org.apache.commons.jxpath.ri.model.beans
Class BeanPointer

java.lang.Object
  |
  +--org.apache.commons.jxpath.ri.model.NodePointer
        |
        +--org.apache.commons.jxpath.ri.model.beans.PropertyOwnerPointer
              |
              +--org.apache.commons.jxpath.ri.model.beans.BeanPointer

All Implemented Interfaces:

java.lang.Cloneable, java.lang.Comparable, Pointer

public class BeanPointer

extends PropertyOwnerPointer

A Pointer that points to a JavaBean or a collection. It is the first element of a path, following elements will by of type PropertyPointer.

Version:

$Revision: 1.4 $ $Date: 2002/05/29 00:40:58 $

Author:

Dmitri Plotnikov

Field Summary

Fields inherited from class org.apache.commons.jxpath.ri.model.NodePointer

index, locale, parent, UNKNOWN_NAMESPACE, WHOLE_COLLECTION

Constructor Summary

BeanPointer(NodePointer parent, QName name, java.lang.Object bean, JXPathBeanInfo beanInfo)

BeanPointer(QName name, java.lang.Object bean, JXPathBeanInfo beanInfo, java.util.Locale locale)

Method Summary

java.lang.String	asPath() Empty string
boolean	equals(java.lang.Object object)
java.lang.Object	getBaseValue() Returns the bean itself
int	getLength() If the bean is a collection, returns the length of that collection, otherwise returns 1.
QName	getName() Returns the name of this node.
PropertyPointer	getPropertyPointer()
int	hashCode()
void	remove() Remove the node of the object graph this pointer points to.
void	setValue(java.lang.Object value) Throws an exception if you try to change the root element.

Methods inherited from class org.apache.commons.jxpath.ri.model.beans.PropertyOwnerPointer

attributeIterator, childIterator, compareChildNodePointers, createChild, createChild, getNodeValue, isCollection, setIndex

Methods inherited from class org.apache.commons.jxpath.ri.model.NodePointer

clone, compareTo, createPath, createPath, getDefaultNamespaceURI, getExpandedName, getIndex, getLocale, getNamespaceURI, getNamespaceURI, getParent, getPointerByID, getPointerByKey, getValue, getValuePointer, isActual, isDefaultNamespace, isLanguage, isLeaf, isNode, isRoot, namespaceIterator, namespacePointer, newChildNodePointer, newNodePointer, printPointerChain, testNode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

BeanPointer

public BeanPointer(QName name,
                   java.lang.Object bean,
                   JXPathBeanInfo beanInfo,
                   java.util.Locale locale)

BeanPointer

public BeanPointer(NodePointer parent,
                   QName name,
                   java.lang.Object bean,
                   JXPathBeanInfo beanInfo)

Parameters:

name - is the name given to the first node

Method Detail

getPropertyPointer

public PropertyPointer getPropertyPointer()

Specified by:

getPropertyPointer in class PropertyOwnerPointer

getName

public QName getName()

Description copied from class: NodePointer

Returns the name of this node. Can be null.

Specified by:

getName in class PropertyOwnerPointer

getBaseValue

public java.lang.Object getBaseValue()

Returns the bean itself

Specified by:

getBaseValue in class NodePointer

setValue

public void setValue(java.lang.Object value)

Throws an exception if you try to change the root element.

Specified by:

setValue in interface Pointer

Overrides:

setValue in class PropertyOwnerPointer

remove

public void remove()

Description copied from class: NodePointer

Remove the node of the object graph this pointer points to.

Overrides:

remove in class NodePointer

getLength

public int getLength()

If the bean is a collection, returns the length of that collection, otherwise returns 1.

Overrides:

getLength in class NodePointer

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object object)

Overrides:

equals in class java.lang.Object

asPath

public java.lang.String asPath()

Empty string

Specified by:

asPath in interface Pointer

Overrides:

asPath in class NodePointer