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Java Source Code / Java Documentation » Template Engine » Velocity » org.apache.velocity.util 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.apache.velocity.util.ClassUtils

ClassUtils
public class ClassUtils (Code)
Simple utility functions for manipulating classes and resources from the classloader.
author:
   Will Glass-Husain
version:
   $Id: ClassUtils.java 463298 2006-10-12 16:10:32Z henning $




Method Summary
public static  ClassgetClass(String clazz)
     Return the specified class.
public static  ObjectgetNewInstance(String clazz)
     Return a new instance of the given class.
public static  InputStreamgetResourceAsStream(Class claz, String name)
     Finds a resource with the given name.



Method Detail
getClass
public static Class getClass(String clazz) throws ClassNotFoundException(Code)
Return the specified class. Checks the ThreadContext classloader first, then uses the System classloader. Should replace all calls to Class.forName( claz ) (which only calls the System class loader) when the class might be in a different classloader (e.g. in a webapp).
Parameters:
  clazz - the name of the class to instantiate the requested Class object
throws:
  ClassNotFoundException -



getNewInstance
public static Object getNewInstance(String clazz) throws ClassNotFoundException, IllegalAccessException, InstantiationException(Code)
Return a new instance of the given class. Checks the ThreadContext classloader first, then uses the System classloader. Should replace all calls to Class.forName( claz ).newInstance() (which only calls the System class loader) when the class might be in a different classloader (e.g. in a webapp).
Parameters:
  clazz - the name of the class to instantiate an instance of the specified class
throws:
  ClassNotFoundException -
throws:
  IllegalAccessException -
throws:
  InstantiationException -



getResourceAsStream
public static InputStream getResourceAsStream(Class claz, String name)(Code)
Finds a resource with the given name. Checks the Thread Context classloader, then uses the System classloader. Should replace all calls to Class.getResourceAsString when the resource might come from a different classloader. (e.g. a webapp).
Parameters:
  claz - Class to use when getting the System classloader (used if no ThreadContext classloader available or fails to get resource).
Parameters:
  name - name of the resource InputStream for the resource.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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