Package org.geotools.xsd.impl

Class NodeImpl

Object

NodeImpl

All Implemented Interfaces:

Node

public class NodeImpl
extends Object
implements Node

Constructor Summary

Constructors

Constructor	Description
NodeImpl(InstanceComponent component)
NodeImpl(InstanceComponent component, Object value)

Method Summary

Modifier and Type	Method	Description
void	addAttribute(Node attribute)
void	addChild(Node child)
void	collapseWhitespace()
Node	getAttribute(Class<?> clazz)	Returns the node corresponding to the attribute which has a parsed value which is an instance of clazz.
Node	getAttribute(String name)	Returns the node corresonding to the attribute with the specified name.
List<Node>	getAttributes()	Returns all nodes corresponding to attributes.
List<Node>	getAttributes(Class<?> clazz)	Returns all nodes corresponding to attributes which has a parsed values which are instances of clazz.
Object	getAttributeValue(Class<?> clazz)	Helper method for access to the parsed value of the attribute whose parsed value is an instance of clazz.
Object	getAttributeValue(Class clazz, Object defaultValue)	Helper method for access to the parsed value of the attribute whose parsed value is an instance of clazz, returning a defaultValue when no such attribute is present.
Object	getAttributeValue(String name)	Helper method for access to the parsed value of the attribute with the specified name.
Object	getAttributeValue(String name, Object defaultValue)	Helper method for access to the parsed value of the attribute with the specified name, returning a defaultValue when no such attribute is present
List<Object>	getAttributeValues(Class<?> clazz)	Helper method for access ot the parsed values of attribute nodes whose parsed values are instances of clazz.
Node	getChild(Class<?> clazz)	Returns a node corresponding to a child element which has a parsed value which is an instance of clazz.
Node	getChild(String name)	Returns a node corresponding to a child element.
List<Node>	getChildren()	Contents of this node.
List<Node>	getChildren(Class<?> clazz)	Returns all nodes corresponding to child elements with the parsed values that are instances of clazz
List<Node>	getChildren(String name)	Returns all nodes corresponding child elements with the specified name.
Object	getChildValue(int index)	Helper method for access to child's parsed contents.
<T> T	getChildValue(Class<T> clazz)	Helper method for access to child's parsed contents by class.
<T> T	getChildValue(Class<T> clazz, T defaultValue)	Helper method for access to child's parsed contents by class, returning a defaultValue when no such value is present
Object	getChildValue(String name)	Helper method for access to child's parsed contents by element name.
Object	getChildValue(String name, Object defaultValue)	Helper method for access to child's parsed contents by element name.returning a defaultValue when no such value is present
<T> List<T>	getChildValues(Class<T> clazz)	Helper method for access to the set of parsed child values which are instances of the specified class.
List<Object>	getChildValues(String name)	Helper method for access to the set of parse child values with the specified name.
InstanceComponent	getComponent()
int	getNAttributes()
int	getNChildren()
Node	getParent()	Returns the parent node for this node
Object	getValue()
boolean	hasAttribute(Class<?> clazz)	Determines if the node has an attribute whose value is of the specified class.
boolean	hasAttribute(String name)	Determines if the node has an attribute with the specified name.
boolean	hasChild(Class<?> clazz)	Determines if the node has a child whose value is of the specified class.
boolean	hasChild(String name)	Determines if the node has a child with the specified name.
Node	removeAttribute(String name)
Node	removeChild(String name)
void	removeChild(Node child)
void	setParent(Node parent)	Sets the parent pointer for this node.
void	setValue(Object value)	Sets the value of the node.
String	toString()

Methods inherited from class Object

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

Constructor Detail

NodeImpl

public NodeImpl(InstanceComponent component)

NodeImpl

public NodeImpl(InstanceComponent component,
                Object value)

Method Detail

getComponent

public InstanceComponent getComponent()

Specified by:

getComponent in interface Node

Returns:

The component instance.

getValue

public Object getValue()

Specified by:

getValue in interface Node

Returns:

The parsed value of the instance component.

setValue

public void setValue(Object value)

Description copied from interface: Node

Sets the value of the node.

Specified by:

setValue in interface Node

Parameters:

value - The new parse value.

hasChild

public boolean hasChild(String name)

Description copied from interface: Node

Determines if the node has a child with the specified name.

Specified by:

hasChild in interface Node

Parameters:

name - The name of a child node.

Returns:

true if a child node exists with the name, otehrwise false.

hasChild

public boolean hasChild(Class<?> clazz)

Description copied from interface: Node

Determines if the node has a child whose value is of the specified class.

Specified by:

hasChild in interface Node

Parameters:

clazz - The class of the child node value.

Returns:

true if a child node exists with the class, otherwise false .

getChildren

public List<Node> getChildren()

Contents of this node.

XXX: either return unmodifeable Collection, or return the collection directly. Client code should make the copy iff they need it. Going to try changing it and see what breaks.

