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// $Id$
#include "ace/Monitor_Control/Constraint_Interpreter.h"
#if defined (ACE_HAS_MONITOR_FRAMEWORK) && (ACE_HAS_MONITOR_FRAMEWORK == 1)
#include "ace/Log_Category.h"
#include "ace/ETCL/ETCL_Constraint.h"
#include "ace/Monitor_Control/Constraint_Visitor.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE
{
namespace Monitor_Control
{
Constraint_Interpreter::Constraint_Interpreter (void)
{
}
Constraint_Interpreter::~Constraint_Interpreter (void)
{
}
int
Constraint_Interpreter::build_tree (const char *constraints)
{
if (ETCL_Interpreter::is_empty_string (constraints))
{
/// Root is deleted in the interpreter's destructor.
ACE_NEW_RETURN (this->root_,
ETCL_Literal_Constraint (true),
-1);
}
else
{
/// root_ is set in this base class call.
if (ETCL_Interpreter::build_tree (constraints) != 0)
{
ACELIB_ERROR_RETURN ((LM_ERROR,
"Constraint_Interpreter::build_tree() - "
"ETCL_Interpreter::build_tree() failed\n"),
-1);
}
}
return 0;
}
ACE_CDR::Boolean
Constraint_Interpreter::evaluate (Constraint_Visitor &evaluator)
{
return evaluator.evaluate_constraint (this->root_);
}
}
}
ACE_END_VERSIONED_NAMESPACE_DECL
#endif /* ACE_HAS_MONITOR_FRAMEWORK==1 */
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