Examples with ResourceHandler org.apache.ofbiz.base.config.ResourceHandler used on opensource projects

Example 6 with ResourceHandler

use of org.apache.ofbiz.base.config.ResourceHandler in project ofbiz-framework by apache.

the class ModelReader method getEntityCache.

public Map<String, ModelEntity> getEntityCache() throws GenericEntityException {
    if (entityCache == null) {
        // don't want to block here
        synchronized (ModelReader.class) {
            // must check if null again as one of the blocked threads can still enter
            if (entityCache == null) {
                // now it's safe
                numEntities = 0;
                numViewEntities = 0;
                numFields = 0;
                numRelations = 0;
                numAutoRelations = 0;
                entityCache = new HashMap<>();
                List<ModelViewEntity> tempViewEntityList = new LinkedList<>();
                List<Element> tempExtendEntityElementList = new LinkedList<>();
                UtilTimer utilTimer = new UtilTimer();
                for (ResourceHandler entityResourceHandler : entityResourceHandlers) {
                    // utilTimer.timerString("Before getDocument in file " + entityFileName);
                    Document document = null;
                    try {
                        document = entityResourceHandler.getDocument();
                    } catch (GenericConfigException e) {
                        throw new GenericEntityConfException("Error getting document from resource handler", e);
                    }
                    if (document == null) {
                        throw new GenericEntityConfException("Could not get document for " + entityResourceHandler.toString());
                    }
                    // utilTimer.timerString("Before getDocumentElement in " +
                    // entityResourceHandler.toString());
                    Element docElement = document.getDocumentElement();
                    if (docElement == null) {
                        return null;
                    }
                    docElement.normalize();
                    Node curChild = docElement.getFirstChild();
                    ModelInfo def = ModelInfo.createFromElements(ModelInfo.DEFAULT, docElement);
                    int i = 0;
                    if (curChild != null) {
                        utilTimer.timerString("Before start of entity loop in " + entityResourceHandler.toString());
                        do {
                            boolean isEntity = "entity".equals(curChild.getNodeName());
                            boolean isViewEntity = "view-entity".equals(curChild.getNodeName());
                            boolean isExtendEntity = "extend-entity".equals(curChild.getNodeName());
                            if ((isEntity || isViewEntity) && curChild.getNodeType() == Node.ELEMENT_NODE) {
                                i++;
                                ModelEntity modelEntity = buildEntity(entityResourceHandler, (Element) curChild, i, def);
                                // put the view entity in a list to get ready for the second pass to populate fields...
                                if (isViewEntity) {
                                    tempViewEntityList.add((ModelViewEntity) modelEntity);
                                } else {
                                    entityCache.put(modelEntity.getEntityName(), modelEntity);
                                }
                            } else if (isExtendEntity && curChild.getNodeType() == Node.ELEMENT_NODE) {
                                tempExtendEntityElementList.add((Element) curChild);
                            }
                        } while ((curChild = curChild.getNextSibling()) != null);
                    } else {
                        Debug.logWarning("No child nodes found.", module);
                    }
                    utilTimer.timerString("Finished " + entityResourceHandler.toString() + " - Total Entities: " + i + " FINISHED");
                }
                // all entity elements in, now go through extend-entity elements and add their stuff
                for (Element extendEntityElement : tempExtendEntityElementList) {
                    String entityName = UtilXml.checkEmpty(extendEntityElement.getAttribute("entity-name"));
                    ModelEntity modelEntity = entityCache.get(entityName);
                    if (modelEntity == null)
                        throw new GenericEntityConfException("Entity to extend does not exist: " + entityName);
                    modelEntity.addExtendEntity(this, extendEntityElement);
                }
                // do a pass on all of the view entities now that all of the entities have loaded and populate the fields
                while (!tempViewEntityList.isEmpty()) {
                    int startSize = tempViewEntityList.size();
                    Iterator<ModelViewEntity> mveIt = tempViewEntityList.iterator();
                    TEMP_VIEW_LOOP: while (mveIt.hasNext()) {
                        ModelViewEntity curViewEntity = mveIt.next();
                        for (ModelViewEntity.ModelMemberEntity mve : curViewEntity.getAllModelMemberEntities()) {
