org.openbp.common.classloader
Class XClassLoaderSystemErr

java.lang.Object
  java.lang.ClassLoader
      java.security.SecureClassLoader
          java.net.URLClassLoader
              org.openbp.common.classloader.XClassLoaderBase
                  org.openbp.common.classloader.XClassLoaderSystemErr

public class XClassLoaderSystemErr
extends XClassLoaderBase

XClassLoader that logs errors to System.err.

Author:

Falk Hartmann

Field Summary

Fields inherited from class org.openbp.common.classloader.XClassLoaderBase

configuration, DEBUG_LOAD_TIME

Constructor Summary

XClassLoaderSystemErr(XClassLoaderConfiguration config, java.lang.String logLevel)
The constructor.

Method Summary

protected boolean	isLogEnabled(java.lang.String logLevel) Checks if the specified log level is enabled.
protected void	setupLogger() Initializes the logger.
protected void	writeLog(java.lang.String logLevel, java.lang.String msg, java.lang.Exception e) Writes a message to the log.

Methods inherited from class org.openbp.common.classloader.XClassLoaderBase

addClassToCache, addResourceEntry, addResourceEntryForClass, createClass, getConfiguration, getParentClassLoader, getResource, getResourceAsStream, getResourceEntry, getResourceFromPath, init, loadClass, loadClassFromCache, loadClassFromPath, loadResourceFromPath, log, log, log, log, log, readContent, rescan, scanRepositories, 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, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Constructor Detail

XClassLoaderSystemErr

public XClassLoaderSystemErr(XClassLoaderConfiguration config,
                             java.lang.String logLevel)
                      throws java.lang.Exception

The constructor.

Parameters:

config - A configuration for the class loader to be constructed

logLevel - The log level to be used for the class loader as in LogLevel

Throws:

java.lang.Exception - On any error that occurs while scanning the repositories specified in the class loader configuration

Method Detail

setupLogger

protected void setupLogger()

Description copied from class: XClassLoaderBase

Initializes the logger. This will be called before any log output is being written.

Specified by:

setupLogger in class XClassLoaderBase

writeLog

protected void writeLog(java.lang.String logLevel,
                        java.lang.String msg,
                        java.lang.Exception e)

Description copied from class: XClassLoaderBase

Writes a message to the log. This abstract method has to be implemented by sub classes of this class to implement support of a custom log mechanism.

Specified by:

writeLog in class XClassLoaderBase

Parameters:

logLevel - Log level as defined by LogLevel

msg - Message to be logged

e - An exception that should be logged together with the message (might be null)

isLogEnabled

protected boolean isLogEnabled(java.lang.String logLevel)

Description copied from class: XClassLoaderBase

Checks if the specified log level is enabled. This abstract method has to be implemented by sub classes of this class to implement support of a custom log mechanism.

Specified by:

isLogEnabled in class XClassLoaderBase

Parameters:

logLevel - Log level as defined by LogLevel

Returns:

true The log level is enabled. false The log level is disabled.