Persistable.ObjectIdFieldSupplier (DataNucleus Core 4.1.17-SNAPSHOT API)

All Known Subinterfaces:

Persistable.ObjectIdFieldManager

Enclosing interface:

Persistable
```
public static interface Persistable.ObjectIdFieldSupplier
```
This interface is used to provide fields to the Object id instance. It is used by the method copyKeyFieldsToObjectId. When the method is called, the generated code calls the instance of ObjectIdFieldManager for each field in the object id.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`boolean`	`fetchBooleanField(int fieldNumber)` Fetch one field from the field manager.
`byte`	`fetchByteField(int fieldNumber)` Fetch one field from the field manager.
`char`	`fetchCharField(int fieldNumber)` Fetch one field from the field manager.
`double`	`fetchDoubleField(int fieldNumber)` Fetch one field from the field manager.
`float`	`fetchFloatField(int fieldNumber)` Fetch one field from the field manager.
`int`	`fetchIntField(int fieldNumber)` Fetch one field from the field manager.
`long`	`fetchLongField(int fieldNumber)` Fetch one field from the field manager.
`Object`	`fetchObjectField(int fieldNumber)` Fetch one field from the field manager.
`short`	`fetchShortField(int fieldNumber)` Fetch one field from the field manager.
`String`	`fetchStringField(int fieldNumber)` Fetch one field from the field manager.

- Method Detail
  - fetchBooleanField
```
boolean fetchBooleanField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchCharField
```
char fetchCharField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchByteField
```
byte fetchByteField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchShortField
```
short fetchShortField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchIntField
```
int fetchIntField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchLongField
```
long fetchLongField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchFloatField
```
float fetchFloatField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchDoubleField
```
double fetchDoubleField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchStringField
```
String fetchStringField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.
  - fetchObjectField
```
Object fetchObjectField(int fieldNumber)
```
    Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId.
    
    Parameters:
    
    fieldNumber - the field number of the key field.
    
    Returns:
    
    the value of the field to be stored into the ObjectId.

Interface Persistable.ObjectIdFieldSupplier

Method Summary

Method Detail

fetchBooleanField

fetchCharField

fetchByteField

fetchShortField

fetchIntField

fetchLongField

fetchFloatField

fetchDoubleField

fetchStringField

fetchObjectField