public AssetRefreshWorker(MatrixTreeNode node, boolean throwVisibleError) { this.node              = node; this.assetids          = new String[] { node.getAsset().getId() };
public AssetRefreshWorker(boolean throwVisibleError) { assetids = AssetManager.getAllRefreshableAssetids();
	public AssetRefreshWorker(MatrixTreeNode node, boolean throwVisibleError) {		this.node              = node;		this.assetids          = new String[] { node.getAsset().getId() };		this.throwVisibleError = throwVisibleError;	}