Examples with Viewpoint org.cristalise.kernel.persistency.outcome.Viewpoint used on opensource projects

Example 6 with Viewpoint

use of org.cristalise.kernel.persistency.outcome.Viewpoint in project kernel by cristal-ise.

the class ImportItem method create.

/**
 */
@Override
public Path create(AgentPath agentPath, boolean reset) throws InvalidDataException, ObjectCannotBeUpdated, ObjectNotFoundException, CannotManageException, ObjectAlreadyExistsException, InvalidCollectionModification, PersistencyException {
    domainPath = new DomainPath(new DomainPath(initialPath), name);
    if (domainPath.exists()) {
        ItemPath domItem = domainPath.getItemPath();
        if (!getItemPath().equals(domItem)) {
            throw new CannotManageException("Item " + domainPath + " was found with the wrong itemPath (" + domainPath.getItemPath() + " vs " + getItemPath() + ")");
        }
    } else
        isDOMPathExists = false;
    TraceableEntity newItem = getTraceableEntitiy();
    // (re)initialise the new item with properties, workflow and collections
    try {
        newItem.initialise(agentPath.getSystemKey(), Gateway.getMarshaller().marshall(createItemProperties()), Gateway.getMarshaller().marshall(createCompositeActivity()), Gateway.getMarshaller().marshall(createCollections()));
    } catch (Exception ex) {
        Logger.error("Error initialising new item " + ns + "/" + name);
        Logger.error(ex);
        if (isNewItem)
            Gateway.getLookupManager().delete(itemPath);
        throw new CannotManageException("Problem initialising new item. See server log:" + ex.getMessage());
    }
    History hist = new History(getItemPath(), null);
    // import outcomes
    for (ImportOutcome thisOutcome : outcomes) {
        String outcomeData = thisOutcome.getData(ns);
        // load schema and state machine
        Schema schema = LocalObjectLoader.getSchema(thisOutcome.schema, thisOutcome.version);
        // parse new outcome and validate
        Outcome newOutcome = new Outcome(-1, outcomeData, schema);
        newOutcome.validateAndCheck();
        Viewpoint impView;
        try {
            impView = (Viewpoint) Gateway.getStorage().get(getItemPath(), ClusterType.VIEWPOINT + "/" + thisOutcome.schema + "/" + thisOutcome.viewname, null);
            if (newOutcome.isIdentical(impView.getOutcome())) {
                Logger.msg(5, "ImportItem.create() - View " + thisOutcome.schema + "/" + thisOutcome.viewname + " in " + ns + "/" + name + " identical, no update required");
                continue;
            } else {
                Logger.msg("ImportItem.create() - Difference found in view " + thisOutcome.schema + "/" + thisOutcome.viewname + " in " + ns + "/" + name);
                if (!reset && !impView.getEvent().getStepPath().equals("Import")) {
                    Logger.msg("ImportItem.create() - Last edit was not done by import, and reset not requested. Not overwriting.");
                    continue;
                }
            }
        } catch (ObjectNotFoundException ex) {
            Logger.msg("ImportItem.create() - View " + thisOutcome.schema + "/" + thisOutcome.viewname + " not found in " + ns + "/" + name + ". Creating.");
            impView = new Viewpoint(getItemPath(), schema, thisOutcome.viewname, -1);
        }
        // write new view/outcome/event
        Event newEvent = hist.addEvent(agentPath, null, "Admin", "Import", "Import", "Import", schema, Bootstrap.getPredefSM(), PredefinedStep.DONE, thisOutcome.viewname);
        newOutcome.setID(newEvent.getID());
        impView.setEventId(newEvent.getID());
        Gateway.getStorage().put(getItemPath(), newOutcome, null);
        Gateway.getStorage().put(getItemPath(), impView, null);
    }
    // register domain path (before collections in case of recursive collections)
    if (!isDOMPathExists) {
        domainPath.setItemPath(getItemPath());
        Gateway.getLookupManager().add(domainPath);
    }
    return domainPath;
}

Example 7 with Viewpoint

use of org.cristalise.kernel.persistency.outcome.Viewpoint in project kernel by cristal-ise.

the class Import method runActivityLogic.

