Mozilla/mozilla/extensions/java/xpcom/nsJavaXPTCStub.h
pedemont%us.ibm.com ace01ae230 QI, don't case! Not part of default build.
git-svn-id: svn://10.0.0.236/trunk@162399 18797224-902f-48f8-a5cc-f745e15eee43
2004-09-15 19:47:19 +00:00

114 lines
4.3 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Java XPCOM Bindings.
*
* The Initial Developer of the Original Code is
* IBM Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004
* IBM Corporation. All Rights Reserved.
*
* Contributor(s):
* Javier Pedemonte (jhpedemonte@gmail.com)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _nsJavaXPTCStub_h_
#define _nsJavaXPTCStub_h_
#include "xptcall.h"
#include "jni.h"
#include "nsVoidArray.h"
#include "nsIInterfaceInfo.h"
#include "nsCOMPtr.h"
class nsJavaXPTCStub : public nsXPTCStubBase
{
public:
NS_DECL_ISUPPORTS
nsJavaXPTCStub(JNIEnv* aJavaEnv, jobject aJavaObject, nsIInterfaceInfo *aIInfo);
virtual ~nsJavaXPTCStub();
// return a refcounted pointer to the InterfaceInfo for this object
// NOTE: on some platforms this MUST not fail or we crash!
NS_IMETHOD GetInterfaceInfo(nsIInterfaceInfo **aInfo);
// call this method and return result
NS_IMETHOD CallMethod(PRUint16 aMethodIndex,
const nsXPTMethodInfo *aInfo,
nsXPTCMiniVariant *aParams);
private:
// NS_HIDDEN ~JavaStub();
// returns a weak reference to a child supporting the specified interface
// NS_HIDDEN_(JavaStub *) FindStubSupportingIID(const nsID &aIID);
nsJavaXPTCStub * FindStubSupportingIID(const nsID &aIID);
// returns true if this stub supports the specified interface
// NS_HIDDEN_(PRBool) SupportsIID(const nsID &aIID);
PRBool SupportsIID(const nsID &aIID);
nsresult SetupJavaParams(const nsXPTParamInfo &aParamInfo,
const nsXPTMethodInfo* aMethodInfo,
PRUint16 aMethodIndex,
nsXPTCMiniVariant* aDispatchParams,
nsXPTCMiniVariant &aVariant,
jvalue &aJValue, nsACString &aMethodSig);
nsresult GetRetvalSig(const nsXPTParamInfo* aParamInfo,
nsACString &aRetvalSig);
nsresult FinalizeJavaParams(const nsXPTParamInfo &aParamInfo,
const nsXPTMethodInfo* aMethodInfo,
PRUint16 aMethodIndex,
nsXPTCMiniVariant* aDispatchParams,
nsXPTCMiniVariant &aVariant,
jvalue &aJValue);
nsresult SetXPCOMRetval();
JNIEnv* mJavaEnv;
jobject mJavaObject;
nsCOMPtr<nsIInterfaceInfo> mIInfo;
nsVoidArray mChildren; // weak references (cleared by the children)
nsJavaXPTCStub *mMaster; // strong reference
};
inline void* SetAsXPTCStub(nsJavaXPTCStub* ptr)
{ NS_PRECONDITION(ptr, "null pointer");
return (void*) (((unsigned long) ptr) | 0x1); }
inline PRBool IsXPTCStub(void* ptr)
{ NS_PRECONDITION(ptr, "null pointer");
return ((unsigned long) ptr) & 0x1; }
inline nsJavaXPTCStub* GetXPTCStubAddr(void* ptr)
{ NS_PRECONDITION(ptr, "null pointer");
return (nsJavaXPTCStub*) (((unsigned long) ptr) & ~0x1); }
#endif // _nsJavaXPTCStub_h_