question: public QueryBuilder where ( String sqlCondition , String ... args ) { if ( sqlCondition != null && ! sqlCondition . isEmpty ( ) ) { mCondition += " and (" + sqlCondition + ")" ; mArgs = args == null ? mArgs : ObjectArrays . concat ( mArgs , args , String . class ) ; } return this ; }
target:  Adds a SQL condition to the WHERE clause (joined using AND). 