org.treetank.node

Class ElementNode

java.lang.Object

org.treetank.node.ElementNode

All Implemented Interfaces:

IData, INameNode, INode, IStructNode

public final class ElementNode
extends Object
implements INode, IStructNode, INameNode

ElementNode

Node representing an XML element.

Constructor Summary

Constructors

Constructor and Description
ElementNode(NodeDelegate pDel, StructNodeDelegate pStrucDel, NameNodeDelegate pNameDel, List<Long> pAttributeKeys, List<Long> pNamespaceKeys) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	decrementChildCount() Decrementing the child count.
boolean	equals(Object obj)
int	getAttributeCount() Getting the count of attributes.
long	getAttributeKey(int pIndex) Getting the attribute key for an given index.
long	getChildCount() Gets the number of children of the item.
long	getDataKey() Gets unique IData key.
long	getFirstChildKey() Gets key of the context item's first child.
com.google.common.hash.Funnel<IData>	getFunnel() Getting a Funnel for computing guava-based hashes.
long	getHash() Getting the persisted hash value for this node.
int	getKind() Gets the kind of the item (atomic value, element node, attribute node....).
long	getLeftSiblingKey() Gets key of the context item's left sibling.
int	getNameKey() Gets key of qualified name.
int	getNamespaceCount() Getting the count of namespaces.
long	getNamespaceKey(int pNamespaceKey) Getting the namespace key for an given index.
long	getParentKey() Gets key of the context item's parent.
long	getRightSiblingKey() Gets key of the context item's right sibling.
int	getTypeKey() Gets value type of the item.
int	getURIKey() Gets key of the URI.
boolean	hasFirstChild() Declares, whether the item has a first child.
int	hashCode()
boolean	hasLeftSibling() Declares, whether the item has a left sibling.
boolean	hasParent() Declares, whether the item has a parent.
boolean	hasRightSibling() Declares, whether the item has a right sibling.
void	incrementChildCount() Incrementing the child count.
void	insertAttribute(long pAttrKey) Inserting an attribute.
void	insertNamespace(long pNamespaceKey) Inserting a namespace.
void	removeAttribute(long pAttrKey) Removing an attribute.
void	removeNamespace(long pNamespaceKey) Removing a namepsace.
void	serialize(DataOutput pOutput) Serializing to given dataput
void	setFirstChildKey(long pKey) Setting the first child sibling key to this node.
void	setHash(long pHash) Setting the hash of this node including substructure.
void	setLeftSiblingKey(long pKey) Setting the left sibling key to this node.
void	setNameKey(int pNameKey) Setting the name key.
void	setParentKey(long pParentKey) Setting the parent key.
void	setRightSiblingKey(long pKey) Setting the right sibling key to this node.
void	setTypeKey(int pTypeKey) Setting the type key.
void	setURIKey(int pUriKey) Setting the uri key.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ElementNode

public ElementNode(NodeDelegate pDel,
           StructNodeDelegate pStrucDel,
           NameNodeDelegate pNameDel,
           List<Long> pAttributeKeys,
           List<Long> pNamespaceKeys)

Constructor

Parameters:

pDel - NodeDelegate to be set

pStrucDel - StructNodeDelegate to be set

pNameDel - NameNodeDelegate to be set

pAttributeKeys - keys of attributes to be set

pNamespaceKeys - keys of namespaces to be set

Method Detail

getAttributeCount

public int getAttributeCount()

Getting the count of attributes.

Returns:

the count of attributes

getAttributeKey

public long getAttributeKey(int pIndex)

Getting the attribute key for an given index.

Parameters:

pIndex - index of the attribute

Returns:

the attribute key

insertAttribute

public void insertAttribute(long pAttrKey)

Inserting an attribute.

Parameters:

pAttrKey - the new attribute key

removeAttribute

public void removeAttribute(long pAttrKey)

Removing an attribute.

Parameters:

pAttrKey - the key of the attribute to be removed

getNamespaceCount

public int getNamespaceCount()

Getting the count of namespaces.

Returns:

the count of namespaces

getNamespaceKey

public long getNamespaceKey(int pNamespaceKey)

Getting the namespace key for an given index.

Parameters:

pNamespaceKey - index of the namespace

Returns:

the namespace key

insertNamespace

public void insertNamespace(long pNamespaceKey)

Inserting a namespace.

Parameters:

pNamespaceKey - new namespace key

removeNamespace

public void removeNamespace(long pNamespaceKey)

Removing a namepsace.

Parameters:

pNamespaceKey - the key of the namespace to be removed

getDataKey

public long getDataKey()

Gets unique IData key. This key should be set over the IBucketWriteTrx.incrementDataKey for getting the correct offset within retrievals.

