Java StorageManager类代码示例

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public static void markTriggered(PeriodicEvent event) {
    //For events which can be triggered manually (outside of the framework), and want to have their occurances updated.
    PeriodicEventRecord record = null;
    IStorageUtilityIndexed storage = (IStorageUtilityIndexed)StorageManager.getStorage(PeriodicEventRecord.STORAGE_KEY);

    try {
        record = (PeriodicEventRecord)storage.getRecordForValue(PeriodicEventRecord.META_EVENT_KEY, event.getEventKey());
    } catch(NoSuchElementException nsee) {
        //No record. Any scheduled events would have one, so don't sweat it and just get outta here.
        System.out.println("No initialized records of type: " + event.getEventKey() + ". Skipping scheduling");
        return;
    }

    PeriodicEventRecord nextTrigger = event.scheduleNextTrigger(record);
    storage.write(nextTrigger);
    System.out.println("Event[" + event.getEventKey() + "] manually triggered. Next Execution due at " + DateUtils.formatDate(nextTrigger.getNextTrigger(), DateUtils.FORMAT_HUMAN_READABLE_SHORT));
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
/**
 * Creates a wrapper state ready for execution.
 *
 * @param descriptors All of the periodic events defined in the
 * current environment.
 */
public PeriodicWrapperState(PeriodicEvent[] descriptors) {

    now = new Date();

    d = new Hashtable<String, PeriodicEvent>();
    for(PeriodicEvent e : descriptors) {
        d.put(e.getEventKey(), e);
    }

    storage = StorageManager.getStorage(PeriodicEventRecord.STORAGE_KEY);
    toCheck = new Stack<Integer>();
    for(IStorageIterator i = storage.iterate(); i.hasMore(); ) {
        toCheck.addElement(DataUtil.integer(i.nextID()));
    }
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
private boolean userExists(String username) {
    int attempts = 0;
    //An absurd number of tries
    while(attempts < 50) {
        try{
            IStorageIterator iterator = StorageManager.getStorage(User.STORAGE_KEY).iterate();
            while(iterator.hasMore()) {
                User u = (User)iterator.nextRecord();
                if(username.toLowerCase().equals(u.getUsername().toLowerCase())) {
                    return true;
                }
            }
            return false;
        }
        catch(StorageModifiedException sme) {
            //storage modified while we were going through users. Try again
            attempts++;
        }
    }
    //Dunno what to do here, really, it would be crazy to gt to this point.
    //Maybe should throw an exception, actually.
    Logger.log("restore", "Could not look through User list to determine if user " + username + " exists.");
    return false;
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
protected static User getLoggedInUser() {
    IStorageUtilityIndexed users = (IStorageUtilityIndexed)StorageManager.getStorage(User.STORAGE_KEY);


    if(CommCareSense.isAutoLoginEnabled()) {
        User user = (User)users.getRecordForValue(User.META_UID, PropertyManager._().getSingularProperty(CommCareProperties.LOGGED_IN_USER));
        return user;
    }

    IStorageIterator ui = users.iterate();

    User admin = null;
    while (ui.hasMore()) {
        User u = (User)ui.nextRecord();
        if (u.isAdminUser()) {
            admin = u;
        } else {
            return u;
        }
    }
    return admin;
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public void editUsers() {
    //2012-10-22 - ctsims - Disabling this for now unless you're in completely offline user mode.
    //There's no way to do it without an intermediate authentication otherwise.

    if(CommCareProperties.USER_REG_SKIP.equals(PropertyManager._().getSingularProperty(CommCareProperties.USER_REG_TYPE))) {
        J2MEDisplay.startStateWithLoadingScreen(new CommCareSelectState<User>(new UserEntity(), User.STORAGE_KEY) {

            public void cancel() {
                CommCareUtil.launchHomeState();
            }

            public void entitySelected(int id) {
                User u = (User)StorageManager.getStorage(User.STORAGE_KEY).read(id);
                J2MEDisplay.startStateWithLoadingScreen(new CommCareEditUserState(u,
                        !CommCareProperties.USER_REG_SKIP.equals(PropertyManager._().getSingularProperty(CommCareProperties.USER_REG_TYPE)),
                        PropertyManager._().getSingularProperty(JavaRosaPropertyRules.OPENROSA_API_LEVEL)));
            }
        });
    } else {
        J2MEDisplay.showError("Can't edit users", "User edit is disabled when using a server. Please edit the user online.");
    }
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public void toggleDemoMode(boolean demoOn) {
    if (demoOn != inDemoMode) {
        CommCareUtil.cycleDemoStyles(demoOn);
        inDemoMode = demoOn;
        if (demoOn) {
            registerDemoStorage(Case.STORAGE_KEY, Case.class);
            registerDemoStorage(FormInstance.STORAGE_KEY, FormInstance.class);


