java_bytecode_typecheck.h

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/*******************************************************************\
 
Module: JAVA Bytecode Language Type Checking
 
Author: Daniel Kroening, kroening@kroening.com
 
\*******************************************************************/
 
 
#ifndef CPROVER_JAVA_BYTECODE_JAVA_BYTECODE_TYPECHECK_H
#define CPROVER_JAVA_BYTECODE_JAVA_BYTECODE_TYPECHECK_H
 
#include <set>
 
#include <util/journalling_symbol_table.h>
#include <util/typecheck.h>
#include <util/namespace.h>
 
class codet;
class side_effect_exprt;
 
bool java_bytecode_typecheck(
  symbol_table_baset &symbol_table,
  message_handlert &message_handler,
  bool string_refinement_enabled);
 
void java_bytecode_typecheck_updated_symbols(
  journalling_symbol_tablet &symbol_table,
  message_handlert &message_handler,
  bool string_refinement_enabled);
 
bool java_bytecode_typecheck(
  exprt &expr,
  message_handlert &message_handler,
  const namespacet &ns);
 
class java_bytecode_typecheckt:public typecheckt
{
public:
  java_bytecode_typecheckt(
    symbol_table_baset &_symbol_table,
    message_handlert &_message_handler,
    bool _string_refinement_enabled):
    typecheckt(_message_handler),
    symbol_table(_symbol_table),
    ns(symbol_table),
    string_refinement_enabled(_string_refinement_enabled)
  {
  }
 
  virtual ~java_bytecode_typecheckt() { }
 
  virtual void typecheck();
  void typecheck(const journalling_symbol_tablet::changesett &identifiers);
  virtual void typecheck_expr(exprt &expr);
 
protected:
  symbol_table_baset &symbol_table;
  const namespacet ns;
  bool string_refinement_enabled;
 
  void typecheck_type_symbol(symbolt &);
  void typecheck_non_type_symbol(symbolt &);
  void typecheck_code(codet &);
  void typecheck_type(typet &);
  void typecheck_expr_symbol(symbol_exprt &);
  void typecheck_expr_java_new(side_effect_exprt &);
  void typecheck_expr_java_new_array(side_effect_exprt &);
 
  // overload to use language-specific syntax
  virtual std::string to_string(const exprt &expr);
  virtual std::string to_string(const typet &type);
 
  std::set<irep_idt> already_typechecked;
};
 
#endif // CPROVER_JAVA_BYTECODE_JAVA_BYTECODE_TYPECHECK_H