org.basex.query.util

Class NSContext

java.lang.Object

org.basex.query.util.NSContext

public final class NSContext
extends java.lang.Object

This class references all statically known namespaces.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen

Constructor Summary

Constructors

Constructor and Description
NSContext()

Method Summary

Methods

Modifier and Type	Method and Description
void	add(byte[] pref, byte[] uri) Adds a namespace to the namespace stack.
void	add(byte[] pref, byte[] uri, InputInfo ii) Validates and adds the specified namespace at parsing time.
void	delete(byte[] pref) Deletes the specified namespace at parsing time.
byte[]	prefix(byte[] uri) Returns the prefix for the specified namespace URI.
byte[][]	prefixes() Returns all prefixes.
Atts	reset() Resets the stack and returns the old instance.
int	size() Returns the number of dynamic namespaces.
void	size(int s) Sets the number of dynamic namespaces.
Atts	stack() Returns the namespace stack.
void	stack(Atts s) Sets the specified stack.
byte[]	staticURI(byte[] pref) Finds the namespace URI for the specified prefix, if it is found in statically declared namespaces.
byte[]	uri(byte[] pref) Returns the namespace URI for the specified prefix, if it is either found in the dynamic, static or predefined namespaces.

Methods inherited from class java.lang.Object

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

Constructor Detail

NSContext

public NSContext()

Method Detail

add

public void add(byte[] pref,
       byte[] uri,
       InputInfo ii)
         throws QueryException

Validates and adds the specified namespace at parsing time.

Parameters:

pref - namespace prefix

uri - namespace URI

ii - input info

Throws:

QueryException - query exception

delete

public void delete(byte[] pref)

Deletes the specified namespace at parsing time.

Parameters:

pref - namespace prefix

staticURI

public byte[] staticURI(byte[] pref)

Finds the namespace URI for the specified prefix, if it is found in statically declared namespaces.

Parameters:

pref - prefix of the namespace

Returns:

uri or null

uri

public byte[] uri(byte[] pref)

Returns the namespace URI for the specified prefix, if it is either found in the dynamic, static or predefined namespaces.

Parameters:

pref - prefix of the namespace

Returns:

namespace URI or null

prefix

public byte[] prefix(byte[] uri)

Returns the prefix for the specified namespace URI. Required by the JAXP API.

Parameters:

uri - namespace URI

Returns:

prefix

prefixes

public byte[][] prefixes()

Returns all prefixes. Required by the XQJ API.

Returns:

prefixes

size

public int size()

Returns the number of dynamic namespaces.

Returns:

namespaces

size

public void size(int s)

Sets the number of dynamic namespaces.

Parameters:

s - namespaces

add

public void add(byte[] pref,
       byte[] uri)

Adds a namespace to the namespace stack.

Parameters:

pref - namespace prefix

uri - namespace URI

stack

public void stack(Atts s)

Sets the specified stack.

Parameters:

s - stack to be set

reset

public Atts reset()

Resets the stack and returns the old instance.

Returns:

old instance

stack

public Atts stack()

Returns the namespace stack.

Returns:

stack