                            if (!entityCache.containsKey(mve.getEntityName())) {
                                continue TEMP_VIEW_LOOP;
                            }
                        }
                        mveIt.remove();
                        curViewEntity.populateFields(this);
                        for (ModelViewEntity.ModelMemberEntity mve : curViewEntity.getAllModelMemberEntities()) {
                            ModelEntity me = entityCache.get(mve.getEntityName());
                            me.addViewEntity(curViewEntity);
                        }
                        entityCache.put(curViewEntity.getEntityName(), curViewEntity);
                    }
                    if (tempViewEntityList.size() == startSize) {
                        // that have some reference problem.
                        break;
                    }
                }
                if (!tempViewEntityList.isEmpty()) {
                    StringBuilder sb = new StringBuilder("View entities reference non-existant members:\n");
                    Set<String> allViews = new HashSet<>();
                    for (ModelViewEntity curViewEntity : tempViewEntityList) {
                        allViews.add(curViewEntity.getEntityName());
                    }
                    for (ModelViewEntity curViewEntity : tempViewEntityList) {
                        Set<String> perViewMissingEntities = new HashSet<>();
                        Iterator<ModelViewEntity.ModelMemberEntity> mmeIt = curViewEntity.getAllModelMemberEntities().iterator();
                        while (mmeIt.hasNext()) {
                            ModelViewEntity.ModelMemberEntity mme = mmeIt.next();
                            String memberEntityName = mme.getEntityName();
                            if (!entityCache.containsKey(memberEntityName)) {
                                // check to see if it is a view
                                if (!allViews.contains(memberEntityName)) {
                                    // not a view, it's a real missing entity
                                    perViewMissingEntities.add(memberEntityName);
                                }
                            }
                        }
                        for (String perViewMissingEntity : perViewMissingEntities) {
                            sb.append("\t[").append(curViewEntity.getEntityName()).append("] missing member entity [").append(perViewMissingEntity).append("]\n");
                        }
                    }
                    throw new GenericEntityConfException(sb.toString());
                }
                // auto-create relationships
                Set<String> orderedMessages = new TreeSet<>();
                for (String curEntityName : new TreeSet<>(this.getEntityNames())) {
                    ModelEntity curModelEntity = this.getModelEntity(curEntityName);
                    if (curModelEntity instanceof ModelViewEntity) {
                    // for view-entities auto-create relationships for all member-entity
                    // relationships that have all corresponding fields in the view-entity
                    } else {
                        // for entities auto-create many relationships for all type one relationships
                        // just in case we add a new relation to the same entity, keep in a separate
                        // list and add them at the end
                        List<ModelRelation> newSameEntityRelations = new LinkedList<>();
                        Iterator<ModelRelation> relationsIter = curModelEntity.getRelationsIterator();
                        while (relationsIter.hasNext()) {
                            ModelRelation modelRelation = relationsIter.next();
                            if (("one".equals(modelRelation.getType()) || "one-nofk".equals(modelRelation.getType())) && !modelRelation.isAutoRelation()) {
                                ModelEntity relatedEnt = null;
                                try {
                                    relatedEnt = this.getModelEntity(modelRelation.getRelEntityName());
                                } catch (GenericModelException e) {
                                    throw new GenericModelException("Error getting related entity [" + modelRelation.getRelEntityName() + "] definition from entity [" + curEntityName + "]", e);
                                }
                                // create the new relationship even if one exists so we can show what we are
                                // looking for in the info message
                                // don't do relationship to the same entity, unless title is "Parent", then do a
                                // "Child" automatically
                                String title = modelRelation.getTitle();
                                if (curModelEntity.getEntityName().equals(relatedEnt.getEntityName()) && "Parent".equals(title)) {
                                    title = "Child";
                                }
                                String description = "";
                                String type = "";
                                String relEntityName = curModelEntity.getEntityName();
