Package org.teiid.translator.odata4

Class ODataFilterVisitor

java.lang.Object

org.teiid.language.visitor.AbstractLanguageVisitor

org.teiid.language.visitor.HierarchyVisitor

org.teiid.translator.odata4.ODataFilterVisitor

All Implemented Interfaces:

LanguageObjectVisitor

public class ODataFilterVisitor
extends HierarchyVisitor

Only walks the filter version of the query

Field Summary

Fields

Modifier and Type	Field	Description
protected ArrayList<TranslatorException>	exceptions
protected StringBuilder	filter

Constructor Summary

Constructors

Constructor	Description
ODataFilterVisitor(ODataExecutionFactory ef, RuntimeMetadata metadata, ODataQuery query)

Method Summary

Modifier and Type	Method	Description
protected void	append(List<? extends LanguageObject> items)
void	append(LanguageObject obj)
protected void	append(LanguageObject[] items)
void	appendFilter(Condition condition)
protected void	appendNestedCondition(AndOr parent, Condition condition)
protected void	appendRightComparison(Comparison obj)
protected boolean	isInfixFunction(String function)
void	visit(AndOr obj)
void	visit(ColumnReference obj)
void	visit(Comparison obj)
void	visit(Function obj)
void	visit(IsNull obj)
void	visit(Literal obj)
void	visit(Not obj)

Methods inherited from class org.teiid.language.visitor.HierarchyVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class org.teiid.language.visitor.AbstractLanguageVisitor

visit, visit, visit, visit, visit, visitNode, visitNodes, visitNodes

Methods inherited from class java.lang.Object

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

Field Detail

filter

protected StringBuilder filter

exceptions

protected ArrayList<TranslatorException> exceptions

Constructor Detail

ODataFilterVisitor

public ODataFilterVisitor(ODataExecutionFactory ef,
                          RuntimeMetadata metadata,
                          ODataQuery query)

Method Detail

appendFilter

public void appendFilter(Condition condition)
                  throws TranslatorException

Throws:

TranslatorException

visit

public void visit(Comparison obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

appendRightComparison

protected void appendRightComparison(Comparison obj)

visit

public void visit(IsNull obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

visit

public void visit(AndOr obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

appendNestedCondition

protected void appendNestedCondition(AndOr parent,
                                     Condition condition)

visit

public void visit(ColumnReference obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class AbstractLanguageVisitor

isInfixFunction

protected boolean isInfixFunction(String function)

visit

public void visit(Function obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

visit

public void visit(Literal obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class AbstractLanguageVisitor

visit

public void visit(Not obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

append

public void append(LanguageObject obj)

append

protected void append(List<? extends LanguageObject> items)

append

protected void append(LanguageObject[] items)