Package org.assertj.db.navigation

Class PositionWithPoints<E extends AbstractElement<E> & Navigation,N extends AbstractElement<N> & Navigation,D extends DbElement>

java.lang.Object

org.assertj.db.navigation.PositionWithPoints<E,N,D>

Type Parameters:

E - The class of the actual position (an sub-class of AbstractElement and of Navigation).

N - The class of the next position where the navigation go (an sub-class of AbstractElement and of Navigation).

D - The class of the database element on which is the next position (an sub-class of DbElement).

public abstract class PositionWithPoints<E extends AbstractElement<E> & Navigation,N extends AbstractElement<N> & Navigation,D extends DbElement>
extends Object

Position with point (start point and end point) during navigation.

Since:

1.1.0

Author:

Régis Pouiller

Constructor Summary

Constructors

Constructor	Description
PositionWithPoints(E myself, Class<N> elementClass, Class<D> pointClass, D atStartPoint, D atEndPoint)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected abstract String	getDescriptionAtEndPoint()	Returns the description at end point.
protected abstract String	getDescriptionAtStartPoint()	Returns the description at start point.
protected N	getInstance(D element)	Gets an instance of element of navigation corresponding to the element in parameter.
N	getInstanceAtEndPoint()	Gets an instance of element of navigation at end point.
N	getInstanceAtStartPoint()	Gets an instance of element of navigation at start point.

Methods inherited from class java.lang.Object

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

Constructor Details

PositionWithPoints

public PositionWithPoints(E myself,
 Class<N> elementClass,
 Class<D> pointClass,
 D atStartPoint,
 D atEndPoint)

Constructor.

Parameters:

myself - Actual value.

elementClass - Class of the element of navigation (used to make instance).

pointClass - Class of the database element at the next point (used to make instance).

atStartPoint - The element at start point

atEndPoint - The element at end point

Method Details

getInstanceAtStartPoint

public N getInstanceAtStartPoint()

Gets an instance of element of navigation at start point. If this instance is already instanced, the method returns it from the cache.

Returns:

The instance of element of navigation.

getInstanceAtEndPoint

public N getInstanceAtEndPoint()

Gets an instance of element of navigation at end point. If this instance is already instanced, the method returns it from the cache.

Returns:

The instance of element of navigation.

getInstance

protected N getInstance(D element)

Gets an instance of element of navigation corresponding to the element in parameter.

Parameters:

element - The element.

Returns:

The instance of element of navigation.

getDescriptionAtStartPoint

protected abstract String getDescriptionAtStartPoint()

Returns the description at start point.

Returns:

The description at start point

getDescriptionAtEndPoint

protected abstract String getDescriptionAtEndPoint()

Returns the description at end point.

Returns:

The description at end point