\r
@SuppressWarnings("unchecked")\r
public RT text(String txt) {\r
- forward.append(txt);\r
+ if(txt!=null) {\r
+ forward.append(txt);\r
+ }\r
return (RT)this;\r
}\r
\r
for (int i=0;i<tabs;++i) {\r
forward.append(" ");\r
}\r
- forward.append(txt);\r
- if (pretty)forward.println();\r
+ if(txt!=null) {\r
+ forward.append(txt);\r
+ }\r
+ if (pretty) {\r
+ forward.println();\r
+ }\r
return (RT)this;\r
}\r
\r