{--
JVM-Bridge -- bridge from FP languages and others to the Java VM
Copyright (C) 2001 Ashley Yakeley <ashley@semantic.org>

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--}

module Foreign.JavaVM.Raw.VM where
	{
	import Foreign.JavaVM.Raw.Env;
	import Foreign.JavaVM.Raw.Types;
	import Foreign;
	import Data.Nothing;

	newtype JavaVM		= MkJavaVM		(Ptr ());

	badVM :: JavaVM -> Bool;
	badVM (MkJavaVM a) = isNothing a;

	foreign import ccall "JVMBridge.h JVMBridge_GetJavaVM"				rawGetJavaVM			::
		RawEnv -> IO JavaVM;	
	foreign import ccall "JVMBridge.h JVMBridge_AttachCurrentThread"	rawAttachCurrentThread	::
		JavaVM -> IO RawEnv;
	foreign import ccall "JVMBridge.h JVMBridge_DetachCurrentThread"	rawDetachCurrentThread	::
		JavaVM -> IO ();
	foreign import ccall "JVMBridge.h JVMBridge_DeleteGlobalRefGC"		rawDeleteGlobalRefGC	::
		JavaVM -> RawGlobalRef -> IO ();
	}