Skip to main content

com.aerospike.client.AerospikeException$Serialize: Error Code -1:

If you are trying to save a  whole simple java object into Aerospike database and your are getting the following annoying errors.



com.aerospike.client.AerospikeException$Serialize: Error Code -1: java.io.NotSerializableException: com.sangnak-science.Person
at com.aerospike.client.Value$BlobValue.estimateSize(Value.java:977)
at com.aerospike.client.command.Command.estimateOperationSize(Command.java:767)
at com.aerospike.client.command.Command.setWrite(Command.java:76)
at com.aerospike.client.command.WriteCommand.writeBuffer(WriteCommand.java:56)
at com.aerospike.client.command.SyncCommand.execute(SyncCommand.java:47)
at com.aerospike.client.AerospikeClient.put(AerospikeClient.java:339)
at com.yatra.Aerospike.main(Aerospike.java:57)
Caused by: java.io.NotSerializableException: com.yatra.Person
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1184)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
at com.aerospike.client.Value$BlobValue.estimateSize(Value.java:971)
... 6 more

Don't worry it's very easy to handle this exception. All you need to find the class(In the above case the underlilned blue word) of the object (you are trying to save in Aerospike database) and make it Serializable by implementing the java.io.Serializable interface.

For the reference example please follow the below link.


Comments

Popular posts from this blog

How to Create a Namespace in Aerospike Database

                      T his post is about creating a namespace in Aerospike. I could not find any concrete method to create a namespace like create database in MySQL and MongoDB. So I am suggesting a way to create a namespace in Aerospike Database. Step-1: Locate config file aerospike.conf and open it in your favorite editor and make sure you have permission to modify the file. In my system the path of file /etc/aerospike/aerospike.conf (Default in Ubuntu). Here the content of the file. # Aerospike database configuration file. service { user root group root paxos-single-replica-limit 1 # Number of nodes where the replica pidfile /var/run/aerospike/asd.pid service-threads 4 transaction-queues 4 transaction-threads-per-queue 4 proto-fd-max 15000 } logging { # Log file must be an absolute path. file /var/log/aerospike/aerospike.log { context any info } } network { service { address any port 3000 } heartbeat { mode multicast address 239.1.99.222 p

java.lang.IllegalArgumentException: Could not instantiate implementation: org.janusgraph.diskstorage.cassandra.thrift.CassandraThriftStoreManager

If you are trying to get started with Janus Graph with Apache Cassandra. You may get the following error. Caused by: org.janusgraph.diskstorage.TemporaryBackendException: Temporary failure in storage backend at org.janusgraph.diskstorage.cassandra.thrift.CassandraThriftStoreManager.getCassandraPartitioner(CassandraThriftStoreManager.java:219) ~[janusgraph-cassandra-0.2.0.jar:na] at org.janusgraph.diskstorage.cassandra.thrift.CassandraThriftStoreManager.<init>(CassandraThriftStoreManager.java:198) ~[janusgraph-cassandra-0.2.0.jar:na] ... 48 common frames omitted Caused by: org.apache.thrift.transport.TTransportException: java.net.ConnectException: Connection refused (Connection refused) at org.apache.thrift.transport.TSocket.open(TSocket.java:187) ~[libthrift-0.9.2.jar:0.9.2] at org.apache.thrift.transport.TFramedTransport.open(TFramedTransport.java:81) ~[libthrift-0.9.2.jar:0.9.2] at org.janusgraph.diskstorage.cassandra.thrift.thriftpool.CTConnectionFactory.makeR

com.mongodb.MongoCommandException: Command failed with error 18: 'Authentication failed.' on server

If you are trying to connect Mongo DB Server and it insanely throwing following error. com.mongodb.MongoTimeoutException : Timed out after 1000 ms while waiting for a server that matches ReadPreferenceServerSelector{readPreference=primary}. Client view of cluster state is {type=UNKNOWN, servers=[{address=192.168.1.10:27010, type=UNKNOWN, state=CONNECTING, exception={ com.mongodb.MongoSecurityException: Exception authenticating MongoCredential {mechanism=null, userName='user123', source='admin', password=<hidden>, mechanismProperties={}}}, caused by {com.mongodb.MongoCommandException: Command failed with error 18 : 'Authentication failed.' on server 192.168.1.10:27010 . The full response is { "ok" : 0.0, "code" : 18, "errmsg" : "Authentication failed." }}}] If you start looking the error content First you encounter with Timeout Exception which may mislead you. It is basically an authentication error. I