@Override
public Node getNodeVersion(final String label) {
try {
final Session session = getSession();
final Node n = getFrozenNode(label);
if (n != null) {
return n;
}
if (isVersioned()) {
final VersionHistory hist =
session.getWorkspace().getVersionManager().getVersionHistory(getPath());
if (hist.hasVersionLabel(label)) {
LOGGER.debug("Found version for {} by label {}.", this, label);
return hist.getVersionByLabel(label).getFrozenNode();
}
}
LOGGER.warn("Unknown version {} with label or uuid {}!", this, label);
return null;
} catch (final RepositoryException e) {
throw new RepositoryRuntimeException(e);
}
}
@Override
public void deleteFile(long companyId, long repositoryId, String fileName, String versionLabel)
throws PortalException, SystemException {
Session session = null;
try {
session = JCRFactoryUtil.createSession();
Workspace workspace = session.getWorkspace();
VersionManager versionManager = workspace.getVersionManager();
Node rootNode = getRootNode(session, companyId);
Node repositoryNode = getFolderNode(rootNode, repositoryId);
Node fileNode = repositoryNode.getNode(fileName);
Node contentNode = fileNode.getNode(JCRConstants.JCR_CONTENT);
VersionHistory versionHistory = versionManager.getVersionHistory(contentNode.getPath());
if (!versionHistory.hasVersionLabel(versionLabel)) {
throw new NoSuchFileException(
"{fileName=" + fileName + ", versionLabel=" + versionLabel + "}");
}
Version version = versionHistory.getVersionByLabel(versionLabel);
versionManager.restore(version.getPredecessors()[0], true);
versionHistory.removeVersion(version.getName());
session.save();
} catch (PathNotFoundException pnfe) {
throw new NoSuchFileException(
"{fileName=" + fileName + ", versionLabel=" + versionLabel + "}");
} catch (RepositoryException re) {
throw new SystemException(re);
} finally {
JCRFactoryUtil.closeSession(session);
}
}
protected Node getFileContentNode(
Session session, long companyId, long repositoryId, String fileName, String versionLabel)
throws PortalException, SystemException {
Node contentNode = null;
try {
Workspace workspace = session.getWorkspace();
VersionManager versionManager = workspace.getVersionManager();
Node rootNode = getRootNode(session, companyId);
Node repositoryNode = getFolderNode(rootNode, repositoryId);
Node fileNode = repositoryNode.getNode(fileName);
contentNode = fileNode.getNode(JCRConstants.JCR_CONTENT);
if (Validator.isNotNull(versionLabel)) {
VersionHistory versionHistory = versionManager.getVersionHistory(contentNode.getPath());
if (!versionHistory.hasVersionLabel(versionLabel)) {
throw new NoSuchFileException(
"{fileName=" + fileName + ", versionLabel=" + versionLabel + "}");
}
Version version = versionHistory.getVersionByLabel(versionLabel);
contentNode = version.getNode(JCRConstants.JCR_FROZEN_NODE);
}
} catch (PathNotFoundException pnfe) {
throw new NoSuchFileException(
"{fileName=" + fileName + ", versionLabel=" + versionLabel + "}");
} catch (RepositoryException re) {
throw new SystemException(re);
}
return contentNode;
}
