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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_javaunohelper.hxx"
26 
27 #include <osl/diagnose.h>
28 #include <osl/module.h>
29 
30 #include <uno/environment.hxx>
31 #include <uno/mapping.hxx>
32 
33 #include <cppuhelper/factory.hxx>
34 #include <cppuhelper/servicefactory.hxx>
35 #include <cppuhelper/component_context.hxx>
36 
37 #include <com/sun/star/beans/XPropertySet.hpp>
38 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
39 #include <com/sun/star/lang/XServiceInfo.hpp>
40 #include <com/sun/star/registry/XRegistryKey.hpp>
41 
42 #include "jni.h"
43 #include "jvmaccess/virtualmachine.hxx"
44 #include "jvmaccess/unovirtualmachine.hxx"
45 
46 #include "vm.hxx"
47 
48 #define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
49 
50 
51 using namespace ::com::sun::star;
52 using namespace ::com::sun::star::uno;
53 using ::rtl::OString;
54 using ::rtl::OUString;
55 
56 /*
57  * Class:     com_sun_star_comp_helper_SharedLibraryLoader
58  * Method:    component_writeInfo
59  * Signature: (Ljava/lang/String;Lcom/sun/star/lang/XMultiServiceFactory;Lcom/sun/star/registry/XRegistryKey;)Z
60  */
61 extern "C" JNIEXPORT jboolean JNICALL
Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1writeInfo(JNIEnv * pJEnv,jclass,jstring jLibName,jobject jSMgr,jobject jRegKey,jobject loader)62 Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1writeInfo(
63     JNIEnv * pJEnv, jclass, jstring jLibName, jobject jSMgr,
64     jobject jRegKey, jobject loader )
65 {
66 	sal_Bool bRet = sal_False;
67 
68 	const jchar* pJLibName = pJEnv->GetStringChars( jLibName, NULL );
69 	OUString aLibName( pJLibName );
70 	pJEnv->ReleaseStringChars( jLibName, pJLibName);
71 
72 	oslModule lib = osl_loadModule( aLibName.pData, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL );
73 	if (lib)
74 	{
75 		// ========================= LATEST VERSION =========================
76 		OUString aGetEnvName( RTL_CONSTASCII_USTRINGPARAM(COMPONENT_GETENV) );
77 		oslGenericFunction pSym =
78             osl_getFunctionSymbol( lib, aGetEnvName.pData );
79 		if (pSym)
80 		{
81 			Environment java_env, loader_env;
82 
83 			const sal_Char * pEnvTypeName = 0;
84 			(*((component_getImplementationEnvironmentFunc)pSym))(
85                 &pEnvTypeName, (uno_Environment **)&loader_env );
86 			if (! loader_env.is())
87             {
88                 OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
89 				uno_getEnvironment( (uno_Environment **)&loader_env, aEnvTypeName.pData, 0 );
90             }
91 
92             // create vm access
93             ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access(
94                 ::javaunohelper::create_vm_access( pJEnv, loader ) );
95             OUString java_env_name = OUSTR(UNO_LB_JAVA);
96             uno_getEnvironment(
97                 (uno_Environment **)&java_env, java_env_name.pData, vm_access.get() );
98 
99 			OUString aWriteInfoName( RTL_CONSTASCII_USTRINGPARAM(COMPONENT_WRITEINFO) );
100             pSym = osl_getFunctionSymbol( lib, aWriteInfoName.pData );
101 			if (pSym)
102 			{
103 				if (loader_env.is() && java_env.is())
104 				{
105 					Mapping java2dest(java_env.get(), loader_env.get());
106 
107 					if ( java2dest.is() )
108 					{
109 						void * pSMgr =
110                             java2dest.mapInterface(
111                                 jSMgr, getCppuType((Reference< lang::XMultiServiceFactory > *) 0) );
112 						void * pKey =
113                             java2dest.mapInterface(
114                                 jRegKey, getCppuType((Reference< registry::XRegistryKey > *) 0) );
115 
116                         uno_ExtEnvironment * env = loader_env.get()->pExtEnv;
117 						if (pKey)
118 						{
119 							bRet = (*((component_writeInfoFunc)pSym))( pSMgr, pKey );
120 
121 							if (env)
122                                 (*env->releaseInterface)( env, pKey );
123 						}
124 
125 						if (pSMgr && env)
