LCOV - code coverage report
Current view: top level - libreoffice/bridges/source/jni_uno - jni_info.h (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 78 0.0 %
Date: 2012-12-27 Functions: 0 13 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_JNI_INFO_H
      21             : #define INCLUDED_JNI_INFO_H
      22             : 
      23             : #include <boost/unordered_map.hpp>
      24             : 
      25             : #include "jni_base.h"
      26             : 
      27             : #include "osl/mutex.hxx"
      28             : #include "rtl/ref.hxx"
      29             : #include "rtl/ustring.hxx"
      30             : #include "rtl/strbuf.hxx"
      31             : 
      32             : #include "uno/environment.h"
      33             : #include "typelib/typedescription.hxx"
      34             : 
      35             : #include "com/sun/star/uno/Type.hxx"
      36             : 
      37             : namespace jvmaccess { class UnoVirtualMachine; }
      38             : 
      39             : namespace jni_uno
      40             : {
      41             : 
      42             : //------------------------------------------------------------------------------
      43           0 : inline bool type_equals(
      44             :     typelib_TypeDescriptionReference * type1,
      45             :     typelib_TypeDescriptionReference * type2 )
      46             : {
      47           0 :     if (type1 == type2)
      48           0 :         return true;
      49             :     ::rtl::OUString const & name1 =
      50           0 :           ::rtl::OUString::unacquired( &type1->pTypeName );
      51             :     ::rtl::OUString const & name2 =
      52           0 :           ::rtl::OUString::unacquired( &type2->pTypeName );
      53           0 :     return ((type1->eTypeClass == type2->eTypeClass) && name1.equals( name2 ));
      54             : }
      55             : 
      56             : //------------------------------------------------------------------------------
      57           0 : inline bool is_XInterface( typelib_TypeDescriptionReference * type )
      58             : {
      59             :     return ((typelib_TypeClass_INTERFACE == type->eTypeClass) &&
      60           0 :             ::rtl::OUString::unacquired( &type->pTypeName ) == "com.sun.star.uno.XInterface");
      61             : }
      62             : 
      63             : //==============================================================================
      64             : struct JNI_type_info
      65             : {
      66             :     ::com::sun::star::uno::TypeDescription      m_td;
      67             :     jclass                                      m_class;
      68             : 
      69             :     virtual void destroy( JNIEnv * jni_env ) = 0;
      70             : protected:
      71           0 :     inline void destruct( JNIEnv * jni_env )
      72           0 :         { jni_env->DeleteGlobalRef( m_class ); }
      73           0 :     virtual inline ~JNI_type_info() {}
      74             :     explicit JNI_type_info(
      75             :         JNI_context const & jni, typelib_TypeDescription * td );
      76             : };
      77             : 
      78             : //==============================================================================
      79           0 : struct JNI_interface_type_info : public JNI_type_info
      80             : {
      81             :     jobject                                     m_proxy_ctor; // proxy ctor
      82             :     jobject                                     m_type;
      83             :     // sorted via typelib function index
      84             :     jmethodID *                                 m_methods;
      85             : 
      86             :     virtual void destroy( JNIEnv * jni_env );
      87             :     explicit JNI_interface_type_info(
      88             :         JNI_context const & jni, typelib_TypeDescription * td );
      89             : };
      90             : 
      91             : //==============================================================================
      92           0 : struct JNI_compound_type_info : public JNI_type_info
      93             : {
      94             :     JNI_type_info const *                       m_base;
      95             :     // ctor( msg ) for exceptions
      96             :     jmethodID                                   m_exc_ctor;
      97             :     // sorted via typelib member index
      98             :     jfieldID *                                  m_fields;
      99             : 
     100             :     virtual void destroy( JNIEnv * jni_env );
     101             :     explicit JNI_compound_type_info(
     102             :         JNI_context const & jni, typelib_TypeDescription * td );
     103             : };
     104             : 
     105             : //==============================================================================
     106             : struct JNI_type_info_holder
     107             : {
     108             :     JNI_type_info * m_info;
