com.google.cloud.storage

Class Storage.BlobGetOption

java.lang.Object

com.google.cloud.storage.Option

com.google.cloud.storage.Storage.BlobGetOption

All Implemented Interfaces:

Serializable

Enclosing interface:

Storage

public static class Storage.BlobGetOption
extends Option

Class for specifying blob get options.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
static Storage.BlobGetOption	fields(Storage.BlobField... fields) Returns an option to specify the blob's fields to be returned by the RPC call.
static Storage.BlobGetOption	generationMatch() Returns an option for blob's data generation match.
static Storage.BlobGetOption	generationMatch(long generation) Returns an option for blob's data generation match.
static Storage.BlobGetOption	generationNotMatch() Returns an option for blob's data generation mismatch.
static Storage.BlobGetOption	generationNotMatch(long generation) Returns an option for blob's data generation mismatch.
static Storage.BlobGetOption	metagenerationMatch(long metageneration) Returns an option for blob's metageneration match.
static Storage.BlobGetOption	metagenerationNotMatch(long metageneration) Returns an option for blob's metageneration mismatch.
static Storage.BlobGetOption	userProject(String userProject) Returns an option for blob's billing user project.

Methods inherited from class com.google.cloud.storage.Option

equals, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

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.

generationMatch

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.

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.

generationNotMatch

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.

metagenerationMatch

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.

metagenerationNotMatch

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.

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.

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.