FieldRef (celesta-parent 8.2.0 API)

java.lang.Object
- ru.curs.celesta.score.Expr
- - ru.curs.celesta.score.FieldRef

public final class FieldRef
extends Expr

Reference to a table column.

Constructor Summary

Constructors
Constructor Description

FieldRef(String tableNameOrAlias, String columnName)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`accept(ExprVisitor visitor)`
`Column<?>`	`getColumn()`	Returns the column that the reference is pointing to.
`String`	`getColumnName()`	Returns column name.
`ViewColumnMeta<?>`	`getMeta()`	Returns the expression type.
`String`	`getTableNameOrAlias()`	Returns table name or alias.

Methods inherited from class ru.curs.celesta.score.Expr
getCSQL, getSQL, resolveFieldRefs

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

Constructor Detail

FieldRef

public FieldRef(String tableNameOrAlias,
                String columnName)

Method Detail
- getTableNameOrAlias
```
public String getTableNameOrAlias()
```
  Returns table name or alias.
- getColumnName
```
public String getColumnName()
```
  Returns column name.
- getMeta
```
public ViewColumnMeta<?> getMeta()
```
  Description copied from class: Expr
  
  Returns the expression type.
  
  Specified by:
  
  getMeta in class Expr
  
  Returns:
- getColumn
```
public Column<?> getColumn()
```
  Returns the column that the reference is pointing to.
- accept
```
public void accept(ExprVisitor visitor)
            throws ParseException
```
  Throws:
  
  ParseException