madara::expression::CompositeUnaryNode Class Reference

Encapsulates a single expression tree. More...

#include <CompositeUnaryNode.h>

Inheritance diagram for madara::expression::CompositeUnaryNode:

Collaboration diagram for madara::expression::CompositeUnaryNode:

Public Member Functions
	CompositeUnaryNode (logger::Logger &logger, ComponentNode *right)
	Constructor. More...
virtual	~CompositeUnaryNode (void)
	Destructor. More...
virtual void	accept (Visitor &visitor) const
	Accepts a visitor subclassed from the Visitor class. More...
virtual madara::knowledge::KnowledgeRecord	evaluate (const madara::knowledge::KnowledgeUpdateSettings &settings)=0
	Evaluates the expression tree. More...
virtual madara::knowledge::KnowledgeRecord	item (void) const
	Returns the value of the node. More...
virtual ComponentNode *	left (void) const
	Returns the left expression. More...
virtual madara::knowledge::KnowledgeRecord	prune (bool &can_change)=0
	Prunes the expression tree of unnecessary nodes. More...
virtual ComponentNode *	right (void) const
	Returns the right expression. More...
void	set_logger (logger::Logger &logger)
	Sets the logger for printing errors and debugging info. More...

Protected Attributes
logger::Logger *	logger_
	handle the context More...
ComponentNode *	right_
	Right expression. More...

Detailed Description

Encapsulates a single expression tree.

See also

CompositeBinaryNode

Definition at line 19 of file CompositeUnaryNode.h.

Constructor & Destructor Documentation

madara::expression::CompositeUnaryNode::CompositeUnaryNode	(	logger::Logger &	logger,
		ComponentNode *	right
	)

Constructor.

Parameters

logger	the logger to use for printing
right	right expression

Definition at line 9 of file CompositeUnaryNode.cpp.

madara::expression::CompositeUnaryNode::~CompositeUnaryNode ( void  )

virtual

Destructor.

Definition at line 16 of file CompositeUnaryNode.cpp.

Member Function Documentation

void madara::expression::ComponentNode::accept ( Visitor &  visitor ) const

virtualinherited

Accepts a visitor subclassed from the Visitor class.

Parameters

visitor

visitor instance to use

Reimplemented in madara::expression::CompositeArrayReference, madara::expression::VariableNode, madara::expression::LeafNode, madara::expression::CompositeTernaryNode, madara::expression::SystemCallNode, madara::expression::VariableCompareNode, madara::expression::CompositeForLoop, madara::expression::SystemCallEval, madara::expression::SystemCallPrint, madara::expression::CompositeModulusNode, madara::expression::CompositeDivideNode, madara::expression::CompositePostdecrementNode, madara::expression::CompositePredecrementNode, madara::expression::CompositeFunctionNode, madara::expression::CompositePostincrementNode, madara::expression::CompositePreincrementNode, madara::expression::SystemCallClearVariable, madara::expression::SystemCallDeleteVariable, madara::expression::SystemCallPrintSystemCalls, madara::expression::CompositeAssignmentNode, madara::expression::CompositeConstArray, madara::expression::SystemCallExpandEnv, madara::expression::CompositeMultiplyNode, madara::expression::SystemCallExpandStatement, madara::expression::SystemCallSetPrecision, madara::expression::SystemCallToHostDirs, madara::expression::CompositeGreaterThanEqualNode, madara::expression::CompositeGreaterThanNode, madara::expression::CompositeInequalityNode, madara::expression::CompositeLessThanEqualNode, madara::expression::CompositeLessThanNode, madara::expression::CompositeNegateNode, madara::expression::CompositeNotNode, madara::expression::CompositeSubtractNode, madara::expression::SystemCallCos, madara::expression::SystemCallFragment, madara::expression::SystemCallGetClock, madara::expression::SystemCallGetTime, madara::expression::SystemCallGetTimeSeconds, madara::expression::SystemCallLogLevel, madara::expression::SystemCallPow, madara::expression::SystemCallRandDouble, madara::expression::SystemCallRandInt, madara::expression::SystemCallReadFile, madara::expression::SystemCallSetClock, madara::expression::SystemCallSetFixed, madara::expression::SystemCallSetScientific, madara::expression::SystemCallSin, madara::expression::SystemCallSize, madara::expression::SystemCallSleep, madara::expression::SystemCallSqrt, madara::expression::SystemCallTan, madara::expression::SystemCallToBuffer, madara::expression::SystemCallToDouble, madara::expression::SystemCallToDoubles, madara::expression::SystemCallToInteger, madara::expression::SystemCallToIntegers, madara::expression::SystemCallToString, madara::expression::SystemCallType, madara::expression::SystemCallWriteFile, madara::expression::VariableIncrementNode, madara::expression::CompositeAndNode, madara::expression::CompositeEqualityNode, madara::expression::CompositeImpliesNode, madara::expression::CompositeSquareRootNode, madara::expression::VariableDivideNode, madara::expression::CompositeBothNode, madara::expression::CompositeReturnRightNode, madara::expression::CompositeSequentialNode, madara::expression::CompositeOrNode, madara::expression::CompositeAddNode, madara::expression::VariableDecrementNode, madara::expression::VariableMultiplyNode, and madara::expression::ListNode.

