Tools

java.lang.Object
- ch.aplu.ev3.Tools

public class Tools
extends java.lang.Object

Class with some useful helper methods.

Constructor Summary

Constructors
Constructor and Description

Tools()

Constructors
Constructor and Description
`Tools()`

Method Summary

Methods
Modifier and Type	Method and Description
`static void`	`delay(long duration)` Suspends execution of the current thread for the given amount of time.
`static long`	`getTime()` Gets the timer's time.
`static boolean`	`isButtonPressed()` Returns true, if any buttons is pressed.
`static boolean`	`isDownPressed()` Returns true, if DOWN buttons is pressed.
`static boolean`	`isEnterPressed()` Returns true, if ENTER buttons is pressed.
`static boolean`	`isEscapePressed()` Returns true, if ESCAPE buttons is pressed.
`static boolean`	`isLeftPressed()` Returns true, if LEFT buttons is pressed.
`static boolean`	`isRightPressed()` Returns true, if RIGHT buttons is pressed.
`static boolean`	`isUpPressed()` Returns true, if UP buttons is pressed.
`static boolean`	`putSleep()` Same as putSleep(int timeout) with timeout = 0 (timeout disalbed).
`static boolean`	`putSleep(int timeout)` Puts the current thread in a wait keyState until wakeUp() is called or timeout (in ms) expires.
`static void`	`startTimer()` Starts a timer or restart it by setting its time to zero.
`static void`	`waitButton()` Waits until any button is pressed.
`static void`	`waitButton(java.lang.String prompt)` Displays the prompt and waits until any button is pressed.
`static void`	`waitDown()` Waits until DOWN button is pressed.
`static void`	`waitDown(java.lang.String prompt)` Displays the prompt and waits until DOWN button is pressed.
`static void`	`waitEnter()` Waits until ENTER button is pressed.
`static void`	`waitEnter(java.lang.String prompt)` Displays the prompt and waits until ENTER button is pressed.
`static void`	`waitEscape()` Waits until ESCAPE button is pressed.
`static void`	`waitEscape(java.lang.String prompt)` Displays the prompt and waits until ESCAPE button is pressed.
`static void`	`waitLeft()` Waits until LEFT button is pressed.
`static void`	`waitLeft(java.lang.String prompt)` Displays the prompt and waits until LEFT button is pressed.
`static void`	`waitRight()` Waits until RIGHT button is pressed.
`static void`	`waitRight(java.lang.String prompt)` Displays the prompt and waits until RIGHT button is pressed.
`static void`	`waitUp()` Waits until UP button is pressed.
`static void`	`waitUp(java.lang.String prompt)` Displays the prompt and waits until UP button is pressed.
`static void`	`wakeUp()` Wakes up the waiting thread.

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

- Constructor Detail
  - Tools
```
public Tools()
```
- Method Detail
  - startTimer
```
public static void startTimer()
```
    Starts a timer or restart it by setting its time to zero.
  - getTime
```
public static long getTime()
```
    Gets the timer's time.
    
    Returns:
    the current time of the timer (in ms)
  - delay
```
public static void delay(long duration)
```
    Suspends execution of the current thread for the given amount of time. (Other threads may continue to run.)
    
    Parameters:
    duration - the duration (in ms)
  - putSleep
```
public static boolean putSleep(int timeout)
```
    Puts the current thread in a wait keyState until wakeUp() is called or timeout (in ms) expires. If timeout <= 0 the method blocks infinitely until wakeUp() is called. Only one thread may be in the wait keyState.
    Return values:
    true: wakeUp was called before timeout expired ("no timeout occured")
    false: timeout expired before wakeUp was called ("timeout occured")
  - putSleep
```
public static boolean putSleep()
```
    Same as putSleep(int timeout) with timeout = 0 (timeout disalbed).
  - wakeUp
```
public static void wakeUp()
```
    Wakes up the waiting thread.
  - isLeftPressed
```
public static boolean isLeftPressed()
```
    Returns true, if LEFT buttons is pressed.
  - waitLeft
```
public static void waitLeft()
```
    Waits until LEFT button is pressed.
  - waitLeft
```
public static void waitLeft(java.lang.String prompt)
```
    Displays the prompt and waits until LEFT button is pressed.
  - isRightPressed
```
public static boolean isRightPressed()
```
    Returns true, if RIGHT buttons is pressed.
  - waitRight
```
public static void waitRight()
```
    Waits until RIGHT button is pressed.
  - waitRight
```
public static void waitRight(java.lang.String prompt)
```
    Displays the prompt and waits until RIGHT button is pressed.
  - isUpPressed
```
public static boolean isUpPressed()
```
    Returns true, if UP buttons is pressed.
  - waitUp
```
public static void waitUp()
```
    Waits until UP button is pressed.
  - waitUp
```
public static void waitUp(java.lang.String prompt)
```
    Displays the prompt and waits until UP button is pressed.
  - isDownPressed
```
public static boolean isDownPressed()
```
    Returns true, if DOWN buttons is pressed.
  - waitDown
```
public static void waitDown()
```
    Waits until DOWN button is pressed.
  - waitDown
```
public static void waitDown(java.lang.String prompt)
```
    Displays the prompt and waits until DOWN button is pressed.
  - isEnterPressed
```
public static boolean isEnterPressed()
```
    Returns true, if ENTER buttons is pressed.
  - waitEnter
```
public static void waitEnter()
```
    Waits until ENTER button is pressed.
  - waitEnter
```
public static void waitEnter(java.lang.String prompt)
```
    Displays the prompt and waits until ENTER button is pressed.
  - isEscapePressed
```
public static boolean isEscapePressed()
```
    Returns true, if ESCAPE buttons is pressed.
  - waitEscape
```
public static void waitEscape()
```
    Waits until ESCAPE button is pressed.
  - waitEscape
```
public static void waitEscape(java.lang.String prompt)
```
    Displays the prompt and waits until ESCAPE button is pressed.
  - isButtonPressed
```
public static boolean isButtonPressed()
```
    Returns true, if any buttons is pressed.
  - waitButton
```
public static void waitButton()
```
    Waits until any button is pressed.
  - waitButton
```
public static void waitButton(java.lang.String prompt)
```
    Displays the prompt and waits until any button is pressed.

Class Tools

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Tools

Method Detail

startTimer

getTime

delay

putSleep

putSleep

wakeUp

isLeftPressed

waitLeft

waitLeft

isRightPressed

waitRight

waitRight

isUpPressed

waitUp

waitUp

isDownPressed

waitDown

waitDown

isEnterPressed

waitEnter

waitEnter

isEscapePressed

waitEscape

waitEscape

isButtonPressed

waitButton

waitButton