org.loom.binding
Class AbstractCollectionNode

java.lang.Object
  org.loom.binding.Node
      org.loom.binding.AbstractCollectionNode

Direct Known Subclasses:

ArrayNode, ListNode

public abstract class AbstractCollectionNode
extends Node

Constructor Summary

AbstractCollectionNode()

Method Summary

protected java.lang.Object	addItemToList(java.lang.Object container, java.lang.Object propertyList, java.lang.String[] propertyPath, int propertyIndex, int listIndex) Creates and add an item to the list if there is none there.
protected void	applyValidationImpl(java.lang.Object container, ValidationRequest request) Applies a validation.
protected abstract java.lang.Object	ensureCapacity(java.lang.Object container, java.lang.Object collection, int minSize) Checks that the collection has at least the expected size.
protected abstract java.lang.Object	get(java.lang.Object list, int index)
protected abstract int	getSize(java.lang.Object list)
java.lang.Object	getValue(java.lang.Object container, java.lang.String[] propertyPath, int propertyIndex) Gets the value of the property at the end of this chain
protected abstract void	set(java.lang.Object list, int index, java.lang.Object item) Adds an item to the list
void	setPropertyWrapper(PropertyWrapper wrapper)
void	setValue(java.lang.Object container, java.lang.Object value, java.lang.String[] propertyPath, int index) Sets a value to the property at the end of this chain

Methods inherited from class org.loom.binding.Node

applyValidation, getChild, getIndex, getIndexAsInt, getNextNodeClass, getPropertyName, getPropertyWrapper, isLeaf, setChild

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractCollectionNode

public AbstractCollectionNode()

Method Detail

getValue

public java.lang.Object getValue(java.lang.Object container,
                                 java.lang.String[] propertyPath,
                                 int propertyIndex)

Description copied from class: Node

Gets the value of the property at the end of this chain

Specified by:

getValue in class Node

Parameters:

container - The current property node (starts at the root of the chain)

propertyPath - the full path to the requested property

propertyIndex - the current index inside the property chain

Returns:

the value at the end of this chain, may be null

setValue

public void setValue(java.lang.Object container,
                     java.lang.Object value,
                     java.lang.String[] propertyPath,
                     int index)

Description copied from class: Node

Sets a value to the property at the end of this chain

Specified by:

setValue in class Node

Parameters:

container - The current property node (starts at the root of the chain)

value - the value to assign

index - the current index inside the property chain

addItemToList

protected java.lang.Object addItemToList(java.lang.Object container,
                                         java.lang.Object propertyList,
                                         java.lang.String[] propertyPath,
                                         int propertyIndex,
                                         int listIndex)

Creates and add an item to the list if there is none there. If there is already a value in that position, do nothing and return it.

Parameters:

propertyList - the list of values of this property

propertyPath - the property path

propertyIndex - the current node index

Returns:

the item added to the list

ensureCapacity

protected abstract java.lang.Object ensureCapacity(java.lang.Object container,
                                                   java.lang.Object collection,
                                                   int minSize)

Checks that the collection has at least the expected size. Enlarge it if it doesn't

Parameters:

container - the instance that contains this collection property

collection - the collection to check

minSize - the minimum size required

Returns:

the original collection if it does have the minimum size required, or a bigger copy if not.

applyValidationImpl

protected void applyValidationImpl(java.lang.Object container,
                                   ValidationRequest request)

Description copied from class: Node

Applies a validation. If there is more than one value involved in this validation (i.e. lists, maps, or arrays), validates every node.

Specified by:

applyValidationImpl in class Node

Parameters:

container - the container where to apply this validation. It cannot be null.

request - the validation to be performed

getSize

protected abstract int getSize(java.lang.Object list)

Parameters:

list - the List/array instance

Returns:

the size of the list

get

protected abstract java.lang.Object get(java.lang.Object list,
                                        int index)

Returns:

the required item in the list

set

protected abstract void set(java.lang.Object list,
                            int index,
                            java.lang.Object item)

Adds an item to the list

setPropertyWrapper

public void setPropertyWrapper(PropertyWrapper wrapper)

Overrides:

setPropertyWrapper in class Node

Parameters:

wrapper - the propertyWrapper of this field.