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Diffstat (limited to 'javaunohelper/source/preload.cxx')
| -rw-r--r-- | javaunohelper/source/preload.cxx | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/javaunohelper/source/preload.cxx b/javaunohelper/source/preload.cxx new file mode 100644 index 000000000000..847597d0eea2 --- /dev/null +++ b/javaunohelper/source/preload.cxx @@ -0,0 +1,158 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_javaunohelper.hxx" + +#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, jobject ); +typedef jobject (JNICALL * fptr_getFactory)( + JNIEnv *, jclass, jstring, jstring, jobject, jobject, jobject ); +typedef jobject (JNICALL * fptr_createRegistryServiceFactory)( + JNIEnv *, jclass, jstring, jstring, jboolean, jobject ); +typedef jobject (JNICALL * fptr_bootstrap)( + JNIEnv *_env, jclass, jstring, jobjectArray, jobject ); + +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; + +extern "C" { static void SAL_CALL thisModule() {} } + +//-------------------------------------------------------------------------------------------------- +static bool inited_juhx( JNIEnv * jni_env ) +{ + if (s_inited) + return true; + OUString lib_name = OUSTR(SAL_DLLPREFIX "juhx" SAL_DLLEXTENSION); + oslModule hModule = + osl_loadModuleRelative( &thisModule, 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_getFunctionSymbol( + hModule, symbol.pData ); + symbol = + OUSTR("Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory"); + s_getFactory = (fptr_getFactory)osl_getFunctionSymbol( + hModule, symbol.pData ); + symbol = + OUSTR("Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory"); + s_createRegistryServiceFactory = + (fptr_createRegistryServiceFactory)osl_getFunctionSymbol( + hModule, symbol.pData ); + symbol = + OUSTR("Java_com_sun_star_comp_helper_Bootstrap_cppuhelper_1bootstrap"); + s_bootstrap = + (fptr_bootstrap)osl_getFunctionSymbol( 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, jobject loader ) +{ + if (inited_juhx( pJEnv )) + return (*s_writeInfo)( + pJEnv, jClass, jLibName, jSMgr, jRegKey, loader ); + 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, jobject loader ) +{ + if (inited_juhx( pJEnv )) + return (*s_getFactory)( + pJEnv, jClass, jLibName, jImplName, jSMgr, jRegKey, loader ); + return 0; +} +//================================================================================================== +JNIEXPORT jobject JNICALL +Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory( + JNIEnv * pJEnv, jclass jClass, jstring jWriteRegFile, + jstring jReadRegFile, jboolean jbReadOnly, jobject loader ) +{ + if (inited_juhx( pJEnv )) + { + return (*s_createRegistryServiceFactory)( + pJEnv, jClass, jWriteRegFile, jReadRegFile, jbReadOnly, loader ); + } + return 0; +} +//================================================================================================== +JNIEXPORT jobject JNICALL +Java_com_sun_star_comp_helper_Bootstrap_cppuhelper_1bootstrap( + JNIEnv * jni_env, jclass jClass, jstring juno_rc, jobjectArray jpairs, + jobject loader ) +{ + if (inited_juhx( jni_env )) + return (*s_bootstrap)( jni_env, jClass, juno_rc, jpairs, loader ); + return 0; +} +} |