Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 241 insertions, 0 deletions

diff --git a/javaunohelper/source/javaunohelper.cxx b/javaunohelper/source/javaunohelper.cxx
new file mode 100644
index 000000000..8db57c5b7
--- /dev/null
+++ b/javaunohelper/source/javaunohelper.cxx
@@ -0,0 +1,241 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <osl/module.hxx>
+
+#include <uno/environment.hxx>
+#include <uno/lbnames.h>
+#include <uno/mapping.hxx>
+
+#include <cppuhelper/factory.hxx>
+
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/registry/XRegistryKey.hpp>
+
+#if defined __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunknown-attributes"
+#endif
+#include <jni.h>
+#if defined __clang__
+#pragma clang diagnostic pop
+#endif
+
+#include <jvmaccess/unovirtualmachine.hxx>
+
+#include "juhx-export-functions.hxx"
+#include "vm.hxx"
+
+#ifdef DISABLE_DYNLOADING
+#include <osl/thread.h>
+#endif
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+
+/*
+ * Class:     com_sun_star_comp_helper_SharedLibraryLoader
+ * Method:    component_writeInfo
+ * Signature: (Ljava/lang/String;Lcom/sun/star/lang/XMultiServiceFactory;Lcom/sun/star/registry/XRegistryKey;)Z
+ */
+jboolean Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1writeInfo(
+    JNIEnv * pJEnv, SAL_UNUSED_PARAMETER jclass, jstring jLibName, jobject jSMgr,
+    jobject jRegKey, jobject loader )
+{
+    bool bRet = false;
+
+    const jchar* pJLibName = pJEnv->GetStringChars(jLibName, nullptr);
+    OUString aLibName(reinterpret_cast<sal_Unicode const *>(pJLibName));
+    pJEnv->ReleaseStringChars(jLibName, pJLibName);
+
+#ifdef DISABLE_DYNLOADING
+    (void) jSMgr;
+    (void) jRegKey;
+    (void) loader;
+
+    fprintf(stderr, "Hmm, %s called for %s\n", __PRETTY_FUNCTION__, OUStringToOString(aLibName, osl_getThreadTextEncoding()).getStr());
+#else
+    osl::Module lib(aLibName, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL);
+    if (lib.is())
+    {
+        // ========================= LATEST VERSION =========================
+        oslGenericFunction pSym = lib.getFunctionSymbol(COMPONENT_GETENV);
+        if (pSym)
+        {
+            Environment java_env, loader_env;
+
+            const char * pEnvTypeName = nullptr;
+            (*reinterpret_cast<component_getImplementationEnvironmentFunc>(pSym))(
+                &pEnvTypeName, reinterpret_cast<uno_Environment **>(&loader_env) );
+            if (! loader_env.is())
+            {
+                OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
+                uno_getEnvironment( reinterpret_cast<uno_Environment **>(&loader_env), aEnvTypeName.pData, nullptr );
+            }
+
+            // create vm access
+            ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access(
+                ::javaunohelper::create_vm_access( pJEnv, loader ) );
+            OUString java_env_name = UNO_LB_JAVA;
+            uno_getEnvironment(
+                reinterpret_cast<uno_Environment **>(&java_env), java_env_name.pData, vm_access.get() );
+
+            pSym = lib.getFunctionSymbol(COMPONENT_WRITEINFO);
+            if (pSym)
+            {
+                if (loader_env.is() && java_env.is())
+                {
+                    Mapping java2dest(java_env.get(), loader_env.get());
+
+                    if ( java2dest.is() )
+                    {
+                        void * pSMgr =
+                            java2dest.mapInterface(
+                                jSMgr, cppu::UnoType<lang::XMultiServiceFactory>::get());
+                        void * pKey =
+                            java2dest.mapInterface(
+                                jRegKey, cppu::UnoType<registry::XRegistryKey>::get());
+
+                        uno_ExtEnvironment * env = loader_env.get()->pExtEnv;
+                        if (pKey)
+                        {
+                            bRet = (*reinterpret_cast<component_writeInfoFunc>(pSym))( pSMgr, pKey );
+
+                            if (env)
+                                (*env->releaseInterface)( env, pKey );
+                        }
+
+                        if (pSMgr && env)
+                            (*env->releaseInterface)( env, pSMgr );
+                    }
+                }
+            }
+        }
+        lib.release();
+    }
+#endif
+    return bRet;
