public java.io.File file ( java.lang.String key ) { java.io.File f = VAR_1 . METHOD_1 ( key ) ; if ( f . METHOD_2 ( ) ) return f ; return null ; } 

public java.io.File file ( java.lang.String key ) { java.io.File f = VAR_1 . METHOD_1 ( key ) ; if ( ( f != null ) && ( f . METHOD_2 ( ) ) ) return f ; return null ; } 
