net.sourceforge.sconman.handlers
Class NullHandler

java.lang.Object
  net.sourceforge.sconman.handlers.NullHandler

All Implemented Interfaces:

IContentTypeHandler

Direct Known Subclasses:

ImageHandler, MailHandler, MSOfficeHandler, PDFHandler, TaggedTextHandler, TextHandler

public class NullHandler
extends java.lang.Object
implements IContentTypeHandler

The simplest implementation: just do nothing, as the incoming input stream already is an indexable text stream.

Author:

mikeshadow

Constructor Summary

NullHandler()
Constructor for NullHandler.

Method Summary

protected java.lang.String	getFieldsAsString(Content content)
void	getInfo(Content content, boolean overrideAttributes, boolean createThumbnail) Tries to read info from content's data
java.io.Reader	getTextReader(Content content) Implement this method to return a reader that provides the text associated to the content
boolean	hasThumbnail() Return true if the content has thumbnail
void	writeAttributes(Content content) Tries to write attributes to content's data
void	writeText(java.io.InputStream is, java.io.Writer out) Writes all the text associated to the incoming input stream

Methods inherited from class java.lang.Object

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

Constructor Detail

NullHandler

public NullHandler()

Constructor for NullHandler.

Method Detail

getFieldsAsString

protected java.lang.String getFieldsAsString(Content content)

getTextReader

public java.io.Reader getTextReader(Content content)
                             throws java.io.IOException

Description copied from interface: IContentTypeHandler

Implement this method to return a reader that provides the text associated to the content

Specified by:

getTextReader in interface IContentTypeHandler

Parameters:

content - The content

Returns:

A filtered input stream

Throws:

java.io.IOException - If there's an IO problem

writeText

public void writeText(java.io.InputStream is,
                      java.io.Writer out)
               throws java.io.IOException

Description copied from interface: IContentTypeHandler

Writes all the text associated to the incoming input stream

Specified by:

writeText in interface IContentTypeHandler

Throws:

java.io.IOException

hasThumbnail

public boolean hasThumbnail()

Description copied from interface: IContentTypeHandler

Return true if the content has thumbnail

Specified by:

hasThumbnail in interface IContentTypeHandler

Returns:

true if the content has thumbnail

writeAttributes

public void writeAttributes(Content content)

Description copied from interface: IContentTypeHandler

Tries to write attributes to content's data

Specified by:

writeAttributes in interface IContentTypeHandler

getInfo

public void getInfo(Content content,
                    boolean overrideAttributes,
                    boolean createThumbnail)

Description copied from interface: IContentTypeHandler

Tries to read info from content's data

Specified by:

getInfo in interface IContentTypeHandler

Parameters:

content - The content to read attributes from

overrideAttributes - True to extract attributes from file and override existent content attributes

createThumbnail - True to create thumbnail