            registerWrappedDemoStorage(TransportMessageStore.Q_STORENAME, new TransportMessageSerializationWrapper());
            registerWrappedDemoStorage(TransportMessageStore.RECENTLY_SENT_STORENAME, new TransportMessageSerializationWrapper());
            TransportService.reinit();
        } else {
            StorageManager.registerStorage(Case.STORAGE_KEY, Case.class);
            StorageManager.registerStorage(FormInstance.STORAGE_KEY, FormInstance.class);
            StorageManager.registerWrappedStorage(TransportMessageStore.Q_STORENAME, TransportMessageStore.Q_STORENAME, new TransportMessageSerializationWrapper());
            StorageManager.registerWrappedStorage(TransportMessageStore.RECENTLY_SENT_STORENAME, TransportMessageStore.RECENTLY_SENT_STORENAME, new TransportMessageSerializationWrapper());
            TransportService.reinit();
        }
    }
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public Hashtable<String, Hashtable<Integer, String>> autoPurge () {
    Hashtable<String, Hashtable<Integer, String>> deletedLog = new Hashtable<String, Hashtable<Integer, String>>();

    //attempt to purge different types of objects in such an order that, if interrupted, we'll avoid referential integrity errors

    //1) tx queue is self-managing
    //do nothing

    //3) cases (delete cases that are closed AND have no open cases which index them)
    purgeRMS(Case.STORAGE_KEY, caseFilter(), deletedLog);

    //4) Ledger models (ledger database objects with no matching case)
    purgeRMS(Ledger.STORAGE_KEY, new LedgerPurgeFilter((IStorageUtilityIndexed)StorageManager.getStorage(Ledger.STORAGE_KEY),
            (IStorageUtilityIndexed)StorageManager.getStorage(Case.STORAGE_KEY)), deletedLog);

    //5) reclog will never grow that large in size
    //do nothing

    //6) incident log is (mostly) self-managing
    //do nothing

    return deletedLog;
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
private void purgeRMS (String key, EntityFilter filt, Hashtable<String, Hashtable<Integer, String>> deletedLog) {
    RMSStorageUtility rms = (RMSStorageUtility)StorageManager.getStorage(key);
    //TODO: Reimplement the printout here.
    //Hashtable<Integer, RMSRecordLoc> index = rms.getIDIndexRecord();

    Vector<Integer> deletedIDs = rms.removeAll(filt);

    Hashtable<Integer, String> deletedDetail = new Hashtable<Integer, String>();
    for (int i = 0; i < deletedIDs.size(); i++) {
        int id = deletedIDs.elementAt(i).intValue();
        //RMSRecordLoc detail = index.get(new Integer(id));
        RMSRecordLoc detail = null;
        deletedDetail.put(new Integer(id), detail != null ? "(" + detail.rmsID + "," + detail.recID + ")" : "?");
    }
    deletedLog.put(key, deletedDetail);
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public static ResourceTable CreateTemporaryResourceTable(String name) {
    ResourceTable table = new ResourceTable();
    IStorageUtilityIndexed storage = null;
    String storageKey = STORAGE_KEY_TEMPORARY + name.toUpperCase();

    //Check if this table already exists, and return it if so.
    for(String utilityName : StorageManager.listRegisteredUtilities()) {
        if(utilityName.equals(storageKey)) {
            table = ResourceTable.RetrieveTable((IStorageUtilityIndexed)StorageManager.getStorage(storageKey));
        }
    }
    //Otherwise, create a new one.
    if(storage == null) {
        StorageManager.registerStorage(storageKey, storageKey, Resource.class);
        table = ResourceTable.RetrieveTable((IStorageUtilityIndexed)StorageManager.getStorage(storageKey));
    }
    return table;
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public void registerModule() {
    String[] prototypes = new String[] {BasicInstaller.class.getName(),
                                        LocaleFileInstaller.class.getName(),
                                        SuiteInstaller.class.getName(),
                                        ProfileInstaller.class.getName(),
                                        MediaInstaller.class.getName(),
                                        XFormInstaller.class.getName(),
                                        Text.class.getName(),
                                        PropertySetter.class.getName(),
                                        FormEntry.class.getName(),
                                        DummyGraphDetailTemplate.class.getName()};
    PrototypeManager.registerPrototypes(prototypes);

