sj2/source/inc/java_lang_object.hxx

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  30 #include <jni.h>
  31 #ifdef OS2
  32 #include <typedefs.h>
  33 #endif
  34
  35 #ifndef _SJ_JAVA_LANG_OBJECT_HXX
  36 #define _SJ_JAVA_LANG_OBJECT_HXX
  37
  38 #include <tools/string.hxx>
  39
  40
  41 #ifdef HAVE_64BIT_POINTERS
  42 #error "no 64 bit pointer"
  43 #else
  44 #ifdef OS2
  45 #define INT64_TO_PVOID(x) (void *)x.lo
  46 inline jlong Make_Os2_Int64( INT32 hi, INT32 lo ) {jlong x = CONST64( hi, lo ); return x; }
  47 #define PVOID_TO_INT64(x) Make_Os2_Int64( 0, (INT32)x )
  48 #else //OS2
  49 #define PVOID_TO_INT64(x) (jlong)(INT32)x
  50 #define INT64_TO_PVOID(x) (void *)x
  51 #endif //Os2
  52 #endif
  53
  54 //=====================================================================
  55 class java_lang_Class;
  56 class  java_lang_Object
  57 {
  58     // Zuweisungsoperator und Copy Konstruktor sind verboten
  59     java_lang_Object& operator = (java_lang_Object&) { return *this;};
  60     java_lang_Object(java_lang_Object&) {};
  61
  62     static jclass getMyClass();
  63     // nur zum Zerstoeren des C++ Pointers in vom JSbxObject
  64     // abgeleiteten Java Objekten
  65     //static jclass getJSbxObjectClass();
  66
  67 protected:
  68     // der JAVA Handle zu dieser Klasse
  69     jobject object;
  70     // Klassendefinition
  71
  72     // neu in SJ2:
  73     static jclass theClass;                             // die Klasse braucht nur einmal angefordert werden !
  74     static jclass theJSbxObjectClass;   // die Klasse braucht nur einmal angefordert werden !
  75     static ULONG nObjCount;                             // Zaehler fuer die Anzahl der Instanzen
  76
  77 public:
  78     // der Konstruktor, der fuer die abgeleiteten Klassen verwendet
  79     // werden soll.
  80     java_lang_Object( JNIEnv * pEnv, jobject myObj );
  81     // der eigentliche Konstruktor
  82     java_lang_Object();
  83
  84     virtual ~java_lang_Object();
  85
  86     void                                saveRef( JNIEnv * pEnv, jobject myObj );
  87     jobject                             getJavaObject() const { return object; }
  88     java_lang_Object *  GetWrapper() { return this; }
  89
  90     java_lang_Class * getClass();
  91
  92 };
  93
  94 #endif