me.prettyprint.cassandra.service.template

Class ColumnFamilyResultWrapper<K,N>

java.lang.Object

me.prettyprint.cassandra.service.template.AbstractResultWrapper<K,N>

me.prettyprint.cassandra.service.template.ColumnFamilyResultWrapper<K,N>

All Implemented Interfaces:

Iterator<ColumnFamilyResult<K,N>>, ColumnFamilyResult<K,N>, ResultStatus

Direct Known Subclasses:

MappedColumnFamilyResultWrapper

public class ColumnFamilyResultWrapper<K,N>
extends AbstractResultWrapper<K,N>

Wraps the results with as an Iterator. The underlying Iterator has already been advanced to the first row upon construction.

Author:

zznate

Field Summary

Fields inherited from class me.prettyprint.cassandra.service.template.AbstractResultWrapper

columnNameSerializer, keySerializer, resultStatus

Constructor Summary

Constructors

Constructor and Description
ColumnFamilyResultWrapper(Serializer<K> keySerializer, Serializer<N> columnNameSerializer, ExecutionResult<Map<ByteBuffer,List<org.apache.cassandra.thrift.ColumnOrSuperColumn>>> executionResult)

Method Summary

Methods

Modifier and Type	Method and Description
HColumn<N,ByteBuffer>	getColumn(N columnName)
Collection<N>	getColumnNames() All the column names we know about in the current iterator position
ByteBuffer	getColumnValue(N columnName)
K	getKey()
boolean	hasNext()
boolean	hasResults()
ColumnFamilyResult<K,N>	next()
void	remove()

Methods inherited from class me.prettyprint.cassandra.service.template.AbstractResultWrapper

getBoolean, getByteArray, getDate, getDouble, getExecutionTimeMicro, getExecutionTimeNano, getFloat, getHostUsed, getInteger, getLong, getString, getUUID

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnFamilyResultWrapper

public ColumnFamilyResultWrapper(Serializer<K> keySerializer,
                         Serializer<N> columnNameSerializer,
                         ExecutionResult<Map<ByteBuffer,List<org.apache.cassandra.thrift.ColumnOrSuperColumn>>> executionResult)

Method Detail

getColumnNames

public Collection<N> getColumnNames()

All the column names we know about in the current iterator position

Returns:

getColumnValue

public ByteBuffer getColumnValue(N columnName)

Specified by:

getColumnValue in class AbstractResultWrapper<K,N>

getColumn

public HColumn<N,ByteBuffer> getColumn(N columnName)

getKey

public K getKey()

next

public ColumnFamilyResult<K,N> next()

hasNext

public boolean hasNext()

remove

public void remove()

hasResults

public boolean hasResults()