package org.drools.xml.processes;
import java.util.HashSet;
import org.drools.definition.process.Process;
import org.drools.process.core.context.swimlane.Swimlane;
import org.drools.process.core.context.swimlane.SwimlaneContext;
import org.drools.workflow.core.impl.WorkflowProcessImpl;
import org.drools.xml.BaseAbstractHandler;
import org.drools.xml.ExtensibleXmlParser;
import org.drools.xml.Handler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
public class SwimlaneHandler extends BaseAbstractHandler
implements
Handler {
public SwimlaneHandler() {
if ( (this.validParents == null) && (this.validPeers == null) ) {
this.validParents = new HashSet();
this.validParents.add( Process.class );
this.validPeers = new HashSet();
this.validPeers.add( null );
this.allowNesting = false;
}
}
public Object start(final String uri,
final String localName,
final Attributes attrs,
final ExtensibleXmlParser parser) throws SAXException {
parser.startElementBuilder( localName,
attrs );
WorkflowProcessImpl process = (WorkflowProcessImpl) parser.getParent();
final String name = attrs.getValue("name");
emptyAttributeCheck(localName, "name", name, parser);
SwimlaneContext swimlaneContext = (SwimlaneContext)
process.getDefaultContext(SwimlaneContext.SWIMLANE_SCOPE);
if (swimlaneContext != null) {
Swimlane swimlane = new Swimlane();
swimlane.setName(name);
swimlaneContext.addSwimlane(swimlane);
} else {
throw new SAXParseException(
"Could not find default swimlane context.", parser.getLocator());
}
return null;
}
public Object end(final String uri,
final String localName,
final ExtensibleXmlParser parser) throws SAXException {
parser.endElementBuilder();
return null;
}
public Class generateNodeFor() {
return Swimlane.class;
}
}