Package jmslexamples

Class PluginScannerExample

java.lang.Object

com.softsynth.jmsl.view.PVFrameAdapter

jmslexamples.PluginScannerExample

All Implemented Interfaces:

PVComponent, PVFrame, HierarchicalMenuListener

public class PluginScannerExample
extends PVFrameAdapter
implements HierarchicalMenuListener

Scans a folder named "jmsl_plugins" which must be in the CLASSPATH.
Searches for classes implementing the Instrument interface.
Prints a list of found classes to the console.
Builds a HierarchicalMenu from the found classes.
Select an item from the HierarchicalMenu and get notified of the fully qualified classname.
This can be used to instantiate an instance of the selected item.

The design of this example is at the heart of the JMSL plugins model.

Author:

Nick Didkovsky, (c) 2004 All rights reserved, Email: nick@didkovsky.com

Constructor Summary

Constructors

Constructor	Description
PluginScannerExample()

Method Summary

Modifier and Type	Method	Description
void	buildHierarchicalMenuFromClasses()
java.util.Vector	getFoundInstrumentList()
void	hierarchicalMenuItemSelected(PVMenu topMenu, java.lang.String hierarchicalName)
static void	main(java.lang.String[] args)
java.lang.String	scanForClasses(java.util.Vector searchPaths)

Methods inherited from class com.softsynth.jmsl.view.PVFrameAdapter

add, add, addKeyListener, addWindowListener, dispose, equals, getBackground, getBounds, getComponent, getFont, getFontMetrics, getLocation, getParent, getPVMenuBar, hashCode, isEnabled, isShowing, pack, removeAll, removeKeyListener, setBackground, setEnabled, setFont, setFrameLayout, setLocation, setPVMenuBar, setResizable, setSize, setSize, setTitle, setVisible, toBack, toFront, toString, validate

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

PluginScannerExample

public PluginScannerExample()

Method Details

buildHierarchicalMenuFromClasses

public void buildHierarchicalMenuFromClasses()

scanForClasses

public java.lang.String scanForClasses(java.util.Vector searchPaths)
                                throws java.lang.ClassNotFoundException,
java.lang.IllegalAccessException,
java.lang.InstantiationException,
java.io.IOException

Throws:

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.io.IOException

hierarchicalMenuItemSelected

public void hierarchicalMenuItemSelected(PVMenu topMenu,
java.lang.String hierarchicalName)

Specified by:

hierarchicalMenuItemSelected in interface HierarchicalMenuListener

getFoundInstrumentList

public java.util.Vector getFoundInstrumentList()

Returns:

Returns the foundInstrumentList.

main

public static void main(java.lang.String[] args)