Package org.apache.hadoop.hbase.hbtop.screen

Class Screen

java.lang.Object

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

All Implemented Interfaces:

Closeable, AutoCloseable

@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	Description
private final Admin	admin
private final Connection	connection
private ScreenView	currentScreenView
private static final org.slf4j.Logger	LOGGER
private static final long	SLEEP_TIMEOUT_MILLISECONDS
private final Terminal	terminal
private Long	timerTimestamp

Constructor Summary

Constructors

Constructor	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	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 Details

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 Details

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 Details

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

run

public void run()

setTimer

public void setTimer(long delay)

cancelTimer

public void cancelTimer()