org.openide.execution
Class NbClassLoader

java.lang.Object
  |
  +--java.lang.ClassLoader
        |
        +--java.security.SecureClassLoader
              |
              +--java.net.URLClassLoader
                    |
                    +--org.openide.execution.NbClassLoader

public class NbClassLoader

extends URLClassLoader

A class loader which is capable of loading classes from the Repository. Classes loaded from file systems in the repository are handled by NbfsStreamHandlerFactory.

Field Summary

protected InputOutput

inout I/O for classes defined by this classloader.

Constructor Summary

NbClassLoader()
Create a new class loader retrieving classes from the core IDE as well as the Repository.

NbClassLoader(FileSystem[] fileSystems)
Create a new class loader retrieving classes from the core IDE as well as specified file systems.

NbClassLoader(FileSystem[] fileSystems, ClassLoader parent)
Create a new class loader.

NbClassLoader(InputOutput io)
Create a new class loader retrieving classes from the core IDE as well as the Repository, and redirecting system I/O.

Method Summary

protected Class	findClass(String name)
protected PermissionCollection	getPermissions(CodeSource cs)
URL	getResource(String name) Create a URL to a resource specified by name.
void	setDefaultPermissions(PermissionCollection defaultPerms) Sets a PermissionsCollectio which will be used for ProtectionDomain of newly created classes.

Methods inherited from class java.net.URLClassLoader

addURL, definePackage, findResource, findResources, getURLs, newInstance, newInstance

Methods inherited from class java.security.SecureClassLoader

defineClass

Methods inherited from class java.lang.ClassLoader

defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getPackage, getPackages, getParent, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, loadClass, resolveClass, setSigners

Methods inherited from class java.lang.Object

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

Field Detail

inout

protected InputOutput inout

I/O for classes defined by this classloader. May be null.

Constructor Detail

NbClassLoader

public NbClassLoader()

Create a new class loader retrieving classes from the core IDE as well as the Repository.

See Also:

FileSystemCapability.EXECUTE, FileSystemCapability.fileSystems(), TopManager.systemClassLoader()

NbClassLoader

public NbClassLoader(InputOutput io)

Create a new class loader retrieving classes from the core IDE as well as the Repository, and redirecting system I/O.

Parameters:

io - an I/O tab in the Output Window

See Also:

Repository.getFileSystems(), TopManager.systemClassLoader()

NbClassLoader

public NbClassLoader(FileSystem[] fileSystems)

Create a new class loader retrieving classes from the core IDE as well as specified file systems.

Parameters:

fileSystems - file systems to load classes from

See Also:

TopManager.systemClassLoader()

NbClassLoader

public NbClassLoader(FileSystem[] fileSystems,
                     ClassLoader parent)

Create a new class loader.

Parameters:

fileSystems - file systems to load classes from

parent - fallback class loader

Method Detail

getResource

public URL getResource(String name)

Create a URL to a resource specified by name. Same behavior as in the super method, but handles names beginning with a slash.

Overrides:

getResource in class ClassLoader

Parameters:

name - resource name

Returns:

URL to that resource or null

findClass

protected Class findClass(String name)
                   throws ClassNotFoundException

Overrides:

findClass in class URLClassLoader

setDefaultPermissions

public void setDefaultPermissions(PermissionCollection defaultPerms)

Sets a PermissionsCollectio which will be used for ProtectionDomain of newly created classes.

Parameters:

defaultPerms -

getPermissions

protected final PermissionCollection getPermissions(CodeSource cs)

Overrides:

getPermissions in class URLClassLoader