UpToDate (ImageJ2 Javadocs 0-SNAPSHOT API)

java.lang.Object
- net.imagej.updater.UpToDate

```
public class UpToDate
extends Object
```
This class helps to determine the status of the current ImageJ installation. Use it to find out whether there are updates available, whether we're offline, etc.

Author:

Johannes Schindelin

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static class UpToDate.Result

Nested Classes
Modifier and Type	Class and Description
`static class`	`UpToDate.Result`

Constructor Summary

Constructors
Constructor and Description

UpToDate()

Constructors
Constructor and Description
`UpToDate()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static boolean`	`canWrite(File ijRoot)`
`static UpToDate.Result`	`check()` Check the update status of the current ImageJ installation.
`static UpToDate.Result`	`check(File ijRoot)` Check the update status of a given ImageJ installation.
`static long`	`getLastModified(String url)`
`static boolean`	`haveNetworkConnection()`
`static boolean`	`isDeveloper()`
`static boolean`	`neverRemind()`
`static long`	`now()`
`static void`	`setLatestNag()` Remember that we just nagged the user about an update.
`static void`	`setLatestNag(long ticks)` Remember when we last nagged the user about an update.
`static boolean`	`shouldRemindLater()`

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

- Constructor Detail
  - UpToDate
```
public UpToDate()
```
- Method Detail
  - check
```
public static UpToDate.Result check()
                             throws IOException,
                                    ParserConfigurationException,
                                    SAXException
```
    Check the update status of the current ImageJ installation.
    
    Returns:
    
    the status
    
    Throws:
    
    IOException
    
    ParserConfigurationException
    
    SAXException
  - check
```
public static UpToDate.Result check(File ijRoot)
                             throws IOException,
                                    ParserConfigurationException,
                                    SAXException
```
    Check the update status of a given ImageJ installation.
    
    Parameters:
    
    ijRoot - the root directory of the ImageJ installation to check
    
    Returns:
    
    the status
    
    Throws:
    
    IOException
    
    ParserConfigurationException
    
    SAXException
  - now
```
public static long now()
```
  - neverRemind
```
public static boolean neverRemind()
```
    Returns:
    
    whether the user specified not to be reminded again
  - shouldRemindLater
```
public static boolean shouldRemindLater()
```
    Returns:
    
    whether the user said that she wanted to be reminded later
  - isDeveloper
```
public static boolean isDeveloper()
```
    Returns:
    
    whether we started in a developer setting (i.e., not using the Launcher, which sets the imagej.dir property)
  - canWrite
```
public static boolean canWrite(File ijRoot)
```
    Parameters:
    
    ijRoot - the root directory to test
    
    Returns:
    
    whether we can write to the ImageJ directory
  - haveNetworkConnection
```
public static boolean haveNetworkConnection()
```
    Returns:
    
    whether we have a real network connection at the moment (not just localhost)
  - getLastModified
```
public static long getLastModified(String url)
```
    Parameters:
    
    url - the URL to access
    
    Returns:
    
    the mtime (see File.lastModified())
  - setLatestNag
```
public static void setLatestNag()
```
    Remember that we just nagged the user about an update.
  - setLatestNag
```
public static void setLatestNag(long ticks)
```
    Remember when we last nagged the user about an update.
    
    Parameters:
    
    ticks -

Class UpToDate

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

UpToDate

Method Detail

check

check

now

neverRemind

shouldRemindLater

isDeveloper

canWrite

haveNetworkConnection

getLastModified

setLatestNag

setLatestNag