Example usage for com.mongodb Block Block

Introduction

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

Prototype

Block

Source Link

Usage

From source file:com.averageloser.mongodemo.Model.BookDBHelper.java

@Override
public Book getDocument(MongoCollection<Document> collection, Bson object) {
    Book book = new Book();

    Document doc = (Document) object;

    FindIterable<Document> iterable = collection.find(doc);
    iterable.forEach(new Block<Document>() {
        @Override/*from   w w w  .  j  av  a  2  s. c  o m*/
        public void apply(Document t) {
            book.setTitle(t.getString("title"));
            book.setDescription(t.getString("description"));
            book.setAuthor(t.getString("author"));
            book.setPublisher(t.getString("publisher"));
        }

    });

    return book;
}

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From source file:com.bluedragon.mongo.MongoCollectionAggregate.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {
    MongoDatabase db = getMongoDatabase(_session, argStruct);

    String collection = getNamedStringParam(argStruct, "collection", null);
    if (collection == null)
        throwException(_session, "please specify a collection");

    cfData data = getNamedParam(argStruct, "pipeline", null);
    if (data == null)
        throwException(_session, "please specify a pipeline");

    List<Bson> pipelineList = new ArrayList<Bson>();

    if (data.getDataType() == cfData.CFARRAYDATA) {
        cfArrayData arrData = (cfArrayData) data;

        if (arrData.size() == 0)
            throwException(_session, "please specify at least one pipeline");

        for (int x = 0; x < arrData.size(); x++)
            pipelineList.add(getDocument(arrData.getData(x + 1)));

    } else {/* w  w w  .  ja v  a  2 s  . c o  m*/
        pipelineList.add(getDocument(data));
    }

    try {
        MongoCollection<Document> col = db.getCollection(collection);
        long start = System.currentTimeMillis();

        // Now we can run the query
        cfArrayData results = cfArrayData.createArray(1);

        col.aggregate(pipelineList).forEach(new Block<Document>() {

            @SuppressWarnings("rawtypes")
            @Override
            public void apply(Document doc) {
                try {
                    results.addElement(tagUtils.convertToCfData((Map) doc));
                } catch (cfmRunTimeException e) {
                }
            }

        });

        _session.getDebugRecorder().execMongo(col, "aggregate", null, System.currentTimeMillis() - start);

        return results;
    } catch (Exception e) {
        throwException(_session, e.getMessage());
        return null;
    }
}

---

From source file:com.bluedragon.mongo.MongoCollectionDistinct.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {
    MongoDatabase db = getMongoDatabase(_session, argStruct);

    String collection = getNamedStringParam(argStruct, "collection", null);
    if (collection == null)
        throwException(_session, "please specify a collection");

    String key = getNamedStringParam(argStruct, "key", null);
    if (key == null)
        throwException(_session, "please specify a key");

    cfData query = getNamedParam(argStruct, "query", null);

    try {//from w ww .  ja va 2  s .  c  om

        DistinctIterable<String> result;
        if (query != null)
            result = db.getCollection(collection).distinct(key, String.class).filter(getDocument(query));
        else
            result = db.getCollection(collection).distinct(key, String.class);

        cfArrayData arr = cfArrayData.createArray(1);

        result.forEach(new Block<String>() {

            @Override
            public void apply(final String st) {
                try {
                    arr.addElement(new cfStringData(st));
                } catch (cfmRunTimeException e) {
                }
            }
        });

        return arr;

    } catch (MongoException me) {
        throwException(_session, me.getMessage());
        return null;
    }
}

---

From source file:com.bluedragon.mongo.MongoCollectionFind.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {
    MongoDatabase db = getMongoDatabase(_session, argStruct);

    String collection = getNamedStringParam(argStruct, "collection", null);
    if (collection == null)
        throwException(_session, "please specify a collection");

    cfData query = getNamedParam(argStruct, "query", null);
    if (query == null)
        throwException(_session, "please specify query");

    int size = getNamedIntParam(argStruct, "size", -1);
    int skip = getNamedIntParam(argStruct, "skip", -1);
    cfData sort = getNamedParam(argStruct, "sort", null);
    cfData fields = getNamedParam(argStruct, "fields", null);

    try {/*  www.  j a  v a2  s  .  com*/
        MongoCollection<Document> col = db.getCollection(collection);

        // Get the initial cursor
        FindIterable<Document> cursor;
        long start = System.currentTimeMillis();
        Document qry = getDocument(query);

        cursor = col.find(qry);

        if (fields != null)
            cursor = cursor.projection(getDocument(fields));

