NodeImpl (Geotools modules 21.0 API)

Object
- NodeImpl

All Implemented Interfaces:: Node

public class NodeImpl
extends Object
implements Node

Constructor Summary

Constructors
Constructor and Description

NodeImpl(InstanceComponent component)

NodeImpl(InstanceComponent component, Object value)

Constructors
Constructor and Description
`NodeImpl(InstanceComponent component)`
`NodeImpl(InstanceComponent component, Object value)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and 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`	`getAttributes()` Returns all nodes corresponding to attributes.
`List`	`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`	`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`	`getChildren()` Contents of this node.
`List`	`getChildren(Class clazz)` Returns all nodes corresponding to child elements with the parsed values that are instances of `clazz`
`List`	`getChildren(String name)` Returns all nodes corresponding child elements with the specified name.
`Object`	`getChildValue(Class clazz)` Helper method for access to child's parsed contents by class.
`Object`	`getChildValue(Class clazz, Object defaultValue)` 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.
`Object`	`getChildValue(int index)` Helper method for access to child's parsed contents.
`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 In the event that the node has multiple children mathing `name the first encountered is returned, there is no guarantee of order.`
`List`	`getChildValues(Class clazz)` Helper method for access to the set of parsed child values which are instances of the specified class.
`List`	`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)`
`void`	`removeChild(Node child)`
`Node`	`removeChild(String name)`
`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 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 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 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 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 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 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 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. Returns: the value of the child with the given name, or null if the child does not exist. getChildValue public Object getChildValue(Class 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 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 List getChildValues(Class 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 Object getChildValue(Class clazz, Object 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()

Class NodeImpl

Constructor Summary

Method Summary

Methods inherited from class Object

Constructor Detail

NodeImpl

NodeImpl

Method Detail

getComponent

getValue

setValue

hasChild

hasChild

getChildren

getNChildren

getChildren

getChildren

getChild

getChild

hasAttribute

hasAttribute

getAttributes

getAttributes

getNAttributes

getAttribute

getAttribute

getAttributeValue

getAttributeValue

getAttributeValues

toString

getChildValue

getChildValue

getChildValue

getChildValues

getChildValues

getAttributeValue

getAttributeValue

getChildValue

getChildValue

addChild

removeChild

removeChild

getParent

setParent

addAttribute

removeAttribute

collapseWhitespace