Column (Ontopia)

java.lang.Object
- net.ontopia.persistence.rdbms.Column

```
public class Column
extends Object
```
INTERNAL: Represents the definition of a relational database column.

Field Summary

Fields
Modifier and Type	Field and Description
`protected String`	`default_value`
`protected String`	`name`
`protected boolean`	`nullable`
`protected Map<String,String>`	`properties`
`protected String`	`refcol`
`protected String`	`reftable`
`protected String`	`size`
`protected String`	`type`

Constructor Summary

Constructors
Constructor and Description

Column()

Constructors
Constructor and Description
`Column()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addProperty(String property, String value)` INTERNAL: Adds table property.
`String`	`getDefault()` INTERNAL: Gets the column default value.
`String`	`getName()` INTERNAL: Gets the name of the column.
`Collection<String>`	`getProperties()` INTERNAL: Gets the table properties.
`String`	`getProperty(String property)` INTERNAL: Gets the property value
`String`	`getReferencedColumn()` INTERNAL: Gets the name of the column that this column references.
`String`	`getReferencedTable()` INTERNAL: Returns the name of the table in which the column it references is stored.
`String`	`getSize()` INTERNAL: Gets the size of the column.
`String`	`getType()` INTERNAL: Gets the column datatype.
`boolean`	`isNullable()` INTERNAL: Returns true if the column can contain nulls.
`boolean`	`isReference()` INTERNAL: Returns true if the column references another column (is a foreign key column).
`void`	`removeProperty(String property, String value)` INTERNAL: Removes table property.
`void`	`setDefault(String default_value)` INTERNAL: Sets the column default value.
`void`	`setName(String name)` INTERNAL: Sets the name of the column.
`void`	`setNullable(boolean nullable)` INTERNAL: Sets whether the column can contain nulls or not.
`void`	`setReferencedColumn(String column)` INTERNAL: Sets the name of the column that this column references.
`void`	`setReferencedTable(String table)` INTERNAL: Sets the name of the table in which the column it references is stored.
`void`	`setSize(String size)` INTERNAL: Sets the size of the column.
`void`	`setType(String type)` INTERNAL: Sets the column datatype.

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

- Field Detail
  - name
```
protected String name
```
  - type
```
protected String type
```
  - size
```
protected String size
```
  - default_value
```
protected String default_value
```
  - reftable
```
protected String reftable
```
  - refcol
```
protected String refcol
```
  - nullable
```
protected boolean nullable
```
  - properties
```
protected Map<String,String> properties
```
- Constructor Detail
  - Column
```
public Column()
```
- Method Detail
  - getName
```
public String getName()
```
    INTERNAL: Gets the name of the column.
  - setName
```
public void setName(String name)
```
    INTERNAL: Sets the name of the column.
  - getProperties
```
public Collection<String> getProperties()
```
    INTERNAL: Gets the table properties.
  - getProperty
```
public String getProperty(String property)
```
    INTERNAL: Gets the property value
  - addProperty
```
public void addProperty(String property,
                        String value)
```
    INTERNAL: Adds table property.
  - removeProperty
```
public void removeProperty(String property,
                           String value)
```
    INTERNAL: Removes table property.
  - getType
```
public String getType()
```
    INTERNAL: Gets the column datatype.
  - setType
```
public void setType(String type)
```
    INTERNAL: Sets the column datatype.
  - getSize
```
public String getSize()
```
    INTERNAL: Gets the size of the column.
  - setSize
```
public void setSize(String size)
```
    INTERNAL: Sets the size of the column.
  - getDefault
```
public String getDefault()
```
    INTERNAL: Gets the column default value.
  - setDefault
```
public void setDefault(String default_value)
```
    INTERNAL: Sets the column default value.
  - isReference
```
public boolean isReference()
```
    INTERNAL: Returns true if the column references another column (is a foreign key column).
  - getReferencedTable
```
public String getReferencedTable()
```
    INTERNAL: Returns the name of the table in which the column it references is stored.
  - setReferencedTable
```
public void setReferencedTable(String table)
```
    INTERNAL: Sets the name of the table in which the column it references is stored.
  - getReferencedColumn
```
public String getReferencedColumn()
```
    INTERNAL: Gets the name of the column that this column references.
  - setReferencedColumn
```
public void setReferencedColumn(String column)
```
    INTERNAL: Sets the name of the column that this column references.
  - isNullable
```
public boolean isNullable()
```
    INTERNAL: Returns true if the column can contain nulls.
  - setNullable
```
public void setNullable(boolean nullable)
```
    INTERNAL: Sets whether the column can contain nulls or not.

Class Column

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

name

type

size

default_value

reftable

refcol

nullable

properties

Constructor Detail

Column

Method Detail

getName

setName

getProperties

getProperty

addProperty

removeProperty

getType

setType

getSize

setSize

getDefault

setDefault

isReference

getReferencedTable

setReferencedTable

getReferencedColumn

setReferencedColumn

isNullable

setNullable