Coprocessor (Apache HBase 1.4.11 API)

All Classes

Summary:
Nested |
Field |
Constr |
Method

Detail:
Field |
Constr |
Method

All Known Subinterfaces:

BulkLoadObserver, EndpointObserver, MasterObserver, RegionObserver, RegionServerObserver, WALObserver

All Known Implementing Classes:

AccessController, AggregateImplementation, BaseMasterAndRegionObserver, BaseMasterObserver, BaseRegionObserver, BaseRegionServerObserver, BaseRowProcessorEndpoint, BaseWALObserver, BulkDeleteEndpoint, ConstraintProcessor, ExampleMasterObserverWithMetrics, ExampleRegionObserverWithMetrics, JMXListener, MetaTableMetrics, MultiRowMutationEndpoint, RefreshHFilesEndpoint, ReplicationObserver, RowCountEndpoint, RSGroupAdminEndpoint, SecureBulkLoadEndpoint, TokenProvider, VisibilityController, VisibilityController.VisibilityReplication, WriteSinkCoprocessor, ZooKeeperScanPolicyObserver
```
@InterfaceAudience.LimitedPrivate(value="Coprocesssor")
@InterfaceStability.Evolving
public interface Coprocessor
```
Coprocessor interface.

Nested Class Summary

Nested Classes
Modifier and Type Interface and Description

static class Coprocessor.State
Lifecycle state of a given coprocessor instance.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`PRIORITY_HIGHEST` Highest installation priority
`static int`	`PRIORITY_LOWEST` Lowest installation priority
`static int`	`PRIORITY_SYSTEM` High (system) installation priority
`static int`	`PRIORITY_USER` Default installation priority for user coprocessors
`static int`	`VERSION`

Method Summary

Methods
Modifier and Type Method and Description

void start(CoprocessorEnvironment env)

void stop(CoprocessorEnvironment env)

- Field Detail
  - VERSION
```
static final int VERSION
```
    See Also:
    Constant Field Values
  - PRIORITY_HIGHEST
```
static final int PRIORITY_HIGHEST
```
    Highest installation priority
    
    See Also:
    Constant Field Values
  - PRIORITY_SYSTEM
```
static final int PRIORITY_SYSTEM
```
    High (system) installation priority
    
    See Also:
    Constant Field Values
  - PRIORITY_USER
```
static final int PRIORITY_USER
```
    Default installation priority for user coprocessors
    
    See Also:
    Constant Field Values
  - PRIORITY_LOWEST
```
static final int PRIORITY_LOWEST
```
    Lowest installation priority
    
    See Also:
    Constant Field Values
- Method Detail
  - start
```
void start(CoprocessorEnvironment env)
           throws IOException
```
    Throws:
    
    IOException
  - stop
```
void stop(CoprocessorEnvironment env)
          throws IOException
```
    Throws:
    
    IOException

All Classes

Summary:
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Field |
Constr |
Method

Detail:
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Constr |
Method

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