StringBuffer sql = new StringBuffer( ConstTypes.SOME_TYPE ) ; sql .append( " WHERE " ) .append( ConstAttrs.SOME_ATTR1 ) .append( " = '" ) .append( someValue1 ) .append( "' AND" ) .append( ConstAttrs.SOME_ATTR2 ) .append( " = '" ) .append( someValue2 ) .append( "' AND " ) ;