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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// operation_cs.h
//
// = DESCRIPTION
// Visitor for generating code for IDL operations in client stubs
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#ifndef _BE_VISITOR_OPERATION_OPERATION_CS_H_
#define _BE_VISITOR_OPERATION_OPERATION_CS_H_
// ************************************************************
// Operation visitor for client stubs
// ************************************************************
class be_visitor_operation_cs : public be_visitor_operation
{
//
// = TITLE
// be_visitor_operation_cs
//
// = DESCRIPTION
// This is a concrete visitor to generate the client stubs for operation
//
//
public:
be_visitor_operation_cs (be_visitor_context *ctx);
// constructor
~be_visitor_operation_cs (void);
// destructor
virtual int visit_operation (be_operation *node);
// visit operation.
virtual int visit_argument (be_argument *node);
// visit argument to generate ParamData entries
// = template methods
virtual int gen_pre_stub_info (be_operation *, be_type *) = 0;
// generate any info before the actual code for the stub is generated
virtual int gen_marshal_and_invoke (be_operation *, be_type *) = 0;
// generate code that marshals the arguments and transmits them
// =helper
virtual int post_process (be_decl *);
// stuff to output after every member of the scope is handled
virtual int gen_raise_exception (be_type *,
const char * excep,
const char * status);
// helper that generates code for raising an exception
virtual int gen_check_exception (be_type *);
// helper that generates code for checking for an exception
virtual int gen_raise_interceptor_exception (be_type *,
const char * excep,
const char * status);
// helper that generates code for raising an exception within
// interceptor's try block
virtual int gen_check_interceptor_exception (be_type *);
// helper that generates code for checking for an exception within
// interceptor's try block
virtual const char *compute_operation_name (be_operation *node);
// compute the operation name. Notice that this operation
// _does_ include the double quote.
private:
char *operation_name_;
};
// specialized visitors
class be_interpretive_visitor_operation_cs : public be_visitor_operation_cs
{
//
// = TITLE
// be_interpretive_visitor_operation_cs
//
// = DESCRIPTION
// This is a concrete visitor to generate the client stubs for operation
// using interpretive marshaling.
//
//
public:
be_interpretive_visitor_operation_cs (be_visitor_context *);
// ctor
~be_interpretive_visitor_operation_cs (void);
// dtor
virtual int gen_pre_stub_info (be_operation *, be_type *);
// generate any info before the actual code for the stub is generated
virtual int gen_marshal_and_invoke (be_operation *, be_type *);
// generate code that marshals the arguments and transmits them
};
class be_compiled_visitor_operation_cs : public be_visitor_operation_cs
{
//
// = TITLE
// be_compiled_visitor_operation_cs
//
// = DESCRIPTION
// This is a concrete visitor to generate the client stubs for operation
// using compiled marshaling.
//
//
public:
be_compiled_visitor_operation_cs (be_visitor_context *);
// ctor
~be_compiled_visitor_operation_cs (void);
// dtor
virtual int gen_pre_stub_info (be_operation *, be_type *);
// generate any info before the actual code for the stub is generated
virtual int gen_marshal_and_invoke (be_operation *, be_type *);
// generate code that marshals the arguments and transmits them
};
#endif /* _BE_VISITOR_OPERATION_OPERATION_CS_H_ */
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