org.apache.asterix.metadata.declared

Class FieldExtractingAdapter

java.lang.Object

org.apache.asterix.metadata.declared.FieldExtractingAdapter

All Implemented Interfaces:

Serializable, IDatasourceAdapter

public class FieldExtractingAdapter
extends Object
implements IDatasourceAdapter

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FieldExtractingAdapter(org.apache.hyracks.api.context.IHyracksTaskContext ctx, org.apache.hyracks.api.dataflow.value.RecordDescriptor inRecDesc, org.apache.hyracks.api.dataflow.value.RecordDescriptor outRecDesc, int[][] extractFields, ARecordType rType, IDatasourceAdapter wrappedAdapter)

Method Summary

Methods

Modifier and Type	Method and Description
void	start(int partition, org.apache.hyracks.api.comm.IFrameWriter writer)

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldExtractingAdapter

public FieldExtractingAdapter(org.apache.hyracks.api.context.IHyracksTaskContext ctx,
                      org.apache.hyracks.api.dataflow.value.RecordDescriptor inRecDesc,
                      org.apache.hyracks.api.dataflow.value.RecordDescriptor outRecDesc,
                      int[][] extractFields,
                      ARecordType rType,
                      IDatasourceAdapter wrappedAdapter)

Method Detail

start

public void start(int partition,
         org.apache.hyracks.api.comm.IFrameWriter writer)
           throws Exception

Specified by:

start in interface IDatasourceAdapter

Throws:

Exception