     109           0 :     inline JNI_type_info_holder()
     110           0 :         : m_info( 0 )
     111           0 :         {}
     112             : };
     113             : 
     114             : typedef ::boost::unordered_map<
     115             :     ::rtl::OUString, JNI_type_info_holder, ::rtl::OUStringHash > t_str2type;
     116             : 
     117             : //==============================================================================
     118             : class JNI_info
     119             : {
     120             :     mutable ::osl::Mutex        m_mutex;
     121             :     mutable t_str2type          m_type_map;
     122             : 
     123             : public:
     124             :     // These two are needed very early by find_class from within the ctor:
     125             :     jclass                      m_class_Class;
     126             :     jmethodID                   m_method_Class_forName;
     127             : 
     128             :     //
     129             :     jobject                     m_object_java_env;
     130             :     jobject                     m_object_Any_VOID;
     131             :     jobject                     m_object_Type_UNSIGNED_SHORT;
     132             :     jobject                     m_object_Type_UNSIGNED_LONG;
     133             :     jobject                     m_object_Type_UNSIGNED_HYPER;
     134             : 
     135             :     //
     136             :     jclass                      m_class_Object;
     137             :     jclass                      m_class_Character;
     138             :     jclass                      m_class_Boolean;
     139             :     jclass                      m_class_Byte;
     140             :     jclass                      m_class_Short;
     141             :     jclass                      m_class_Integer;
     142             :     jclass                      m_class_Long;
     143             :     jclass                      m_class_Float;
     144             :     jclass                      m_class_Double;
     145             :     jclass                      m_class_String;
     146             : 
     147             :     jclass                      m_class_UnoRuntime;
     148             :     jclass                      m_class_RuntimeException;
     149             :     jclass                      m_class_Any;
     150             :     jclass                      m_class_Type;
     151             :     jclass                      m_class_TypeClass;
     152             :     jclass                      m_class_JNI_proxy;
     153             : 
     154             :     //
     155             :     jmethodID                   m_method_Object_toString;
     156             :     jmethodID                   m_method_Class_getName;
     157             :     jmethodID                   m_method_Throwable_getMessage;
     158             :     jmethodID                   m_ctor_Character_with_char;
     159             :     jmethodID                   m_ctor_Boolean_with_boolean;
     160             :     jmethodID                   m_ctor_Byte_with_byte;
     161             :     jmethodID                   m_ctor_Short_with_short;
     162             :     jmethodID                   m_ctor_Integer_with_int;
     163             :     jmethodID                   m_ctor_Long_with_long;
     164             :     jmethodID                   m_ctor_Float_with_float;
     165             :     jmethodID                   m_ctor_Double_with_double;
     166             :     jmethodID                   m_method_Boolean_booleanValue;
     167             :     jmethodID                   m_method_Byte_byteValue;
     168             :     jmethodID                   m_method_Character_charValue;
     169             :     jmethodID                   m_method_Double_doubleValue;
     170             :     jmethodID                   m_method_Float_floatValue;
     171             :     jmethodID                   m_method_Integer_intValue;
     172             :     jmethodID                   m_method_Long_longValue;
     173             :     jmethodID                   m_method_Short_shortValue;
     174             : 
     175             :     //
     176             :     jmethodID                   m_method_IEnvironment_getRegisteredInterface;
     177             :     jmethodID                   m_method_IEnvironment_registerInterface;
     178             :     jmethodID                   m_method_UnoRuntime_generateOid;
     179             :     jmethodID                   m_method_UnoRuntime_queryInterface;
     180             :     jmethodID                   m_ctor_Any_with_Type_Object;
     181             :     jfieldID                    m_field_Any__type;
     182             :     jfieldID                    m_field_Any__object;
     183             :     jmethodID                   m_ctor_Type_with_Class;
     184             :     jmethodID                   m_ctor_Type_with_Name_TypeClass;
     185             :     jfieldID                    m_field_Type__typeName;
     186             :     jmethodID                   m_method_TypeClass_fromInt;
