Class CloudExecutor.OutcomeSender (6.72.0)

Version 6.72.0

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public class CloudExecutor.OutcomeSender

OutcomeSender is a utility class used for sending action outcomes back to the client. For read actions, it buffers rows and sends partial read results in batches.

Inheritance

java.lang.Object > CloudExecutor.OutcomeSender

Inherited Members

Object.clone()

Object.equals(Object)

Object.finalize()

Object.getClass()

Object.hashCode()

Object.notify()

Object.notifyAll()

Object.toString()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Constructors

OutcomeSender(int actionId, CloudClientExecutor.ExecutionFlowContext context)

public OutcomeSender(int actionId, CloudClientExecutor.ExecutionFlowContext context)

Parameters
Name	Description
actionId	int
context	com.google.cloud.executor.spanner.CloudClientExecutor.ExecutionFlowContext

Methods

appendChangeStreamRecord(ChangeStreamRecord record)

public Status appendChangeStreamRecord(ChangeStreamRecord record)

Append change stream record to result.

Parameter
Name	Description
record	ChangeStreamRecord

Returns
Type	Description
io.grpc.Status

appendRow(ValueList row)

public Status appendRow(ValueList row)

Add another row to buffer. If buffer hits its size limit, buffered rows will be sent back.

Parameter
Name	Description
row	ValueList

Returns
Type	Description
io.grpc.Status

appendRowsModifiedInDml(Long rowsModified)

public void appendRowsModifiedInDml(Long rowsModified)

Add rows modified in DML to result.

Parameter
Name	Description
rowsModified	Long

finishWithError(Status err)

public Status finishWithError(Status err)

Send the last outcome with given error status.

Parameter
Name	Description
err	io.grpc.Status

Returns
Type	Description
io.grpc.Status

finishWithOK()

public Status finishWithOK()

Send the last outcome with OK status.

Returns
Type	Description
io.grpc.Status

finishWithTransactionRestarted()

public Status finishWithTransactionRestarted()

Send the last outcome with aborted error, this will set the transactionRestarted to true.

Returns
Type	Description
io.grpc.Status

getChangeStreamHeartbeatMilliSeconds()

public long getChangeStreamHeartbeatMilliSeconds()

Returns
Type	Description
long

getChangeStreamRecordReceivedTimestamp()

public long getChangeStreamRecordReceivedTimestamp()

Returns
Type	Description
long

getIsPartitionedChangeStreamQuery()

public boolean getIsPartitionedChangeStreamQuery()

Returns
Type	Description
boolean

initForBatchRead(String table, String index)

public void initForBatchRead(String table, String index)

Init the sender for batch read action, then set the table and index if there exists.

Parameters
Name	Description
table	String
index	String

initForChangeStreamQuery(long changeStreamHeartbeatMilliseconds, String changeStreamName, String partitionToken)

public void initForChangeStreamQuery(long changeStreamHeartbeatMilliseconds, String changeStreamName, String partitionToken)

Init the sender for change stream query action.

Parameters
Name	Description
changeStreamHeartbeatMilliseconds	long
changeStreamName	String
partitionToken	String

initForQuery()

public void initForQuery()

Init the sender for query action.

initForRead(String table, String index)

public void initForRead(String table, String index)

Init the sender for read action, then set the table and index if there exists.

Parameters
Name	Description
table	String
index	String

sendOutcome(SpannerActionOutcome outcome)

public Status sendOutcome(SpannerActionOutcome outcome)

Send the given SpannerActionOutcome.

Parameter
Name	Description
outcome	SpannerActionOutcome

Returns
Type	Description
io.grpc.Status

setRowType(StructType rowType)

public void setRowType(StructType rowType)

Set the rowType for appending row.

Parameter
Name	Description
rowType	StructType

setTimestamp(Timestamp timestamp)

public void setTimestamp(Timestamp timestamp)

Set the timestamp for commit.

Parameter
Name	Description
timestamp	Timestamp

updateChangeStreamRecordReceivedTimestamp(long changeStreamRecordReceivedTimestamp)

public void updateChangeStreamRecordReceivedTimestamp(long changeStreamRecordReceivedTimestamp)

Update change stream record timestamp.

Parameter
Name	Description
changeStreamRecordReceivedTimestamp	long