/*  * Copyright (c) 2000 by Matt Welsh and The Regents of the University of  * California. All rights reserved. * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose, without fee, and without written agreement is * hereby granted, provided that the above copyright notice and the following * two paragraphs appear in all copies of this software. *  * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *  * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * * Author: Matt Welsh <mdw@cs.berkeley.edu> *  */static jclass _mdw_exceptions_exc_class;static char * _mdw_exceptions_msg;#define THROW_EXCEPTION(ENV, EXCEPTION_TYPE, MESSAGE) \  _mdw_exceptions_msg = MESSAGE; /* Force evaluation */ \  _mdw_exceptions_exc_class = (*ENV)->FindClass(ENV, EXCEPTION_TYPE); \  if (_mdw_exceptions_exc_class != NULL) (*ENV)->ThrowNew(ENV, _mdw_exceptions_exc_class, MESSAGE);    #define EXC_IF_NOTOK_VOIDRET(EXPR, ENV, EXCEPTION_TYPE, MESSAGE) { \  if (!(EXPR)) { THROW_EXCEPTION(ENV, EXCEPTION_TYPE, MESSAGE); return; } \} #define EXC_IF_NOTOK(EXPR, ENV, EXCEPTION_TYPE, MESSAGE, RETVAL) { \  if (!(EXPR)) { THROW_EXCEPTION(ENV, EXCEPTION_TYPE, MESSAGE); return RETVAL; } \}