     187             :     jfieldID                    m_field_Enum_m_value;
     188             : 
     189             :     //
     190             :     jmethodID                   m_method_JNI_proxy_get_proxy_ctor;
     191             :     jmethodID                   m_method_JNI_proxy_create;
     192             :     jfieldID                    m_field_JNI_proxy_m_receiver_handle;
     193             :     jfieldID                    m_field_JNI_proxy_m_td_handle;
     194             :     jfieldID                    m_field_JNI_proxy_m_type;
     195             :     jfieldID                    m_field_JNI_proxy_m_oid;
     196             : 
     197             :     //
     198             :     ::com::sun::star::uno::TypeDescription m_XInterface_queryInterface_td;
     199             :     ::com::sun::star::uno::Type const & m_Exception_type;
     200             :     ::com::sun::star::uno::Type const & m_RuntimeException_type;
     201             :     ::com::sun::star::uno::Type const & m_void_type;
     202             :     //
     203             :     JNI_interface_type_info const * m_XInterface_type_info;
     204             : 
     205             :     //
     206             :     JNI_type_info const * get_type_info(
     207             :         JNI_context const & jni,
     208             :         typelib_TypeDescription * type ) const;
     209             :     JNI_type_info const * get_type_info(
     210             :         JNI_context const & jni,
     211             :         typelib_TypeDescriptionReference * type ) const;
     212             :     JNI_type_info const * get_type_info(
     213             :         JNI_context const & jni,
     214             :         ::rtl::OUString const & uno_name ) const;
     215             :     //
     216             :     inline static void append_sig(
     217             :         ::rtl::OStringBuffer * buf, typelib_TypeDescriptionReference * type,
     218             :         bool use_Object_for_type_XInterface = true, bool use_slashes = true );
     219             : 
     220             :     // get this
     221             :     static JNI_info const * get_jni_info(
     222             :         rtl::Reference< jvmaccess::UnoVirtualMachine > const & uno_vm );
     223             :     inline void destroy( JNIEnv * jni_env );
     224             : 
     225             : private:
     226             :     JNI_type_info const * create_type_info(
     227             :         JNI_context const & jni, typelib_TypeDescription * td ) const;
     228             : 
     229             :     void destruct( JNIEnv * jni_env );
     230             : 
     231             :     JNI_info( JNIEnv * jni_env, jobject class_loader,
     232             :               jclass classClass, jmethodID methodForName );
     233           0 :     inline ~JNI_info() {}
     234             : };
     235             : 
     236             : //______________________________________________________________________________
     237           0 : inline void JNI_info::destroy( JNIEnv * jni_env )
     238             : {
     239           0 :     destruct( jni_env );
     240           0 :     delete this;
     241           0 : }
     242             : 
     243             : //______________________________________________________________________________
     244           0 : inline void JNI_info::append_sig(
     245             :     ::rtl::OStringBuffer * buf, typelib_TypeDescriptionReference * type,
     246             :     bool use_Object_for_type_XInterface, bool use_slashes )
     247             : {
     248           0 :     switch (type->eTypeClass)
     249             :     {
     250             :     case typelib_TypeClass_VOID:
     251           0 :         buf->append( 'V' );
     252           0 :         break;
     253             :     case typelib_TypeClass_CHAR:
     254           0 :         buf->append( 'C' );
     255           0 :         break;
     256             :     case typelib_TypeClass_BOOLEAN:
     257           0 :         buf->append( 'Z' );
     258           0 :         break;
     259             :     case typelib_TypeClass_BYTE:
     260           0 :         buf->append( 'B' );
     261           0 :         break;
     262             :     case typelib_TypeClass_SHORT:
     263             :     case typelib_TypeClass_UNSIGNED_SHORT:
     264           0 :         buf->append( 'S' );
     265           0 :         break;
     266             :     case typelib_TypeClass_LONG:
     267             :     case typelib_TypeClass_UNSIGNED_LONG:
     268           0 :         buf->append( 'I' );
     269           0 :         break;
     270             :     case typelib_TypeClass_HYPER:
     271             :     case typelib_TypeClass_UNSIGNED_HYPER:
     272           0 :         buf->append( 'J' );
     273           0 :         break;
     274             :     case typelib_TypeClass_FLOAT:
     275           0 :         buf->append( 'F' );
     276           0 :         break;
     277             :     case typelib_TypeClass_DOUBLE:
