org.apache.hadoop.hbase.hbtop.screen

Class Screen

java.lang.Object

org.apache.hadoop.hbase.hbtop.screen.Screen

All Implemented Interfaces:

Closeable, AutoCloseable

@InterfaceAudience.Private
public class Screen
extends Object
implements Closeable

This dispatches key presses and timers to the current ScreenView.

Field Summary

Fields

Modifier and Type	Field and Description
private Admin	admin
private Connection	connection
private ScreenView	currentScreenView
private static org.slf4j.Logger	LOGGER
private static long	SLEEP_TIMEOUT_MILLISECONDS
private Terminal	terminal
private Long	timerTimestamp

Constructor Summary

Constructors

Constructor and Description
Screen(org.apache.hadoop.conf.Configuration conf, long initialRefreshDelay, Mode initialMode, List<Field> initialFields, Field initialSortField, Boolean initialAscendingSort, List<RecordFilter> initialFilters, long numberOfIterations, boolean batchMode)

Method Summary

Modifier and Type	Method and Description
void	cancelTimer()
void	close()
void	run()
void	setTimer(long delay)

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

SLEEP_TIMEOUT_MILLISECONDS

private static final long SLEEP_TIMEOUT_MILLISECONDS

See Also:

Constant Field Values

connection

private final Connection connection

admin

private final Admin admin

terminal

private final Terminal terminal

currentScreenView

private ScreenView currentScreenView

timerTimestamp

private Long timerTimestamp

Constructor Detail

Screen

public Screen(org.apache.hadoop.conf.Configuration conf,
              long initialRefreshDelay,
              Mode initialMode,
              @Nullable
              List<Field> initialFields,
              @Nullable
              Field initialSortField,
              @Nullable
              Boolean initialAscendingSort,
              @Nullable
              List<RecordFilter> initialFilters,
              long numberOfIterations,
              boolean batchMode)
       throws IOException

Throws:

IOException

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

run

public void run()

setTimer

public void setTimer(long delay)

cancelTimer

public void cancelTimer()