Package info.freelibrary.util

Class JarClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

info.freelibrary.util.JarClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable

public class JarClassLoader
extends URLClassLoader

A URLClassLoader for Jar files.

Constructor Summary

Constructors

Constructor	Description
JarClassLoader(String aMainClassName)	Constructor for a Jar ClassLoader.
JarClassLoader(URL[] aURLs, String aMainClassName)	Constructor for a ClassLoader for Jar files.
JarClassLoader(List<URL> aListOfURLs, String aMainClassName)	Constructor for a ClassLoader for Jar files.

Method Summary

Modifier and Type	Method	Description
Class<?>	loadClass(String aName)	Loads the Class for the supplied class name.

Methods inherited from class java.net.URLClassLoader

close, findResource, findResources, getResourceAsStream, getURLs, newInstance, newInstance

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, getDefinedPackage, getDefinedPackages, getName, getParent, getPlatformClassLoader, getResource, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, resources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus

Methods inherited from class java.lang.Object

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

Constructor Detail

JarClassLoader

public JarClassLoader(String aMainClassName)
               throws IOException,
                      IllegalAccessException,
                      InstantiationException,
                      NoSuchMethodException,
                      InvocationTargetException,
                      ClassNotFoundException

Constructor for a Jar ClassLoader.

Parameters:

aMainClassName - A main class name to locate

Throws:

IOException - If there is trouble reading the main class

InstantiationException - If there is a problem instantiating the main class

IllegalAccessException - If there is trouble accessing the main class

ClassNotFoundException - If the main class cannot be found

NoSuchMethodException

InvocationTargetException

JarClassLoader

public JarClassLoader(URL[] aURLs,
                      String aMainClassName)
               throws IOException,
                      IllegalAccessException,
                      InstantiationException,
                      NoSuchMethodException,
                      InvocationTargetException,
                      ClassNotFoundException

Constructor for a ClassLoader for Jar files.

Parameters:

aURLs - An array of URLs to search

aMainClassName - A main class name to locate

Throws:

IOException - If there is trouble reading the main class

IllegalAccessException - If there is a problem accessing the main class

InstantiationException - If there is trouble instantiating the main class

ClassNotFoundException - If the main class cannot be found

NoSuchMethodException

InvocationTargetException

JarClassLoader

public JarClassLoader(List<URL> aListOfURLs,
                      String aMainClassName)
               throws IOException,
                      IllegalAccessException,
                      InstantiationException,
                      NoSuchMethodException,
                      InvocationTargetException,
                      ClassNotFoundException

Constructor for a ClassLoader for Jar files.

Parameters:

aListOfURLs - A List of URLs to search

aMainClassName - A main class name to locate

Throws:

IOException - If there is trouble reading the main class

IllegalAccessException - If there is a problem accessing the main class

InstantiationException - If there is trouble instantiating the main class

ClassNotFoundException - If the main class cannot be found

NoSuchMethodException

InvocationTargetException

Method Detail

loadClass

public Class<?> loadClass(String aName)
                   throws ClassNotFoundException

Loads the Class for the supplied class name.

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException - If the class for the supplied name can't be found