     278           0 :         buf->append( 'D' );
     279           0 :         break;
     280             :     case typelib_TypeClass_STRING:
     281           0 :         if ( use_slashes ) {
     282           0 :             buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava/lang/String;") );
     283             :         } else {
     284           0 :             buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava.lang.String;") );
     285             :         }
     286           0 :         break;
     287             :     case typelib_TypeClass_TYPE:
     288           0 :         if ( use_slashes ) {
     289             :             buf->append(
     290           0 :                 RTL_CONSTASCII_STRINGPARAM("Lcom/sun/star/uno/Type;") );
     291             :         } else {
     292             :             buf->append(
     293           0 :                 RTL_CONSTASCII_STRINGPARAM("Lcom.sun.star.uno.Type;") );
     294             :         }
     295           0 :         break;
     296             :     case typelib_TypeClass_ANY:
     297           0 :         if ( use_slashes ) {
     298           0 :             buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava/lang/Object;") );
     299             :         } else {
     300           0 :             buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava.lang.Object;") );
     301             :         }
     302           0 :         break;
     303             :     case typelib_TypeClass_ENUM:
     304             :     case typelib_TypeClass_STRUCT:
     305             :     case typelib_TypeClass_EXCEPTION:
     306             :     {
     307             :         ::rtl::OUString const & uno_name =
     308           0 :               ::rtl::OUString::unacquired( &type->pTypeName );
     309           0 :         buf->append( 'L' );
     310             :         // Erase type arguments of instantiated polymorphic struct types:
     311           0 :         sal_Int32 i = uno_name.indexOf( '<' );
     312           0 :         if ( i < 0 ) {
     313             :             buf->append(
     314             :                 ::rtl::OUStringToOString(
     315             :                     use_slashes ? uno_name.replace( '.', '/' ) : uno_name,
     316           0 :                     RTL_TEXTENCODING_JAVA_UTF8 ) );
     317             :         } else {
     318           0 :             rtl::OUString s( uno_name.copy( 0, i ) );
     319             :             buf->append(
     320             :                 ::rtl::OUStringToOString(
     321             :                     use_slashes ? s.replace( '.', '/' ) : s,
     322           0 :                     RTL_TEXTENCODING_JAVA_UTF8 ) );
     323             :         }
     324           0 :         buf->append( ';' );
     325           0 :         break;
     326             :     }
     327             :     case typelib_TypeClass_SEQUENCE:
     328             :     {
     329           0 :         buf->append( '[' );
     330           0 :         TypeDescr td( type );
     331             :         append_sig(
     332           0 :             buf, ((typelib_IndirectTypeDescription *)td.get())->pType,
     333           0 :             use_Object_for_type_XInterface, use_slashes );
     334           0 :         break;
     335             :     }
     336             :     case typelib_TypeClass_INTERFACE:
     337           0 :         if (use_Object_for_type_XInterface && is_XInterface( type ))
     338             :         {
     339           0 :             if ( use_slashes ) {
     340           0 :                 buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava/lang/Object;") );
     341             :             } else {
     342           0 :                 buf->append( RTL_CONSTASCII_STRINGPARAM("Ljava.lang.Object;") );
     343             :             }
     344             :         }
     345             :         else
     346             :         {
     347             :             ::rtl::OUString const & uno_name =
     348           0 :                   ::rtl::OUString::unacquired( &type->pTypeName );
     349           0 :             buf->append( 'L' );
     350             :             buf->append(
     351             :                 ::rtl::OUStringToOString(
     352             :                     use_slashes ? uno_name.replace( '.', '/' ) : uno_name,
     353           0 :                     RTL_TEXTENCODING_JAVA_UTF8 ) );
     354           0 :             buf->append( ';' );
     355             :         }
     356           0 :         break;
     357             :     default:
     358             :         throw BridgeRuntimeError(
     359             :             OUSTR("unsupported type: ") +
     360           0 :             ::rtl::OUString::unacquired( &type->pTypeName ) );
     361             :     }
     362           0 : }
     363             : 
     364             : }
     365             : 
     366             : #endif
     367             : 
     368             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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