Definition at line 48 of file ComponentNode.cpp.

virtual madara::knowledge::KnowledgeRecord madara::expression::ComponentNode::evaluate ( const madara::knowledge::KnowledgeUpdateSettings &  settings )

pure virtualinherited

Evaluates the expression tree.

Parameters

settings

settings for evaluating the node

Returns

value of current contained expression tree

Implemented in madara::expression::LeafNode, madara::expression::CompositeArrayReference, madara::expression::VariableNode, madara::expression::CompositeTernaryNode, madara::expression::CompositeForLoop, madara::expression::SystemCallEval, madara::expression::SystemCallNode, madara::expression::SystemCallPrint, madara::expression::CompositeModulusNode, madara::expression::CompositeDivideNode, madara::expression::CompositePostdecrementNode, madara::expression::CompositePredecrementNode, madara::expression::CompositeFunctionNode, madara::expression::VariableCompareNode, madara::expression::CompositePostincrementNode, madara::expression::CompositePreincrementNode, madara::expression::SystemCallClearVariable, madara::expression::SystemCallDeleteVariable, madara::expression::SystemCallPrintSystemCalls, madara::expression::CompositeAssignmentNode, madara::expression::CompositeConstArray, madara::expression::SystemCallExpandEnv, madara::expression::CompositeMultiplyNode, madara::expression::SystemCallExpandStatement, madara::expression::SystemCallSetPrecision, madara::expression::SystemCallToHostDirs, madara::expression::CompositeGreaterThanEqualNode, madara::expression::CompositeGreaterThanNode, madara::expression::CompositeInequalityNode, madara::expression::CompositeLessThanEqualNode, madara::expression::CompositeLessThanNode, madara::expression::CompositeNegateNode, madara::expression::CompositeNotNode, madara::expression::CompositeSubtractNode, madara::expression::SystemCallCos, madara::expression::SystemCallFragment, madara::expression::SystemCallGetClock, madara::expression::SystemCallGetTime, madara::expression::SystemCallGetTimeSeconds, madara::expression::SystemCallLogLevel, madara::expression::SystemCallPow, madara::expression::SystemCallRandDouble, madara::expression::SystemCallRandInt, madara::expression::SystemCallReadFile, madara::expression::SystemCallSetClock, madara::expression::SystemCallSetFixed, madara::expression::SystemCallSetScientific, madara::expression::SystemCallSin, madara::expression::SystemCallSize, madara::expression::SystemCallSleep, madara::expression::SystemCallSqrt, madara::expression::SystemCallTan, madara::expression::SystemCallToBuffer, madara::expression::SystemCallToDouble, madara::expression::SystemCallToDoubles, madara::expression::SystemCallToInteger, madara::expression::SystemCallToIntegers, madara::expression::SystemCallToString, madara::expression::SystemCallType, madara::expression::SystemCallWriteFile, madara::expression::CompositeAndNode, madara::expression::CompositeEqualityNode, madara::expression::CompositeImpliesNode, madara::expression::CompositeSquareRootNode, madara::expression::CompositeBothNode, madara::expression::CompositeReturnRightNode, madara::expression::CompositeSequentialNode, madara::expression::CompositeOrNode, madara::expression::VariableIncrementNode, madara::expression::CompositeAddNode, madara::expression::VariableDecrementNode, madara::expression::VariableDivideNode, madara::expression::VariableMultiplyNode, and madara::expression::ListNode.

madara::knowledge::KnowledgeRecord madara::expression::ComponentNode::item ( void  ) const

virtualinherited

Returns the value of the node.