Specified by:

getDataKey in interface IData

Returns:

datakey

getParentKey

public long getParentKey()

Gets key of the context item's parent.

Specified by:

getParentKey in interface INode

Returns:

parent key

setParentKey

public void setParentKey(long pParentKey)

Setting the parent key.

Specified by:

setParentKey in interface INode

Parameters:

pParentKey - the parent to be set.

getHash

public long getHash()

Getting the persisted hash value for this node.

Specified by:

getHash in interface INode

Returns:

the hash stored in this node

setHash

public void setHash(long pHash)

Setting the hash of this node including substructure.

Specified by:

setHash in interface INode

Parameters:

pHash - to be set

getTypeKey

public int getTypeKey()

Gets value type of the item.

Specified by:

getTypeKey in interface INode

Returns:

value type

setTypeKey

public void setTypeKey(int pTypeKey)

Setting the type key.

Specified by:

setTypeKey in interface INode

Parameters:

pTypeKey - the type to be set.

hasParent

public boolean hasParent()

Declares, whether the item has a parent.

Specified by:

hasParent in interface INode

Returns:

true, if item has a parent

getNameKey

public int getNameKey()

Gets key of qualified name.

Specified by:

getNameKey in interface INameNode

Returns:

key of qualified name

getURIKey

public int getURIKey()

Gets key of the URI.

Specified by:

getURIKey in interface INameNode

Returns:

URI key

setNameKey

public void setNameKey(int pNameKey)

Setting the name key.

Specified by:

setNameKey in interface INameNode

Parameters:

pNameKey - the namekey to be set.

setURIKey

public void setURIKey(int pUriKey)

Setting the uri key.

Specified by:

setURIKey in interface INameNode

Parameters:

pUriKey - the urikey to be set.

hasFirstChild

public boolean hasFirstChild()

Declares, whether the item has a first child.

Specified by:

hasFirstChild in interface IStructNode

Returns:

true, if item has a first child, otherwise false

hasLeftSibling

public boolean hasLeftSibling()

Declares, whether the item has a left sibling.

Specified by:

hasLeftSibling in interface IStructNode

Returns:

true, if item has a left sibling, otherwise false

hasRightSibling

public boolean hasRightSibling()

Declares, whether the item has a right sibling.

Specified by:

hasRightSibling in interface IStructNode

Returns:

true, if item has a right sibling, otherwise false

getChildCount

public long getChildCount()

Gets the number of children of the item.

Specified by:

getChildCount in interface IStructNode

Returns:

item's number of children

getFirstChildKey

public long getFirstChildKey()

Gets key of the context item's first child.

Specified by:

getFirstChildKey in interface IStructNode

Returns:

first child's key

getLeftSiblingKey

public long getLeftSiblingKey()

Gets key of the context item's left sibling.

Specified by:

getLeftSiblingKey in interface IStructNode

Returns:

left sibling key

getRightSiblingKey

public long getRightSiblingKey()

Gets key of the context item's right sibling.

Specified by:

getRightSiblingKey in interface IStructNode

Returns:

right sibling key

setRightSiblingKey

public void setRightSiblingKey(long pKey)

Setting the right sibling key to this node.

Specified by:

setRightSiblingKey in interface IStructNode

Parameters:

pKey - the new key to be set.

setLeftSiblingKey

public void setLeftSiblingKey(long pKey)

Setting the left sibling key to this node.

Specified by:

setLeftSiblingKey in interface IStructNode

Parameters:

pKey - the new key to be set.

setFirstChildKey

public void setFirstChildKey(long pKey)

Setting the first child sibling key to this node.

Specified by:

setFirstChildKey in interface IStructNode

Parameters:

pKey - the new key to be set.

decrementChildCount

public void decrementChildCount()

Decrementing the child count.

Specified by:

decrementChildCount in interface IStructNode

incrementChildCount

public void incrementChildCount()

Incrementing the child count.

Specified by:

incrementChildCount in interface IStructNode

getKind

public int getKind()

Gets the kind of the item (atomic value, element node, attribute node....).

Specified by:

getKind in interface INode

Returns:

kind of item

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

serialize

public void serialize(DataOutput pOutput)
               throws TTIOException

Serializing to given dataput

Specified by:

serialize in interface IData

Parameters:

pOutput - to serialize to

Throws:

TTIOException

getFunnel

public com.google.common.hash.Funnel<IData> getFunnel()

Description copied from interface: IData

Getting a Funnel for computing guava-based hashes.

Specified by:

getFunnel in interface IData

Returns:

a Funnel for this IData