org.apache.wicket.util.resource
Class WebExternalResourceStream

java.lang.Object
  org.apache.wicket.util.resource.AbstractResourceStream
      org.apache.wicket.util.resource.WebExternalResourceStream

All Implemented Interfaces:

Closeable, Serializable, IClusterable, IResourceStream, IStringResourceStream, IModifiable

public class WebExternalResourceStream
extends AbstractResourceStream

An IResourceStream that reads data from a file in the web application

Author:

Jean-Baptiste Quenot

See Also:

Serialized Form

Constructor Summary

WebExternalResourceStream(String url)
Construct.

Method Summary

void	close() Closes the resource.
String	getContentType() Gets the mime type of this resource
InputStream	getInputStream() Gets the resource stream.
Time	lastModifiedTime() Gets the last time this modifiable thing changed.
long	length() Not implemented, throws WicketRuntimeException

Methods inherited from class org.apache.wicket.util.resource.AbstractResourceStream

asString, getCharset, getLocale, setCharset, setLocale

Methods inherited from class java.lang.Object

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

Constructor Detail

WebExternalResourceStream

public WebExternalResourceStream(String url)

Construct.

Parameters:

url - the relative url of the external resource

Method Detail

length

public long length()

Not implemented, throws WicketRuntimeException

Specified by:

length in interface IResourceStream

Overrides:

length in class AbstractResourceStream

Returns:

The size of this resource in the number of bytes, or -1 if unknown

See Also:

IResourceStream.length()

close

public void close()
           throws IOException

Description copied from interface: IResourceStream

Closes the resource. Normally, this includes closing any underlying input stream returned by getInputStream().

Throws:

IOException

lastModifiedTime

public Time lastModifiedTime()

Description copied from interface: IModifiable

Gets the last time this modifiable thing changed.

Specified by:

lastModifiedTime in interface IModifiable

Overrides:

lastModifiedTime in class AbstractResourceStream

Returns:

the last modification Time

See Also:

IModifiable.lastModifiedTime()

getContentType

public String getContentType()

Description copied from interface: IResourceStream

Gets the mime type of this resource

Specified by:

getContentType in interface IResourceStream

Overrides:

getContentType in class AbstractResourceStream

Returns:

The mime type of this resource, such as "image/jpeg" or "text/html". Return null to let ResourceStreamRequestTarget handle the Content-Type automatically

See Also:

IResourceStream.getContentType()

getInputStream

public InputStream getInputStream()
                           throws ResourceStreamNotFoundException

Description copied from interface: IResourceStream

Gets the resource stream. You should not directly close this stream. Instead call the close() method on IResourceStream.

Returns:

Returns the inputStream.

Throws:

ResourceStreamNotFoundException

See Also:

IResourceStream.close()