org.nakedobjects.metamodel.commons.resource
Class ResourceStreamSourceAbstract

java.lang.Object
  org.nakedobjects.metamodel.commons.resource.ResourceStreamSourceAbstract

All Implemented Interfaces:

ResourceStreamSource

Direct Known Subclasses:

ResourceStreamSourceComposite, ResourceStreamSourceContextLoaderClassPath, ResourceStreamSourceCurrentClassClassPath, ResourceStreamSourceFileSystem

public abstract class ResourceStreamSourceAbstract
extends java.lang.Object
implements ResourceStreamSource

Constructor Summary

ResourceStreamSourceAbstract()

Method Summary

protected abstract java.io.InputStream	doReadResource(java.lang.String resourcePath) Mandatory hook method; subclasses can return either null or throw an exception if the resource could not be found.
java.io.InputStream	readResource(java.lang.String resourcePath) Returns an InputStream opened for the resource path, or null otherwise.
java.io.OutputStream	writeResource(java.lang.String resourcePath) Default implementation returns null (that is, not supported).

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.nakedobjects.metamodel.commons.resource.ResourceStreamSource

getName

Constructor Detail

ResourceStreamSourceAbstract

public ResourceStreamSourceAbstract()

Method Detail

readResource

public final java.io.InputStream readResource(java.lang.String resourcePath)

Description copied from interface: ResourceStreamSource

Returns an InputStream opened for the resource path, or null otherwise.

Specified by:

readResource in interface ResourceStreamSource

doReadResource

protected abstract java.io.InputStream doReadResource(java.lang.String resourcePath)
                                               throws java.io.IOException

Mandatory hook method; subclasses can return either null or throw an exception if the resource could not be found.

Throws:

java.io.IOException

writeResource

public java.io.OutputStream writeResource(java.lang.String resourcePath)

Default implementation returns null (that is, not supported).

Specified by:

writeResource in interface ResourceStreamSource