package org.drools.compiler.xml.processes;
import java.util.Map;
import org.drools.compiler.xml.XmlDumper;
import org.drools.workflow.core.Constraint;
import org.drools.workflow.core.Node;
import org.drools.workflow.core.impl.ConnectionRef;
import org.drools.workflow.core.node.Split;
import org.drools.xml.ExtensibleXmlParser;
import org.w3c.dom.Element;
import org.xml.sax.SAXException;
public class SplitNodeHandler extends AbstractNodeHandler {
protected Node createNode() {
return new Split();
}
public void handleNode(final Node node, final Element element, final String uri,
final String localName, final ExtensibleXmlParser parser)
throws SAXException {
super.handleNode(node, element, uri, localName, parser);
Split splitNode = (Split) node;
String type = element.getAttribute("type");
if (type != null && type.length() != 0 ) {
splitNode.setType(new Integer(type));
}
}
@SuppressWarnings("unchecked")
public Class generateNodeFor() {
return Split.class;
}
public void writeNode(Node node, StringBuilder xmlDump, boolean includeMeta) {
Split splitNode = (Split) node;
writeNode("split", splitNode, xmlDump, includeMeta);
int type = splitNode.getType();
if (type != 0) {
xmlDump.append("type=\"" + type + "\" ");
}
if (splitNode.getConstraints().isEmpty()) {
endNode(xmlDump);
} else {
xmlDump.append(">" + EOL);
xmlDump.append(" <constraints>" + EOL);
for (Map.Entry<ConnectionRef, Constraint> entry: splitNode.getConstraints().entrySet()) {
ConnectionRef connection = entry.getKey();
Constraint constraint = entry.getValue();
xmlDump.append(" <constraint "
+ "toNodeId=\"" + connection.getNodeId() + "\" "
+ "toType=\"" + connection.getToType() + "\" ");
String name = constraint.getName();
if (name != null && !"".equals(name)) {
xmlDump.append("name=\"" + XmlDumper.replaceIllegalChars(constraint.getName()) + "\" ");
}
int priority = constraint.getPriority();
if (priority != 0) {
xmlDump.append("priority=\"" + constraint.getPriority() + "\" ");
}
xmlDump.append("type=\"" + constraint.getType() + "\" ");
String dialect = constraint.getDialect();
if (dialect != null && !"".equals(dialect)) {
xmlDump.append("dialect=\"" + dialect + "\" ");
}
String constraintString = constraint.getConstraint();
if (constraintString != null) {
xmlDump.append(">" + XmlDumper.replaceIllegalChars(constraintString) + "</constraint>" + EOL);
} else {
xmlDump.append("/>" + EOL);
}
}
xmlDump.append(" </constraints>" + EOL);
endNode("split", xmlDump);
}
}
}