public static TreeFilter create(TreeFilter a, TreeFilter b) {if (a == ALL || b == ALL)return ALL;return new Binary(a, b);}

public static TreeFilter create ( TreeFilter a , TreeFilter b ) { if ( a == ALL || b == ALL ) return ALL ; return new Binary ( a , b ) ; }
public static TreeFilter Create(TreeFilter a, TreeFilter b){if (a == ALL || b == ALL){return ALL;}return new OrTreeFilter.Binary(a, b);}