126 							(*env->releaseInterface)( env, pSMgr );
127 					}
128 				}
129 			}
130 		}
131 	}
132 
133 	return bRet == sal_False? JNI_FALSE : JNI_TRUE;
134 }
135 
136 /*
137  * Class:     com_sun_star_comp_helper_SharedLibraryLoader
138  * Method:    component_getFactory
139  * Signature: (Ljava/lang/String;Ljava/lang/String;Lcom/sun/star/lang/XMultiServiceFactory;Lcom/sun/star/registry/XRegistryKey;)Ljava/lang/Object;
140  */
141 extern "C" JNIEXPORT jobject JNICALL
Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory(JNIEnv * pJEnv,jclass,jstring jLibName,jstring jImplName,jobject jSMgr,jobject jRegKey,jobject loader)142 Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory(
143     JNIEnv * pJEnv, jclass, jstring jLibName, jstring jImplName,
144     jobject jSMgr, jobject jRegKey, jobject loader )
145 {
146 	const jchar* pJLibName = pJEnv->GetStringChars(jLibName, NULL);
147 	OUString aLibName( pJLibName );
148 	pJEnv->ReleaseStringChars( jLibName, pJLibName);
149 
150     aLibName += OUString( RTL_CONSTASCII_USTRINGPARAM(SAL_DLLEXTENSION) );
151 
152 	jobject joSLL_cpp = 0;
153 
154 	oslModule lib = osl_loadModule( aLibName.pData, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL );
155 	if (lib)
156 	{
157 		// ========================= LATEST VERSION =========================
158 		OUString aGetEnvName( RTL_CONSTASCII_USTRINGPARAM(COMPONENT_GETENV) );
159 		oslGenericFunction pSym =
160             osl_getFunctionSymbol( lib, aGetEnvName.pData );
161 		if (pSym)
162 		{
163 			Environment java_env, loader_env;
164 
165 			const sal_Char * pEnvTypeName = 0;
166 			(*((component_getImplementationEnvironmentFunc)pSym))(
167                 &pEnvTypeName, (uno_Environment **)&loader_env );
168 
169             if (! loader_env.is())
170             {
171                 OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
172 				uno_getEnvironment( (uno_Environment **)&loader_env, aEnvTypeName.pData, 0 );
173             }
174 
175             // create vm access
176             ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access(
177                 ::javaunohelper::create_vm_access( pJEnv, loader ) );
178             OUString java_env_name = OUSTR(UNO_LB_JAVA);
179             uno_getEnvironment(
180                 (uno_Environment **)&java_env, java_env_name.pData, vm_access.get() );
181 
182 			OUString aGetFactoryName( RTL_CONSTASCII_USTRINGPARAM(COMPONENT_GETFACTORY) );
183             pSym = osl_getFunctionSymbol( lib, aGetFactoryName.pData );
184 			if (pSym)
185 			{
186 				if (loader_env.is() && java_env.is())
187 				{
188 					Mapping java2dest( java_env.get(), loader_env.get() );
189 					Mapping dest2java( loader_env.get(), java_env.get() );
190 
191 					if (dest2java.is() && java2dest.is())
192 					{
193 						void * pSMgr =
194                             java2dest.mapInterface(
195                                 jSMgr, ::getCppuType((Reference< lang::XMultiServiceFactory > *) 0) );
196 						void * pKey =
197                             java2dest.mapInterface(
198                                 jRegKey, ::getCppuType((Reference< registry::XRegistryKey > *) 0) );
199 
200 						const char* pImplName = pJEnv->GetStringUTFChars( jImplName, NULL );
201 
202 						void * pSSF = (*((component_getFactoryFunc)pSym))(
203                             pImplName, pSMgr, pKey );
204 
205 						pJEnv->ReleaseStringUTFChars( jImplName, pImplName );
206 
207                         uno_ExtEnvironment * env = loader_env.get()->pExtEnv;
208 
209 						if (pKey && env)
210 							(*env->releaseInterface)( env, pKey );
211 						if (pSMgr && env)
212 							(*env->releaseInterface)( env, pSMgr );
213 
214 						if (pSSF)
215 						{
216                             jobject jglobal = (jobject) dest2java.mapInterface(
217                                 pSSF, getCppuType((Reference< XInterface > *) 0) );
218 							joSLL_cpp = pJEnv->NewLocalRef( jglobal );
219                             pJEnv->DeleteGlobalRef( jglobal );
