Examples with CastorHashMap org.cristalise.kernel.utils.CastorHashMap used on opensource projects

Example 6 with CastorHashMap

use of org.cristalise.kernel.utils.CastorHashMap in project kernel by cristal-ise.

the class AddNewSlot method runActivityLogic.

/**
 * Creates a new slot in the given aggregation, that holds instances of the given item description
 *
 * Params:
 * <ol>
 * <li>Collection name</li>
 * <li>Item Description key (optional)</li>
 * <li>Item Description version (optional)</li>
 * </ol>
 *
 * @throws InvalidDataException
 *             Then the parameters were incorrect
 * @throws PersistencyException
 *             There was a problem loading or saving the collection from persistency
 * @throws ObjectNotFoundException
 *             A required object, such as the collection or a PropertyDescription outcome, wasn't found
 */
@Override
protected String runActivityLogic(AgentPath agent, ItemPath item, int transitionID, String requestData, Object locker) throws InvalidDataException, PersistencyException, ObjectNotFoundException {
    String collName;
    ItemPath descKey = null;
    String descVer = "last";
    // extract parameters
    String[] params = getDataList(requestData);
    if (Logger.doLog(3))
        Logger.msg(3, "AddNewSlot: called by " + agent + " on " + item + " with parameters " + Arrays.toString(params));
    // resolve desc item path and version
    try {
        collName = params[0];
        if (params.length > 1 && params[1].length() > 0) {
            try {
                descKey = new ItemPath(params[1]);
            } catch (InvalidItemPathException e) {
                descKey = new DomainPath(params[1]).getItemPath();
            }
        }
        if (params.length > 2 && params[2].length() > 0)
            descVer = params[2];
    } catch (Exception e) {
        throw new InvalidDataException("AddNewSlot: Invalid parameters " + Arrays.toString(params));
    }
    // load collection
    C2KLocalObject collObj = Gateway.getStorage().get(item, ClusterType.COLLECTION + "/" + collName + "/last", locker);
    if (!(collObj instanceof Aggregation))
        throw new InvalidDataException("AddNewSlot operates on Aggregation only.");
    Aggregation agg = (Aggregation) collObj;
    // get props
    CastorHashMap props = new CastorHashMap();
    StringBuffer classProps = new StringBuffer();
    if (descKey != null) {
        PropertyDescriptionList propList;
        propList = PropertyUtility.getPropertyDescriptionOutcome(descKey, descVer, locker);
        for (PropertyDescription pd : propList.list) {
            props.put(pd.getName(), pd.getDefaultValue());
            if (pd.getIsClassIdentifier())
                classProps.append((classProps.length() > 0 ? "," : "")).append(pd.getName());
        }
    }
    agg.addSlot(props, classProps.toString());
    Gateway.getStorage().put(item, agg, locker);
    return requestData;
}