CassandraHealthCheck (Elastic Software Foundation :: ElasticActors :: Cassandra 2.x Backplane 6.3.0 API)

java.lang.Object
- org.elasticsoftware.elasticactors.cassandra2.health.CassandraHealthCheck

All Implemented Interfaces:

HealthCheck
```
public class CassandraHealthCheck
extends Object
implements HealthCheck
```
Author:

Rob de Boer, Joost van de Wijgerd

Constructor Summary

Constructors
Constructor Description

CassandraHealthCheck(com.datastax.driver.core.Session cassandraSession)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`HealthCheckResult`	`check()`	Because we are doing quorum reads and writes the system is still healthy when there are N - 1 nodes up, where N is the total number of nodes in the cluster.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - CassandraHealthCheck
```
@Autowired
public CassandraHealthCheck(com.datastax.driver.core.Session cassandraSession)
```
- Method Detail
  - check
```
public HealthCheckResult check()
```
    Because we are doing quorum reads and writes the system is still healthy when there are N - 1 nodes up, where N is the total number of nodes in the cluster. Check this tool: https://www.ecyrd.com/cassandracalculator/
    
    Specified by:
    
    check in interface HealthCheck
    
    Returns: