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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-runtime-lib
* Created on: 29 авг. 2019 г.
*
* lsp-runtime-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-runtime-lib 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-runtime-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_FMT_JAVA_OBJECT_H_
#define LSP_PLUG_IN_FMT_JAVA_OBJECT_H_
#include <lsp-plug.in/runtime/version.h>
#include <lsp-plug.in/common/types.h>
#include <lsp-plug.in/common/status.h>
#include <lsp-plug.in/runtime/LSPString.h>
#include <lsp-plug.in/fmt/java/const.h>
namespace lsp
{
namespace java
{
typedef uint32_t handle_t;
class ObjectStreamClass;
class RawArray;
class Enum;
class String;
typedef struct object_slot_t
{
ObjectStreamClass *desc; // Slot descriptor
size_t offset; // Offset from data beginning
size_t size; // Size in bytes
size_t __pad;
} object_slot_t;
/**
* This is common Java object implementation,
* should be always allocated with new() operator
*/
class Object
{
public:
static const char *CLASS_NAME;
private:
friend class ObjectStream;
friend class RawArray;
Object & operator = (const Object &);
protected:
const char *pClass;
object_slot_t *vSlots;
size_t nSlots;
uint8_t *vData;
private:
template <class type_t, class cast_t>
inline status_t read_reference(const char *field, type_t *item, ftype_t type) const;
template <class type_t, class wrapper_t>
inline status_t read_prim_item(const char *field, type_t *item, ftype_t type) const;
protected:
virtual status_t to_string_padded(LSPString *dst, size_t pad);
static bool pad_string(LSPString *dst, size_t pad);
public:
explicit Object(const char *class_name);
virtual ~Object();
public:
inline const char *class_name() const { return pClass; }
virtual bool instanceof(const char *name) const;
public:
status_t get_byte(const char *field, byte_t *dst) const;
status_t get_short(const char *field, short_t *dst) const;
status_t get_int(const char *field, int_t *dst) const;
status_t get_long(const char *field, long_t *dst) const;
status_t get_float(const char *field, float_t *dst) const;
status_t get_double(const char *field, double_t *dst) const;
status_t get_char(const char *field, char_t *dst) const;
status_t get_bool(const char *field, bool_t *dst) const;
status_t get_array(const char *field, const RawArray **dst) const;
status_t get_object(const char *field, const Object **dst) const;
status_t get_string(const char *field, const String **dst) const;
status_t get_string(const char *field, LSPString *dst) const;
status_t get_string(const char *field, const char **dst) const;
status_t get_enum(const char *field, const Enum **dst) const;
status_t get_enum(const char *field, LSPString *dst) const;
status_t get_enum(const char *field, const char **dst) const;
public:
template <class T>
inline T *cast() { return (instanceof(T::CLASS_NAME)) ? static_cast<T *>(this) : NULL; }
template <class T>
inline const T *cast() const { return (instanceof(T::CLASS_NAME)) ? static_cast<const T *>(this) : NULL; }
status_t to_string(LSPString *dst) const;
};
} /* namespace java */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_FMT_JAVA_OBJECT_H_ */
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