Example usage for com.mongodb BasicDBObject append

Introduction

In this page you can find the example usage for com.mongodb BasicDBObject append.

Prototype

@Override
public BasicDBObject append(final String key, final Object val) 

Source Link

Document

Add a key/value pair to this object

Usage

From source file:com.andiandy.m101j.week3.hw2_3.BlogPostDAO.java

License:Apache License

public void addPostComment(final String name, final String email, final String body, final String permalink) {

    // XXX HW 3.3, Work Here
    // Hints:/* w w w  .  j a  va  2  s  .  co m*/
    // - email is optional and may come in NULL. Check for that.
    // - best solution uses an update command to the database and a suitable
    //   operator to append the comment on to any existing list of comments
    DBObject query = QueryBuilder.start("permalink").is(permalink).get();
    DBObject post = postsCollection.find(query).next();
    BasicDBObject comment = new BasicDBObject();
    comment.append("author", name);
    if (email != null) {
        comment.append("email", email);
    }
    comment.append("body", body);
    post.put("comments", comment);
    postsCollection.update(query, new BasicDBObject("$push", new BasicDBObject("comments", comment)));

}

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From source file:com.andiandy.m101j.week3.hw2_3.SessionDAO.java

License:Apache License

public String startSession(String username) {

    String sessionID = generateSessionID();

    // build the BSON object
    BasicDBObject session = new BasicDBObject("username", username);

    session.append("_id", sessionID);

    sessionsCollection.insert(session);/*  ww w  .  j a  v  a 2  s.  c  om*/

    return session.getString("_id");
}

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From source file:com.andiandy.m101j.week3.hw2_3.UserDAO.java

License:Apache License

public boolean addUser(String username, String password, String email) {

    String passwordHash = makePasswordHash(password, Integer.toString(random.nextInt()));

    BasicDBObject user = new BasicDBObject();

    user.append("_id", username).append("password", passwordHash);

    if (email != null && !email.equals("")) {
        // the provided email address
        user.append("email", email);
    }//from   www  .  ja  va 2 s .com

    try {
        usersCollection.insert(user);
        return true;
    } catch (MongoException.DuplicateKey e) {
        System.out.println("Username already in use: " + username);
        return false;
    }
}

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From source file:com.andiandy.m101j.week4.course.BlogPostDAO.java

License:Apache License

public String addPost(String title, String body, List<String> tags, String username) {

    System.out.println("inserting blog entry " + title + " " + body);

    String permalink = title.replaceAll("\\s", "_"); // whitespace becomes _
    permalink = permalink.replaceAll("\\W", ""); // get rid of non alphanumeric
    permalink = permalink.toLowerCase();

    BasicDBObject post = new BasicDBObject("title", title);
    post.append("author", username);
    post.append("body", body);
    post.append("permalink", permalink);
    post.append("tags", tags);
    post.append("comments", new java.util.ArrayList<String>());
    post.append("date", new java.util.Date());

    try {/*from  www  .j  av a 2 s.  c o m*/
        postsCollection.insert(post);
        System.out.println("Inserting blog post with permalink " + permalink);
    } catch (Exception e) {
        System.out.println("Error inserting post");
        return null;
    }

    return permalink;
}

---

From source file:com.andiandy.m101j.week4.course.BlogPostDAO.java

License:Apache License

public void addPostComment(final String name, final String email, final String body, final String permalink) {
    BasicDBObject comment = new BasicDBObject("author", name).append("body", body);
    if (email != null && !email.equals("")) {
        comment.append("email", email);
    }/*ww w.j  av a 2 s.  c  o  m*/

    @SuppressWarnings("unused")
    WriteResult result = postsCollection.update(new BasicDBObject("permalink", permalink),
            new BasicDBObject("$push", new BasicDBObject("comments", comment)), false, false);
}

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From source file:com.andiandy.m101j.week4.course.SessionDAO.java

License:Apache License

public String startSession(String username) {

    String sessionID = getSessionID();

    // build the BSON object
    BasicDBObject session = new BasicDBObject("username", username);

    session.append("_id", sessionID);

    sessionsCollection.insert(session);//  w w  w  .j  a  v a 2  s  .c om

    return session.getString("_id");
}

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From source file:com.aperigeek.dropvault.web.dao.MongoFileService.java

License:Open Source License

public Resource getRootFolder(String username) {
    DBCollection files = mongo.getDataBase().getCollection("files");

    DBObject filter = new BasicDBObject();
    filter.put("user", username);
    filter.put("root", true);

    DBObject root = files.findOne(filter);

    if (root == null) {
        BasicDBObject newRoot = new BasicDBObject();
        newRoot.append("type", Resource.ResourceType.FOLDER.toString());
        newRoot.append("name", username);
        newRoot.append("root", true);
        newRoot.append("user", username);
        newRoot.append("creationDate", new Date());
        newRoot.append("modificationDate", new Date());
        files.insert(newRoot);/*  w w  w . ja v  a 2  s  .c o  m*/
        root = newRoot;
    }

    Resource res = buildResource(root);

    return res;
}

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From source file:com.app.mongoDao.MongoBookDao.java

