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mote type classloaders
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nifi
parent
8c2765f0f7
commit
c1dc1c4fd3
@ -26,7 +26,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: GUI.java,v 1.2 2006/08/22 08:56:08 nifi Exp $
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* $Id: GUI.java,v 1.3 2006/08/22 12:25:24 nifi Exp $
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*/
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package se.sics.cooja;
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@ -49,7 +49,7 @@ import se.sics.cooja.plugins.*;
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/**
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* Main file of COOJA Simulator.
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*
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*
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* @author Fredrik Osterlind
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*/
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public class GUI extends JDesktopPane {
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@ -415,7 +415,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register new mote type class.
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*
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*
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* @param moteTypeClass
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* Class to register
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*/
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@ -439,7 +439,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register new IP distributor class
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*
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*
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* @param ipDistributorClass
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* Class to register
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* @return True if class was registered
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@ -475,7 +475,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register new positioner class.
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*
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*
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* @param positionerClass
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* Class to register
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* @return True if class was registered
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@ -512,7 +512,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register new radio medium class.
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*
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*
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* @param radioMediumClass
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* Class to register
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* @return True if class was registered
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@ -543,9 +543,9 @@ public class GUI extends JDesktopPane {
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* mediums. This method may still return true even if all classes could not be
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* registered, but always returns false if all user platform configuration
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* files were not parsed correctly.
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*
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*
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* Any registered temporary plugins will be saved and reregistered.
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*
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*
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* @return True if external configuration files were found and parsed OK
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*/
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public boolean reparsePlatformConfig() {
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@ -715,7 +715,7 @@ public class GUI extends JDesktopPane {
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/**
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* Returns the current platform configuration common to the entire simulator.
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*
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*
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* @return Current platform configuration
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*/
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public PlatformConfig getPlatformConfig() {
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@ -724,7 +724,7 @@ public class GUI extends JDesktopPane {
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/**
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* Returns the current user platforms common to the entire simulator.
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*
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*
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* @return Current user platforms.
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*/
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public Vector<File> getUserPlatforms() {
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@ -735,7 +735,7 @@ public class GUI extends JDesktopPane {
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/**
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* Show a started plugin in working area.
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*
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*
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* @param plugin
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* Internal frame to add
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*/
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@ -762,7 +762,7 @@ public class GUI extends JDesktopPane {
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/**
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* Remove a plugin from working area.
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*
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*
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* @param plugin
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* Plugin to remove
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* @param askUser
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@ -792,7 +792,7 @@ public class GUI extends JDesktopPane {
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/**
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* Starts a plugin of given plugin class. If the plugin is a mote plugin the
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* currently selected mote will be given as an argument.
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*
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*
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* @param pluginClass
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* Plugin class
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* @return True if plugin was started, false otherwise
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@ -860,7 +860,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register a plugin to be included in the GUI. The plugin will be visible in
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* the menubar.
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*
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*
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* @param newPluginClass
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* New plugin to register
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* @return True if this plugin was registered ok, false otherwise
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@ -873,7 +873,7 @@ public class GUI extends JDesktopPane {
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* Register a temporary plugin to be included in the GUI. The plugin will be
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* visible in the menubar. This plugin will automatically be unregistered if
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* the current simulation is removed.
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*
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*
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* @param newPluginClass
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* New plugin to register
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* @return True if this plugin was registered ok, false otherwise
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@ -893,7 +893,7 @@ public class GUI extends JDesktopPane {
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/**
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* Unregister a plugin class. Removes any plugin menu items links as well.
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*
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*
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* @param pluginClass
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* Plugin class to unregister
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*/
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@ -924,7 +924,7 @@ public class GUI extends JDesktopPane {
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/**
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* Register a plugin to be included in the GUI.
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*
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*
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* @param newPluginClass
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* New plugin to register
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* @param addToMenu
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@ -1005,7 +1005,7 @@ public class GUI extends JDesktopPane {
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/**
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* Show mote plugins menu for starting a mote plugin. All registered mote
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* plugins can be selected from.
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*
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*
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* @param invoker
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* Component that wants to display the menu
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* @param mote
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@ -1043,7 +1043,7 @@ public class GUI extends JDesktopPane {
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/**
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* Creates a new mote type of the given mote type class.
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*
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*
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* @param moteTypeClass
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* Mote type class
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*/
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@ -1075,7 +1075,7 @@ public class GUI extends JDesktopPane {
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/**
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* Remove current simulation
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*
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*
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* @param askForConfirmation
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* Should we ask for confirmation if a simulation is already active?
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*/
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@ -1126,7 +1126,7 @@ public class GUI extends JDesktopPane {
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/**
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* Load a simulation configuration file from disk
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*
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*
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* @param askForConfirmation
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* Should we ask for confirmation if a simulation is already active?
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*/
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@ -1192,7 +1192,7 @@ public class GUI extends JDesktopPane {
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/**
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* Save current simulation configuration to disk
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*
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*
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* @param askForConfirmation
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* Ask for confirmation before overwriting file
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*/
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@ -1259,7 +1259,7 @@ public class GUI extends JDesktopPane {
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/**
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* Create a new simulation
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*
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*
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* @param askForConfirmation
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* Should we ask for confirmation if a simulation is already active?