Returns

value of the node

Reimplemented in madara::expression::LeafNode, madara::expression::CompositeArrayReference, madara::expression::CompositeTernaryNode, madara::expression::SystemCallEval, madara::expression::SystemCallPrint, madara::expression::VariableCompareNode, madara::expression::CompositeForLoop, madara::expression::SystemCallNode, madara::expression::CompositeFunctionNode, madara::expression::SystemCallClearVariable, madara::expression::SystemCallDeleteVariable, madara::expression::SystemCallPrintSystemCalls, madara::expression::CompositePostdecrementNode, madara::expression::CompositePostincrementNode, madara::expression::CompositePredecrementNode, madara::expression::CompositePreincrementNode, madara::expression::SystemCallExpandEnv, madara::expression::CompositeAssignmentNode, madara::expression::CompositeConstArray, madara::expression::CompositeModulusNode, madara::expression::SystemCallExpandStatement, madara::expression::SystemCallSetPrecision, madara::expression::SystemCallToHostDirs, madara::expression::CompositeDivideNode, madara::expression::CompositeMultiplyNode, madara::expression::SystemCallCos, madara::expression::SystemCallFragment, madara::expression::SystemCallGetClock, madara::expression::SystemCallGetTime, madara::expression::SystemCallGetTimeSeconds, madara::expression::SystemCallLogLevel, madara::expression::SystemCallPow, madara::expression::SystemCallRandDouble, madara::expression::SystemCallRandInt, madara::expression::SystemCallReadFile, madara::expression::SystemCallSetClock, madara::expression::SystemCallSetFixed, madara::expression::SystemCallSetScientific, madara::expression::SystemCallSin, madara::expression::SystemCallSize, madara::expression::SystemCallSleep, madara::expression::SystemCallSqrt, madara::expression::SystemCallTan, madara::expression::SystemCallToBuffer, madara::expression::SystemCallToDouble, madara::expression::SystemCallToDoubles, madara::expression::SystemCallToInteger, madara::expression::SystemCallToIntegers, madara::expression::SystemCallToString, madara::expression::SystemCallType, madara::expression::SystemCallWriteFile, madara::expression::CompositeNegateNode, madara::expression::CompositeNotNode, madara::expression::CompositeSubtractNode, madara::expression::VariableIncrementNode, madara::expression::CompositeSquareRootNode, madara::expression::VariableDecrementNode, madara::expression::VariableDivideNode, madara::expression::VariableMultiplyNode, madara::expression::CompositeGreaterThanEqualNode, madara::expression::CompositeGreaterThanNode, madara::expression::CompositeInequalityNode, madara::expression::CompositeLessThanEqualNode, madara::expression::CompositeLessThanNode, madara::expression::CompositeEqualityNode, madara::expression::CompositeImpliesNode, madara::expression::VariableNode, madara::expression::CompositeBothNode, madara::expression::CompositeReturnRightNode, madara::expression::CompositeSequentialNode, madara::expression::CompositeAndNode, madara::expression::CompositeOrNode, madara::expression::ListNode, and madara::expression::CompositeAddNode.

Definition at line 27 of file ComponentNode.cpp.

madara::expression::ComponentNode * madara::expression::ComponentNode::left ( void  ) const

virtualinherited

Returns the left expression.

Returns

a pointer to the left expression

Reimplemented in madara::expression::CompositeBinaryNode.

Definition at line 34 of file ComponentNode.cpp.

virtual madara::knowledge::KnowledgeRecord madara::expression::ComponentNode::prune ( bool &  can_change )

pure virtualinherited

Prunes the expression tree of unnecessary nodes.

