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com.RuntimeCollective.sitemap.bean
Class ImageCategory  

java.lang.Object
  com.RuntimeCollective.sitemap.bean.ImageCategory

All Implemented Interfaces:

com.RuntimeCollective.webapps.bean.EntityBean, java.io.Serializable

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public class ImageCategory

extends java.lang.Object

implements com.RuntimeCollective.webapps.bean.EntityBean

The ImageCategory class is used to group Images, for use in an image library.

Version:

$Id: ImageCategory.java,v 1.7 2003/09/30 15:12:59 joe Exp $

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Field Summary
static java.lang.String	DATABASE_TABLE           The name of the database table for this bean type.
protected  int	id           This ImageCategory's id
protected  java.util.HashSet	Images           Internal representation of Images in this ImageCategory
static int	RESULTS_PER_PAGE           How many results per page to display
protected  java.lang.String	Title           The title of the ImageCategory

 

Fields inherited from interface com.RuntimeCollective.webapps.bean.EntityBean

INTERFACE_BEAN, NULL_ID

 

Constructor Summary

ImageCategory()           Construct a new blank ImageCategory, giving it a new unique ID.

ImageCategory(int id)           Get a ImageCategory from the database, given an id.

 

Method Summary
boolean	addImage(com.RuntimeCollective.content.bean.Image image)           Add an Image to this ImageCategory.
void	delete()           Delete this ImageCategory from the database.
int	getId()           Get the unique id of this ImageCategory.
java.util.Collection	getImages()           Return all Images that belong to this ImageCategory, unsorted
java.util.List	getImages(java.util.Comparator comp)           Return all Images that belong to this ImageCategory, sorted by the given Comparator
java.util.List	getImagesByDate()           Return all Images that belong to this ImageCategory, sorted by last modified date (newest first)
java.util.List	getImagesByPage(int pageNumber)           Return RESULTS_PER_PAGE number of results.
java.util.List	getImageSubset(int startPos, int number)           Get number of images, sorted by date, starting from startPos (inclusive).
int	getLastPageNumber()           Return the maximum page number
int	getNumberOfImages()           Return the number of Images belonging to this ImageCategory
java.lang.String	getTitle()           Get the title
private  boolean	reallyAddImage(com.RuntimeCollective.content.bean.Image image)           Update the internal representation of which Images are part of this category
private  boolean	reallyRemoveImage(com.RuntimeCollective.content.bean.Image image)           Update the internal representation of which Images are part of this category
boolean	removeImage(com.RuntimeCollective.content.bean.Image image)           Remove an Image from this ImageCategory, if it's in this ImageCategory.
void	save()           Save this ImageCategory to the database.
void	setId(int id)           Set the unique id of this ImageCategory.
void	setTitle(java.lang.String title)           Set the title

 

Methods inherited from class java.lang.Object

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

 

Field Detail

DATABASE_TABLE

public static final java.lang.String DATABASE_TABLE

The name of the database table for this bean type.

See Also:

Constant Field Values

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id

protected int id

This ImageCategory's id

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RESULTS_PER_PAGE

public static final int RESULTS_PER_PAGE

How many results per page to display

See Also:

Constant Field Values

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Title

protected java.lang.String Title

The title of the ImageCategory

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Images

protected java.util.HashSet Images

Internal representation of Images in this ImageCategory

Constructor Detail

ImageCategory

public ImageCategory()
              throws java.sql.SQLException

Construct a new blank ImageCategory, giving it a new unique ID.

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ImageCategory

public ImageCategory(int id)
              throws java.sql.SQLException

Get a ImageCategory from the database, given an id.

Method Detail

setId

public void setId(int id)

Set the unique id of this ImageCategory.

Specified by:

setId in interface com.RuntimeCollective.webapps.bean.EntityBean

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getId

public int getId()

Get the unique id of this ImageCategory.

Specified by:

getId in interface com.RuntimeCollective.webapps.bean.EntityBean

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save

public void save()
          throws java.sql.SQLException

Save this ImageCategory to the database.

Specified by:

save in interface com.RuntimeCollective.webapps.bean.EntityBean

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delete

public void delete()
            throws java.sql.SQLException

Delete this ImageCategory from the database. This will delete the ImageCategory's attributes. The Images contained in this category will NOT be deleted.

Specified by:

delete in interface com.RuntimeCollective.webapps.bean.EntityBean

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setTitle

public void setTitle(java.lang.String title)

Set the title

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getTitle

public java.lang.String getTitle()

Get the title

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getImages

public java.util.Collection getImages()

Return all Images that belong to this ImageCategory, unsorted

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getImages

public java.util.List getImages(java.util.Comparator comp)

Return all Images that belong to this ImageCategory, sorted by the given Comparator

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getImagesByDate

public java.util.List getImagesByDate()

Return all Images that belong to this ImageCategory, sorted by last modified date (newest first)

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getNumberOfImages

public int getNumberOfImages()

Return the number of Images belonging to this ImageCategory

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getImageSubset

public java.util.List getImageSubset(int startPos,
                                     int number)

Get number of images, sorted by date, starting from startPos (inclusive).

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getImagesByPage

public java.util.List getImagesByPage(int pageNumber)

Return RESULTS_PER_PAGE number of results.

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getLastPageNumber

public int getLastPageNumber()

Return the maximum page number

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addImage

public boolean addImage(com.RuntimeCollective.content.bean.Image image)

Add an Image to this ImageCategory.

This method will inform the Image of its new ImageCategory (by calling setImageCategory on it), then save the image.

(It also makes sure the image knows it uses the image library)

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removeImage

public boolean removeImage(com.RuntimeCollective.content.bean.Image image)

Remove an Image from this ImageCategory, if it's in this ImageCategory.

This method will inform the image that it no longer belongs to this ImageCategory, then save it.

Note: The image is not told that it does not use the image library any more.

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reallyAddImage

private boolean reallyAddImage(com.RuntimeCollective.content.bean.Image image)

Update the internal representation of which Images are part of this category

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reallyRemoveImage

private boolean reallyRemoveImage(com.RuntimeCollective.content.bean.Image image)

Update the internal representation of which Images are part of this category

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