com.antelmann
Class Version

java.lang.Object
  com.antelmann.Version

public final class Version
extends Object

The class Version provides versioning information for the Antelmann.com Java framework.

Note that this class requires access to the com/antelmann/properties file, which is ultimately located through Settings.getResource(String).

Author:

Holger Antelmann

See Also:

Settings

Method Summary

static boolean	checkForUpgrade() checkForUpgrade() connects to the Internet to check for an available upgrade.
static boolean	checkJavaVersion() checks whether the system environment (here: java.version from your system properties) is sufficient for the classes of this package to run properly
static String	getApplicationName() returns Settings.getProperty("application.name")
static Date	getBuildDate()
static long	getBuildNumber() getBuildNumber() returns the build number that denotes the exact minor version of this package.
static String	getLicenseText() retrieves the license from a file distributed with the antelmann.jar file
static URL	getOnlineJarFile()
static String	getReleaseVersion() denotes the major version of this package release
static String	getVersionString() returns a String containing version information about this package
static void	main(String[] args) prints out version information

Methods inherited from class java.lang.Object

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

Method Detail

getVersionString

public static String getVersionString()

returns a String containing version information about this package

See Also:

getBuildNumber()

checkJavaVersion

public static boolean checkJavaVersion()

checks whether the system environment (here: java.version from your system properties) is sufficient for the classes of this package to run properly

Returns:

true if Java Version is good enough for this package; false otherwise

getApplicationName

public static String getApplicationName()

returns Settings.getProperty("application.name")

getBuildNumber

public static long getBuildNumber()

getBuildNumber() returns the build number that denotes the exact minor version of this package. Note that this method requires access to a file that is automatically generated during the build process of this package and usually provided with the antelmann.jar distribution; if the file is not present or cannot be accessed, a RuntimeException may be thrown.

getBuildDate

public static Date getBuildDate()

checkForUpgrade

public static boolean checkForUpgrade()
                               throws IOException

checkForUpgrade() connects to the Internet to check for an available upgrade. There is no 3rd party involved in this check; this method simply checks a timestamp on the original antelmann.com website and compares it to the local copy. No user-specific data is sent to the server; a plain HTTP request is made for the file containing the timestamp on the server.

Returns:

true if an upgrade is available; false if you have the latest version

Throws:

IOException - if a connection could not be established to upgrade server

getOnlineJarFile

public static URL getOnlineJarFile()
                            throws MalformedURLException

Throws:

MalformedURLException

getReleaseVersion

public static String getReleaseVersion()

denotes the major version of this package release

See Also:

getVersionString()

getLicenseText

public static String getLicenseText()

retrieves the license from a file distributed with the antelmann.jar file

main

public static void main(String[] args)

prints out version information

See Also:

getVersionString()