/**
* Get the children of the given object. The children can be either attributes, ports, entities,
* or relations if permitted by the arguments.
*
* @param object The object.
* @param includeAttributes Whether the children can be attributes.
* @param includePorts Whether the children can be ports.
* @param includeEntities Whether the children can be entities.
* @param includeRelations Whether the children can be relations.
* @return The collection of children.
*/
public static Collection<NamedObj> getChildren(
NamedObj object,
boolean includeAttributes,
boolean includePorts,
boolean includeEntities,
boolean includeRelations) {
Collection<NamedObj> collection = new CombinedCollection<NamedObj>();
if (includeAttributes) {
collection.addAll(object.attributeList());
}
if (includePorts && object instanceof Entity) {
Entity entity = (Entity) object;
collection.addAll(entity.portList());
}
if (object instanceof CompositeEntity) {
CompositeEntity entity = (CompositeEntity) object;
if (includeEntities) {
collection.addAll(entity.entityList());
}
if (includeRelations) {
collection.addAll(entity.relationList());
}
}
return collection;
}
/**
* For each port of the given entity, if the port's derived level is greater than 0 (i.e., it is
* created automatically by the entity), store the persistent attributes of the port in a "port"
* XML element.
*
* @param entity The entity whose ports are looked at.
* @param output The output writer.
* @param depth The depth for the MoML output.
* @exception IOException If the output writer cannot be written to.
*/
public static void exportPortProperties(GTEntity entity, Writer output, int depth)
throws IOException {
if (entity instanceof Entity) {
Entity ptEntity = (Entity) entity;
for (Object portObject : ptEntity.portList()) {
Port port = (Port) portObject;
if (port.getDerivedLevel() == 0) {
continue;
}
boolean outputStarted = false;
for (Object attributeObject : port.attributeList()) {
Attribute attribute = (Attribute) attributeObject;
if (attribute.isPersistent()) {
if (!outputStarted) {
output.write(
StringUtilities.getIndentPrefix(depth)
+ "<port name=\""
+ port.getName()
+ "\">\n");
outputStarted = true;
}
attribute.exportMoML(output, depth + 1);
}
}
if (outputStarted) {
output.write(StringUtilities.getIndentPrefix(depth) + "</port>\n");
}
}
}
}