Package com.mongodb

Examples of com.mongodb.DBCollection.drop()

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    private static DBCollection createCollection() throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB db = client.getDB("course");
        DBCollection collection = db.getCollection("UpdateRemoveTest");
        collection.drop();
        return collection;
    }

    private static void printCollection(final DBCollection collection) {
        DBCursor cursor = collection.find().sort(new BasicDBObject("_id", 1));
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    public static void main(String[] args) throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB courseDB = client.getDB("course");
        DBCollection collection = courseDB.getCollection("insertTest");

        collection.drop();

        DBObject doc = new BasicDBObject().append("x", 1);

        collection.insert(doc);
        collection.insert(doc);
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public class FieldSelectionTest {
    public static void main(String[] args) throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB db = client.getDB("course");
        DBCollection collection = db.getCollection("fieldSelectionTest");
        collection.drop();
        Random rand = new Random();

        // insert 10 documents with two random integers
        for (int i = 0; i < 10; i++) {
            collection.insert(
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public class FindTest {
    public static void main(String[] args) throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB db = client.getDB("course");
        DBCollection collection = db.getCollection("findTest");
        collection.drop();

        // insert 10 documents with a random integer as the value of field "x"
        for (int i = 0; i < 10; i++) {
            collection.insert(new BasicDBObject("x", new Random().nextInt(100)));
        }
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public class FindCriteriaTest {
    public static void main(String[] args) throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB db = client.getDB("course");
        DBCollection collection = db.getCollection("findCriteriaTest");
        collection.drop();

        // insert 10 documents with two random integers
        for (int i = 0; i < 10; i++) {
            collection.insert(
                    new BasicDBObject("x", new Random().nextInt(2))
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public class SortSkipLimitTest {
    public static void main(String[] args) throws UnknownHostException {
        MongoClient client = new MongoClient();
        DB db = client.getDB("course");
        DBCollection lines = db.getCollection("SortSkipLimitTest");
        lines.drop();
        Random rand = new Random();

        // insert 10 lines with random start and end points
        for (int i = 0; i < 10; i++) {
            lines.insert(
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        DB db = client.getDB("course");
        db.setWriteConcern(WriteConcern.JOURNALED);
        DBCollection coll = db.getCollection("write.test");
        coll.setWriteConcern(WriteConcern.JOURNALED);

        coll.drop();

        DBObject doc = new BasicDBObject("_id", 1);

        coll.insert(doc);
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                new ServerAddress("localhost", 27017),
                new ServerAddress("localhost", 27018),
                new ServerAddress("localhost", 27019)));

        DBCollection test = client.getDB("course").getCollection("replica.test");
        test.drop();

        for (int i = 0; i < Integer.MAX_VALUE; i++) {
            for (int retries = 0; retries <= 2; retries++) {
                try {
                    test.insert(new BasicDBObject("_id", i));
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                new ServerAddress("localhost", 27017),
                new ServerAddress("localhost", 27018),
                new ServerAddress("localhost", 27019)));

        DBCollection test = client.getDB("course").getCollection("replica.test");
        test.drop();

        for (int i = 0; i < Integer.MAX_VALUE; i++) {
            test.insert(new BasicDBObject("_id", i));
            System.out.println("Inserted document: " + i);
            Thread.sleep(500);
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  }
 
 
  public void dropCollection() {
    DBCollection messagesCollection = chatDatabase.getCollection("historymessages");
    messagesCollection.drop();
  }
 
  @Test
  public void testSaveMessage() {
    this.dropCollection();
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