220 							if (env)
221                                 (*env->releaseInterface)( env, pSSF );
222 						}
223 					}
224 				}
225 			}
226 		}
227 	}
228 
229 	return joSLL_cpp;
230 }
231 
232 /*
233  * Class:     com_sun_star_comp_helper_RegistryServiceFactory
234  * Method:    createRegistryServiceFactory
235  * Signature: (Ljava/lang/String;Ljava/lang/String;Z)Ljava/lang/Object;
236  */
237 extern "C" JNIEXPORT jobject JNICALL
Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory(JNIEnv * pJEnv,jclass,jstring jWriteRegFile,jstring jReadRegFile,jboolean jbReadOnly,jobject loader)238 Java_com_sun_star_comp_helper_RegistryServiceFactory_createRegistryServiceFactory(
239     JNIEnv * pJEnv, jclass, jstring jWriteRegFile,
240     jstring jReadRegFile, jboolean jbReadOnly, jobject loader )
241 {
242 	jobject joRegServiceFac = 0;
243 
244     try
245     {
246 		OUString aWriteRegFile;
247 		OUString aReadRegFile;
248 
249 		sal_Bool bReadOnly = jbReadOnly == JNI_FALSE ? sal_False : sal_True;
250 
251 		if (jReadRegFile) {
252 			const jchar* pjReadRegFile = pJEnv->GetStringChars(jReadRegFile, NULL);
253 			aReadRegFile = OUString(pjReadRegFile);
254 			pJEnv->ReleaseStringChars(jReadRegFile, pjReadRegFile);
255 		}
256 
257 		if (jWriteRegFile) {
258 			const jchar * pjWriteRegFile = pJEnv->GetStringChars(jWriteRegFile, NULL);
259 			aWriteRegFile = OUString(pjWriteRegFile);
260 			pJEnv->ReleaseStringChars(jWriteRegFile, pjWriteRegFile);
261 		}
262 
263         // bootstrap
264 		Reference< lang::XMultiServiceFactory > rMSFac;
265 		if (aReadRegFile.getLength() == 0)
266 			rMSFac = ::cppu::createRegistryServiceFactory( aWriteRegFile, bReadOnly);
267 		else
268 			rMSFac = ::cppu::createRegistryServiceFactory(aWriteRegFile, aReadRegFile, bReadOnly);
269 
270         Reference< beans::XPropertySet > xProps(
271             rMSFac, UNO_QUERY_THROW );
272         Reference< XComponentContext > xContext(
273             xProps->getPropertyValue( OUSTR("DefaultContext") ), UNO_QUERY_THROW );
274 
275         // create vm access
276         ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access(
277             ::javaunohelper::create_vm_access( pJEnv, loader ) );
278         // wrap vm singleton entry
279         xContext = ::javaunohelper::install_vm_singleton( xContext, vm_access );
280         rMSFac.set( xContext->getServiceManager(), UNO_QUERY_THROW );
281 
282         // get uno envs
283 	    OUString aCurrentEnv(RTL_CONSTASCII_USTRINGPARAM(CPPU_CURRENT_LANGUAGE_BINDING_NAME));
284         OUString java_env_name = OUSTR(UNO_LB_JAVA);
285         Environment java_env, curr_env;
286 	    uno_getEnvironment((uno_Environment **)&curr_env, aCurrentEnv.pData, NULL);
287         uno_getEnvironment( (uno_Environment **)&java_env, java_env_name.pData, vm_access.get() );
288 
289 		Mapping curr_java(curr_env.get(), java_env.get());
290 		if (! curr_java.is())
291         {
292             throw RuntimeException(
293                 OUSTR("no C++ <-> Java mapping available!"), Reference< XInterface >() );
294         }
295 
296 		jobject joGlobalRegServiceFac =
297             (jobject)curr_java.mapInterface(
298                 rMSFac.get(),
299                 getCppuType((Reference< lang::XMultiServiceFactory > *)0) );
300         joRegServiceFac = pJEnv->NewLocalRef( joGlobalRegServiceFac );
301   		pJEnv->DeleteGlobalRef(joGlobalRegServiceFac);
302     }
303     catch (Exception & exc)
304     {
305         jclass c = pJEnv->FindClass( "com/sun/star/uno/RuntimeException" );
306         if (0 != c)
307         {
308             OString cstr( ::rtl::OUStringToOString(
309                               exc.Message, RTL_TEXTENCODING_JAVA_UTF8 ) );
310             OSL_TRACE( __FILE__": forwarding Exception: %s", cstr.getStr() );
311             pJEnv->ThrowNew( c, cstr.getStr() );
312         }
313         return 0;
314     }
315 
316 	OSL_TRACE("javaunohelper.cxx: object %i", joRegServiceFac);
317 
318     return joRegServiceFac;
319 }
320