/**
 * Params: Schemaname_version:Viewpoint (optional), Outcome, Timestamp (optional)
 */
@Override
protected String runActivityLogic(AgentPath agent, ItemPath item, int transitionID, String requestData, Object locker) throws InvalidDataException, PersistencyException, ObjectNotFoundException {
    String[] params = getDataList(requestData);
    if (Logger.doLog(3))
        Logger.msg(3, "Import: called by " + agent + " on " + item + " with parameters " + Arrays.toString(params));
    int split1 = params[0].indexOf('_');
    int split2 = params[0].indexOf(':');
    if (split1 == -1)
        throw new InvalidDataException("Import: Invalid parameters " + Arrays.toString(params));
    requestData = params[1];
    Schema schema;
    String viewpoint = null;
    String schemaName = params[0].substring(0, split1);
    int schemaVersion;
    if (split2 > -1) {
        schemaVersion = Integer.parseInt(params[0].substring(split1 + 1, split2));
        viewpoint = params[0].substring(split2 + 1);
    } else
        schemaVersion = Integer.parseInt(params[0].substring(split1 + 1));
    schema = LocalObjectLoader.getSchema(schemaName, schemaVersion);
    String timestamp;
    if (params.length == 3)
        timestamp = params[2];
    else
        timestamp = DateUtility.timeToString(DateUtility.getNow());
    // write event, outcome and viewpoints to storage
    TransactionManager storage = Gateway.getStorage();
    History hist = getWf().getHistory();
    Event event = hist.addEvent(agent, null, getCurrentAgentRole(), getName(), getPath(), getType(), schema, getStateMachine(), transitionID, viewpoint, timestamp);
    try {
        storage.put(item, new Outcome(event.getID(), requestData, schema), locker);
        storage.put(item, new Viewpoint(item, schema, viewpoint, event.getID()), locker);
        if (!"last".equals(viewpoint))
            storage.put(item, new Viewpoint(item, schema, "last", event.getID()), locker);
    } catch (PersistencyException e) {
        storage.abort(locker);
        throw e;
    }
    storage.commit(locker);
    return requestData;
}

Example 8 with Viewpoint

use of org.cristalise.kernel.persistency.outcome.Viewpoint in project kernel by cristal-ise.

the class WriteViewpoint method write.

public static void write(ItemPath item, String schemaName, String viewName, int eventId, Object locker) throws PersistencyException, ObjectNotFoundException, InvalidDataException {
    Event event = (Event) Gateway.getStorage().get(item, ClusterType.HISTORY + "/" + eventId, locker);
    if (StringUtils.isBlank(event.getSchemaName())) {
        throw new InvalidDataException("Event " + eventId + " does not reference an Outcome, so cannot be assigned to a Viewpoint.");
    }
    // checks Schema name/version
    Schema thisSchema = LocalObjectLoader.getSchema(schemaName, event.getSchemaVersion());
    if (!event.getSchemaName().equals(thisSchema.getItemID())) {
        throw new InvalidDataException("Event outcome schema is " + event.getSchemaName() + ", and cannot be used for a " + schemaName + " Viewpoint");
    }
    Gateway.getStorage().put(item, new Viewpoint(item, thisSchema, viewName, eventId), locker);
}

Example 9 with Viewpoint

use of org.cristalise.kernel.persistency.outcome.Viewpoint in project kernel by cristal-ise.

the class ActivityDataHelper method get.