Specified by:

getChildren in interface Node

Returns:

A list containing objects of type Node.

See Also:

Node.getChildren()

getNChildren

public int getNChildren()

getChildren

public List<Node> getChildren(String name)

Description copied from interface: Node

Returns all nodes corresponding child elements with the specified name. This method returns an empty list if it finds no nodes corresponding to the specified name.

Specified by:

getChildren in interface Node

Parameters:

name - The name of a child element.

Returns:

A list containing objects of type Node.

getChildren

public List<Node> getChildren(Class<?> clazz)

Description copied from interface: Node

Returns all nodes corresponding to child elements with the parsed values that are instances of clazz

Specified by:

getChildren in interface Node

Parameters:

clazz - The class of parsed child values.

Returns:

A list containing objects of type Node, such that node#getValue() is an instance of clazz, or an empty list.

getChild

public Node getChild(String name)

Description copied from interface: Node

Returns a node corresponding to a child element. This method returns the first such node it finds and no order is guaranteed, it is provided for convenience. This method returns null if it finds no such child node matching the specified name.

Specified by:

getChild in interface Node

Parameters:

name - The name of a child element.

Returns:

The first node that matches a child element with the specified name.

getChild

public Node getChild(Class<?> clazz)

Description copied from interface: Node

Returns a node corresponding to a child element which has a parsed value which is an instance of clazz. This method returns the first such node it finds and no order is guarenteed, it is providedd for convenience. This method returns null if it finds no such child mathing the above criteria.

Specified by:

getChild in interface Node

Parameters:

clazz - The class of the parsed value of a child element.

Returns:

The first node found, or null.

hasAttribute

public boolean hasAttribute(Class<?> clazz)

Description copied from interface: Node

Determines if the node has an attribute whose value is of the specified class.

Specified by:

hasAttribute in interface Node

Parameters:

clazz - The class of the attribute value

Returns:

true if an attribute exists with the class, otherwise false .

hasAttribute

public boolean hasAttribute(String name)

Description copied from interface: Node

Determines if the node has an attribute with the specified name.

Specified by:

hasAttribute in interface Node

Parameters:

name - The name of an attribute

Returns:

true if am attribute exists with the name, otehrwise false.

getAttributes

public List<Node> getAttributes()

Description copied from interface: Node

Returns all nodes corresponding to attributes.

Specified by:

getAttributes in interface Node

Returns:

A list containing objects of type node.

getAttributes

public List<Node> getAttributes(Class<?> clazz)

Description copied from interface: Node

Returns all nodes corresponding to attributes which has a parsed values which are instances of clazz.

Specified by:

getAttributes in interface Node

Parameters:

clazz - The class of parsed attribute values.

Returns:

A list of attribute nodes whose parsed values are instances of clazz, or an empty list.

getNAttributes

public int getNAttributes()

getAttribute

public Node getAttribute(String name)

Description copied from interface: Node

Returns the node corresonding to the attribute with the specified name. This method returns null if it finds no such attribute node matching the specified name.

Specified by:

getAttribute in interface Node

Parameters:

name - The name of the attribute.

getAttribute

public Node getAttribute(Class<?> clazz)

Description copied from interface: Node

Returns the node corresponding to the attribute which has a parsed value which is an instance of clazz. In the event that the node contains multple attributes matching the above criteria, the first encountered is returned, with no guaratnee of order. For all nodes matching this criteria use Node.getAttributes(Class).

Specified by:

getAttribute in interface Node

Parameters:

clazz - The class of parsed attribute values.

Returns:

The attribute node whose parsed value is an instance of clazz, or null if no such node exists.

getAttributeValue

public Object getAttributeValue(String name)

Description copied from interface: Node

Helper method for access to the parsed value of the attribute with the specified name.

Specified by:

getAttributeValue in interface Node

Parameters:

name - The name of the attribute in which to retreive the parsed value from.

Returns:

the parsed value of the attribute matching the criteria, or null if no such attribute is found.

getAttributeValue

public Object getAttributeValue(Class<?> clazz)

Description copied from interface: Node

Helper method for access to the parsed value of the attribute whose parsed value is an instance of clazz. In the event that the node contains multple attributes matching the above criteria, the first encountered is returned, with no guaratnee of order. For all values matching this criteria use Node.getAttributeValues(Class).

Specified by:

getAttributeValue in interface Node

Parameters:

clazz - The class of parsed attribute values.

Returns:

the parsed value of the attribute matching the criteria, or null if no such attribute is found.

getAttributeValues

public List<Object> getAttributeValues(Class<?> clazz)

Description copied from interface: Node

Helper method for access ot the parsed values of attribute nodes whose parsed values are instances of clazz.

Specified by:

getAttributeValues in interface Node

Parameters:

clazz - The class of parsed attribute values.

Returns:

The list of attribute values which are instances of clazz, or an empty list.

toString

public String toString()

Overrides:

toString in class Object

getChildValue

public Object getChildValue(int index)

Description copied from interface: Node

Helper method for access to child's parsed contents.

