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org.apache.lenya.cms.publication
Interface Collection

All Superinterfaces:

Document

All Known Implementing Classes:

CollectionImpl, XlinkCollection

public interface Collection
extends Document

A document representing a collection of documents. This class is in prototyping stage.

Field Summary

static java.lang.String	ATTRIBUTE_ID
static java.lang.String	DEFAULT_PREFIX
static java.lang.String	ELEMENT_COLLECTION
static java.lang.String	ELEMENT_DOCUMENT
static java.lang.String	NAMESPACE

Method Summary

void	add(Document document) Adds a document to the collection.
void	add(int position, Document document) Inserts a document into the collection at a specific position.
void	clear() Removes all documents from this collection.
boolean	contains(Document document) Checks if this collection contains a specific document.
Document[]	getDocuments() Returns the documents in this collection.
int	getFirstPosition(Document document) Returns the first position of this document in the collection.
void	remove(Document document) Removes a document from the collection.
void	save() Saves the XML source of this collection.
int	size() Returns the number of documents in this collection.

Methods inherited from interface org.apache.lenya.cms.publication.Document

exists, existsInAnyLanguage, getArea, getCompleteInfoURL, getCompleteURL, getCompleteURLWithoutLanguage, getDocumentURL, getDublinCore, getExtension, getFile, getId, getLabel, getLanguage, getLanguages, getLastModified, getName, getNodeId, getPublication

Field Detail

NAMESPACE

static final java.lang.String NAMESPACE

See Also:

Constant Field Values

DEFAULT_PREFIX

static final java.lang.String DEFAULT_PREFIX

See Also:

Constant Field Values

ELEMENT_COLLECTION

static final java.lang.String ELEMENT_COLLECTION

See Also:

Constant Field Values

ELEMENT_DOCUMENT

static final java.lang.String ELEMENT_DOCUMENT

See Also:

Constant Field Values

ATTRIBUTE_ID

static final java.lang.String ATTRIBUTE_ID

See Also:

Constant Field Values

Method Detail

getDocuments

Document[] getDocuments()
                        throws DocumentException

Returns the documents in this collection.

Returns:

An array of documents.

Throws:

DocumentException - when something went wrong.

add

void add(Document document)
         throws DocumentException

Adds a document to the collection.

Parameters:

document - A document.

Throws:

DocumentException - when an error occurs.

add

void add(int position,
         Document document)
         throws DocumentException

Inserts a document into the collection at a specific position.

Parameters:

document - A document.

position - The position of the document after insertion, starting with 0.

Throws:

DocumentException - when something went wrong.

remove

void remove(Document document)
            throws DocumentException

Removes a document from the collection.

Parameters:

document - A document.

Throws:

DocumentException - when the document is not contained or another error occurs.

clear

void clear()
           throws DocumentException

Removes all documents from this collection.

Throws:

DocumentException - when something went wrong.

contains

boolean contains(Document document)
                 throws DocumentException

Checks if this collection contains a specific document.

Parameters:

document - The document to check.

Returns:

A boolean value.

Throws:

DocumentException - when something went wrong.

getFirstPosition

int getFirstPosition(Document document)
                     throws DocumentException

Returns the first position of this document in the collection.

Parameters:

document - The document.

Returns:

An integer.

Throws:

DocumentException - when the document is not contained.

size

int size()
         throws DocumentException

Returns the number of documents in this collection.

Returns:

An integer value.

Throws:

DocumentException - when something went wrong.

save

void save()
          throws DocumentException

Saves the XML source of this collection.

Throws:

DocumentException - when something went wrong.