private static ASTNode[] convertToNodeArray(Collection statements){ return (ASTNode[]) statements.toArray(new ASTNode[statements.size()]);
private static ASTNode[] convertToNodeArray(Collection nodes){ return (ASTNode[]) nodes.toArray(new ASTNode[nodes.size()]);
	private static ASTNode[] convertToNodeArray(Collection statements){		return (ASTNode[]) statements.toArray(new ASTNode[statements.size()]);	}