+}
+
+/*
+ * Class:     com_sun_star_comp_helper_SharedLibraryLoader
+ * Method:    component_getFactory
+ * Signature: (Ljava/lang/String;Ljava/lang/String;Lcom/sun/star/lang/XMultiServiceFactory;Lcom/sun/star/registry/XRegistryKey;)Ljava/lang/Object;
+ */
+jobject Java_com_sun_star_comp_helper_SharedLibraryLoader_component_1getFactory(
+    JNIEnv * pJEnv, SAL_UNUSED_PARAMETER jclass, jstring jLibName, jstring jImplName,
+    jobject jSMgr, jobject jRegKey, jobject loader )
+{
+    const jchar* pJLibName = pJEnv->GetStringChars(jLibName, nullptr);
+    OUString aLibName(reinterpret_cast<sal_Unicode const *>(pJLibName));
+    pJEnv->ReleaseStringChars(jLibName, pJLibName);
+
+#ifdef DISABLE_DYNLOADING
+    (void) jImplName;
+    (void) jSMgr;
+    (void) jRegKey;
+    (void) loader;
+
+    fprintf(stderr, "Hmm, %s called for %s\n", __PRETTY_FUNCTION__, OUStringToOString(aLibName, osl_getThreadTextEncoding()).getStr());
+#endif
+
+    aLibName += SAL_DLLEXTENSION;
+
+    jobject joSLL_cpp = nullptr;
+
+#ifndef DISABLE_DYNLOADING
+    osl::Module lib(aLibName, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL);
+    if (lib.is())
+    {
+        // ========================= LATEST VERSION =========================
+        oslGenericFunction pSym = lib.getFunctionSymbol(COMPONENT_GETENV);
+        if (pSym)
+        {
+            Environment java_env, loader_env;
+
+            const char * pEnvTypeName = nullptr;
+            (*reinterpret_cast<component_getImplementationEnvironmentFunc>(pSym))(
+                &pEnvTypeName, reinterpret_cast<uno_Environment **>(&loader_env) );
+
+            if (! loader_env.is())
+            {
+                OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
+                uno_getEnvironment( reinterpret_cast<uno_Environment **>(&loader_env), aEnvTypeName.pData, nullptr );
+            }
+
+            // create vm access
+            ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access(
+                ::javaunohelper::create_vm_access( pJEnv, loader ) );
+            OUString java_env_name = UNO_LB_JAVA;
+            uno_getEnvironment(
+                reinterpret_cast<uno_Environment **>(&java_env), java_env_name.pData, vm_access.get() );
+
+            pSym = lib.getFunctionSymbol(COMPONENT_GETFACTORY);
+            if (pSym)
+            {
+                if (loader_env.is() && java_env.is())
+                {
+                    Mapping java2dest( java_env.get(), loader_env.get() );
+                    Mapping dest2java( loader_env.get(), java_env.get() );
+
+                    if (dest2java.is() && java2dest.is())
+                    {
+                        void * pSMgr =
+                            java2dest.mapInterface(
+                                jSMgr, cppu::UnoType<lang::XMultiServiceFactory>::get());
+                        void * pKey =
+                            java2dest.mapInterface(
+                                jRegKey, cppu::UnoType<registry::XRegistryKey>::get());
+
+                        const char* pImplName = pJEnv->GetStringUTFChars( jImplName, nullptr );
+
+                        void * pSSF = (*reinterpret_cast<component_getFactoryFunc>(pSym))(
+                            pImplName, pSMgr, pKey );
+
+                        pJEnv->ReleaseStringUTFChars( jImplName, pImplName );
+
+                        uno_ExtEnvironment * env = loader_env.get()->pExtEnv;
+
+                        if (pKey && env)
+                            (*env->releaseInterface)( env, pKey );
+                        if (pSMgr && env)
+                            (*env->releaseInterface)( env, pSMgr );
+
+                        if (pSSF)
+                        {
+                            jobject jglobal = static_cast<jobject>(dest2java.mapInterface(
+                                pSSF, cppu::UnoType<XInterface>::get()));
+                            joSLL_cpp = pJEnv->NewLocalRef( jglobal );
+                            pJEnv->DeleteGlobalRef( jglobal );
+                            if (env)
+                                (*env->releaseInterface)( env, pSSF );
+                        }
+                    }
+                }
+            }
+        }
+        lib.release();
+    }
+#endif
+    return joSLL_cpp;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */