org.ucl.xpath
Interface DynamicContext

All Superinterfaces:

StaticContext

All Known Implementing Classes:

DefaultDynamicContext

public interface DynamicContext

extends StaticContext

Interface for dynamic context.

Method Summary

AnyType	context_item() Get context item.
int	context_position() Get context node position.
ResultSequence	evaluate_function(QName name, java.util.Collection args) Evaluate the function of the arguments.
Focus	focus() Return focus.
ResultSequence	get_doc(java.lang.String uri) Get document.
AnyType	get_variable(QName name) Get variable.
int	last() Get position of last item.
int	node_position(org.w3c.dom.Node n) Get node position.
void	set_focus(Focus focus) Set focus.
void	set_variable(QName var, AnyType val) Set variable.
XDTDayTimeDuration	tz() Reads the day from a TimeDuration type

Methods inherited from interface org.ucl.xpath.StaticContext

add_function_library, add_namespace, add_variable, attribute_declared, attribute_type_definition, base_uri, default_function_namespace, default_namespace, del_variable, derives_from, derives_from, destroy_scope, element_declared, element_type_definition, expand_elem_type_qname, expand_function_qname, expand_qname, function_exists, make_atomic, new_scope, prefix_exists, resolve_prefix, type_defined, variable_exists, variable_in_scope, xpath1_compatible

Method Detail

context_item

public AnyType context_item()

Get context item.

Returns:

the context item.

context_position

public int context_position()

Get context node position.

Returns:

position of context node.

last

public int last()

Get position of last item.

Returns:

last item position.

get_variable

public AnyType get_variable(QName name)

Get variable.

Parameters:

name - is the name of the variable.

Returns:

variable.

set_variable

public void set_variable(QName var,
                         AnyType val)

Set variable.

Parameters:

var - is name of the variable.

val - is the value to be set for the variable.

evaluate_function

public ResultSequence evaluate_function(QName name,
                                        java.util.Collection args)
                                 throws DynamicError

Evaluate the function of the arguments.

Parameters:

name - is the name.

args - are the arguments.

Returns:

result of the function evaluation.

Throws:

DynamicError - dynamic error.

tz

public XDTDayTimeDuration tz()

Reads the day from a TimeDuration type

Returns:

current date time and implicit timezone.

get_doc

public ResultSequence get_doc(java.lang.String uri)

Get document.

Parameters:

uri - is the URI of the document.

Returns:

document.

set_focus

public void set_focus(Focus focus)

Set focus.

Parameters:

focus - is focus to be set.

focus

public Focus focus()

Return focus.

Returns:

Focus

node_position

public int node_position(org.w3c.dom.Node n)

Get node position.

Parameters:

n - is the node.

Returns:

position of the node.