public void startElement(String namespaceURI, String localName, String qName, Attributes atts) {
// first clear the character buffer
m_sbuf.delete(0, m_sbuf.length());
if (qName.equals(GRAPH)) {
// parse directedness default
String edef = atts.getValue(EDGEDEF);
m_directed = DIRECTED.equalsIgnoreCase(edef);
m_graphid = atts.getValue(ID);
} else if (qName.equals(KEY)) {
if (!inSchema) {
error(
"\""
+ KEY
+ "\" elements can not"
+ " occur after the first node or edge declaration.");
}
m_for = atts.getValue(FOR);
m_id = atts.getValue(ID);
m_name = atts.getValue(ATTRNAME);
m_type = atts.getValue(ATTRTYPE);
} else if (qName.equals(NODE)) {
schemaCheck();
m_row = m_nodes.addRow();
String id = atts.getValue(ID);
m_nodeMap.put(id, new Integer(m_row));
m_table = m_nodes;
} else if (qName.equals(EDGE)) {
schemaCheck();
m_row = m_edges.addRow();
// do not use the id value
// String id = atts.getValue(ID);
// if ( id != null ) {
// if ( !m_edges.canGetString(ID) )
// m_edges.addColumn(ID, String.class);
// m_edges.setString(m_row, ID, id);
// }
m_edges.setString(m_row, SRCID, atts.getValue(SRC));
m_edges.setString(m_row, TRGID, atts.getValue(TRG));
// currently only global directedness is used
// ignore directed edge value for now
// String dir = atts.getValue(DIRECTED);
// boolean d = m_directed;
// if ( dir != null ) {
// d = dir.equalsIgnoreCase("false");
// }
// m_edges.setBoolean(m_row, DIRECTED, d);
m_table = m_edges;
} else if (qName.equals(DATA)) {
m_key = atts.getValue(KEY);
}
}
private boolean isValidRequest(PlanningTask parameters) {
PlanningAlgorithm algorithm = parameters.getAlgorithm();
PlanningAlgorithmsSpecification algorithmSpecification =
PlanningAlgorithmsSpecification.getAlgorithmSpecification(algorithm);
Graph graph = parameters.getGraph().getGraph();
return !((DIRECTED.equals(graph.getDefaultedgetype())
&& !algorithmSpecification.supportsDirectedGraph())
|| (isWeightedGraph(graph) && !algorithmSpecification.supportsWeightedGraph()));
}
