SqlToRelConverter.SqlIdentifierFinder (Flink : 2.0-SNAPSHOT API)

java.lang.Object
- org.apache.calcite.sql2rel.SqlToRelConverter.SqlIdentifierFinder

All Implemented Interfaces:

org.apache.calcite.sql.util.SqlVisitor<Boolean>

Enclosing class:

SqlToRelConverter
```
public static class SqlToRelConverter.SqlIdentifierFinder
extends Object
implements org.apache.calcite.sql.util.SqlVisitor<Boolean>
```
Visitor that looks for an SqlIdentifier inside a tree of SqlNode objects and return Boolean.TRUE when it finds one.

Constructor Summary

Constructors
Constructor Description

SqlIdentifierFinder()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Boolean`	`visit(org.apache.calcite.sql.SqlCall sqlCall)`
`Boolean`	`visit(org.apache.calcite.sql.SqlDataTypeSpec type)`
`Boolean`	`visit(org.apache.calcite.sql.SqlDynamicParam param)`
`Boolean`	`visit(org.apache.calcite.sql.SqlIdentifier identifier)`
`Boolean`	`visit(org.apache.calcite.sql.SqlIntervalQualifier intervalQualifier)`
`Boolean`	`visit(org.apache.calcite.sql.SqlLiteral literal)`
`Boolean`	`visit(org.apache.calcite.sql.SqlNodeList nodeList)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SqlIdentifierFinder
```
public SqlIdentifierFinder()
```
- Method Detail
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlCall sqlCall)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlNodeList nodeList)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlIdentifier identifier)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlLiteral literal)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlDataTypeSpec type)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlDynamicParam param)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>
  - visit
```
public Boolean visit(org.apache.calcite.sql.SqlIntervalQualifier intervalQualifier)
```
    Specified by:
    
    visit in interface org.apache.calcite.sql.util.SqlVisitor<Boolean>