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Diffstat (limited to 'javaunohelper/source/bootstrap.cxx')
| -rw-r--r-- | javaunohelper/source/bootstrap.cxx | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/javaunohelper/source/bootstrap.cxx b/javaunohelper/source/bootstrap.cxx new file mode 100644 index 000000000000..43c7818fa4e3 --- /dev/null +++ b/javaunohelper/source/bootstrap.cxx @@ -0,0 +1,189 @@ +/************************************************************************* + * + * 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 "osl/diagnose.h" + +#include "rtl/alloc.h" +#include "rtl/bootstrap.hxx" +#include "rtl/string.hxx" + +#include "uno/mapping.hxx" +#include "uno/environment.hxx" + +#include "cppuhelper/bootstrap.hxx" + +#include "com/sun/star/lang/XComponent.hpp" +#include "com/sun/star/lang/XSingleComponentFactory.hpp" + +#include "jni.h" +#include "jvmaccess/virtualmachine.hxx" +#include "jvmaccess/unovirtualmachine.hxx" + +#include "vm.hxx" + +#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) ) + + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using ::rtl::OString; +using ::rtl::OUString; + +namespace javaunohelper +{ + +inline ::rtl::OUString jstring_to_oustring( jstring jstr, JNIEnv * jni_env ) +{ + OSL_ASSERT( sizeof (sal_Unicode) == sizeof (jchar) ); + jsize len = jni_env->GetStringLength( jstr ); + rtl_uString * ustr = + (rtl_uString *)rtl_allocateMemory( sizeof (rtl_uString) + (len * sizeof (sal_Unicode)) ); + jni_env->GetStringRegion( jstr, 0, len, ustr->buffer ); + OSL_ASSERT( JNI_FALSE == jni_env->ExceptionCheck() ); + ustr->refCount = 1; + ustr->length = len; + ustr->buffer[ len ] = '\0'; + return ::rtl::OUString( ustr, SAL_NO_ACQUIRE ); +} + +} + +//================================================================================================== +extern "C" JNIEXPORT jobject JNICALL Java_com_sun_star_comp_helper_Bootstrap_cppuhelper_1bootstrap( + JNIEnv * jni_env, jclass, jstring juno_rc, jobjectArray jpairs, + jobject loader ) +{ + try + { + if (0 != jpairs) + { + jsize nPos = 0, len = jni_env->GetArrayLength( jpairs ); + while (nPos < len) + { + // name + jstring jstr = (jstring)jni_env->GetObjectArrayElement( jpairs, nPos ); + if (JNI_FALSE != jni_env->ExceptionCheck()) + { + jni_env->ExceptionClear(); + throw RuntimeException( + OUSTR("index out of bounds?!"), Reference< XInterface >() ); + } + if (0 != jstr) + { + OUString name( ::javaunohelper::jstring_to_oustring( jstr, jni_env ) ); + // value + jstr = (jstring)jni_env->GetObjectArrayElement( jpairs, nPos +1 ); + if (JNI_FALSE != jni_env->ExceptionCheck()) + { + jni_env->ExceptionClear(); + throw RuntimeException( + OUSTR("index out of bounds?!"), Reference< XInterface >() ); + } + if (0 != jstr) + { + OUString value( ::javaunohelper::jstring_to_oustring( jstr, jni_env ) ); + + // set bootstrap parameter + ::rtl::Bootstrap::set( name, value ); + } + } + nPos += 2; + } + } + + // bootstrap uno + Reference< XComponentContext > xContext; + if (0 == juno_rc) + { + xContext = ::cppu::defaultBootstrap_InitialComponentContext(); + } + else + { + OUString uno_rc( ::javaunohelper::jstring_to_oustring( juno_rc, jni_env ) ); + xContext = ::cppu::defaultBootstrap_InitialComponentContext( uno_rc ); + } + + // create vm access + ::rtl::Reference< ::jvmaccess::UnoVirtualMachine > vm_access( + ::javaunohelper::create_vm_access( jni_env, loader ) ); + // wrap vm singleton entry + xContext = ::javaunohelper::install_vm_singleton( xContext, vm_access ); + + // get uno envs + OUString cpp_env_name = OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME); + OUString java_env_name = OUSTR(UNO_LB_JAVA); + Environment java_env, cpp_env; + uno_getEnvironment((uno_Environment **)&cpp_env, cpp_env_name.pData, NULL); + uno_getEnvironment( (uno_Environment **)&java_env, java_env_name.pData, vm_access.get() ); + + // map to java + Mapping mapping( cpp_env.get(), java_env.get() ); + if (! mapping.is()) + { + Reference< lang::XComponent > xComp( xContext, UNO_QUERY ); + if (xComp.is()) + xComp->dispose(); + throw RuntimeException( + OUSTR("cannot get mapping C++ <-> Java!"), + Reference< XInterface >() ); + } + + jobject jret = (jobject)mapping.mapInterface( xContext.get(), ::getCppuType( &xContext ) ); + jobject jlocal = jni_env->NewLocalRef( jret ); + jni_env->DeleteGlobalRef( jret ); + + return jlocal; + } + catch (RuntimeException & exc) + { + jclass c = jni_env->FindClass( "com/sun/star/uno/RuntimeException" ); + if (0 != c) + { + OString cstr( ::rtl::OUStringToOString( + exc.Message, RTL_TEXTENCODING_JAVA_UTF8 ) ); + OSL_TRACE( __FILE__": forwarding RuntimeException: %s", cstr.getStr() ); + jni_env->ThrowNew( c, cstr.getStr() ); + } + } + catch (Exception & exc) + { + jclass c = jni_env->FindClass( "com/sun/star/uno/Exception" ); + if (0 != c) + { + OString cstr( ::rtl::OUStringToOString( + exc.Message, RTL_TEXTENCODING_JAVA_UTF8 ) ); + OSL_TRACE( __FILE__": forwarding Exception: %s", cstr.getStr() ); + jni_env->ThrowNew( c, cstr.getStr() ); + } + } + + return 0; +} + |