org.basex.query.item

Class QNm

java.lang.Object

org.basex.data.ExprInfo

org.basex.query.expr.Expr

org.basex.query.item.Value

org.basex.query.item.Item

org.basex.query.item.QNm

All Implemented Interfaces:

java.lang.Iterable<Item>

public final class QNm
extends Item

QName item.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen

Nested Class Summary

Nested classes/interfaces inherited from class org.basex.query.expr.Expr

Expr.Use

Field Summary

Fields inherited from class org.basex.query.item.Item

UNDEF

Fields inherited from class org.basex.query.item.Value

type

Constructor Summary

Constructors

Constructor and Description
QNm() Empty constructor.
QNm(byte[] n) Constructor.
QNm(byte[] n, byte[] u) Constructor.
QNm(byte[] n, QueryContext ctx) Constructor, binding a statically known namespace.
QNm(javax.xml.namespace.QName qn) Constructor for converting a Java QName.
QNm(java.lang.String n) Constructor.
QNm(java.lang.String n, byte[] u) Constructor.
QNm(java.lang.String n, java.lang.String u) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	bool(InputInfo ii) Returns a boolean representation of the value.
int	diff(InputInfo ii, Item it) Returns the difference between the current and the specified item.
boolean	eq(InputInfo ii, Item it) Checks the items for equality.
boolean	eq(QNm n) Compares the specified item.
byte[]	eqname() Returns the EQName notation.
int	hash(InputInfo ii) Returns a hash code for this value.
boolean	hasPrefix() Checks if the name contains a prefix.
boolean	hasURI() Checks if the URI of this QName has been explicitly set.
byte[]	local() Returns the local name.
byte[]	prefix() Returns the prefix.
byte[]	string() Returns the string value.
byte[]	string(InputInfo ii) Returns a string representation of the value.
javax.xml.namespace.QName	toJava() Returns a Java representation of the value.
java.lang.String	toString()
byte[]	uri() Returns the URI of this QName.
void	uri(byte[] u) Sets the URI of this QName.
byte[]	xdmInfo() Returns meta data on the current item.

Methods inherited from class org.basex.query.item.Item

comparable, dbl, dec, ebv, equiv, flt, homogenous, input, isItem, item, itemAt, iter, iterable, itr, plan, score, score, serialize, size, test, type, writeTo

Methods inherited from class org.basex.query.item.Value

cache, comp, count, data, description, info, isValue, iter, iterator, removable, remove, uses, value

Methods inherited from class org.basex.query.expr.Expr

addText, compEbv, hasFreeVars, indexAccessible, indexEquivalent, isEmpty, isFunction, isVacuous, markTailCalls, sameAs

Methods inherited from class java.lang.Object

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

Constructor Detail

QNm

public QNm()

Empty constructor.

QNm

public QNm(byte[] n)

Constructor.

Parameters:

n - name

QNm

public QNm(java.lang.String n)

Constructor.

Parameters:

n - name

QNm

public QNm(byte[] n,
   byte[] u)

Constructor.

Parameters:

n - name

u - namespace URI

QNm

public QNm(java.lang.String n,
   byte[] u)

Constructor.

Parameters:

n - name

u - namespace URI

QNm

public QNm(java.lang.String n,
   java.lang.String u)

Constructor.

Parameters:

n - name

u - namespace URI

QNm

public QNm(byte[] n,
   QueryContext ctx)

Constructor, binding a statically known namespace. If no namespace is found, the namespace uri is set to null.

Parameters:

n - name

ctx - query context

QNm

public QNm(javax.xml.namespace.QName qn)

Constructor for converting a Java QName.

Parameters:

qn - qname

Method Detail

uri

public void uri(byte[] u)

Sets the URI of this QName.

Parameters:

u - the uri to be set

uri

public byte[] uri()

Returns the URI of this QName.

Returns:

uri

hasURI

public boolean hasURI()

Checks if the URI of this QName has been explicitly set.

Returns:

result of check

string

public byte[] string(InputInfo ii)

Description copied from class: Item

Returns a string representation of the value.

Specified by:

string in class Item

Parameters:

ii - input info, use null if none is available

Returns:

string value

string

public byte[] string()

Returns the string value.

Returns:

string value

bool

public boolean bool(InputInfo ii)
             throws QueryException

Description copied from class: Item

Returns a boolean representation of the value.

Overrides:

bool in class Item

Parameters:

ii - input info

Returns:

boolean value

Throws:

QueryException - query exception

eq

public boolean eq(InputInfo ii,
         Item it)

Description copied from class: Item

Checks the items for equality.

Specified by:

eq in class Item

Parameters:

ii - input info

it - item to be compared

Returns:

result of check

eq

public boolean eq(QNm n)

Compares the specified item.

Parameters:

n - name to be compared

Returns:

result of check

diff

public int diff(InputInfo ii,
       Item it)
         throws QueryException

Description copied from class: Item

Returns the difference between the current and the specified item.

Overrides:

diff in class Item

Parameters:

ii - input info

it - item to be compared

Returns:

difference

Throws:

QueryException - query exception

hasPrefix

public boolean hasPrefix()

Checks if the name contains a prefix.

Returns:

result of check

prefix

public byte[] prefix()

Returns the prefix.

Returns:

prefix

local

public byte[] local()

Returns the local name.

Returns:

local name

toJava

public javax.xml.namespace.QName toJava()

Description copied from class: Value

Returns a Java representation of the value.

Specified by:

toJava in class Value

Returns:

Java object

eqname

public byte[] eqname()

Returns the EQName notation.

Returns:

full name

hash

public int hash(InputInfo ii)
         throws QueryException

Description copied from class: Value

Returns a hash code for this value.

Overrides:

hash in class Item

Parameters:

ii - input info

Returns:

hash code

Throws:

QueryException - if atomization can't be applied (e.g. function item)

xdmInfo

public byte[] xdmInfo()

Description copied from class: Item

Returns meta data on the current item.

Overrides:

xdmInfo in class Item

Returns:

type string

toString

public java.lang.String toString()

Specified by:

toString in class ExprInfo