@java.lang.Override
      public com.google.storagetransfer.v1.proto.TransferTypes.AzureBlobStorageData
          getAzureBlobStorageDataSource() {
        if (azureBlobStorageDataSourceBuilder_ == null) {
          if (dataSourceCase_ == 8) {
            return (com.google.storagetransfer.v1.proto.TransferTypes.AzureBlobStorageData)
                dataSource_;
          }
          return com.google.storagetransfer.v1.proto.TransferTypes.AzureBlobStorageData
              .getDefaultInstance();
        } else {
          if (dataSourceCase_ == 8) {
            return azureBlobStorageDataSourceBuilder_.getMessage();
          }
          return com.google.storagetransfer.v1.proto.TransferTypes.AzureBlobStorageData
              .getDefaultInstance();
        }
      }
<pre>
An Azure Blob Storage data source.
</pre>

<code>.google.storagetransfer.v1.AzureBlobStorageData azure_blob_storage_data_source = 8;
</code>

@return The azureBlobStorageDataSource.
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java