Package org.teiid.translator.mongodb

Class ExpressionEvaluator

java.lang.Object

org.teiid.language.visitor.AbstractLanguageVisitor

org.teiid.language.visitor.HierarchyVisitor

org.teiid.translator.mongodb.ExpressionEvaluator

All Implemented Interfaces:

LanguageObjectVisitor

public class ExpressionEvaluator
extends HierarchyVisitor

Field Summary

Fields

Modifier and Type	Field	Description
protected ArrayList<TranslatorException>	exceptions
protected Stack<Boolean>	match

Method Summary

Modifier and Type	Method	Description
protected void	append(List<? extends LanguageObject> items)	Simple utility to append a list of language objects to the current buffer by creating a comma-separated list.
void	append(LanguageObject obj)	Appends the string form of the LanguageObject to the current buffer.
protected void	append(LanguageObject[] items)	Simple utility to append an array of language objects to the current buffer by creating a comma-separated list.
static boolean	matches(MongoDBExecutionFactory executionFactory, com.mongodb.DB mongoDB, Condition condition, com.mongodb.BasicDBObject row, org.teiid.translator.mongodb.MongoDBUpdateExecution.RowInfo rowInfo)
void	visit(AndOr obj)
void	visit(Comparison obj)
void	visit(In obj)
void	visit(IsNull obj)
void	visit(Like 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, 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

match

protected Stack<Boolean> match

exceptions

protected ArrayList<TranslatorException> exceptions

Method Detail

matches

public static boolean matches(MongoDBExecutionFactory executionFactory,
                              com.mongodb.DB mongoDB,
                              Condition condition,
                              com.mongodb.BasicDBObject row,
                              org.teiid.translator.mongodb.MongoDBUpdateExecution.RowInfo rowInfo)
                       throws TranslatorException

Throws:

TranslatorException

visit

public void visit(Comparison 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

visit

public void visit(In obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

visit

public void visit(IsNull obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

visit

public void visit(Like obj)

Specified by:

visit in interface LanguageObjectVisitor

Overrides:

visit in class HierarchyVisitor

append

public void append(LanguageObject obj)

Appends the string form of the LanguageObject to the current buffer.

Parameters:

obj - the language object instance

append

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

Simple utility to append a list of language objects to the current buffer by creating a comma-separated list.

Parameters:

items - a list of LanguageObjects

append

protected void append(LanguageObject[] items)

Simple utility to append an array of language objects to the current buffer by creating a comma-separated list.

Parameters:

items - an array of LanguageObjects