com.saperion.database.query.visitor

Class NamedParameterCollector

java.lang.Object

com.saperion.database.query.visitor.SimpleQueryExpressionVisitor

com.saperion.database.query.visitor.NamedParameterCollector

All Implemented Interfaces:

QueryExpressionVisitor

public class NamedParameterCollector
extends SimpleQueryExpressionVisitor

This simple query expression visitor collects the named parameters of the visited expression.

Author:

jschwarz

Constructor Summary

Constructors

Constructor and Description
NamedParameterCollector()

Method Summary

Modifier and Type	Method and Description
protected <ExpressionType> void	finishNode(NodeExpression<ExpressionType> node) Implement this method to define the end of generic visits to non leaf nodes.
Map<String,Object>	getParameters()
protected <ExpressionType> void	startNode(NodeExpression<ExpressionType> node) Implement this method to define the start of generic visits to non leaf nodes.
<Type> void	visit(ParameterDefinition<Type> expression)
protected <ExpressionType> void	visitLeaf(LeafExpression<ExpressionType> leaf) Implement this method to define generic visits of leafs.

Methods inherited from class com.saperion.database.query.visitor.SimpleQueryExpressionVisitor

finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, finishVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, startVisit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NamedParameterCollector

public NamedParameterCollector()

Method Detail

visitLeaf

protected <ExpressionType> void visitLeaf(LeafExpression<ExpressionType> leaf)

Description copied from class: SimpleQueryExpressionVisitor

Implement this method to define generic visits of leafs.

Specified by:

visitLeaf in class SimpleQueryExpressionVisitor

Parameters:

leaf - the leaf node visited

startNode

protected <ExpressionType> void startNode(NodeExpression<ExpressionType> node)

Description copied from class: SimpleQueryExpressionVisitor

Implement this method to define the start of generic visits to non leaf nodes.

Specified by:

startNode in class SimpleQueryExpressionVisitor

Parameters:

node - the non lead node visited

finishNode

protected <ExpressionType> void finishNode(NodeExpression<ExpressionType> node)

Description copied from class: SimpleQueryExpressionVisitor

Implement this method to define the end of generic visits to non leaf nodes.

Specified by:

finishNode in class SimpleQueryExpressionVisitor

Parameters:

node - the non lead node visited

visit

public <Type> void visit(ParameterDefinition<Type> expression)

Specified by:

visit in interface QueryExpressionVisitor

Overrides:

visit in class SimpleQueryExpressionVisitor

getParameters

public Map<String,Object> getParameters()