net.imagej.launcher
Class ClassLoaderPlus

java.lang.Object
  java.lang.ClassLoader
      java.security.SecureClassLoader
          java.net.URLClassLoader
              net.imagej.launcher.ClassLoaderPlus

public class ClassLoaderPlus
extends URLClassLoader

A classloader whose classpath can be augmented after instantiation.

Author:

Johannes Schindelin

Nested Class Summary

static class

ClassLoaderPlus.FatJarFileComparator Comparator to ensure that problematic fat JARs are sorted last.

Field Summary

protected static Method	addURL
protected static Set<ClassLoader>	frozen
protected static Map<URLClassLoader,List<URL>>	urlsMap

Constructor Summary

ClassLoaderPlus()

ClassLoaderPlus(URL... urls)

Method Summary

static void	add(URLClassLoader classLoader, File file)
static void	add(URLClassLoader classLoader, String path)
static void	add(URLClassLoader classLoader, URL url)
static void	addInImageJDirectory(URLClassLoader classLoader, String relativePath)
static void	freeze(ClassLoader classLoader)
static URLClassLoader	get(URLClassLoader classLoader, File... files)
static URLClassLoader	get(URLClassLoader classLoader, URL... urls)
static String	getClassPath(ClassLoader classLoader)
static String	getImageJDir()
static URLClassLoader	getInImageJDirectory(URLClassLoader classLoader, String... relativePaths)
static String	getJarPath(ClassLoader classLoader, String className)
static File	getPossiblyVersionedFile(File file)
static URLClassLoader	getRecursively(URLClassLoader classLoader, boolean onlyJars, File directory)
static URLClassLoader	getRecursively(URLClassLoader classLoader, File directory)
static URLClassLoader	getRecursivelyInImageJDirectory(URLClassLoader classLoader, boolean onlyJars, String... relativePaths)
static URLClassLoader	getRecursivelyInImageJDirectory(URLClassLoader classLoader, String... relativePaths)
String	toString()

Methods inherited from class java.net.URLClassLoader

addURL, definePackage, findClass, findResource, findResources, getPermissions, 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, findLibrary, findLoadedClass, findSystemClass, getPackage, getPackages, getParent, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, loadClass, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Field Detail

frozen

protected static Set<ClassLoader> frozen

urlsMap

protected static Map<URLClassLoader,List<URL>> urlsMap

addURL

protected static Method addURL

Constructor Detail

ClassLoaderPlus

public ClassLoaderPlus()

ClassLoaderPlus

public ClassLoaderPlus(URL... urls)

Method Detail

getInImageJDirectory

public static URLClassLoader getInImageJDirectory(URLClassLoader classLoader,
                                                  String... relativePaths)

get

public static URLClassLoader get(URLClassLoader classLoader,
                                 File... files)

get

public static URLClassLoader get(URLClassLoader classLoader,
                                 URL... urls)

getRecursivelyInImageJDirectory

public static URLClassLoader getRecursivelyInImageJDirectory(URLClassLoader classLoader,
                                                             String... relativePaths)

getRecursivelyInImageJDirectory

public static URLClassLoader getRecursivelyInImageJDirectory(URLClassLoader classLoader,
                                                             boolean onlyJars,
                                                             String... relativePaths)

getRecursively

public static URLClassLoader getRecursively(URLClassLoader classLoader,
                                            File directory)

getRecursively

public static URLClassLoader getRecursively(URLClassLoader classLoader,
                                            boolean onlyJars,
                                            File directory)

toString

public String toString()

Overrides:

toString in class Object

addInImageJDirectory

public static void addInImageJDirectory(URLClassLoader classLoader,
                                        String relativePath)

add

public static void add(URLClassLoader classLoader,
                       String path)
                throws MalformedURLException

Throws:

MalformedURLException

add

public static void add(URLClassLoader classLoader,
                       File file)
                throws MalformedURLException

Throws:

MalformedURLException

add

public static void add(URLClassLoader classLoader,
                       URL url)

freeze

public static void freeze(ClassLoader classLoader)

getClassPath

public static String getClassPath(ClassLoader classLoader)

getImageJDir

public static String getImageJDir()
                           throws ClassNotFoundException

Throws:

ClassNotFoundException

getJarPath

public static String getJarPath(ClassLoader classLoader,
                                String className)

getPossiblyVersionedFile

public static File getPossiblyVersionedFile(File file)