/**
 * Retrieves the Workflow of the given Item, searches the Activity using the activity path and
 * retrieves a single value based on XPath
 */
@Override
public String get(ItemPath itemPath, String actContext, String dataPath, Object locker) throws InvalidDataException, PersistencyException, ObjectNotFoundException {
    Logger.msg(5, "ActivityDataHelper.get() - item:" + itemPath + ", actContext:" + actContext + ", dataPath:" + dataPath);
    String[] paths = dataPath.split(":");
    if (paths.length != 2)
        throw new InvalidDataException("Invalid path '" + dataPath + "' it must have one and only one colon (:)");
    String actPath = paths[0];
    String xpath = paths[1];
    if (actPath.startsWith(".")) {
        actPath = actContext + (actContext.endsWith("/") ? "" : "/") + actPath.substring(2);
    }
    // Find the referenced activity, so get the workflow and search
    Workflow workflow = (Workflow) Gateway.getStorage().get(itemPath, ClusterType.LIFECYCLE + "/workflow", locker);
    GraphableVertex act = workflow.search(actPath);
    if (act == null) {
        throw new InvalidDataException("Workflow search failed for actPath:" + actPath + " - item:" + itemPath + ", actContext:" + actContext + ", dataPath:" + dataPath);
    }
    // Get the schema and viewpoint names
    String schemaName = act.getBuiltInProperty(SCHEMA_NAME).toString();
    Integer schemaVersion = Integer.valueOf(act.getBuiltInProperty(SCHEMA_VERSION).toString());
    String viewName = act.getBuiltInProperty(VIEW_POINT).toString();
    if (StringUtils.isBlank(viewName))
        viewName = "last";
    // checks if schema/version was correct
    Schema schema = LocalObjectLoader.getSchema(schemaName, schemaVersion);
    // get the viewpoint and outcome
    Viewpoint view = (Viewpoint) Gateway.getStorage().get(itemPath, ClusterType.VIEWPOINT + "/" + schema.getName() + "/" + viewName, locker);
    Outcome outcome = (Outcome) view.getOutcome(locker);
    // apply the XPath to its outcome
    try {
        return outcome.getFieldByXPath(xpath);
    } catch (XPathExpressionException e) {
        throw new InvalidDataException("Invalid xpath:" + xpath + " - item:" + itemPath + ", actContext:" + actContext + ", dataPath:" + dataPath);
    }
}

Example 10 with Viewpoint

use of org.cristalise.kernel.persistency.outcome.Viewpoint in project kernel by cristal-ise.

the class Activity method request.

public String request(AgentPath agent, AgentPath delegate, ItemPath itemPath, int transitionID, String requestData, Object locker) throws AccessRightsException, InvalidTransitionException, InvalidDataException, ObjectNotFoundException, PersistencyException, ObjectAlreadyExistsException, ObjectCannotBeUpdated, CannotManageException, InvalidCollectionModification {
    // Find requested transition
    Transition transition = getStateMachine().getTransition(transitionID);
    // Check if the transition is possible
    String usedRole = transition.getPerformingRole(this, agent);
    // Verify outcome
    boolean storeOutcome = false;
    if (transition.hasOutcome(getProperties())) {
        if (StringUtils.isNotBlank(requestData))
            storeOutcome = true;
        else if (transition.getOutcome().isRequired())
            throw new InvalidDataException("Transition requires outcome data, but none was given");
    }
    // Get new state
    State oldState = getStateMachine().getState(this.state);
    State newState = getStateMachine().traverse(this, transition, agent);
    // Run extra logic in predefined steps here
    String outcome = runActivityLogic(agent, itemPath, transitionID, requestData, locker);
    // set new state and reservation
    setState(newState.getId());
    setBuiltInProperty(AGENT_NAME, transition.getReservation(this, agent));
    try {
        History hist = getWf().getHistory(locker);
        if (storeOutcome) {
            Schema schema = transition.getSchema(getProperties());
            Outcome newOutcome = new Outcome(-1, outcome, schema);
            // TODO: if we were ever going to validate outcomes on storage, it would be here.
            // newOutcome.validateAndCheck();
            String viewpoint = resolveViewpointName(newOutcome);
            int eventID = hist.addEvent(agent, delegate, usedRole, getName(), getPath(), getType(), schema, getStateMachine(), transitionID, viewpoint).getID();
            newOutcome.setID(eventID);
            Gateway.getStorage().put(itemPath, newOutcome, locker);
            // update specific view if defined
            if (!viewpoint.equals("last")) {
                Gateway.getStorage().put(itemPath, new Viewpoint(itemPath, schema, viewpoint, eventID), locker);
            }
            // update the default "last" view
            Gateway.getStorage().put(itemPath, new Viewpoint(itemPath, schema, "last", eventID), locker);
            updateItemProperties(itemPath, newOutcome, locker);
        } else {
            hist.addEvent(agent, delegate, usedRole, getName(), getPath(), getType(), getStateMachine(), transitionID);
        }
    } catch (PersistencyException ex) {
        Logger.error(ex);
        throw ex;
    }
    if (newState.isFinished() && !(getBuiltInProperty(BREAKPOINT).equals(Boolean.TRUE) && !oldState.isFinished())) {
        runNext(agent, itemPath, locker);
    }
    DateUtility.setToNow(mStateDate);
    pushJobsToAgents(itemPath);
    return outcome;
}