gecko-dev/modules/oji/public/nsIJVMPlugin.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* 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
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*
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* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
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* 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"),
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////////////////////////////////////////////////////////////////////////////////
// NETSCAPE JAVA VM PLUGIN EXTENSIONS
//
// This interface allows a Java virtual machine to be plugged into
// Communicator to implement the APPLET tag and host applets.
//
// Note that this is the C++ interface that the plugin sees. The browser
// uses a specific implementation of this, nsJVMPlugin, found in jvmmgr.h.
////////////////////////////////////////////////////////////////////////////////
#ifndef nsIJVMPlugin_h___
#define nsIJVMPlugin_h___
#include "nsISupports.h"
#include "nsIPrincipal.h"
#include "jni.h"
class nsISecureEnv;
/**
* This MIME type is what should be used to signify a Java VM plugin.
*/
#define NS_JVM_MIME_TYPE "application/x-java-vm" // XXX "application/java" ?
#define NS_IJVMPLUGIN_IID \
{ /* da6f3bc0-a1bc-11d1-85b1-00805f0e4dfe */ \
0xda6f3bc0, \
0xa1bc, \
0x11d1, \
{0x85, 0xb1, 0x00, 0x80, 0x5f, 0x0e, 0x4d, 0xfe} \
}
////////////////////////////////////////////////////////////////////////////////
// Java VM Plugin Interface
// This interface defines additional entry points that a plugin developer needs
// to implement in order to implement a Java virtual machine plugin.
class nsIJVMPlugin : public nsISupports {
public:
// Causes the JVM to append a new directory to its classpath.
// If the JVM doesn't support this operation, an error is returned.
NS_IMETHOD
AddToClassPath(const char* dirPath) = 0;
// Causes the JVM to remove a directory from its classpath.
// If the JVM doesn't support this operation, an error is returned.
NS_IMETHOD
RemoveFromClassPath(const char* dirPath) = 0;
// Returns the current classpath in use by the JVM.
NS_IMETHOD
GetClassPath(const char* *result) = 0;
NS_IMETHOD
#if PR_BYTES_PER_LONG == 8
GetJavaWrapper(JNIEnv* jenv, jlong obj, jobject *jobj) = 0;
#else
GetJavaWrapper(JNIEnv* jenv, jint obj, jobject *jobj) = 0;
#endif
/**
* This creates a new secure communication channel with Java. The second parameter,
* nativeEnv, if non-NULL, will be the actual thread for Java communication.
* Otherwise, a new thread should be created.
* @param proxyEnv the env to be used by all clients on the browser side
* @return outSecureEnv the secure environment used by the proxyEnv
*/
NS_IMETHOD
CreateSecureEnv(JNIEnv* proxyEnv, nsISecureEnv* *outSecureEnv) = 0;
/**
* Gives time to the JVM from the main event loop of the browser. This is
* necessary when there aren't any plugin instances around, but Java threads exist.
*/
NS_IMETHOD
SpendTime(PRUint32 timeMillis) = 0;
NS_IMETHOD
#if PR_BYTES_PER_LONG == 8
UnwrapJavaWrapper(JNIEnv* jenv, jobject jobj, jlong* obj) = 0;
#else
UnwrapJavaWrapper(JNIEnv* jenv, jobject jobj, jint* obj) = 0;
#endif
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IJVMPLUGIN_IID)
};
////////////////////////////////////////////////////////////////////////////////
#endif /* nsIJVMPlugin_h___ */