                                String fkName = "";
                                ArrayList<ModelKeyMap> keyMaps = new ArrayList<>();
                                boolean isAutoRelation = true;
                                Set<String> curEntityKeyFields = new HashSet<>();
                                for (ModelKeyMap curkm : modelRelation.getKeyMaps()) {
                                    keyMaps.add(new ModelKeyMap(curkm.getRelFieldName(), curkm.getFieldName()));
                                    curEntityKeyFields.add(curkm.getFieldName());
                                }
                                keyMaps.trimToSize();
                                // the complete pk of the relEntity
                                if (curModelEntity.containsAllPkFieldNames(curEntityKeyFields)) {
                                    // always use one-nofk, we don't want auto-fks getting in for these automatic ones
                                    type = "one-nofk";
                                    // to keep it clean, remove any additional keys that aren't part of the PK
                                    List<String> curPkFieldNames = curModelEntity.getPkFieldNames();
                                    Iterator<ModelKeyMap> nrkmIter = keyMaps.iterator();
                                    while (nrkmIter.hasNext()) {
                                        ModelKeyMap nrkm = nrkmIter.next();
                                        String checkField = nrkm.getRelFieldName();
                                        if (!curPkFieldNames.contains(checkField)) {
                                            nrkmIter.remove();
                                        }
                                    }
                                } else {
                                    type = "many";
                                }
                                ModelRelation newRel = ModelRelation.create(relatedEnt, description, type, title, relEntityName, fkName, keyMaps, isAutoRelation);
                                ModelRelation existingRelation = relatedEnt.getRelation(title + curModelEntity.getEntityName());
                                if (existingRelation == null) {
                                    numAutoRelations++;
                                    if (curModelEntity.getEntityName().equals(relatedEnt.getEntityName())) {
                                        newSameEntityRelations.add(newRel);
                                    } else {
                                        relatedEnt.addRelation(newRel);
                                    }
                                } else {
                                    if (newRel.equals(existingRelation)) {
                                        // don't warn if the target title+entity = current title+entity
                                        if (Debug.infoOn() && !(title + curModelEntity.getEntityName()).equals(modelRelation.getTitle() + modelRelation.getRelEntityName())) {
                                            // String errorMsg = "Relation already exists to entity [] with title ["
                                            // + targetTitle + "],from entity []";
                                            String message = "Entity [" + relatedEnt.getPackageName() + ":" + relatedEnt.getEntityName() + "] already has identical relationship to entity [" + curModelEntity.getEntityName() + "] title [" + title + "]; would auto-create: type [" + newRel.getType() + "] and fields [" + newRel.keyMapString(",", "") + "]";
                                            orderedMessages.add(message);
                                        }
                                    } else {
                                        String message = "Existing relationship with the same name, but different specs found from what would be auto-created for Entity [" + relatedEnt.getEntityName() + "] and relationship to entity [" + curModelEntity.getEntityName() + "] title [" + title + "]; would auto-create: type [" + newRel.getType() + "] and fields [" + newRel.keyMapString(",", "") + "]";
                                        if (Debug.verboseOn())
                                            Debug.logVerbose(message, module);
                                    }
                                }
                            }
                        }
                        if (newSameEntityRelations.size() > 0) {
                            for (ModelRelation newRel : newSameEntityRelations) {
                                curModelEntity.addRelation(newRel);
                            }
                        }
                    }
                }
                if (Debug.infoOn()) {
                    for (String message : orderedMessages) {
                        Debug.logInfo(message, module);
                    }
                    Debug.logInfo("Finished loading entities; #Entities=" + numEntities + " #ViewEntities=" + numViewEntities + " #Fields=" + numFields + " #Relationships=" + numRelations + " #AutoRelationships=" + numAutoRelations, module);
                }
            }
        }
    }
    return entityCache;
}

