private void processFolderChange()

in src/org/jetbrains/tfsIntegration/core/tfs/operations/ApplyGetOperations.java [378:435]
45 lines of code
26 McCabe index (conditional complexity)

  private void processFolderChange(final GetOperation operation) throws TfsException {
    File source = VersionControlPath.getFile(operation.getSlocal());
    File target = VersionControlPath.getFile(operation.getTlocal());
    final ChangeTypeMask change = new ChangeTypeMask(operation.getChg());

    if (source.equals(target) &&
        operation.getLver() == operation.getSver() &&
        (change.containsOnly(ChangeType_type0.Rename) || (myDownloadMode != DownloadMode.FORCE && myDownloadMode != DownloadMode.MERGE))) {
      // rename + source=target means rename of parent folder
      // not an explicit change, nothing to do
      updateLocalVersion(operation);
      return;
    }

    // redundand check source.equals(target) for consistency with processFileChange()
    if (!source.equals(target) && source.isFile() && !source.canWrite() && !deleteFile(source)) {
      return;
    }

    if (target.isFile() && !target.canWrite() && !deleteFile(target)) {
      return;
    }

    if (target.isFile() && target.canWrite() && (!canOverrideLocalConflictingItem(operation, false) || !deleteFile(target))) {
      return;
    }

    if (!createFolder(target.getParentFile())) {
      return;
    }

    if (!target.exists()) {
      if (source.isDirectory()) {
        // source exists, target is not
        if (rename(source, target)) {
          addToGroup(FileGroup.UPDATED_ID, target, operation);
          updateLocalVersion(operation);
        }
      }
      else {
        // source & target not exist
        // don't create folder if undoing locally missing scheduled for addition folder
        if (!change.contains(ChangeType_type0.Add) || !source.equals(target) || operation.getLver() != operation.getSver()) {
          if (createFolder(target)) {
            addToGroup(FileGroup.CREATED_ID, target, operation);
            updateLocalVersion(operation);
          }
        }
      }
    }
    else {
      // target exists
      if (!source.equals(target)) {
        deleteFile(source);
      }
      updateLocalVersion(operation);
    }
  }