Package com.google.cloud.bigtable.beam

Class AbstractCloudBigtableTableDoFn<In,Out>

java.lang.Object

org.apache.beam.sdk.transforms.DoFn<In,Out>

com.google.cloud.bigtable.beam.AbstractCloudBigtableTableDoFn<In,Out>

Type Parameters:

In - the type of the (main) input elements

Out - the type of the (main) output elements

All Implemented Interfaces:

Serializable, HasDisplayData

Direct Known Subclasses:

CloudBigtableIO.CloudBigtableMultiTableWriteFn, CloudBigtableIO.CloudBigtableSingleTableBufferedWriteFn

public abstract class AbstractCloudBigtableTableDoFn<In,Out>
extends DoFn<In,Out>

This class can be used as a superclass for DoFns that require a Connection in Dataflow.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.beam.sdk.transforms.DoFn

DoFn.BoundedPerElement, DoFn.BundleFinalizer, DoFn.Element, DoFn.FieldAccess, DoFn.FinishBundle, DoFn.FinishBundleContext, DoFn.GetInitialRestriction, DoFn.GetRestrictionCoder, DoFn.MultiOutputReceiver, DoFn.NewTracker, DoFn.OnTimer, DoFn.OnTimerContext, DoFn.OnWindowExpiration, DoFn.OutputReceiver<T extends Object>, DoFn.ProcessContext, DoFn.ProcessContinuation, DoFn.ProcessElement, DoFn.RequiresStableInput, DoFn.Setup, DoFn.SplitRestriction, DoFn.StartBundle, DoFn.StartBundleContext, DoFn.StateId, DoFn.Teardown, DoFn.TimerId, DoFn.Timestamp, DoFn.UnboundedPerElement, DoFn.WindowedContext

Field Summary

Fields

Modifier and Type	Field	Description
protected CloudBigtableConfiguration	config
protected Connection	connection
protected org.slf4j.Logger	DOFN_LOG

Constructor Summary

Constructors

Constructor	Description
AbstractCloudBigtableTableDoFn(CloudBigtableConfiguration config)

Method Summary

Modifier and Type	Method	Description
CloudBigtableConfiguration	getConfig()
protected Connection	getConnection()
protected void	logExceptions(Object context, RetriesExhaustedWithDetailsException exception)	Logs a context and the exception's RetriesExhaustedWithDetailsException.getExhaustiveDescription().
static void	logRetriesExhaustedWithDetailsException(org.slf4j.Logger log, String context, RetriesExhaustedWithDetailsException exception)
void	populateDisplayData(DisplayData.Builder builder)
protected static void	rethrowException(RetriesExhaustedWithDetailsException exception)

Methods inherited from class org.apache.beam.sdk.transforms.DoFn

getAllowedTimestampSkew, getInputTypeDescriptor, getOutputTypeDescriptor, prepareForProcessing

Methods inherited from class java.lang.Object

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

Field Detail

DOFN_LOG

protected final org.slf4j.Logger DOFN_LOG

config

protected final CloudBigtableConfiguration config

connection

protected Connection connection

Constructor Detail

AbstractCloudBigtableTableDoFn

public AbstractCloudBigtableTableDoFn(CloudBigtableConfiguration config)

Method Detail

logRetriesExhaustedWithDetailsException

public static void logRetriesExhaustedWithDetailsException(org.slf4j.Logger log,
                                                           String context,
                                                           RetriesExhaustedWithDetailsException exception)

rethrowException

protected static void rethrowException(RetriesExhaustedWithDetailsException exception)
                                throws Exception

Throws:

Exception

getConnection

protected Connection getConnection()

logExceptions

protected void logExceptions(Object context,
                             RetriesExhaustedWithDetailsException exception)

Logs a context and the exception's RetriesExhaustedWithDetailsException.getExhaustiveDescription().

populateDisplayData

public void populateDisplayData(DisplayData.Builder builder)

Specified by:

populateDisplayData in interface HasDisplayData

Overrides:

populateDisplayData in class DoFn<In,Out>

getConfig

public CloudBigtableConfiguration getConfig()