com.antelmann.db
Interface MutableCategory<T>

All Superinterfaces:

Category<T>

All Known Implementing Classes:

MutableCategory.Adapter, MutableCategory.Entry

public interface MutableCategory<T>
extends Category<T>

an extension of a category that allows to set its parent category

Since:

01.08.2013, 19:48:35

Author:

holger

Nested Class Summary

static class	MutableCategory.Adapter<T>
static class	MutableCategory.Entry

Method Summary

MutableCategory<T>	getParentCategory() returns the super category that this category belongs to - or null if it is a top-level category
List<? extends MutableCategory<T>>	getSubCategories(T context) retrieves a list of sub-categories for this category
void	setParentCategory(MutableCategory<T> parent)

Methods inherited from interface com.antelmann.db.Category

getCategoryName

Method Detail

setParentCategory

void setParentCategory(MutableCategory<T> parent)
                       throws IllegalArgumentException

Throws:

IllegalArgumentException

getParentCategory

MutableCategory<T> getParentCategory()

Description copied from interface: Category

returns the super category that this category belongs to - or null if it is a top-level category

Specified by:

getParentCategory in interface Category<T>

getSubCategories

List<? extends MutableCategory<T>> getSubCategories(T context)
                                                    throws IOException

Description copied from interface: Category

retrieves a list of sub-categories for this category

Specified by:

getSubCategories in interface Category<T>

Parameters:

context - the object (typically a database, a file, a URL, etc.) that provides the information required to derive the children from.

Returns:

a list of Category objects that have this instance as a parent

Throws:

IOException - if the categories could not be retrieved