Package org.nuxeo.ecm.blob.azure

Class AzureFileStorage

java.lang.Object

org.nuxeo.ecm.blob.azure.AzureFileStorage

All Implemented Interfaces:

FileStorage

public class AzureFileStorage
extends Object
implements FileStorage

Since:

7.10

Author:

Arnaud Kervern

Field Summary

Fields

Modifier and Type	Field	Description
protected com.microsoft.azure.storage.blob.CloudBlobContainer	container
protected String	prefix

Constructor Summary

Constructors

Constructor	Description
AzureFileStorage(com.microsoft.azure.storage.blob.CloudBlobContainer container, String prefix)

Method Summary

Modifier and Type	Method	Description
protected static String	decodeContentMD5(String contentMD5)
boolean	exists(String digest)	Does a blob with the given key exist in the storage.
boolean	fetchFile(String digest, File file)	Fetches a file based on its key.
protected static boolean	isBlobDigestCorrect(String digest, com.microsoft.azure.storage.blob.CloudBlockBlob blob)
protected static boolean	isBlobDigestCorrect(String digest, String contentMD5)
protected static boolean	isMissingKey(com.microsoft.azure.storage.StorageException e)
void	storeFile(String digest, File file)	Stores a file based on a key.

Methods inherited from class java.lang.Object

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

Field Detail

container

protected com.microsoft.azure.storage.blob.CloudBlobContainer container

prefix

protected String prefix

Constructor Detail

AzureFileStorage

public AzureFileStorage(com.microsoft.azure.storage.blob.CloudBlobContainer container,
                        String prefix)

Method Detail

storeFile

public void storeFile(String digest,
                      File file)
               throws IOException

Description copied from interface: FileStorage

Stores a file based on a key.

Specified by:

storeFile in interface FileStorage

Parameters:

digest - the file key

file - the file

Throws:

IOException - if a storage error occurred

fetchFile

public boolean fetchFile(String digest,
                         File file)
                  throws IOException

Description copied from interface: FileStorage

Fetches a file based on its key.

Specified by:

fetchFile in interface FileStorage

Parameters:

digest - the file key

file - the file to use to store the fetched data

Returns:

true if the file was fetched, false if the file was not found

Throws:

IOException - if a storage error occurred

exists

public boolean exists(String digest)

Description copied from interface: FileStorage

Does a blob with the given key exist in the storage.

The existence of the blob is checked in the storage where the blob is effectively stored. Intermediate cache is ignored.

Specified by:

exists in interface FileStorage

Parameters:

digest - the blob key

Returns:

true if it exists in the storage

isMissingKey

protected static boolean isMissingKey(com.microsoft.azure.storage.StorageException e)

isBlobDigestCorrect

protected static boolean isBlobDigestCorrect(String digest,
                                             com.microsoft.azure.storage.blob.CloudBlockBlob blob)

isBlobDigestCorrect

protected static boolean isBlobDigestCorrect(String digest,
                                             String contentMD5)

decodeContentMD5

protected static String decodeContentMD5(String contentMD5)