Example 7 with ResourceHandler

use of org.apache.ofbiz.base.config.ResourceHandler in project ofbiz-framework by apache.

the class EntityEcaUtil method readConfig.

private static void readConfig(String entityEcaReaderName, Map<String, Map<String, List<EntityEcaRule>>> ecaCache) {
    EntityEcaReader entityEcaReaderInfo = null;
    try {
        entityEcaReaderInfo = EntityConfig.getInstance().getEntityEcaReader(entityEcaReaderName);
    } catch (GenericEntityConfException e) {
        Debug.logError(e, "Exception thrown while getting entity-eca-reader config with name: " + entityEcaReaderName, module);
    }
    if (entityEcaReaderInfo == null) {
        Debug.logError("BAD ERROR: Could not find entity-eca-reader config with name: " + entityEcaReaderName, module);
        return;
    }
    List<Future<List<EntityEcaRule>>> futures = new LinkedList<Future<List<EntityEcaRule>>>();
    for (Resource eecaResourceElement : entityEcaReaderInfo.getResourceList()) {
        ResourceHandler handler = new MainResourceHandler(EntityConfig.ENTITY_ENGINE_XML_FILENAME, eecaResourceElement.getLoader(), eecaResourceElement.getLocation());
        futures.add(ExecutionPool.GLOBAL_FORK_JOIN.submit(createEcaLoaderCallable(handler)));
    }
    // get all of the component resource eca stuff, ie specified in each ofbiz-component.xml file
    for (ComponentConfig.EntityResourceInfo componentResourceInfo : ComponentConfig.getAllEntityResourceInfos("eca")) {
        if (entityEcaReaderName.equals(componentResourceInfo.readerName)) {
            futures.add(ExecutionPool.GLOBAL_FORK_JOIN.submit(createEcaLoaderCallable(componentResourceInfo.createResourceHandler())));
        }
    }
    for (List<EntityEcaRule> oneFileRules : ExecutionPool.getAllFutures(futures)) {
        for (EntityEcaRule rule : oneFileRules) {
            String entityName = rule.getEntityName();
            String eventName = rule.getEventName();
            Map<String, List<EntityEcaRule>> eventMap = ecaCache.get(entityName);
            List<EntityEcaRule> rules = null;
            if (eventMap == null) {
                eventMap = new HashMap<String, List<EntityEcaRule>>();
                rules = new LinkedList<EntityEcaRule>();
                ecaCache.put(entityName, eventMap);
                eventMap.put(eventName, rules);
            } else {
                rules = eventMap.get(eventName);
                if (rules == null) {
                    rules = new LinkedList<EntityEcaRule>();
                    eventMap.put(eventName, rules);
                }
            }
            // This will prevent duplicate rule execution along with enabled/disabled eca workflow
            if (rules.remove(rule)) {
                Debug.logWarning("Duplicate Entity ECA [" + entityName + "]" + "for operation [ " + rule.getOperationName() + "] " + "on [" + eventName + "] ", module);
            }
            rules.add(rule);
        }
    }
}

Example 8 with ResourceHandler

use of org.apache.ofbiz.base.config.ResourceHandler in project ofbiz-framework by apache.

the class ServiceGroupReader method readConfig.

public static void readConfig() {
    List<ServiceGroups> serviceGroupsList = null;
    try {
        serviceGroupsList = ServiceConfigUtil.getServiceEngine().getServiceGroups();
    } catch (GenericConfigException e) {
        // FIXME: Refactor API so exceptions can be thrown and caught.
        Debug.logError(e, module);
        throw new RuntimeException(e.getMessage());
    }
    for (ServiceGroups serviceGroup : serviceGroupsList) {
        ResourceHandler handler = new MainResourceHandler(ServiceConfigUtil.getServiceEngineXmlFileName(), serviceGroup.getLoader(), serviceGroup.getLocation());
        addGroupDefinitions(handler);
    }
    // get all of the component resource group stuff, ie specified in each ofbiz-component.xml file
    for (ComponentConfig.ServiceResourceInfo componentResourceInfo : ComponentConfig.getAllServiceResourceInfos("group")) {
        addGroupDefinitions(componentResourceInfo.createResourceHandler());
    }
}