TopScreenView (Apache HBase 1.4.11 API)

java.lang.Object
- org.apache.hadoop.hbase.hbtop.screen.AbstractScreenView
- - org.apache.hadoop.hbase.hbtop.screen.top.TopScreenView

All Implemented Interfaces:

ScreenView
```
@InterfaceAudience.Private
public class TopScreenView
extends AbstractScreenView
```
The screen that provides a dynamic real-time view for the HBase metrics. This shows the metric Summary and the metric Records. The summary and the metrics are updated periodically (3 seconds by default).

Constructor Summary

Constructors
Constructor and Description
`TopScreenView(Screen screen, Terminal terminal, long initialRefreshDelay, Admin admin, Mode initialMode)`

Method Summary

Methods
Modifier and Type	Method and Description
`TerminalSize`	`doResizeIfNecessary()`
`int`	`getPageSize()`
`TerminalSize`	`getTerminalSize()`
`ScreenView`	`handleKeyPress(KeyPress keyPress)`
`ScreenView`	`handleTimer()`
`void`	`init()`
`void`	`showTopScreen(Summary summary, List<Header> headers, List<Record> records, Record selectedRecord)`

Methods inherited from class org.apache.hadoop.hbase.hbtop.screen.AbstractScreenView
cancelTimer, clearTerminal, getScreen, getTerminal, getTerminalPrinter, hideCursor, refreshTerminal, setCursorPosition, setTimer

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TopScreenView

public TopScreenView(Screen screen,
             Terminal terminal,
             long initialRefreshDelay,
             Admin admin,
             Mode initialMode)

Method Detail
- init
```
public void init()
```
  Specified by:
  
  init in interface ScreenView
  
  Overrides:
  
  init in class AbstractScreenView
- handleTimer
```
public ScreenView handleTimer()
```
  Specified by:
  
  handleTimer in interface ScreenView
  
  Overrides:
  
  handleTimer in class AbstractScreenView
- handleKeyPress
```
@Nullable
public ScreenView handleKeyPress(KeyPress keyPress)
```
  Specified by:
  
  handleKeyPress in interface ScreenView
  
  Overrides:
  
  handleKeyPress in class AbstractScreenView
- getTerminalSize
```
public TerminalSize getTerminalSize()
```
  Overrides:
  
  getTerminalSize in class AbstractScreenView
- doResizeIfNecessary
```
public TerminalSize doResizeIfNecessary()
```
  Overrides:
  
  doResizeIfNecessary in class AbstractScreenView
- getPageSize
```
public int getPageSize()
```
- showTopScreen
```
public void showTopScreen(Summary summary,
                 List<Header> headers,
                 List<Record> records,
                 Record selectedRecord)
```

Class TopScreenView

Constructor Summary

Method Summary

Methods inherited from class org.apache.hadoop.hbase.hbtop.screen.AbstractScreenView

Methods inherited from class java.lang.Object

Constructor Detail

TopScreenView

Method Detail

init

handleTimer

handleKeyPress

getTerminalSize

doResizeIfNecessary

getPageSize

showTopScreen