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*/
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@ -1288,7 +1288,7 @@ public class GUI extends JDesktopPane {
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/**
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* Quit program
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*
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*
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* @param askForConfirmation
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* Should we ask for confirmation before quitting?
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*/
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@ -1319,7 +1319,7 @@ public class GUI extends JDesktopPane {
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/**
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* Get name of external tools setting at given index.
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*
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*
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* @param index
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* Setting index
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* @return Name
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@ -1491,7 +1491,7 @@ public class GUI extends JDesktopPane {
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/**
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* Help method that tries to load and initialize a class with given name.
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*
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*
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* @param <N>
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* Class extending given class type
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* @param classType
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@ -1517,57 +1517,89 @@ public class GUI extends JDesktopPane {
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}
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try {
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return userPlatformClassLoader.loadClass(className).asSubclass(classType);
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if (userPlatformClassLoader != null) {
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return userPlatformClassLoader.loadClass(className).asSubclass(classType);
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}
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} catch (ClassNotFoundException e) {
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}
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return null;
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}
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public ClassLoader createUserPlatformClassLoader(Vector<File> platformsList) {
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if (userPlatformClassLoader == null) {
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reparsePlatformConfig();
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}
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return createClassLoader(userPlatformClassLoader, platformsList);
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}
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private ClassLoader createClassLoader(Vector<File> currentUserPlatforms) {
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ClassLoader classLoader = ClassLoader.getSystemClassLoader();
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return createClassLoader(ClassLoader.getSystemClassLoader(), currentUserPlatforms);
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}
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// Combine class loader from all user platforms (including any specified JAR
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// files)
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for (File userPlatform : currentUserPlatforms) {
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// Read configuration to check if any JAR files should be loaded
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private File findJarFile(File platformPath, String jarfile) {
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File fp = new File(jarfile);
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if (!fp.exists()) {
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fp = new File(platformPath, jarfile);
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}
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if (!fp.exists()) {
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fp = new File(platformPath, "java/" + jarfile);
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}
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if (!fp.exists()) {
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fp = new File(platformPath, "java/lib/" + jarfile);
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}
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if (!fp.exists()) {
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fp = new File(platformPath, "lib/" + jarfile);
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}
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return fp.exists() ? fp : null;
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}
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private ClassLoader createClassLoader(ClassLoader parent,
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Vector<File> platformsList) {
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if (platformsList == null || platformsList.isEmpty()) {
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return parent;
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}
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// Combine class loader from all user platforms (including any
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// specified JAR files)
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ArrayList<URL> urls = new ArrayList<URL>();
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for (int j = platformsList.size() - 1; j >= 0; j--) {
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File userPlatform = platformsList.get(j);
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try {
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File userPlatformConfigFile = new File(userPlatform.getPath()
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+ File.separatorChar + PLATFORM_CONFIG_FILENAME);
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urls.add((new File(userPlatform, "java")).toURL());
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// Read configuration to check if any JAR files should be loaded
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File userPlatformConfigFile =
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new File(userPlatform, PLATFORM_CONFIG_FILENAME);
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PlatformConfig userPlatformConfig = new PlatformConfig();
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userPlatformConfig.appendConfig(userPlatformConfigFile);
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String[] platformJarFiles = userPlatformConfig.getStringArrayValue(
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GUI.class, "JARFILES");
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if (platformJarFiles != null && platformJarFiles.length > 0) {
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URL[] platformJarURLs = new URL[platformJarFiles.length];
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for (int i = 0; i < platformJarFiles.length; i++) {
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platformJarURLs[i] = new File(userPlatform.getPath()
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+ File.separatorChar + "lib" + File.separatorChar
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+ platformJarFiles[i]).toURL();
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for (String jarfile : platformJarFiles) {
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File jarpath = findJarFile(userPlatform, jarfile);
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if (jarpath == null) {
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throw new FileNotFoundException(jarfile);
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}
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urls.add(jarpath.toURL());
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}
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classLoader = new URLClassLoader(platformJarURLs, classLoader);
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}
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} catch (Exception e) {
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logger.fatal("Error when trying to read JAR-file in " + userPlatform
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+ ": " + e);
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}
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// Add java class directory
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classLoader = new DirectoryClassLoader(classLoader, new File(userPlatform
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.getPath()
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+ File.separatorChar + "java"));
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}
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return classLoader;
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return new URLClassLoader((URL[]) urls.toArray(new URL[urls.size()]),
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userPlatformClassLoader);
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}
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/**
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* Help method that returns the description for given object. This method
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* reads from the object's class annotations if existing. Otherwise it returns
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* the simple class name of object's class.
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*
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*
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* @param object
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* Object
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* @return Description
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@ -1580,7 +1612,7 @@ public class GUI extends JDesktopPane {
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* Help method that returns the description for given class. This method reads
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* from class annotations if existing. Otherwise it returns the simple class
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* name.
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*
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*
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* @param clazz
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* Class
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* @return Description
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@ -1594,7 +1626,7 @@ public class GUI extends JDesktopPane {
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/**
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* Load configurations and create a GUI.
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*
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*
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* @param args
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* null
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*/
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