bridges/source/jni_uno/jni_bridge.h

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: jni_bridge.h,v $
  10  * $Revision: 1.12 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #if ! defined INCLUDED_JNI_BRIDGE_H
  32 #define INCLUDED_JNI_BRIDGE_H
  33
  34 #include "jni_base.h"
  35 #include "jni_info.h"
  36 #include "jni_helper.h"
  37
  38 #include "osl/diagnose.h"
  39 #include "osl/interlck.h"
  40
  41 #include "uno/mapping.h"
  42 #include "uno/dispatcher.h"
  43
  44 #include "com/sun/star/uno/XInterface.hpp"
  45
  46
  47 namespace jni_uno
  48 {
  49
  50 //==== holds environments and mappings =========================================
  51 struct Bridge;
  52 struct Mapping : public uno_Mapping
  53 {
  54     Bridge * m_bridge;
  55 };
  56
  57 //==============================================================================
  58 struct Bridge
  59 {
  60     mutable oslInterlockedCount m_ref;
  61
  62     uno_ExtEnvironment *        m_uno_env;
  63     uno_Environment *           m_java_env;
  64
  65     Mapping                     m_java2uno;
  66     Mapping                     m_uno2java;
  67     bool                        m_registered_java2uno;
  68
  69     JNI_info const *            m_jni_info;
  70
  71     //
  72     ~Bridge() SAL_THROW( () );
  73     explicit Bridge(
  74         uno_Environment * java_env, uno_ExtEnvironment * uno_env,
  75         bool registered_java2uno );
  76
  77     void acquire() const;
  78     void release() const;
  79
  80     // jni_data.cxx
  81     void map_to_uno(
  82         JNI_context const & jni,
  83         void * uno_data, jvalue java_data,
  84         typelib_TypeDescriptionReference * type,
  85         JNI_type_info const * info /* maybe 0 */,
  86         bool assign, bool out_param,
  87         bool special_wrapped_integral_types = false ) const;
  88     void map_to_java(
  89         JNI_context const & jni,
  90         jvalue * java_data, void const * uno_data,
  91         typelib_TypeDescriptionReference * type,
  92         JNI_type_info const * info /* maybe 0 */,
  93         bool in_param, bool out_param,
  94         bool special_wrapped_integral_types = false ) const;
  95
  96     // jni_uno2java.cxx
  97     void handle_uno_exc(
  98         JNI_context const & jni, uno_Any * uno_exc ) const;
  99     void call_java(
 100         jobject javaI,
 101         typelib_InterfaceTypeDescription * iface_td,
 102         sal_Int32 local_member_index, sal_Int32 function_pos_offset,
 103         typelib_TypeDescriptionReference * return_type,
 104         typelib_MethodParameter * params, sal_Int32 nParams,
 105         void * uno_ret, void * uno_args [], uno_Any ** uno_exc ) const;
 106     jobject map_to_java(
 107         JNI_context const & jni,
 108         uno_Interface * pUnoI, JNI_interface_type_info const * info ) const;
 109
 110     // jni_java2uno.cxx
 111     void handle_java_exc(
 112         JNI_context const & jni,
 113         JLocalAutoRef const & jo_exc, uno_Any * uno_exc ) const;
 114     jobject call_uno(
 115         JNI_context const & jni,
 116         uno_Interface * pUnoI, typelib_TypeDescription * member_td,
 117         typelib_TypeDescriptionReference * return_tdref,
 118         sal_Int32 nParams, typelib_MethodParameter const * pParams,
 119         jobjectArray jo_args ) const;
 120     uno_Interface * map_to_uno(
 121         JNI_context const & jni,
 122         jobject javaI, JNI_interface_type_info const * info ) const;
 123 };
 124
 125 }
 126
 127 #endif