Package com.google.cloud.spanner

Class Operation<R,M>

java.lang.Object
com.google.cloud.spanner.Operation<R,M>
Type Parameters:
R -
M -
public class Operation<R,M> extends Object
Represents a long-running operation.

  • Method Details

    • reload

      public Operation<R,M> reload() throws SpannerException
      Fetches the current status of this operation.
      Throws:
      SpannerException

    • waitFor

      public Operation<R,M> waitFor(com.google.cloud.RetryOption... waitOptions) throws SpannerException
      Blocks till the operation is complete or maximum time, if specified, has elapsed.
      Returns:
      null if operation is not found otherwise the current operation.
      Throws:
      SpannerException

    • getMetadata

      public M getMetadata()
      Returns the metadata returned by the last refresh of this operation. Returns null if no metadata was returned or if this operation has not been refreshed.

    • isDone

      public boolean isDone()
      Returns true if the operation is done.

    • getResult

      public R getResult() throws SpannerException
      Returns result of the operation if the operation is complete and had a result. Returns null if the operation is not complete or did not have a result.
      Throws:
      SpannerException - if the operation failed.

    • getName

      public String getName()
      Returns the name of the operation.

    • isSuccessful

      public boolean isSuccessful()
      Returns true if the operation completed successfully.