org.apache.lens.driver.es.translator.impl

Class ESTermVisitor

java.lang.Object

org.apache.lens.driver.es.translator.ESVisitor

org.apache.lens.driver.es.translator.impl.ESTermVisitor

All Implemented Interfaces:

ASTVisitor

public class ESTermVisitor
extends ESVisitor

The ESTermVisitor for constructing elastic search queries from ASTNode

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.lens.driver.es.translator.ASTVisitor

ASTVisitor.OrderBy

Constructor Summary

Constructors

Constructor and Description
ESTermVisitor(ESDriverConfig config)

Method Summary

Modifier and Type	Method and Description
void	completeVisit()
void	visitAggregation(String aggregationType, String columnName, String alias)
void	visitGroupBy(String colName)
void	visitLimit(int limit)
void	visitOrderBy(String colName, ASTVisitor.OrderBy orderBy)
void	visitSimpleSelect(String column, String alias)

Methods inherited from class org.apache.lens.driver.es.translator.ESVisitor

getQuery, rewrite, rewrite, visitAllCols, visitCriteria, visitFrom

Methods inherited from class java.lang.Object

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

Constructor Detail

ESTermVisitor

public ESTermVisitor(ESDriverConfig config)

Method Detail

visitSimpleSelect

public void visitSimpleSelect(String column,
                              String alias)

visitAggregation

public void visitAggregation(String aggregationType,
                             String columnName,
                             String alias)

visitGroupBy

public void visitGroupBy(String colName)

visitLimit

public void visitLimit(int limit)

Specified by:

visitLimit in interface ASTVisitor

Overrides:

visitLimit in class ESVisitor

visitOrderBy

public void visitOrderBy(String colName,
                         ASTVisitor.OrderBy orderBy)

completeVisit

public void completeVisit()