/**
* Method updateTargetFile.
*
* @param aFile IFile
* @return IFile
* @throws CoreException
* @throws ReviewsFileStorageException
*/
public static R4EFileVersion updateTargetFile(IFile aFile)
throws CoreException, ReviewsFileStorageException {
if (null == aFile) {
return null; // should never happen
}
String remoteID = null;
String localID = null;
// Get handle to local storage repository
final IRFSRegistry localRepository =
RFSRegistryFactory.getRegistry(R4EUIModelController.getActiveReview().getReview());
if (null == localRepository) {
return null;
}
// Get Remote repository file info
final ScmConnector connector = ScmCore.getConnector(aFile.getProject());
if (null != connector) {
final ScmArtifact artifact = connector.getArtifact(aFile);
if ((null != artifact) && (null != artifact.getPath())) {
// File found in remote repo.
// Here we check if the file in the remote repository is different than the input file.
// We cannot use the artifact ID directly and we need to fetch and calculate that SHA of the
// remote file
// because we do not know which version control system is used.
// We need to do this comparison because the versions always return the latest file stored.
final IFileRevision fileRev = artifact.getFileRevision(null);
if (null != fileRev) {
final IStorage fileStore = fileRev.getStorage(null);
if (null != fileStore) {
remoteID = localRepository.blobIdFor(fileStore.getContents());
localID = localRepository.blobIdFor(aFile.getContents());
if ((null != remoteID) && remoteID.equals(localID)) {
// The files are the same. Copy from the remote repo
return copyRemoteFileToLocalRepository(localRepository, artifact);
}
}
}
// The files are different. This means the current user modified the file in his workspace
return copyWorkspaceFileToLocalRepository(localRepository, aFile);
}
}
// Else we copy the file that is in the current workspace
return copyWorkspaceFileToLocalRepository(localRepository, aFile);
}
/**
* Method updateBaseFile.
*
* @param aFile IFile
* @return IFile
* @throws CoreException
* @throws ReviewsFileStorageException
*/
public static R4EFileVersion updateBaseFile(IFile aFile)
throws CoreException, ReviewsFileStorageException {
if (null == aFile) {
return null; // should never happen
}
// Get Remote repository file info
final ScmConnector connector = ScmCore.getConnector(aFile.getProject());
if (null != connector) {
final ScmArtifact artifact = connector.getArtifact(aFile);
if ((null != artifact) && (null != artifact.getId())) {
// File was modified, so we need to fetch the base file from the versions repository and
// copy it to our own local repository
final IRFSRegistry localRepository =
RFSRegistryFactory.getRegistry(R4EUIModelController.getActiveReview().getReview());
return copyRemoteFileToLocalRepository(localRepository, artifact);
}
} // else file not in source control
// File was not modified, or No Version Control System or Remote File detected, so there is no
// base
return null;
}