Example usage for com.mongodb DBCollection drop

Introduction

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

Prototype

public void drop()

Source Link

Document

Drops (deletes) this collection from the database.

Usage

From source file:fr.eolya.utils.nosql.mongodb.MongoDBDatabase.java

License:Apache License

public void collectionDrop(String collName) {
    DBCollection coll = db.getCollection(collName);
    coll.drop();
}

From source file:it.sayservice.platform.smartplanner.otp.OTPStorage.java

License:Apache License

public void clean(MongoTemplate mongo, String collectionName) {
    DBCollection collection = template.getCollection(collectionName);
    collection.drop();
}

From source file:javaapplication15.JavaApplication15.java

/**
 * @param args the command line arguments
 * @throws java.net.UnknownHostException
 *///w  ww.j a va 2 s. com
public static void main(String[] args) throws UnknownHostException {

    MongoClient client = new MongoClient("localhost", 27017);
    DB myDB = client.getDB("m101");
    DBCollection collection = myDB.getCollection("Sample2");

    collection.drop();

    BasicDBObject query = new BasicDBObject("x", new BasicDBObject("$gt", 10).append("$lt", 50)).append("y",
            new BasicDBObject("$gt", 10).append("$lt", 50));

    for (int i = 0; i < 10; i++) {
        collection.insert(
                new BasicDBObject("x", new Random().nextInt(100)).append("y", new Random().nextInt(100)));
    }

    //        DBObject one = collection.findOne(query);
    //        System.out.println(one);

    DBCursor cursor = collection.find(query);
    try {
        while (cursor.hasNext()) {
            DBObject dBObject = cursor.next();
            System.out.println(dBObject);
        }
    } finally {
        cursor.close();
    }

}

From source file:models.datasource.SingletonDataSource.java

public static void dropUserCollection() {
    DBCollection myCollection = connectDB("mongo.usersCollection");
    myCollection.drop();
    mongoClient.close();//from   w  w  w.  ja  v a  2s.c  o m
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveReport() {
    DBCollection reportColl = db.getCollection("report");
    reportColl.drop();

    BasicDBObject dbObject = (BasicDBObject) JSON.parse("{status:" + toJson(getStatus()) + ",messages:"
            + toJson(OntoProcessorMessageStore.getInstance()).toString() + "}");

    reportColl.insert(dbObject);/*from  w  w w  .  ja  v a2 s .c  o m*/
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveCategories() throws JsonProcessingException {
    BasicDBObject dbObject;//from   w  w w .j a v  a  2 s. c  om

    CarbonOntology ontology = CarbonOntology.getInstance();
    DBCollection categoriesColl = db.getCollection("categories");
    categoriesColl.drop();

    String serialized = mapper.writeValueAsString(ontology.getCategoryTree());
    dbObject = (BasicDBObject) JSON.parse(serialized);

    categoriesColl.insert(dbObject);
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveImpactAndFlowTypes() throws JsonProcessingException {
    DBCollection impactAndFlowTypesColl = db.getCollection("impactAndFlowTypes");
    impactAndFlowTypesColl.drop();

    String impactTypesSerialized = mapper.writeValueAsString(ontology.getImpactTypes());
    String elementaryFlowTypesSerialized = mapper.writeValueAsString(ontology.getElementaryFlowTypes());

    BasicDBObject dbObject = (BasicDBObject) JSON.parse(
            "{impactTypes:" + impactTypesSerialized + ", flowTypes:" + elementaryFlowTypesSerialized + "}");
    impactAndFlowTypesColl.insert(dbObject);
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveOntologyTypes() throws JsonProcessingException {
    DBCollection impactAndFlowTypesTreeColl = db.getCollection("ontologyTypes");
    impactAndFlowTypesTreeColl.drop();
    String impactTypesTreeSerialized = mapper.writeValueAsString(ontology.getImpactTypesTree());
    String elementaryFlowTypesTreeSerialized = mapper.writeValueAsString(ontology.getElementaryFlowTypesTree());

    BasicDBObject dbObject = (BasicDBObject) JSON.parse("{impactTypesTree:" + impactTypesTreeSerialized
            + ", flowTypesTree:" + elementaryFlowTypesTreeSerialized + "}");
    impactAndFlowTypesTreeColl.insert(dbObject);
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveRelationTypes() throws JsonProcessingException {
    DBCollection relationTypesColl = db.getCollection("relationTypes");
    relationTypesColl.drop();
    String relationTypesTreeSerialized = mapper.writeValueAsString(ontology.getRelationTypes());
    BasicDBObject dbObject = (BasicDBObject) JSON.parse("{relationTypes: " + relationTypesTreeSerialized + "}");
    relationTypesColl.insert(dbObject);/*from  w  w  w . j a va 2 s.  c om*/
}

From source file:models.OntoProcessor.java

License:Open Source License

protected void saveGroups() throws JsonProcessingException {
    DBCollection groupsColl = db.getCollection("groups");
    groupsColl.drop();

    for (Group group : ontology.getGroups().values()) {
        String serializedGroup = mapper.writeValueAsString(group);
        BasicDBObject dbObject = (BasicDBObject) JSON.parse(serializedGroup);
        dbObject.append("_id", group.getId());
        groupsColl.insert(dbObject);//from w w w  .  j  a  va 2 s  .  c  o  m

        if (group.getType() == com.mycsense.carbondb.domain.group.Type.PROCESS) {
            HashMap<String, String> node = new HashMap<>();
            node.put("id", group.getId());
            node.put("label", group.getLabel());
            nodes.add(node);
            processGroupsId.add(group.getId());
        }
    }
}