The QueryExpression visitor base class.
More...
#include <query_expression.h>
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virtual | ~Visitor () |
| Destructor.
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virtual void | visit (ValueComparand const &v) |
| The visitor instance has reached a ValueComparand within the expression tree. More...
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virtual void | visit (ReferenceComparand const &r) |
| The visitor instance has reached a ReferenceComparand instance within the expression tree. More...
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virtual void | visit (internal::ComparisonExpression const &c) |
| The visitor instance has reached a internal::ComparisonExpression instance within the expression tree. More...
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virtual void | visit (internal::StringContainsExpression const &s) |
| The visitor instance has reached a internal::StringContainsExpression instance within the expression tree. More...
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virtual void | visit (internal::AndExpression const &a) |
| The visitor instance has reached an internal::AndExpression within the expression tree. More...
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virtual void | visit (internal::OrExpression const &o) |
| The visitor instance has reached an internal::OrExpression within the expression tree. More...
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virtual void | visit (internal::EqualsExpression const &e) |
| The visitor instance has reached an internal::EqualsExpression within the expression tree. More...
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virtual void | visit (internal::NotExpression const &n) |
| The visitor instance has reached a internal::NotExpression within the expression tree. More...
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The QueryExpression visitor base class.
QueryExpression visitors should subclass this class and override the virtual member functions as needed. The base class implementation simply traverses through the expression tree. QueryExpression subclasses are required to implement the abstract method QueryExpression::accept.
To visit the nodes in a Filter expression, simply call Filter::accept with an instance of your
QueryExpression::Visitor subclass.
- See Also
- ValueComparand
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ReferenceComparand
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Filter
virtual void sosscli::QueryExpression::Visitor::visit |
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ValueComparand const & |
v) | |
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virtual |
The visitor instance has reached a ValueComparand within the expression tree.
- Parameters
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The visitor instance has reached a ReferenceComparand instance within the expression tree.
- Parameters
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virtual void sosscli::QueryExpression::Visitor::visit |
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internal::ComparisonExpression const & |
c) | |
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virtual |
The visitor instance has reached a internal::ComparisonExpression instance within the expression tree.
- Parameters
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c | A internal::ComparisonExpression node to visit |
virtual void sosscli::QueryExpression::Visitor::visit |
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internal::StringContainsExpression const & |
s) | |
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virtual |
The visitor instance has reached a internal::StringContainsExpression instance within the expression tree.
- Parameters
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s | A internal::StringContainsExpression node to visit |
virtual void sosscli::QueryExpression::Visitor::visit |
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internal::AndExpression const & |
a) | |
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virtual |
The visitor instance has reached an internal::AndExpression within the expression tree.
- Parameters
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a | An internal::AndExpression node to visit |
virtual void sosscli::QueryExpression::Visitor::visit |
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internal::OrExpression const & |
o) | |
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virtual |
The visitor instance has reached an internal::OrExpression within the expression tree.
- Parameters
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o | An internal::OrExpression node to visit |
virtual void sosscli::QueryExpression::Visitor::visit |
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internal::EqualsExpression const & |
e) | |
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virtual |
The visitor instance has reached an internal::EqualsExpression within the expression tree.
- Parameters
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e | An internal::EqualsExpression node to visit |
virtual void sosscli::QueryExpression::Visitor::visit |
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internal::NotExpression const & |
n) | |
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virtual |
The visitor instance has reached a internal::NotExpression within the expression tree.
- Parameters
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n | A internal::NotExpression node to visit |
The documentation for this class was generated from the following file: