org.mule.modules.sparksql.datasense

Class SimpleSyntaxVisitor

java.lang.Object

org.mule.common.query.DefaultQueryVisitor

org.mule.modules.sparksql.datasense.SimpleSyntaxVisitor

All Implemented Interfaces:

org.mule.common.query.QueryVisitor

public class SimpleSyntaxVisitor
extends org.mule.common.query.DefaultQueryVisitor

Visitor used for translate DSQL to an simple query sintax

Constructor Summary

Constructors

Constructor and Description
SimpleSyntaxVisitor()

Method Summary

Modifier and Type	Method and Description
String	toSimpleQuery()
void	visitAnd()
void	visitBeginExpression()
void	visitComparison(String operator, org.mule.common.query.Field field, org.mule.common.query.expression.Value<?> value) This method translate an Dsql comparison
void	visitEndPrecedence() Precedence delimiter. end.
void	visitFields(List<org.mule.common.query.Field> fields)
void	visitInitPrecedence() Precedence delimiter. init.
void	visitOR()
void	visitTypes(List<org.mule.common.query.Type> types)

Methods inherited from class org.mule.common.query.DefaultQueryVisitor

_dont_implement_QueryVisitor___instead_extend_DefaultQueryVisitor, operatorVisitor, visitLimit, visitOffset, visitOrderByFields

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleSyntaxVisitor

public SimpleSyntaxVisitor()

Method Detail

visitFields

public void visitFields(List<org.mule.common.query.Field> fields)

Specified by:

visitFields in interface org.mule.common.query.QueryVisitor

Overrides:

visitFields in class org.mule.common.query.DefaultQueryVisitor

visitTypes

public void visitTypes(List<org.mule.common.query.Type> types)

Specified by:

visitTypes in interface org.mule.common.query.QueryVisitor

Overrides:

visitTypes in class org.mule.common.query.DefaultQueryVisitor

visitAnd

public void visitAnd()

Specified by:

visitAnd in interface org.mule.common.query.QueryVisitor

Overrides:

visitAnd in class org.mule.common.query.DefaultQueryVisitor

visitOR

public void visitOR()

Specified by:

visitOR in interface org.mule.common.query.QueryVisitor

Overrides:

visitOR in class org.mule.common.query.DefaultQueryVisitor

visitBeginExpression

public void visitBeginExpression()

Specified by:

visitBeginExpression in interface org.mule.common.query.QueryVisitor

Overrides:

visitBeginExpression in class org.mule.common.query.DefaultQueryVisitor

visitComparison

public void visitComparison(String operator,
                            org.mule.common.query.Field field,
                            org.mule.common.query.expression.Value<?> value)

This method translate an Dsql comparison

Specified by:

visitComparison in interface org.mule.common.query.QueryVisitor

Overrides:

visitComparison in class org.mule.common.query.DefaultQueryVisitor

Parameters:

operator - already translated operator.

field - field to compare.

value - value to compare.

visitInitPrecedence

public void visitInitPrecedence()

Precedence delimiter. init.

Specified by:

visitInitPrecedence in interface org.mule.common.query.QueryVisitor

Overrides:

visitInitPrecedence in class org.mule.common.query.DefaultQueryVisitor

visitEndPrecedence

public void visitEndPrecedence()

Precedence delimiter. end.

Specified by:

visitEndPrecedence in interface org.mule.common.query.QueryVisitor

Overrides:

visitEndPrecedence in class org.mule.common.query.DefaultQueryVisitor

toSimpleQuery

public String toSimpleQuery()