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// $Id$
#include "Echo_i.h"
ACE_RCSID(Echo, Echo_i, "$Id$")
// Constructor.
Echo_i::Echo_i (void)
{
}
// Destructor.
Echo_i::~Echo_i (void)
{
}
// Set the ORB pointer.
void Echo_i::orb (CORBA::ORB_ptr o)
{
this->orb_ = CORBA::ORB::_duplicate (o);
}
// Return the mesg string from the server
char *
Echo_i::echo (const char *mesg,
CORBA::Environment &env)
{
// @@ Once you're done with getting your program to compile and run,
// I want you to use Purify on your program to find out where the
// memory management problems are.
// @@ Please read the ACE-guidelines.html and follow the programming
// style.
if (mesg == 0)
return 0;
// The pointer mesg was NULL, return.
// @@ If you raise an exception for whatever reason, you need to
// return 0.
CORBA::String_var str = CORBA::string_dup (mesg);
// if CORBA::string_dup() returns a 0 pointer, an exception is
// raised.
if (str.in() == 0)
env.exception (new CORBA::NO_MEMORY (CORBA::COMPLETED_NO));
// @@ Make sure that you test out an version of this test where you
// intentionally raise an exception to make sure that your client
// handles it properly.
// @@ You need to take a look at how to handle memory failures,
// i.e., when CORBA::string_dup() returns a 0 pointer. In this
// case, you'll need to transform this into an exception and raise
// the exception. I recommend that you check out
// $TAO_ROOT/orbsvcs/orbsvcs/Log/Logger_i.cpp and see how it is
// handled there.
// Got thru! now, make a deep copy of the mesg string and send it
// back to the client.
return str._retn ();
// The _retn is used as it allows the conversion of
// CORBA::String_var to char* without causing any compiler errors.
}
// Shutdown the server application.
void Echo_i::shutdown (CORBA::Environment &)
{
ACE_DEBUG ((LM_DEBUG,
"\n%s\n",
"The echo server is shutting down"));
// Instruct the ORB to shutdown.
this->orb_->shutdown ();
}
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