com.uwyn.rife.cmf.dam.contentstores
Class DatabaseImageStore

java.lang.Object
  com.uwyn.rife.database.DbQueryManager
      com.uwyn.rife.cmf.dam.contentstores.DatabaseContentStore
          com.uwyn.rife.cmf.dam.contentstores.DatabaseImageStore

All Implemented Interfaces:

ContentStore, Cloneable

public abstract class DatabaseImageStore
extends DatabaseContentStore

Constructor Summary

DatabaseImageStore(Datasource datasource)

Method Summary

protected boolean	_storeContentData(Insert storeContent, int id, Content content, ContentTransformer transformer)
protected <ResultType> ResultType	_useContentData(Select retrieveContent, int id, ContentDataUser user)
String	getContentForHtml(int id, ContentInfo info, ElementSupport element, String serveContentExitName) Retrieves a content data representation for use in html.
String	getContentType(ContentInfo contentInfo) Generates the HTTP content type that corresponds best to the information in the provided ContentInfo.
Formatter	getFormatter(MimeType mimeType, boolean fragment) Returns a Formatter instance that will be used to load and to format the content data.
protected int	getNullSqlType()
protected void	outputContentColumn(ResultSet resultSet, OutputStream os)
protected boolean	storeTypedData(Insert storeContent, int id, byte[] data)

Methods inherited from class com.uwyn.rife.cmf.dam.contentstores.DatabaseContentStore

_deleteContentData, _getSize, _hasContentData, _install, _remove, _serveContentData, addMimeType, getContentSizeColumnName, getSupportedMimeTypes

Methods inherited from class com.uwyn.rife.database.DbQueryManager

clone, executeFetchAll, executeFetchAll, executeFetchAllBeans, executeFetchAllBeans, executeFetchFirst, executeFetchFirst, executeFetchFirstBean, executeFetchFirstBean, executeGetFirstBoolean, executeGetFirstBoolean, executeGetFirstByte, executeGetFirstByte, executeGetFirstBytes, executeGetFirstBytes, executeGetFirstDate, executeGetFirstDate, executeGetFirstDate, executeGetFirstDate, executeGetFirstDouble, executeGetFirstDouble, executeGetFirstFloat, executeGetFirstFloat, executeGetFirstInt, executeGetFirstInt, executeGetFirstLong, executeGetFirstLong, executeGetFirstShort, executeGetFirstShort, executeGetFirstString, executeGetFirstString, executeGetFirstTime, executeGetFirstTime, executeGetFirstTime, executeGetFirstTime, executeGetFirstTimestamp, executeGetFirstTimestamp, executeGetFirstTimestamp, executeGetFirstTimestamp, executeHasResultRows, executeHasResultRows, executeQuery, executeQuery, executeQuery, executeUpdate, executeUpdate, executeUpdate, executeUseFirstAsciiStream, executeUseFirstAsciiStream, executeUseFirstBinaryStream, executeUseFirstBinaryStream, executeUseFirstCharacterStream, executeUseFirstCharacterStream, fetch, fetch, fetchAll, getConnection, getDatasource, inTransaction, reserveConnection

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.uwyn.rife.cmf.dam.ContentStore

deleteContentData, getSize, hasContentData, install, remove, serveContentData, storeContentData, useContentData

Constructor Detail

DatabaseImageStore

public DatabaseImageStore(Datasource datasource)

Method Detail

getContentType

public String getContentType(ContentInfo contentInfo)

Description copied from interface: ContentStore

Generates the HTTP content type that corresponds best to the information in the provided ContentInfo.

Parameters:

contentInfo - the content info instance for which the content type has to be generated

Returns:

the generated content type

getFormatter

public Formatter getFormatter(MimeType mimeType,
                              boolean fragment)

Description copied from interface: ContentStore

Returns a Formatter instance that will be used to load and to format the content data.

Parameters:

mimeType - the mime type for which the formatter will be returned

fragment - true if the content that has to be formatter is a fragment; or

false otherwise

Returns:

the corresponding formatter

getContentForHtml

public String getContentForHtml(int id,
                                ContentInfo info,
                                ElementSupport element,
                                String serveContentExitName)
                         throws ContentManagerException

Description copied from interface: ContentStore

Retrieves a content data representation for use in html.

This is mainly used to integrate content data inside a html document. For instance, html content will be displayed as-is, while image content will cause an image tag to be generated with the correct source URL to serve the image.

Parameters:

id - the id of the content whose data will be displayed

info - the content info instance for which the html content has to be generated

element - an active element instance

serveContentExitName - the exit namet that leads to a ServeContent element. This will be used to generate URLs for content that can't be directly displayed in-line.

Returns:

the html content representation

Throws:

ContentManagerException - if an unexpected error occurred

_storeContentData

protected boolean _storeContentData(Insert storeContent,
                                    int id,
                                    Content content,
                                    ContentTransformer transformer)
                             throws ContentManagerException

Throws:

ContentManagerException

storeTypedData

protected boolean storeTypedData(Insert storeContent,
                                 int id,
                                 byte[] data)
                          throws ContentManagerException

Throws:

ContentManagerException

getNullSqlType

protected int getNullSqlType()

_useContentData

protected <ResultType> ResultType _useContentData(Select retrieveContent,
                                                  int id,
                                                  ContentDataUser user)
                              throws ContentManagerException

Throws:

ContentManagerException

outputContentColumn

protected void outputContentColumn(ResultSet resultSet,
                                   OutputStream os)
                            throws SQLException

Specified by:

outputContentColumn in class DatabaseContentStore

Throws:

SQLException