Package org.apache.accumulo.miniclusterImpl

Class MiniAccumuloClusterControl

java.lang.Object

org.apache.accumulo.miniclusterImpl.MiniAccumuloClusterControl

All Implemented Interfaces:

ClusterControl

public class MiniAccumuloClusterControl
extends Object
implements ClusterControl

Field Summary

Fields

Modifier and Type	Field	Description
protected MiniAccumuloClusterImpl	cluster

Constructor Summary

Constructors

Constructor	Description
MiniAccumuloClusterControl(MiniAccumuloClusterImpl cluster)

Method Summary

Modifier and Type	Method	Description
void	adminStopAll()	Issue an orderly shutdown of the cluster, throws an exception if it fails to return successfully (return value of 0).
int	exec(Class<?> clz, String[] args)	Execute the given class against the cluster with the provided arguments and waits for completion.
Map.Entry<Integer,String>	execWithStdout(Class<?> clz, String[] args)	Execute the given class against the cluster with the provided arguments and waits for completion.
void	kill(ServerType server, String hostname)	Send SIGKILL to the given process on the host
void	killProcess(ServerType type, ProcessReference procRef)
void	resume(ServerType server, String hostname)	Send SIGCONT to the given process on the host
void	signal(ServerType server, String hostname, String signal)	Send the provided signal to the process on the host
void	start(ServerType server)
void	start(ServerType server, String hostname)	Start the given process on the host
void	start(ServerType server, Map<String,String> configOverrides, int limit)
void	startAllServers(ServerType server)	Starts all occurrences of the given server
void	startCompactors(Class<? extends Compactor> compactor, int limit, String queueName)	Start instances of Compactors
void	startCoordinator(Class<? extends CompactionCoordinator> coordinator)	Start an instance of CompactionCoordinator
void	stop(ServerType server)
void	stop(ServerType server, String hostname)	Stop the given process on the host
void	stopAllServers(ServerType server)	Stops all occurrences of the given server
void	suspend(ServerType server, String hostname)	Send SIGSTOP to the given process on the host

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

cluster

protected MiniAccumuloClusterImpl cluster

Constructor Detail

MiniAccumuloClusterControl

public MiniAccumuloClusterControl(MiniAccumuloClusterImpl cluster)

Method Detail

start

public void start(ServerType server)
           throws IOException

Throws:

IOException

exec

public int exec(Class<?> clz,
                String[] args)
         throws IOException

Description copied from interface: ClusterControl

Execute the given class against the cluster with the provided arguments and waits for completion. Returns the exit code of the process.

Specified by:

exec in interface ClusterControl

Throws:

IOException

execWithStdout

public Map.Entry<Integer,String> execWithStdout(Class<?> clz,
                                                      String[] args)
                                               throws IOException

Description copied from interface: ClusterControl

Execute the given class against the cluster with the provided arguments and waits for completion. Returns the exit code of the process with the stdout.

Specified by:

execWithStdout in interface ClusterControl

Throws:

IOException

adminStopAll

public void adminStopAll()
                  throws IOException

Description copied from interface: ClusterControl

Issue an orderly shutdown of the cluster, throws an exception if it fails to return successfully (return value of 0).

Specified by:

adminStopAll in interface ClusterControl

Throws:

IOException

startCoordinator

public void startCoordinator(Class<? extends CompactionCoordinator> coordinator)
                      throws IOException

Description copied from interface: ClusterControl

Start an instance of CompactionCoordinator

Specified by:

startCoordinator in interface ClusterControl

Parameters:

coordinator - compaction coordinator class

Throws:

IOException

startCompactors

public void startCompactors(Class<? extends Compactor> compactor,
                            int limit,
                            String queueName)
                     throws IOException

Description copied from interface: ClusterControl

Start instances of Compactors

Specified by:

startCompactors in interface ClusterControl

Parameters:

compactor - compactor class

limit - number of compactors to start

queueName - name of queue

Throws:

IOException

startAllServers

public void startAllServers(ServerType server)
                     throws IOException

Description copied from interface: ClusterControl

Starts all occurrences of the given server

Specified by:

startAllServers in interface ClusterControl

Throws:

IOException

start

public void start(ServerType server,
                  String hostname)
           throws IOException

Description copied from interface: ClusterControl

Start the given process on the host

Specified by:

start in interface ClusterControl

Throws:

IOException

start

public void start(ServerType server,
                  Map<String,String> configOverrides,
                  int limit)
           throws IOException

Throws:

IOException

stopAllServers

public void stopAllServers(ServerType server)
                    throws IOException

Description copied from interface: ClusterControl

Stops all occurrences of the given server

Specified by:

stopAllServers in interface ClusterControl

Throws:

IOException

stop

public void stop(ServerType server)
          throws IOException

Throws:

IOException

stop

public void stop(ServerType server,
                 String hostname)
          throws IOException

Description copied from interface: ClusterControl

Stop the given process on the host

Specified by:

stop in interface ClusterControl

Throws:

IOException

signal

public void signal(ServerType server,
                   String hostname,
                   String signal)
            throws IOException

Description copied from interface: ClusterControl

Send the provided signal to the process on the host

Specified by:

signal in interface ClusterControl

Throws:

IOException

suspend

public void suspend(ServerType server,
                    String hostname)
             throws IOException

Description copied from interface: ClusterControl

Send SIGSTOP to the given process on the host

Specified by:

suspend in interface ClusterControl

Throws:

IOException

resume

public void resume(ServerType server,
                   String hostname)
            throws IOException

Description copied from interface: ClusterControl

Send SIGCONT to the given process on the host

Specified by:

resume in interface ClusterControl

Throws:

IOException

killProcess

public void killProcess(ServerType type,
                        ProcessReference procRef)
                 throws ProcessNotFoundException,
                        InterruptedException

Throws:

ProcessNotFoundException

InterruptedException

kill

public void kill(ServerType server,
                 String hostname)
          throws IOException

Description copied from interface: ClusterControl

Send SIGKILL to the given process on the host

Specified by:

kill in interface ClusterControl

Throws:

IOException