirNode* pDirNode = m_pDirTree->getRoot();
deque<DirNode*> waitQueue;
//waitQueue.
waitQueue.push_back(pDirNode);
while(waitQueue.size()!=0){
pDirNode = waitQueue[0];
waitQueue.pop_front();
//add children node into queue
tfs::DirNodeIterator iter;
for ( iter = pDirNode->getChildrenBegin(); iter != pDirNode->getChildrenEnd(); ++iter) {
waitQueue.push_back(*iter);
}
//deal with this node
tfs::DirNodeIterator dirNodeIter;
tfs::INodeIterator inodeIter;
tfs::ChunkIterator chunkIter;
for ( inodeIter = pDirNode->getFilesBegin(); inodeIter != pDirNode->getFilesEnd() ; ++inodeIter) {
for ( chunkIter = (*inodeIter)->getChunksBegin(); chunkIter != (*inodeIter)->getChunksEnd(); ++chunkIter) {
m_pChunkTable->addItem((*chunkIter).id, *inodeIter);
}
}
}
}
void FsDirectoryImpl::deleteDir(const std::string& dirName)
{
Path path(dirName+"/");
DirNode* pDirNode;
//#TODO, lock
pDirNode = m_pDirTree->findDirNode(path.getDirName());
if(!pDirNode) {
LOG4CPLUS_WARN(m_logger, "directory not exist : " << path.getDirName());
throw NoSuchFileOrDir("deleteDir:");
}
else if(pDirNode == m_pDirTree->getRoot()){
//don't delete root node
LOG4CPLUS_WARN(m_logger, "deleting ROOT directory canceled");
throw InvalidFileOrDirName("deleteDir: ROOT directory can't be deleted");
}
//check empty directory
INodeIterator iter = pDirNode->getFilesBegin();
if( iter != pDirNode->getFilesEnd()) {
LOG4CPLUS_WARN(m_logger, "directory not empty");
throw InvalidFileOrDirName("deleteDir: dir not empty");
}
DirNodeIterator iterDir = pDirNode->getChildrenBegin();
if( iterDir != pDirNode->getChildrenEnd()) {
LOG4CPLUS_WARN(m_logger, "directory not empty");
throw InvalidFileOrDirName("deleteDir: dir not empty");
}
pDirNode->getParent()->deleteChild(pDirNode);
}
