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import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpression;
import javax.xml.xpath.XPathExpressionException;
import java.util.ArrayList;
import java.util.Collection;
/* When Node */
public class VHDLWNode extends VHDLNode
{
private static final XPathExpression XPE_FIND_NAMED_ENTITIES;
static
{
XPE_FIND_NAMED_ENTITIES =
XMLManager.compile_or_die
(
"./choice_expression//named_entity"
);
}
public VHDLWNode
(
final IDs parent_id,
final Node xml_node,
final IDs next_node,
final int depth,
final String[] attributes
)
{
super
(
parent_id,
xml_node,
next_node,
depth,
attributes
);
}
@Override
public Collection<ParsableXML> parse ()
throws XPathExpressionException
{
final Collection<ParsableXML> result;
final String xml_id;
final IDs local_id;
result = new ArrayList<ParsableXML>();
xml_id = XMLManager.get_attribute(xml_node, "id");
local_id = IDs.get_id_from_xml_id(xml_id, "node");
/** Functions ***********************************************************/
handle_function_label(local_id);
handle_function_kind(local_id);
handle_function_depth(local_id);
handle_function_expression(local_id);
/** Predicates **********************************************************/
handle_predicate_has_option(local_id);
handle_predicate_expr_reads(local_id);
/** Children ************************************************************/
//result.add(handle_body(local_id));
return result;
}
/***************************************************************************/
/** Functions **************************************************************/
/***************************************************************************/
private void handle_function_label
(
final IDs local_id
)
{
Functions.add_entry
(
"label",
local_id,
Strings.get_id_from_string("")
);
}
private void handle_function_kind
(
final IDs local_id
)
{
Functions.add_entry
(
"kind",
local_id,
Strings.get_id_from_string("when")
);
}
private void handle_function_depth
(
final IDs local_id
)
{
Functions.add_entry
(
"depth",
local_id,
Strings.get_id_from_string
(
Integer.toString(depth)
)
);
}
private void handle_function_expression
(
final IDs local_id
)
{
/* TODO */
}
/***************************************************************************/
/** Predicates *************************************************************/
/***************************************************************************/
private void handle_predicate_has_option
(
final IDs local_id
)
{
for (final String s: attributes)
{
Predicates.add_entry
(
"has_option",
local_id,
Strings.get_id_from_string(s)
);
}
}
private void handle_predicate_expr_reads
(
final IDs local_id
)
throws XPathExpressionException
{
final NodeList named_entities;
final int named_entities_count;
named_entities =
(NodeList) XPE_FIND_NAMED_ENTITIES.evaluate
(
xml_node,
XPathConstants.NODESET
);
named_entities_count = named_entities.getLength();
for (int i = 0; i < named_entities_count; ++i)
{
final String ref;
ref = XMLManager.get_attribute(named_entities.item(0), "ref");
if (!Main.node_is_function_or_literal(ref))
{
Predicates.add_entry
(
"expr_reads",
local_id,
Waveforms.get_associated_waveform_id
(
IDs.get_id_from_xml_id(ref, (String) null)
)
);
}
}
}
}
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