Should be in the range of getChildren().size()

Simple helper method for the contents of getChildren: return ((Node)getChildren.get( index )).getValue();

Specified by:

getChildValue in interface Node

Returns:

the value of the child at the given index

getChildValue

public Object getChildValue(String name)

Description copied from interface: Node

Helper method for access to child's parsed contents by element name.

In the event that the node has multiple children matching name the first encountered is returned, there is no guarantee of order. For a list of all values matching name use Node.getChildValues(String).

Specified by:

getChildValue in interface Node

Parameters:

name - The name of the child which parsed content is to be retrieved.

Returns:

the value of the child with the given name, or null if the child does not exist.

getChildValue

public <T> T getChildValue(Class<T> clazz)

Description copied from interface: Node

Helper method for access to child's parsed contents by class.

In the event that the node has multiple children which are instances of clazz , the first is returned, there is no guarantee of order. For a list of all values which are instances of clazz use Node.getChildValues(Class).

Specified by:

getChildValue in interface Node

Parameters:

clazz - The class of parsed child value.

Returns:

the value of the child which is an instance of clazz, or null if no such child exists.

getChildValues

public List<Object> getChildValues(String name)

Description copied from interface: Node

Helper method for access to the set of parse child values with the specified name.

Specified by:

getChildValues in interface Node

Parameters:

name - The name of the child element in which to retreive the parsed value.

Returns:

A list of values representing the parsed values of the children, or an empty list of no such values exist.

getChildValues

public <T> List<T> getChildValues(Class<T> clazz)

Description copied from interface: Node

Helper method for access to the set of parsed child values which are instances of the specified class.

Specified by:

getChildValues in interface Node

Parameters:

clazz - The class of the child values.

Returns:

A list of child values which are instances of class, or an empty list if no such values exist.

getAttributeValue

public Object getAttributeValue(String name,
                                Object defaultValue)

Description copied from interface: Node

Helper method for access to the parsed value of the attribute with the specified name, returning a defaultValue when no such attribute is present

Specified by:

getAttributeValue in interface Node

Parameters:

name - The name of the attribute in which to retreive the parsed value from.

defaultValue - A defaultValue to return, if no such attribute found.

Returns:

the parsed value of the attribute matching the criteria, or defaultValue if no such attribute is found.

getAttributeValue

public Object getAttributeValue(Class clazz,
                                Object defaultValue)

Description copied from interface: Node

Helper method for access to the parsed value of the attribute whose parsed value is an instance of clazz, returning a defaultValue when no such attribute is present. In the event that the node contains multple attributes matching the above criteria, the first encountered is returned, with no guaratnee of order. For all values matching this criteria use Node.getAttributeValues(Class).

Specified by:

getAttributeValue in interface Node

Parameters:

clazz - The class of parsed attribute values.

defaultValue - A defaultValue to return, if no such attribute found.

Returns:

the parsed value of the attribute matching the criteria, or defaultValue if no such attribute is found.

getChildValue

public Object getChildValue(String name,
                            Object defaultValue)

Description copied from interface: Node

Helper method for access to child's parsed contents by element name.returning a defaultValue when no such value is present

In the event that the node has multiple children mathing name the first encountered is returned, there is no guarantee of order. For a list of all values matching name use Node.getChildValues(String).

Specified by:

getChildValue in interface Node

Parameters:

name - The name of the child which parsed content is to be retrived.

defaultValue - A defaultValue to return, if no such child found.

Returns:

the value of the child with the given name, or defaultValue if the child does not exist.

getChildValue

public <T> T getChildValue(Class<T> clazz,
                           T defaultValue)

Description copied from interface: Node

Helper method for access to child's parsed contents by class, returning a defaultValue when no such value is present

In the event that the node has multiple children which are instances of clazz , the first is returned, there is no guarantee of order. For a list of all values which are instances of clazz use Node.getChildValues(Class).

Specified by:

getChildValue in interface Node

Parameters:

clazz - The class of parsed child value.

defaultValue - A defaultValue to return, if no such child found.

Returns:

the value of the child which is an instance of clazz, or defaultValue if no such child exists.

addChild

public void addChild(Node child)

removeChild

public Node removeChild(String name)

removeChild

public void removeChild(Node child)

getParent

public Node getParent()

Description copied from interface: Node

Returns the parent node for this node

Specified by:

getParent in interface Node

Returns:

The parent node. Returns null if no parent exists.

setParent

public void setParent(Node parent)

Description copied from interface: Node

Sets the parent pointer for this node. Call with a null parameter to clear the parent pointer

Specified by:

setParent in interface Node

Parameters:

parent - The new parent node. Passing null will clear the parent pointer.

addAttribute

public void addAttribute(Node attribute)

removeAttribute

public Node removeAttribute(String name)

collapseWhitespace

public void collapseWhitespace()