public static class Storage.BlobGetOption extends Option
Class for specifying blob get options.
Methods
decryptionKey(String key)
public static Storage.BlobGetOption decryptionKey(String key)
Returns an option to set a customer-supplied AES256 key for server-side decryption of the
blob.
Parameter
Name |
Description |
key |
String
the AES256 encoded in base64
|
Returns
decryptionKey(Key key)
public static Storage.BlobGetOption decryptionKey(Key key)
Returns an option to set a customer-supplied AES256 key for server-side decryption of the
blob.
Parameter
Returns
fields(Storage.BlobField[] fields)
public static Storage.BlobGetOption fields(Storage.BlobField[] fields)
Returns an option to specify the blob's fields to be returned by the RPC call. If this option
is not provided all blob's fields are returned. BlobGetOption.fields
) can be used to
specify only the fields of interest. Blob name and bucket are always returned, even if not
specified.
Parameter
Returns
generationMatch()
public static Storage.BlobGetOption generationMatch()
Returns an option for blob's data generation match. If this option is used the request will
fail if blob's generation does not match. The generation value to compare with the actual
blob's generation is taken from a source BlobId object. When this option is passed to
a Storage method and BlobId#getGeneration() is null
or no BlobId is provided an exception is thrown.
Returns
generationMatch(long generation)
public static Storage.BlobGetOption generationMatch(long generation)
Returns an option for blob's data generation match. If this option is used the request will
fail if blob's generation does not match the provided value.
Parameter
Name |
Description |
generation |
long
|
Returns
generationNotMatch()
public static Storage.BlobGetOption generationNotMatch()
Returns an option for blob's data generation mismatch. If this option is used the request
will fail if blob's generation matches. The generation value to compare with the actual
blob's generation is taken from a source BlobId object. When this option is passed to
a Storage method and BlobId#getGeneration() is null
or no BlobId is provided an exception is thrown.
Returns
generationNotMatch(long generation)
public static Storage.BlobGetOption generationNotMatch(long generation)
Returns an option for blob's data generation mismatch. If this option is used the request
will fail if blob's generation matches the provided value.
Parameter
Name |
Description |
generation |
long
|
Returns
public static Storage.BlobGetOption metagenerationMatch(long metageneration)
Returns an option for blob's metageneration match. If this option is used the request will
fail if blob's metageneration does not match the provided value.
Parameter
Name |
Description |
metageneration |
long
|
Returns
public static Storage.BlobGetOption metagenerationNotMatch(long metageneration)
Returns an option for blob's metageneration mismatch. If this option is used the request will
fail if blob's metageneration matches the provided value.
Parameter
Name |
Description |
metageneration |
long
|
Returns
public static Storage.BlobGetOption shouldReturnRawInputStream(boolean shouldReturnRawInputStream)
Returns an option for whether the request should return the raw input stream, instead of
automatically decompressing the content. By default, this is false for Blob.downloadTo(), but
true for ReadChannel.read().
Parameter
Name |
Description |
shouldReturnRawInputStream |
boolean
|
Returns
userProject(String userProject)
public static Storage.BlobGetOption userProject(String userProject)
Returns an option for blob's billing user project. This option is only used by the buckets
with 'requester_pays' flag.
Parameter
Name |
Description |
userProject |
String
|
Returns