package org.enhydra.shark.xpdl.elements;
import org.enhydra.jawe.JaWEManager;
import org.enhydra.jawe.base.xpdlobjectfactory.XPDLObjectFactory;
import org.enhydra.shark.xpdl.XMLCollection;
import org.enhydra.shark.xpdl.XMLElement;
import org.enhydra.shark.xpdl.XPDLConstants;
/**
* Represents coresponding element from XPDL schema.
*
* @author Sasa Bojanic
*/
public class DataFields extends XMLCollection {
public DataFields (Package parent) {
super(parent, false);
}
public DataFields (WorkflowProcess parent) {
super(parent, false);
}
public XMLElement generateNewElement() {
return new DataField(this);
}
public DataField getDataField (String Id) {
return (DataField)super.getCollectionElement(Id);
}
// CUSTOM: update editable variables for all activities
@Override
public void add(XMLElement el) {
super.add(el);
// add editable variable for all existing activities when a variable is added
XPDLObjectFactory xpdlObjectFactory = JaWEManager.getInstance().getXPDLObjectFactory();
DataField df = (DataField)el;
XMLElement parent = getParent();
if (parent instanceof WorkflowProcess) {
parent.setNotifyListeners(false);
parent.setNotifyMainListeners(false);
WorkflowProcess wp = (WorkflowProcess)parent;
Activities acts = wp.getActivities();
for (int i=0; i<acts.size(); i++) {
Activity act = (Activity)acts.get(i);
if (act.getActivityType() == XPDLConstants.ACTIVITY_TYPE_NO) {
ExtendedAttribute attribute = xpdlObjectFactory.createXPDLObject(act.getExtendedAttributes(), null, true);
attribute.setName("VariableToProcess_UPDATE");
attribute.setVValue(df.getId());
}
}
parent.setNotifyListeners(true);
parent.setNotifyMainListeners(true);
}
}
@Override
public int remove(XMLElement el) {
// remove editable variable for all existing activities when a variable is removed
DataField df = (DataField)el;
XMLElement parent = getParent();
if (parent instanceof WorkflowProcess) {
parent.setNotifyListeners(false);
parent.setNotifyMainListeners(false);
WorkflowProcess wp = (WorkflowProcess)parent;
Activities acts = wp.getActivities();
for (int i=0; i<acts.size(); i++) {
Activity act = (Activity)acts.get(i);
if (act.getActivityType() == XPDLConstants.ACTIVITY_TYPE_NO) {
ExtendedAttributes attributes = act.getExtendedAttributes();
int position = -1;
for (int j=0; j<attributes.size(); j++) {
ExtendedAttribute attribute = (ExtendedAttribute)attributes.get(j);
String attrName = attribute.getName();
if (("VariableToProcess_UPDATE".equals(attrName) || ("VariableToProcess_VIEW".equals(attrName))) && df.getId().equals(attribute.getVValue())) {
position = j;
break;
}
}
if (position >= 0) {
attributes.remove(position);
}
}
}
parent.setNotifyListeners(true);
parent.setNotifyMainListeners(true);
}
int result = super.remove(el);
return result;
}
// END CUSTOM
}