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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// be_string.cpp
//
// = DESCRIPTION
// Extension of class AST_String that provides additional means for C++
// mapping.
//
// = AUTHOR
// Copyright 1994-1995 by Sun Microsystems, Inc.
// and
// Aniruddha Gokhale
//
// ============================================================================
#include "be_string.h"
#include "be_visitor.h"
#include "be_helper.h"
#include "utl_identifier.h"
#include "global_extern.h"
ACE_RCSID (be,
be_string,
"$Id$")
be_string::be_string (void)
: COMMON_Base (),
AST_Decl (),
AST_Type (),
AST_String (),
be_decl (),
be_type ()
{
// Always the case.
this->size_type (AST_Type::VARIABLE);
}
be_string::be_string (AST_Decl::NodeType nt,
UTL_ScopedName * n,
AST_Expression * v,
long width)
: COMMON_Base (),
AST_Decl (nt,
n,
true),
AST_Type (nt,
n),
AST_String (nt,
n,
v,
width),
be_decl (nt,
n),
be_type (nt,
n)
{
idl_global->string_seen_ = true;
}
// Overridden method.
void
be_string::gen_member_ostream_operator (TAO_OutStream *os,
const char *instance_name,
bool use_underscore,
bool accessor)
{
// For wide strings, generate code that outputs the hex values of
// the individual wchars inside square brackets, otherwise generate
// code that outputs the string literal bracketed with quotes.
if (this->width () == 1)
{
*os << "\"\\\"\" << ";
this->be_type::gen_member_ostream_operator (os,
instance_name,
use_underscore,
accessor);
*os << " << \"\\\"\"";
}
else
{
*os << "\"[\";" << be_nl << be_nl
<< "for (size_t i = 0; i < " << "ACE_OS::strlen ("
<< instance_name
<< (accessor ? " ()" : ".in ()") << "); ++i)" << be_idt_nl
<< "{" << be_idt_nl
<< "if (i != 0)" << be_idt_nl
<< "{" << be_idt_nl
<< "strm << \", \";" << be_uidt_nl
<< "}" << be_uidt_nl << be_nl
<< "strm << ACE_OutputCDR::from_wchar (" << instance_name
<< (accessor ? " ()" : "") << "[i]);" << be_uidt_nl
<< "}" << be_uidt_nl << be_nl
<< "strm << \"]\"";
}
}
// Overriden method.
void
be_string::compute_tc_name (void)
{
Identifier * id = 0;
ACE_CDR::ULong val = 0UL;
AST_Expression zero (val);
if (*this->max_size () == &zero)
{
// If the string is unbounded, use the string TypeCode
// constants.
// Start with the head as the CORBA namespace.
Identifier * corba_id = 0;
ACE_NEW (corba_id,
Identifier ("CORBA"));
ACE_NEW (this->tc_name_,
UTL_ScopedName (corba_id,
0));
ACE_NEW (id,
Identifier (this->width () == 1
? "_tc_string"
: "_tc_wstring"));
}
else
{
// We have a bounded string. Generate a TypeCode name that is
// meant for internal use alone.
Identifier * tao_id = 0;
ACE_NEW (tao_id,
Identifier ("TAO"));
ACE_NEW (this->tc_name_,
UTL_ScopedName (tao_id,
0));
ACE_CString local_tc_name =
ACE_CString ("tc_")
+ ACE_CString (this->flat_name ());
Identifier * typecode_scope = 0;
ACE_NEW (typecode_scope,
Identifier ("TypeCode"));
UTL_ScopedName * tc_scope_conc_name = 0;
ACE_NEW (tc_scope_conc_name,
UTL_ScopedName (typecode_scope,
0));
this->tc_name_->nconc (tc_scope_conc_name);
ACE_NEW (id,
Identifier (local_tc_name.c_str ()));
}
zero.destroy ();
UTL_ScopedName *conc_name = 0;
ACE_NEW (conc_name,
UTL_ScopedName (id,
0));
this->tc_name_->nconc (conc_name);
}
int
be_string::accept (be_visitor * visitor)
{
return visitor->visit_string (this);
}
void
be_string::destroy (void)
{
this->be_type::destroy ();
this->AST_String::destroy ();
}
IMPL_NARROW_FROM_DECL (be_string)
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