Returns

value of current contained expression tree

Implemented in madara::expression::CompositeArrayReference, madara::expression::LeafNode, madara::expression::VariableNode, madara::expression::CompositeTernaryNode, madara::expression::SystemCallEval, madara::expression::SystemCallPrint, madara::expression::CompositeForLoop, madara::expression::SystemCallNode, madara::expression::VariableCompareNode, madara::expression::CompositeFunctionNode, madara::expression::CompositeModulusNode, madara::expression::CompositePostdecrementNode, madara::expression::CompositePredecrementNode, madara::expression::SystemCallClearVariable, madara::expression::SystemCallDeleteVariable, madara::expression::SystemCallPrintSystemCalls, madara::expression::CompositeDivideNode, madara::expression::CompositePostincrementNode, madara::expression::CompositePreincrementNode, madara::expression::SystemCallExpandEnv, madara::expression::CompositeAssignmentNode, madara::expression::CompositeConstArray, madara::expression::SystemCallExpandStatement, madara::expression::SystemCallSetPrecision, madara::expression::SystemCallToHostDirs, madara::expression::CompositeMultiplyNode, madara::expression::SystemCallCos, madara::expression::SystemCallFragment, madara::expression::SystemCallGetClock, madara::expression::SystemCallGetTime, madara::expression::SystemCallGetTimeSeconds, madara::expression::SystemCallLogLevel, madara::expression::SystemCallPow, madara::expression::SystemCallRandDouble, madara::expression::SystemCallRandInt, madara::expression::SystemCallReadFile, madara::expression::SystemCallSetClock, madara::expression::SystemCallSetFixed, madara::expression::SystemCallSetScientific, madara::expression::SystemCallSin, madara::expression::SystemCallSize, madara::expression::SystemCallSleep, madara::expression::SystemCallSqrt, madara::expression::SystemCallTan, madara::expression::SystemCallToBuffer, madara::expression::SystemCallToDouble, madara::expression::SystemCallToDoubles, madara::expression::SystemCallToInteger, madara::expression::SystemCallToIntegers, madara::expression::SystemCallToString, madara::expression::SystemCallType, madara::expression::SystemCallWriteFile, madara::expression::CompositeNegateNode, madara::expression::CompositeNotNode, madara::expression::CompositeSubtractNode, madara::expression::CompositeGreaterThanEqualNode, madara::expression::CompositeGreaterThanNode, madara::expression::CompositeInequalityNode, madara::expression::CompositeLessThanEqualNode, madara::expression::CompositeLessThanNode, madara::expression::CompositeSquareRootNode, madara::expression::CompositeEqualityNode, madara::expression::VariableIncrementNode, madara::expression::CompositeAndNode, madara::expression::CompositeBothNode, madara::expression::CompositeImpliesNode, madara::expression::CompositeReturnRightNode, madara::expression::CompositeSequentialNode, madara::expression::VariableDecrementNode, madara::expression::VariableDivideNode, madara::expression::VariableMultiplyNode, madara::expression::CompositeOrNode, madara::expression::CompositeAddNode, and madara::expression::ListNode.

madara::expression::ComponentNode * madara::expression::CompositeUnaryNode::right ( void  ) const

virtual

Returns the right expression.

Returns

a pointer to the right expression

Reimplemented from madara::expression::ComponentNode.

Definition at line 24 of file CompositeUnaryNode.cpp.

void madara::expression::ComponentNode::set_logger ( logger::Logger &  logger )

inherited

Sets the logger for printing errors and debugging info.

Parameters

logger

the logger to use

Definition at line 53 of file ComponentNode.cpp.

Member Data Documentation

logger::Logger* madara::expression::ComponentNode::logger_

protectedinherited

handle the context

Definition at line 96 of file ComponentNode.h.

ComponentNode* madara::expression::CompositeUnaryNode::right_

protected

Right expression.

Definition at line 43 of file CompositeUnaryNode.h.

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The documentation for this class was generated from the following files:

• include/madara/expression/CompositeUnaryNode.h
• include/madara/expression/CompositeUnaryNode.cpp