net.shibboleth.utilities.java.support.resource
Class ClasspathResource

java.lang.Object
  net.shibboleth.utilities.java.support.component.AbstractDestructableInitializableComponent
      net.shibboleth.utilities.java.support.resource.AbstractResource
          net.shibboleth.utilities.java.support.resource.ClasspathResource

All Implemented Interfaces:

Component, DestructableComponent, InitializableComponent, ValidatableComponent, Resource

public class ClasspathResource
extends AbstractResource

A resource which reads data from the classpath.

Field Summary

private URL

classpathResource URL to the classpath resource.

Constructor Summary

ClasspathResource(String resourcePath)
Constructor.

ClasspathResource(String resourcePath, ClassLoader classLoader)
Constructor.

Method Summary

protected boolean	doExists() Checks whether the resource exists.
protected InputStream	doGetInputStream() Gets the input stream to the resource's data.
protected long	doGetLastModifiedTime() Gets the time, in milliseconds since the epoch, when the resource was last modified.

Methods inherited from class net.shibboleth.utilities.java.support.resource.AbstractResource

doValidate, equals, exists, getInputStream, getLastModifiedTime, getLocation, hashCode, setLocation, toString, validate

Methods inherited from class net.shibboleth.utilities.java.support.component.AbstractDestructableInitializableComponent

destroy, doDestroy, doInitialize, initialize, isDestroyed, isInitialized

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface net.shibboleth.utilities.java.support.component.DestructableComponent

destroy, isDestroyed

Methods inherited from interface net.shibboleth.utilities.java.support.component.InitializableComponent

initialize, isInitialized

Field Detail

classpathResource

private final URL classpathResource

URL to the classpath resource.

Constructor Detail

ClasspathResource

public ClasspathResource(String resourcePath)

Constructor. ClassLoader used to locate the resource is the loader used to load this class. Default system character set is used as the resource character set.

Parameters:

resourcePath - classpath path to the resource

ClasspathResource

public ClasspathResource(String resourcePath,
                         ClassLoader classLoader)

Constructor.

Parameters:

resourcePath - classpath path to the resource

classLoader - class loader used to locate the resource

Method Detail

doExists

protected boolean doExists()
                    throws ResourceException

Checks whether the resource exists.

Specified by:

doExists in class AbstractResource

Returns:

true if the resource exists, false if not

Throws:

ResourceException - thrown if there is a problem determining if the resource exists

doGetInputStream

protected InputStream doGetInputStream()
                                throws ResourceException

Gets the input stream to the resource's data.

Specified by:

doGetInputStream in class AbstractResource

Returns:

input stream to the resource's data

Throws:

ResourceException - thrown if an input stream can not be created for the resource

doGetLastModifiedTime

protected long doGetLastModifiedTime()
                              throws ResourceException

Gets the time, in milliseconds since the epoch, when the resource was last modified.

Specified by:

doGetLastModifiedTime in class AbstractResource

Returns:

time, in milliseconds since the epoch, when the resource was last modified

Throws:

ResourceException - thrown if the last modified time can not be determined