MADARA  3.2.3
SystemCallNode.cpp
Go to the documentation of this file.
1 
2 #ifndef _MADARA_NO_KARL_
3 
4 #include "madara/expression/SystemCallNode.h"
5 #include "madara/knowledge/ThreadSafeContext.h"
6 
7 
8 madara::expression::SystemCallNode::SystemCallNode (
9  madara::knowledge::ThreadSafeContext & context)
10  : CompositeTernaryNode (context.get_logger ()),
11  context_ (context)
12 {
13 
14 }
15 
16 
17 madara::expression::SystemCallNode::SystemCallNode (
18  madara::knowledge::ThreadSafeContext & context,
19  const ComponentNodes & nodes)
20 : CompositeTernaryNode (context.get_logger (), nodes),
21  context_ (context)
22 {
23 
24 }
25 
26 // Dtor
27 madara::expression::SystemCallNode::~SystemCallNode (void)
28 {
29 }
30 
31 madara::knowledge::KnowledgeRecord
32 madara::expression::SystemCallNode::item (void) const
33 {
34  return madara::knowledge::KnowledgeRecord (nodes_.size ());
35 }
36 
37 // accept a visitor
38 void
39 madara::expression::SystemCallNode::accept (madara::expression::Visitor &visitor) const
40 {
41  (void)visitor;
42 }
43 
44 #endif // _MADARA_NO_KARL_
madara::knowledge::KnowledgeRecord
This class encapsulates an entry in a KnowledgeBase.
Definition: KnowledgeRecord.h:59
madara::expression::SystemCallNode::item
virtual madara::knowledge::KnowledgeRecord item(void) const
Returns the value of the node.
Definition: SystemCallNode.cpp:32
KnowledgeRecord
madara::knowledge::KnowledgeRecord KnowledgeRecord
Definition: VariableCompareNode.cpp:8
madara::expression::ComponentNodes
std::deque< ComponentNode * > ComponentNodes
a vector of Component Nodes
Definition: ComponentNode.h:101
madara::knowledge::ThreadSafeContext
This class stores variables and their values for use by any entity needing state information in a thr...
Definition: ThreadSafeContext.h:75
madara::expression::SystemCallNode::~SystemCallNode
virtual ~SystemCallNode(void)
Destructor.
Definition: SystemCallNode.cpp:27
madara::expression::Visitor
Abstract base class for all visitors to all classes that derive from ComponentNode.
Definition: Visitor.h:91
madara::expression::SystemCallNode::context_
madara::knowledge::ThreadSafeContext & context_
Definition: SystemCallNode.h:76
madara::expression::SystemCallNode::accept
virtual void accept(Visitor &visitor) const
Accepts a visitor subclassed from the Visitor class.
Definition: SystemCallNode.cpp:39
madara::expression::SystemCallNode::SystemCallNode
SystemCallNode(madara::knowledge::ThreadSafeContext &context)
Constructor.
Definition: SystemCallNode.cpp:8