        // Are we sorting?
        if (sort != null)
            cursor = cursor.sort(getDocument(sort));

        // Are we limiting
        if (skip != -1)
            cursor = cursor.skip(skip);

        // How many we bringing back
        if (size != -1)
            cursor = cursor.limit(size);

        // Now we can run the query
        cfArrayData results = cfArrayData.createArray(1);

        cursor.forEach(new Block<Document>() {

            @SuppressWarnings("rawtypes")
            @Override
            public void apply(final Document st) {
                try {
                    results.addElement(tagUtils.convertToCfData((Map) st));
                } catch (cfmRunTimeException e) {
                }
            }
        });

        _session.getDebugRecorder().execMongo(col, "find", qry, System.currentTimeMillis() - start);

        return results;
    } catch (MongoException me) {
        throwException(_session, me.getMessage());
        return null;
    }
}

---

From source file:com.bluedragon.mongo.MongoCollectionList.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {
    MongoClient client = getMongoClient(_session, argStruct);

    try {/*from w  ww  .  j  a  v  a  2s .  com*/
        cfArrayData arr = cfArrayData.createArray(1);

        client.listDatabaseNames().forEach(new Block<String>() {

            @Override
            public void apply(String dbName) {
                try {
                    arr.addElement(new cfStringData(dbName));
                } catch (cfmRunTimeException e) {
                }
            }

        });

        return arr;
    } catch (MongoException me) {
        throwException(_session, me.getMessage());
        return null;
    }
}

---

From source file:com.bluedragon.mongo.MongoDatabaseList.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {
    MongoClient client = getMongoClient(_session, argStruct);

    try {//from w  ww.ja v a 2 s  .com
        cfArrayData arr = cfArrayData.createArray(1);

        client.listDatabaseNames().forEach(new Block<String>() {

            @Override
            public void apply(final String st) {
                try {
                    arr.addElement(new cfStringData(st));
                } catch (cfmRunTimeException e) {
                }
            }
        });

        return arr;
    } catch (MongoException me) {
        throwException(_session, me.getMessage());
        return null;
    }
}

---

From source file:com.DA.assignment1.Query.Demonstrate.java

public static void selectMovie(MongoCollection<Document> rating) throws IOException {
    System.out.println("Please enter userID: you can check the rating records ");
    BufferedReader br1 = new BufferedReader(new InputStreamReader(System.in));
    String userID = br1.readLine();

    FindIterable<Document> movies = rating.find(new Document("userID", userID));

    movies.forEach(new Block<Document>() {
        @Override/*from   ww w  .j a v  a2  s .  c om*/
        public void apply(final Document document) {
            System.out.println(document);
        }
    });

}

---

From source file:com.DA.assignment1.Query.Demonstrate.java

public static void Tag(MongoCollection<Document> tag) throws IOException {
    System.out.println("Please enter movieID:");

    BufferedReader br1 = new BufferedReader(new InputStreamReader(System.in));
    String movieID = br1.readLine();

    FindIterable<Document> tags = tag.find(new Document("movieID", movieID));
    tags.forEach(new Block<Document>() {
        @Override/* www.  j a v  a 2  s  .  com*/
        public void apply(final Document document) {
            System.out.println(document);
        }
    });
}

---

From source file:com.DA.assignment1.Query.Question1.java

public void Answer() {

    MongoClient mongoClient = new MongoClient();
    MongoDatabase db = mongoClient.getDatabase("test");

    FindIterable<Document> iterable1 = db.getCollection("movies").find(new Document("title", "Copycat (1995)"));
    iterable1.forEach(new Block<Document>() {
        @Override//  www  .j  a  v a 2s  . com
        public void apply(final Document document) {
            System.out.println(document);
            //System.out.println("hah");

        }
    });

}

---

From source file:com.DA.assignment1.Query.Question2.java

public void Answer() {

    MongoClient mongoClient = new MongoClient();
    MongoDatabase db = mongoClient.getDatabase("test");

    AggregateIterable<Document> iterable = db.getCollection("movies")
            .aggregate(asList(new Document("$unwind", "$generes"),
                    new Document("$group",
                            new Document("_id", "$generes").append("count", new Document("$sum", 1))),
                    new Document("$sort", new Document("count", -1))));

    iterable.forEach(new Block<Document>() {
        @Override// w w w  .jav  a  2 s  .  c  o  m
        public void apply(final Document document) {
            System.out.println(document.toJson());
        }
    });

}

---

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