    StorageManager.registerStorage(CommCareContext.STORAGE_TABLE_GLOBAL, Resource.class);
    StorageManager.registerStorage(Suite.STORAGE_KEY, Suite.class);
    StorageManager.registerStorage(Profile.STORAGE_KEY, Profile.class);
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public boolean validateHouseholdID (String hhid) {
    IStorageUtilityIndexed cases = (IStorageUtilityIndexed)StorageManager.getStorage(Case.STORAGE_KEY);
    Vector extidIDs = cases.getIDsForValue("external-id", hhid);
    Vector typeIDs = cases.getIDsForValue("case-type", "cc_case_house_visit");

    boolean found = false;
    //for each case with same ext id
    for (int i = 0; i < extidIDs.size(); i++) {
        int caseID = ((Integer)extidIDs.elementAt(i)).intValue();
        //if one of the cases is of the house_visit type, AND it's open, we have a dup
        if (typeIDs.contains(new Integer(caseID))) {
            Case c = (Case)cases.read(caseID);
            if (!c.isClosed()) {
                found = true;
                break;
            }
        }
    }
    return found;
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
private Case getCase(String id) {
    IStorageUtilityIndexed storage = (IStorageUtilityIndexed)StorageManager.getStorage(Case.STORAGE_KEY);

    try {
        Case c = (Case)storage.getRecordForValue("case-id", id);
        return c;
    } catch (NoSuchElementException e) {
        //We eventually probably want to deal with this. For now, it's a dealbreaker. Throw it up.
        e.printStackTrace();
        throw e;
    } catch (InvalidIndexException iie) {
        //We eventually probably want to deal with this. For now, it's a dealbreaker. Throw it up.
        iie.printStackTrace();
        throw iie;
    }
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public static void populateAdminUser(MIDlet m) {
    IStorageUtility users = StorageManager.getStorage(User.STORAGE_KEY);

    boolean adminFound = false;
    IStorageIterator ui = users.iterate();
    while (ui.hasMore()) {
        User user = (User)ui.nextRecord();
        if (User.ADMINUSER.equals(user.getUserType())) {
            adminFound = true;
            break;
        }
    }

    // There is no admin user to update, so add the user
    if(!adminFound) {
        //TODO: Test for MIDlet-Jar-RSA-SHA1 or other signing mechanism before allowing the property to be pulled?
        String defaultFromEnvironment = m == null ? null : m.getAppProperty(ADMIN_PW_PROPERTY);

        User admin = new User("admin", defaultFromEnvironment != null ? defaultFromEnvironment : defaultPassword, PropertyUtils.genGUID(25), User.ADMINUSER);
        admin.setUuid(PropertyManager._().getSingularProperty("DeviceID"));

        users.write(admin);
    }
}
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
public void registerModule() {

        //Note: Do not remove fully qualified names here, otherwise the imports mess up the polish preprocessing

        //#if polish.api.wmapi
        String[] prototypes = new String[] { SimpleHttpTransportMessage.class.getName(), org.javarosa.services.transport.impl.sms.SMSTransportMessage.class.getName(), org.javarosa.services.transport.impl.binarysms.BinarySMSTransportMessage.class.getName(), TransportMessageSerializationWrapper.class.getName(), org.javarosa.core.services.transport.payload.ByteArrayPayload.class.getName(), org.javarosa.core.services.transport.payload.DataPointerPayload.class.getName(), org.javarosa.core.services.transport.payload.MultiMessagePayload.class.getName(), org.javarosa.services.transport.impl.simplehttp.multipart.HttpTransportHeader.class.getName()};
        //#else
        //# String[] prototypes = new String[] { SimpleHttpTransportMessage.class.getName(), TransportMessageSerializationWrapper.class.getName(), org.javarosa.core.services.transport.payload.ByteArrayPayload.class.getName(), org.javarosa.core.services.transport.payload.DataPointerPayload.class.getName(), org.javarosa.core.services.transport.payload.MultiMessagePayload.class.getName(), org.javarosa.services.transport.impl.simplehttp.multipart.HttpTransportHeader.class.getName()};
        //#endif

        PrototypeManager.registerPrototypes(prototypes);

        StorageManager.registerWrappedStorage(TransportMessageStore.Q_STORENAME, TransportMessageStore.Q_STORENAME, new TransportMessageSerializationWrapper());
        StorageManager.registerWrappedStorage(TransportMessageStore.RECENTLY_SENT_STORENAME, TransportMessageStore.RECENTLY_SENT_STORENAME, new TransportMessageSerializationWrapper());
        ReferenceManager._().addReferenceFactory(new HttpRoot(listener));
        
        PropertyManager._().addRules(new TransportPropertyRules());
        
        TransportService.init();
    }
 

import org.javarosa.core.services.storage.StorageManager; //导入依赖的package包/类
private void writeUserReport(XmlSerializer serializer, Vector errors) throws IllegalArgumentException, IllegalStateException, IOException {
    IStorageUtility<User> userStorage = StorageManager.getStorage(User.STORAGE_KEY);
    serializer.startTag(XMLNS, "user_subreport");
    try{
        for(IStorageIterator<User> it = userStorage.iterate(); it.hasMore();) {
            User u = it.nextRecord();
            try {
                writeUser(serializer, errors, u);
            } catch(Exception e) {
                logError(errors, new StatusReportException(e,"user_subreport","Error writing user : " + u.getUsername() + "|" + u.getUniqueId()));
            }
        }
    } finally {
        serializer.endTag(XMLNS, "user_subreport");
    }

}