office-gobmx/javaunohelper/source/preload.cxx
2003-03-26 11:25:38 +00:00

180 lines
6.8 KiB
C++

/*************************************************************************
*
* $RCSfile: preload.cxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: hr $ $Date: 2003-03-26 12:23:48 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source 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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include "jni.h"
#include "rtl/ustring.hxx"
#include "osl/module.h"
#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
#if ! defined SAL_DLLPREFIX
#define SAL_DLLPREFIX ""
#endif
using ::rtl::OUString;
extern "C"
{
typedef jboolean (JNICALL * fptr_writeInfo)(
JNIEnv *, jclass, jstring, jobject, jobject );
typedef jobject (JNICALL * fptr_getFactory)(
JNIEnv *, jclass, jstring, jstring, jobject, jobject );
typedef jobject (JNICALL * fptr_createRegistryServiceFactory)(
JNIEnv *, jclass, jstring, jstring, jboolean );
typedef jobject (JNICALL * fptr_bootstrap)(
JNIEnv *_env, jclass, jstring, jobjectArray );
static fptr_writeInfo s_writeInfo;
static fptr_getFactory s_getFactory;
static fptr_createRegistryServiceFactory s_createRegistryServiceFactory;
static fptr_bootstrap s_bootstrap;
static bool s_inited = false;
//--------------------------------------------------------------------------------------------------
static bool inited_juhx( JNIEnv * jni_env )
{
if (s_inited)
return true;
OUString lib_name = OUSTR(SAL_DLLPREFIX "juhx" SAL_DLLEXTENSION);
oslModule hModule =
osl_loadModule( lib_name.pData, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL );
if (0 == hModule)
{
jclass c = jni_env->FindClass( "java/lang/RuntimeException" );
jni_env->ThrowNew(
c, "error loading " SAL_DLLPREFIX "juhx" SAL_DLLEXTENSION "!" );
return false;
}
else
{
OUString symbol =
OUSTR("Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1writeInfo");
s_writeInfo = (fptr_writeInfo)osl_getSymbol( hModule, symbol.pData );
symbol =
OUSTR("Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory");
s_getFactory = (fptr_getFactory)osl_getSymbol( hModule, symbol.pData );
symbol =
OUSTR("Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory");
s_createRegistryServiceFactory =
(fptr_createRegistryServiceFactory)osl_getSymbol( hModule, symbol.pData );
symbol =
OUSTR("Java_com_sun_star_comp_helper_Bootstrap_cppuhelper_1bootstrap");
s_bootstrap =
(fptr_bootstrap)osl_getSymbol( hModule, symbol.pData );
if (0 == s_writeInfo ||
0 == s_getFactory ||
0 == s_createRegistryServiceFactory ||
0 == s_bootstrap)
{
jclass c = jni_env->FindClass( "java/lang/RuntimeException" );
jni_env->ThrowNew(
c, "error resolving symbols of " SAL_DLLPREFIX "juhx" SAL_DLLEXTENSION "!" );
return false;
}
}
s_inited = true;
return true;
}
//==================================================================================================
JNIEXPORT jboolean JNICALL
Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1writeInfo(
JNIEnv * pJEnv, jclass jClass, jstring jLibName, jobject jSMgr, jobject jRegKey )
{
if (inited_juhx( pJEnv ))
return (*s_writeInfo)( pJEnv, jClass, jLibName, jSMgr, jRegKey );
return JNI_FALSE;
}
//==================================================================================================
JNIEXPORT jobject JNICALL
Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory(
JNIEnv * pJEnv, jclass jClass, jstring jLibName, jstring jImplName,
jobject jSMgr, jobject jRegKey )
{
if (inited_juhx( pJEnv ))
return (*s_getFactory)( pJEnv, jClass, jLibName, jImplName, jSMgr, jRegKey );
return 0;
}
//==================================================================================================
JNIEXPORT jobject JNICALL
Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory(
JNIEnv * pJEnv, jclass jClass, jstring jWriteRegFile,
jstring jReadRegFile, jboolean jbReadOnly )
{
if (inited_juhx( pJEnv ))
{
return (*s_createRegistryServiceFactory)(
pJEnv, jClass, jWriteRegFile, jReadRegFile, jbReadOnly );
}
return 0;
}
//==================================================================================================
JNIEXPORT jobject JNICALL
Java_com_sun_star_comp_helper_Bootstrap_cppuhelper_1bootstrap(
JNIEnv * jni_env, jclass jClass, jstring juno_rc, jobjectArray jpairs )
{
if (inited_juhx( jni_env ))
return (*s_bootstrap)( jni_env, jClass, juno_rc, jpairs );
return 0;
}
}