com.google.cloud.hadoop.gcsio

Class GoogleCloudStorageWriteChannel

java.lang.Object

com.google.cloud.hadoop.util.AbstractGoogleAsyncWriteChannel<com.google.api.services.storage.Storage.Objects.Insert,com.google.api.services.storage.model.StorageObject>

com.google.cloud.hadoop.gcsio.GoogleCloudStorageWriteChannel

All Implemented Interfaces:

Closeable, AutoCloseable, Channel, WritableByteChannel

public class GoogleCloudStorageWriteChannel
extends AbstractGoogleAsyncWriteChannel<com.google.api.services.storage.Storage.Objects.Insert,com.google.api.services.storage.model.StorageObject>

Implements WritableByteChannel to provide write access to GCS.

Field Summary

Fields inherited from class com.google.cloud.hadoop.util.AbstractGoogleAsyncWriteChannel

GCS_UPLOAD_GRANULARITY, UPLOAD_CHUNK_SIZE_DEFAULT, UPLOAD_PIPE_BUFFER_SIZE_DEFAULT

Constructor Summary

Constructors

Constructor and Description
GoogleCloudStorageWriteChannel(ExecutorService threadPool, com.google.api.services.storage.Storage gcs, ClientRequestHelper<com.google.api.services.storage.model.StorageObject> requestHelper, String bucketName, String objectName, AsyncWriteChannelOptions options, ObjectWriteConditions writeConditions, Map<String,String> objectMetadata) Constructs an instance of GoogleCloudStorageWriteChannel.
GoogleCloudStorageWriteChannel(ExecutorService threadPool, com.google.api.services.storage.Storage gcs, ClientRequestHelper<com.google.api.services.storage.model.StorageObject> requestHelper, String bucketName, String objectName, AsyncWriteChannelOptions options, ObjectWriteConditions writeConditions, Map<String,String> objectMetadata, String contentType) Constructs an instance of GoogleCloudStorageWriteChannel.

Method Summary

Modifier and Type	Method and Description
com.google.api.services.storage.Storage.Objects.Insert	createRequest(com.google.api.client.http.InputStreamContent inputStream)

Methods inherited from class com.google.cloud.hadoop.util.AbstractGoogleAsyncWriteChannel

close, createResponseFromException, enableFileSizeLimit250Gb, handleResponse, initialize, isDirectUploadEnabled, isOpen, setClientRequestHelper, setContentType, setDirectUploadEnabled, setUploadBufferSize, write

Methods inherited from class java.lang.Object

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

Constructor Detail

GoogleCloudStorageWriteChannel

public GoogleCloudStorageWriteChannel(ExecutorService threadPool,
                                      com.google.api.services.storage.Storage gcs,
                                      ClientRequestHelper<com.google.api.services.storage.model.StorageObject> requestHelper,
                                      String bucketName,
                                      String objectName,
                                      AsyncWriteChannelOptions options,
                                      ObjectWriteConditions writeConditions,
                                      Map<String,String> objectMetadata)

Constructs an instance of GoogleCloudStorageWriteChannel.

Parameters:

threadPool - thread pool to use for running the upload operation

gcs - storage object instance

requestHelper - a ClientRequestHelper to set extra headers

bucketName - name of the bucket to create object in

objectName - name of the object to create

objectMetadata - metadata to apply to the newly created object

GoogleCloudStorageWriteChannel

public GoogleCloudStorageWriteChannel(ExecutorService threadPool,
                                      com.google.api.services.storage.Storage gcs,
                                      ClientRequestHelper<com.google.api.services.storage.model.StorageObject> requestHelper,
                                      String bucketName,
                                      String objectName,
                                      AsyncWriteChannelOptions options,
                                      ObjectWriteConditions writeConditions,
                                      Map<String,String> objectMetadata,
                                      String contentType)

Constructs an instance of GoogleCloudStorageWriteChannel.

Parameters:

threadPool - thread pool to use for running the upload operation

gcs - storage object instance

requestHelper - a ClientRequestHelper to set extra headers

bucketName - name of the bucket to create object in

objectName - name of the object to create

objectMetadata - metadata to apply to the newly created object

contentType - content type

Method Detail

createRequest

public com.google.api.services.storage.Storage.Objects.Insert createRequest(com.google.api.client.http.InputStreamContent inputStream)
                                                                     throws IOException

Specified by:

createRequest in class AbstractGoogleAsyncWriteChannel<com.google.api.services.storage.Storage.Objects.Insert,com.google.api.services.storage.model.StorageObject>

Throws:

IOException