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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// public_assign_cs.cpp
//
// = DESCRIPTION
// Visitor generating code for Union Branch for the assignment operator
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#include "idl.h"
#include "idl_extern.h"
#include "be.h"
#include "be_visitor_union_branch.h"
// **********************************************
// visitor for union_branch in the client stubs file generating the code for
// the copy ctor and assignment operator
// **********************************************
// constructor
be_visitor_union_branch_public_assign_cs::be_visitor_union_branch_public_assign_cs
(be_visitor_context *ctx)
: be_visitor_decl (ctx)
{
}
// destructor
be_visitor_union_branch_public_assign_cs::~be_visitor_union_branch_public_assign_cs
(void)
{
}
// visit the union_branch node
int
be_visitor_union_branch_public_assign_cs::visit_union_branch (be_union_branch *node)
{
TAO_OutStream *os; // output stream
be_union_branch *ub =
this->ctx_->be_node_as_union_branch (); // get union branch
be_union *bu =
this->ctx_->be_scope_as_union (); // get the enclosing union backend
os = this->ctx_->stream ();
// This visitor is used when we are generating the copy ctor and
// assignment operator for the union.
// Individual assignment of the members takes place inside a case
// statement because the type of member assigned is based on the value
// of the discriminant
os->indent ();
if (ub->label ()->label_val ()->ec () == AST_Expression::EC_symbol)
{
*os << "case " << ub->label ()->label_val ()->n () << ":" << be_idt_nl;
}
else
{
*os << "case " << ub->label ()->label_val () << ":" << be_idt_nl;
}
*os << "this->" << ub->local_name () << "_ = u." << ub->local_name ()
<< "_;" << be_nl
<< "break;\n";
os->decr_indent (0);
return 0;
}
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