Package top.focess.qq.core.plugin

Class PluginClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

top.focess.qq.core.plugin.PluginClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable

public class PluginClassLoader
extends URLClassLoader

Field Summary

Fields

Modifier and Type	Field	Description
static Map<Class<? extends Plugin>,Plugin>	CLASS_PLUGIN_MAP
static Map<String,Plugin>	NAME_PLUGIN_MAP
static List<Plugin>	REGISTERED_PLUGINS

Constructor Summary

Constructors

Constructor	Description
PluginClassLoader(File file)

Method Summary

Modifier and Type	Method	Description
static File	disablePlugin(Plugin plugin)	Used to disable plugin
static void	enablePlugin(Plugin plugin)	Used to enable plugin
Class<?>	findClass(String name, boolean resolve)
File	getFile()
Set<Class<?>>	getLoadedClasses()
Plugin	getPlugin()
static <T extends Plugin> T	getPlugin(Class<T> plugin)	Get Plugin instance by the class instance
static Plugin	getPlugin(String name)	Get Plugin instance by the name
PluginDescription	getPluginDescription()
static List<Plugin>	getPlugins()	Get all plugins registered
boolean	load()

Methods inherited from class java.net.URLClassLoader

addURL, close, definePackage, findClass, findResource, findResources, getPermissions, getResourceAsStream, getURLs, newInstance, newInstance

Methods inherited from class java.security.SecureClassLoader

defineClass, defineClass

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findClass, findLibrary, findLoadedClass, findResource, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, getResource, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, loadClass, loadClass, registerAsParallelCapable, resolveClass, resources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Field Detail

CLASS_PLUGIN_MAP

public static final Map<Class<? extends Plugin>,Plugin> CLASS_PLUGIN_MAP

NAME_PLUGIN_MAP

public static final Map<String,Plugin> NAME_PLUGIN_MAP

REGISTERED_PLUGINS

public static final List<Plugin> REGISTERED_PLUGINS

Constructor Detail

PluginClassLoader

public PluginClassLoader(@NotNull
                         File file)
                  throws MalformedURLException

Throws:

MalformedURLException

Method Detail

getPluginDescription

public PluginDescription getPluginDescription()

enablePlugin

public static void enablePlugin(Plugin plugin)

Used to enable plugin

Parameters:

plugin - the plugin need to be enabled

Throws:

PluginLoaderException - if the classloader of the plugin is not PluginClassLoader

PluginDuplicateException - if the plugin name already exists in the registered plugins

disablePlugin

public static File disablePlugin(Plugin plugin)

Used to disable plugin

Parameters:

plugin - the plugin need to be disabled

Returns:

the plugin jar file, or null if the plugin is MainPlugin

getPlugin

@Nullable
public static <T extends Plugin> T getPlugin(Class<T> plugin)

Get Plugin instance by the class instance

Type Parameters:

T - the plugin type

Parameters:

plugin - the class instance of the plugin

Returns:

the plugin instance

See Also:

Plugin.getPlugin(Class)

getPlugins

@NotNull
public static List<Plugin> getPlugins()

Get all plugins registered

Returns:

a list of registered plugins

getPlugin

@Nullable
public static Plugin getPlugin(String name)

Get Plugin instance by the name

Parameters:

name - the name of the plugin

Returns:

the plugin instance

See Also:

Plugin.getPlugin(String)

getFile

public File getFile()

getPlugin

public Plugin getPlugin()

getLoadedClasses

public Set<Class<?>> getLoadedClasses()

load

public boolean load()

findClass

public Class<?> findClass(String name,
                          boolean resolve)
                   throws ClassNotFoundException

Throws:

ClassNotFoundException