package org.jbpm.compiler.xml.processes;
import java.util.HashSet;
import org.drools.xml.BaseAbstractHandler;
import org.drools.xml.ExtensibleXmlParser;
import org.drools.xml.Handler;
import org.jbpm.workflow.core.node.CompositeNode;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public class InPortHandler extends BaseAbstractHandler
implements
Handler {
public InPortHandler() {
if ( (this.validParents == null) && (this.validPeers == null) ) {
this.validParents = new HashSet();
this.validParents.add( CompositeNode.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 );
CompositeNode compositeNode = (CompositeNode) parser.getParent();
final String type = attrs.getValue("type");
emptyAttributeCheck(localName, "type", type, parser);
final String nodeId = attrs.getValue("nodeId");
emptyAttributeCheck(localName, "nodeId", nodeId, parser);
final String nodeInType = attrs.getValue("nodeInType");
emptyAttributeCheck(localName, "nodeInType", nodeInType, parser);
compositeNode.linkIncomingConnections(type, new Long(nodeId), nodeInType);
return null;
}
public Object end(final String uri,
final String localName,
final ExtensibleXmlParser parser) throws SAXException {
parser.endElementBuilder();
return null;
}
public Class generateNodeFor() {
return null;
}
}