/**
* Prepares the synchronization process and starts the synchronization.
*
* @return true if there were no errors during synchronization process, false otherwise
* @throws Exception when something happened, synchronize(...) (see above) method deals with
* possible problems
*/
protected Boolean doInBackground() throws Exception {
showDialog();
// First goes the JTree main projects root (root node, invisible for users) and then a project
// root node.
if (!ProjectServiceUtils.isValidTreePath(treePath) || treePath.getPathCount() < 2) {
LOG.error("Invalid tree path.");
syncDialog.appendErrorInfo(INVALID_TREE_PATH_LABEL, true);
return false;
}
final DefaultMutableTreeNode projectRootNode;
final ProjectRoot projectRoot;
try {
projectRootNode = (DefaultMutableTreeNode) treePath.getPathComponent(1);
projectRoot = (ProjectRoot) projectRootNode.getUserObject();
} catch (ClassCastException exception) {
// should never happened, because isValidTreePath() method ensures this; testing & debuging
// purposes
LOG.error("Project root not found.");
syncDialog.appendErrorInfo(PROJECT_ROOT_NOT_FOUND_LABEL, true);
return false;
}
final File projectRootFile =
new File(
projectRoot.getProjectLocation(),
projectRoot.getDisplayName() + ProjectService.PROJECT_FILE_EXTENSION);
if (projectRootFile.exists()
&& overwriteProjectItems
&&
/* overwrite project file only when the project root is set as tree path (constructor argument) */
treePath.equals(
ModelerSession.getProjectService().getProjectPath(projectRoot.getDisplayName()))) {
final SaveProjectResult result =
ModelerSession.getProjectControlService()
.saveProject(treePath); // overwrite the project file
if (!SaveProjectResult.SUCCESS.equals(result)) {
LOG.error("Not possible to save project file");
syncDialog.appendErrorInfo(IMPOSSIBLE_TO_SAVE_PROJECT_FILE_LABEL, true);
return false;
}
} else if (!projectRootFile.exists() && addProjectItems) {
final SaveProjectResult result =
ModelerSession.getProjectControlService()
.saveProject(treePath); // create the project file
if (!SaveProjectResult.SUCCESS.equals(result)) {
LOG.error("Not possible to save project file");
syncDialog.appendErrorInfo(IMPOSSIBLE_TO_SAVE_PROJECT_FILE_LABEL, true);
return false;
}
} else if (!projectRootFile.exists()) {
LOG.error(
"Project file not found and synchronization is not allowed to add items to the file system.");
syncDialog.appendErrorInfo(MISSING_PROJECT_FILE_LABEL, true);
return false;
}
final File path =
syncPathToTreeRootToFS(new File(projectRootFile.getParent()), treePath, addProjectItems);
if (path == null) {
syncDialog.appendErrorInfo(SYNC_SUBTREE_BUILD_ERROR_LABEL, true);
return false;
}
/* This is kind of hack to show, that there is no need to continue,
there are still differences between FS and PN, but the method is not allowed to create FS items. */
return path.getAbsolutePath().equals("")
|| syncSubtreeToFS(
path, treePath, addProjectItems, overwriteProjectItems, deleteProjectItems);
}
