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org.apache.cocoon.components.source.impl
Class CocoonToAvalonSource

java.lang.Object
  org.apache.cocoon.components.source.impl.CocoonToAvalonSource

All Implemented Interfaces:

Poolable, Recyclable, Source, XMLizable

public final class CocoonToAvalonSource
extends Object
implements Source, XMLizable, Recyclable

This source objects wraps an obsolete Cocoon Source object to avoid recoding existing source objects.

Version:

CVS $Id: CocoonToAvalonSource.html 1304258 2012-03-23 10:09:27Z ilgrosso $

Author:

Carsten Ziegeler

Field Summary

protected String	protocol The protocol
protected Source	source The real source

Constructor Summary

CocoonToAvalonSource(String location, Source source)
Constructor

Method Summary

boolean	exists()
long	getContentLength() Return the content length of the content or -1 if the length is unknown
InputStream	getInputStream() Return an InputStream object to read from the source.
long	getLastModified() Get the last modification date of the source or 0 if it is not possible to determine the date.
String	getMimeType() The mime-type of the content described by this object.
String	getParameter(String name) Get the value of a parameter.
long	getParameterAsLong(String name) Get the value of a parameter.
Iterator	getParameterNames() Get parameter names Using this it is possible to get custom information provided by the source implementation, like an expires date, HTTP headers etc.
String	getScheme() Return the protocol identifier.
String	getURI() Return the unique identifer for this source
SourceValidity	getValidity() Get the Validity object.
void	recycle() Recyclable
void	refresh() Refresh this object and update the last modified date and content length.
void	toSAX(ContentHandler contentHandler) Stream content to the content handler

Methods inherited from class java.lang.Object

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

Field Detail

source

protected Source source

The real source

protocol

protected String protocol

The protocol

Constructor Detail

CocoonToAvalonSource

public CocoonToAvalonSource(String location,
                            Source source)

Constructor

Method Detail

getScheme

public String getScheme()

Return the protocol identifier.

Specified by:

getScheme in interface Source

exists

public boolean exists()

Specified by:

exists in interface Source

See Also:

Source.exists()

getInputStream

public InputStream getInputStream()
                           throws IOException,
                                  SourceException

Return an InputStream object to read from the source.

Specified by:

getInputStream in interface Source

Throws:

IOException

SourceException

getURI

public String getURI()

Return the unique identifer for this source

Specified by:

getURI in interface Source

getValidity

public SourceValidity getValidity()

Get the Validity object. This can either wrap the last modification date or the expires information or... If it is currently not possible to calculate such an information null is returned.

Specified by:

getValidity in interface Source

refresh

public void refresh()

Refresh this object and update the last modified date and content length.

Specified by:

refresh in interface Source

getMimeType

public String getMimeType()

The mime-type of the content described by this object. If the source is not able to determine the mime-type by itself this can be null.

Specified by:

getMimeType in interface Source

toSAX

public void toSAX(ContentHandler contentHandler)
           throws SAXException

Stream content to the content handler

Specified by:

toSAX in interface XMLizable

Throws:

SAXException

recycle

public void recycle()

Recyclable

Specified by:

recycle in interface Recyclable

getContentLength

public long getContentLength()

Return the content length of the content or -1 if the length is unknown

Specified by:

getContentLength in interface Source

getLastModified

public long getLastModified()

Get the last modification date of the source or 0 if it is not possible to determine the date.

Specified by:

getLastModified in interface Source

getParameter

public String getParameter(String name)

Get the value of a parameter. Using this it is possible to get custom information provided by the source implementation, like an expires date, HTTP headers etc.

getParameterAsLong

public long getParameterAsLong(String name)

Get the value of a parameter. Using this it is possible to get custom information provided by the source implementation, like an expires date, HTTP headers etc.

getParameterNames

public Iterator getParameterNames()

Get parameter names Using this it is possible to get custom information provided by the source implementation, like an expires date, HTTP headers etc.