below is my mongo db collection:
so here i need to query in mongo db through java,
to remove the records of (current epoch-24 hours), basically i need last 24 hours records
like in this: db data, the first row is last 24 hours so after removal the db should be like this:
can you pls help how to do this in java with mongo?
assuming i have the DAO and POJO available.
import java.util.Arrays;
import org.bson.Document;
import com.mongodb.MongoClient;
import com.mongodb.MongoClientURI;
import com.mongodb.client.FindIterable;
import com.mongodb.client.MongoCollection;
import com.mongodb.client.MongoDatabase;
import org.bson.conversions.Bson;
import java.util.concurrent.TimeUnit;
import org.bson.Document;
/*
* Requires the MongoDB Java Driver.
* https://mongodb.github.io/mongo-java-driver
*/
Bson filter = new Document("$and", Arrays.asList(new Document("timeStamp",
new Document("$gt", "now-24 epoch")),
new Document("$lt", "now epoch")));
MongoClient mongoClient = new MongoClient(
new MongoClientURI(
"[YOUR_MONGO_URI]"
)
);
MongoDatabase database = mongoClient.getDatabase("[YOUR_DB]");
MongoCollection<Document> collection = database.getCollection("[YOUR_COLLECTION]");
FindIterable<Document> result = collection.find(filter);
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