@Override
public String deleteBook(String book) {
    String status = "";
    try {/*from w ww. j a va2s  . c  o  m*/
        DBCollection data = DatabaseConfig.configure();
        BasicDBObject query = new BasicDBObject();
        query.append("bookname", book);
        data.remove(query);
        status = "Book deleted successfully";
    } catch (Exception e) {
        status = "Book not deleted successfully";
        e.printStackTrace();
    }

    return status;
}

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From source file:com.arquivolivre.mongocom.management.CollectionManager.java

License:Apache License

private void indexFields(Object document) throws NoSuchMethodException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException {
    String collectionName = reflectCollectionName(document);
    Field[] fields = getFieldsByAnnotation(document, Index.class);
    Map<String, List<String>> compoundIndexes = new TreeMap<>();
    BasicDBObject compoundIndexesOpt = new BasicDBObject("background", true);
    DBCollection collection = db.getCollection(collectionName);
    for (Field field : fields) {
        Annotation annotation = field.getAnnotation(Index.class);
        BasicDBObject options = new BasicDBObject();
        BasicDBObject indexKeys = new BasicDBObject();
        String indexName = (String) annotation.annotationType().getMethod("value").invoke(annotation);
        String type = (String) annotation.annotationType().getMethod("type").invoke(annotation);
        boolean unique = (boolean) annotation.annotationType().getMethod("unique").invoke(annotation);
        boolean sparse = (boolean) annotation.annotationType().getMethod("sparse").invoke(annotation);
        boolean dropDups = (boolean) annotation.annotationType().getMethod("dropDups").invoke(annotation);
        boolean background = (boolean) annotation.annotationType().getMethod("background").invoke(annotation);
        int order = (int) annotation.annotationType().getMethod("order").invoke(annotation);
        if (!indexName.equals("")) {
            options.append("name", indexName);
        }/*from  www.jav  a  2s. co  m*/
        options.append("background", background);
        options.append("unique", unique);
        options.append("sparse", sparse);
        options.append("dropDups", dropDups);
        String fieldName = field.getName();
        if (indexName.equals("") && type.equals("")) {
            indexKeys.append(fieldName, order);
            collection.ensureIndex(indexKeys, options);
        } else if (!indexName.equals("") && type.equals("")) {
            List<String> result = compoundIndexes.get(indexName);
            if (result == null) {
                result = new ArrayList<>();
                compoundIndexes.put(indexName, result);
            }
            result.add(fieldName + "_" + order);
        } else if (!type.equals("")) {
            indexKeys.append(fieldName, type);
            collection.ensureIndex(indexKeys, compoundIndexesOpt);
        }
    }
    Set<String> keys = compoundIndexes.keySet();
    for (String key : keys) {
        BasicDBObject keysObj = new BasicDBObject();
        compoundIndexesOpt.append("name", key);
        for (String value : compoundIndexes.get(key)) {
            boolean with_ = false;
            if (value.startsWith("_")) {
                value = value.replaceFirst("_", "");
                with_ = true;
            }
            String[] opt = value.split("_");
            if (with_) {
                opt[0] = "_" + opt[0];
            }
            keysObj.append(opt[0], Integer.parseInt(opt[1]));
        }
        collection.ensureIndex(keysObj, compoundIndexesOpt);
    }
}

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From source file:com.arquivolivre.mongocom.management.CollectionManager.java

License:Apache License

private BasicDBObject loadDocument(Object document)
        throws SecurityException, InstantiationException, InvocationTargetException, NoSuchMethodException {
    Field[] fields = document.getClass().getDeclaredFields();
    BasicDBObject obj = new BasicDBObject();
    for (Field field : fields) {
        try {// w  w  w  .j a  va 2s .  co m
            field.setAccessible(true);
            String fieldName = field.getName();
            Object fieldContent = field.get(document);
            if (fieldContent == null && !field.isAnnotationPresent(GeneratedValue.class)) {
                continue;
            }
            if (fieldContent instanceof List) {
                BasicDBList list = new BasicDBList();
                boolean isInternal = field.isAnnotationPresent(Internal.class);
                for (Object item : (List) fieldContent) {
                    if (isInternal) {
                        list.add(loadDocument(item));
                    } else {
                        list.add(item);
                    }
                }
                obj.append(fieldName, list);
            } else if (field.getType().isEnum()) {
                obj.append(fieldName, fieldContent.toString());
            } else if (field.isAnnotationPresent(Reference.class)) {
                obj.append(fieldName, new org.bson.types.ObjectId(save(fieldContent)));
            } else if (field.isAnnotationPresent(Internal.class)) {
                obj.append(fieldName, loadDocument(fieldContent));
            } else if (field.isAnnotationPresent(Id.class) && !fieldContent.equals("")) {
                obj.append(fieldName, reflectId(field));
            } else if (field.isAnnotationPresent(GeneratedValue.class)) {
                Object value = reflectGeneratedValue(field, fieldContent);
                if (value != null) {
                    obj.append(fieldName, value);
                }
            } else if (!field.isAnnotationPresent(ObjectId.class)) {
                obj.append(fieldName, fieldContent);
            } else if (!fieldContent.equals("")) {
                obj.append("_id", new org.bson.types.ObjectId((String) fieldContent));
            }
        } catch (IllegalArgumentException | IllegalAccessException ex) {
            LOG.log(Level.SEVERE, null, ex);
        }
    }
    return obj;
}

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