Canary.RegionServerTask (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.hbase.tool.Canary.RegionServerTask

All Implemented Interfaces:

Callable<Void>

Enclosing class:

Canary
```
static class Canary.RegionServerTask
extends Object
implements Callable<Void>
```
Get one row from a region on the regionserver and outputs the latency, or the failure.

Field Summary

Fields
Modifier and Type	Field and Description
`private Connection`	`connection`
`private HRegionInfo`	`region`
`private String`	`serverName`
`private Canary.ExtendedSink`	`sink`
`private AtomicLong`	`successes`

Constructor Summary

Constructors
Constructor and Description
`Canary.RegionServerTask(Connection connection, String serverName, HRegionInfo region, Canary.ExtendedSink sink, AtomicLong successes)`

Method Summary

Methods
Modifier and Type Method and Description

Void call()
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods
Modifier and Type	Method and Description
`Void`	`call()`

Field Detail

connection
```
private Connection connection
```

serverName
```
private String serverName
```

region
```
private HRegionInfo region
```

sink
```
private Canary.ExtendedSink sink
```

successes
```
private AtomicLong successes
```

Constructor Detail

Canary.RegionServerTask

Canary.RegionServerTask(Connection connection,
                       String serverName,
                       HRegionInfo region,
                       Canary.ExtendedSink sink,
                       AtomicLong successes)

Method Detail
- call
```
public Void call()
```
  Specified by:
  
  call in interface Callable<Void>

Class Canary.RegionServerTask

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

connection

serverName

region

sink

successes

Constructor Detail

Canary.RegionServerTask

Method Detail

call