me.prettyprint.cassandra.model.thrift

Class ThriftRangeSlicesQuery<K,N,V>

java.lang.Object

me.prettyprint.cassandra.model.AbstractBasicQuery<K,N,T>

me.prettyprint.cassandra.model.AbstractQuery<K,N,V,T>

me.prettyprint.cassandra.model.AbstractSliceQuery<K,N,V,OrderedRows<K,N,V>>

me.prettyprint.cassandra.model.thrift.ThriftRangeSlicesQuery<K,N,V>

Type Parameters:

N -

V -

All Implemented Interfaces:

Query<OrderedRows<K,N,V>>, RangeSlicesQuery<K,N,V>

public final class ThriftRangeSlicesQuery<K,N,V>
extends AbstractSliceQuery<K,N,V,OrderedRows<K,N,V>>
implements RangeSlicesQuery<K,N,V>

A query for the thrift call get_range_slices.

Author:

Ran Tavory, Javier A. Sotelo

Field Summary

Fields inherited from class me.prettyprint.cassandra.model.AbstractSliceQuery

slicePredicate

Fields inherited from class me.prettyprint.cassandra.model.AbstractQuery

valueSerializer

Fields inherited from class me.prettyprint.cassandra.model.AbstractBasicQuery

columnFamilyName, columnNameSerializer, consistency, cql3, cqlVersion, keySerializer, keyspace

Constructor Summary

Constructors

Constructor and Description
ThriftRangeSlicesQuery(Keyspace keyspace, Serializer<K> keySerializer, Serializer<N> nameSerializer, Serializer<V> valueSerializer)

Method Summary

Methods

Modifier and Type	Method and Description
ThriftRangeSlicesQuery<K,N,V>	addEqualsExpression(N columnName, V columnValue)
ThriftRangeSlicesQuery<K,N,V>	addGteExpression(N columnName, V columnValue)
ThriftRangeSlicesQuery<K,N,V>	addGtExpression(N columnName, V columnValue)
ThriftRangeSlicesQuery<K,N,V>	addLteExpression(N columnName, V columnValue)
ThriftRangeSlicesQuery<K,N,V>	addLtExpression(N columnName, V columnValue)
QueryResult<OrderedRows<K,N,V>>	execute()
int	getRowCount()
RangeSlicesQuery<K,N,V>	setColumnFamily(String cf)
RangeSlicesQuery<K,N,V>	setColumnNames(N... columnNames) Sets the column names to be retrieved by this query
RangeSlicesQuery<K,N,V>	setKeys(K start, K end)
RangeSlicesQuery<K,N,V>	setRange(N start, N finish, boolean reversed, int count) Set a predicate of start/finish to retrieve a list of columns in this range.
ThriftRangeSlicesQuery<K,N,V>	setReturnKeysOnly() Wraps the underlying call to HSlicePredicate.setKeysOnlyPredicate() Use this for a substantial performance increase when you only need the keys returned
RangeSlicesQuery<K,N,V>	setRowCount(int rowCount)
RangeSlicesQuery<K,N,V>	setTokens(K startKey, String startToken, String endToken)
String	toString()

Methods inherited from class me.prettyprint.cassandra.model.AbstractSliceQuery

getColumnNames, getPredicate, setColumnNames, toStringInternal

Methods inherited from class me.prettyprint.cassandra.model.AbstractQuery

getValueSerializer, setValueSerializer

Methods inherited from class me.prettyprint.cassandra.model.AbstractBasicQuery

getColumnNameSerializer, getConsistencyLevel, getCqlVersion, getKeySerializer, setColumnNameSerializer, setConsistencyLevel, setCqlVersion, setKeySerializer

Methods inherited from class java.lang.Object

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

Methods inherited from interface me.prettyprint.hector.api.query.RangeSlicesQuery

getColumnNames

Constructor Detail

ThriftRangeSlicesQuery

public ThriftRangeSlicesQuery(Keyspace keyspace,
                      Serializer<K> keySerializer,
                      Serializer<N> nameSerializer,
                      Serializer<V> valueSerializer)

Method Detail

getRowCount

public int getRowCount()

Specified by:

getRowCount in interface RangeSlicesQuery<K,N,V>

setKeys

public RangeSlicesQuery<K,N,V> setKeys(K start,
                              K end)

Specified by:

setKeys in interface RangeSlicesQuery<K,N,V>

setTokens

public RangeSlicesQuery<K,N,V> setTokens(K startKey,
                                String startToken,
                                String endToken)

Specified by:

setTokens in interface RangeSlicesQuery<K,N,V>

setRowCount

public RangeSlicesQuery<K,N,V> setRowCount(int rowCount)

Specified by:

setRowCount in interface RangeSlicesQuery<K,N,V>

execute

public QueryResult<OrderedRows<K,N,V>> execute()

Specified by:

execute in interface Query<OrderedRows<K,N,V>>

toString

public String toString()

Overrides:

toString in class Object

setRange

public RangeSlicesQuery<K,N,V> setRange(N start,
                               N finish,
                               boolean reversed,
                               int count)

Description copied from class: AbstractSliceQuery

Set a predicate of start/finish to retrieve a list of columns in this range.

Specified by:

setRange in interface RangeSlicesQuery<K,N,V>

Overrides:

setRange in class AbstractSliceQuery<K,N,V,OrderedRows<K,N,V>>

Parameters:

start - Start key

finish - End key

setColumnFamily

public RangeSlicesQuery<K,N,V> setColumnFamily(String cf)

Specified by:

setColumnFamily in interface RangeSlicesQuery<K,N,V>

Overrides:

setColumnFamily in class AbstractBasicQuery<K,N,OrderedRows<K,N,V>>

setColumnNames

public RangeSlicesQuery<K,N,V> setColumnNames(N... columnNames)

Description copied from class: AbstractSliceQuery

Sets the column names to be retrieved by this query

Specified by:

setColumnNames in interface RangeSlicesQuery<K,N,V>

Overrides:

setColumnNames in class AbstractSliceQuery<K,N,V,OrderedRows<K,N,V>>

setReturnKeysOnly

public ThriftRangeSlicesQuery<K,N,V> setReturnKeysOnly()

Description copied from class: AbstractSliceQuery

Wraps the underlying call to HSlicePredicate.setKeysOnlyPredicate() Use this for a substantial performance increase when you only need the keys returned

Specified by:

setReturnKeysOnly in interface RangeSlicesQuery<K,N,V>

Overrides:

setReturnKeysOnly in class AbstractSliceQuery<K,N,V,OrderedRows<K,N,V>>

addEqualsExpression

public ThriftRangeSlicesQuery<K,N,V> addEqualsExpression(N columnName,
                                                V columnValue)

Specified by:

addEqualsExpression in interface RangeSlicesQuery<K,N,V>

addLteExpression

public ThriftRangeSlicesQuery<K,N,V> addLteExpression(N columnName,
                                             V columnValue)

Specified by:

addLteExpression in interface RangeSlicesQuery<K,N,V>

addGteExpression

public ThriftRangeSlicesQuery<K,N,V> addGteExpression(N columnName,
                                             V columnValue)

Specified by:

addGteExpression in interface RangeSlicesQuery<K,N,V>

addLtExpression

public ThriftRangeSlicesQuery<K,N,V> addLtExpression(N columnName,
                                            V columnValue)

Specified by:

addLtExpression in interface RangeSlicesQuery<K,N,V>

addGtExpression

public ThriftRangeSlicesQuery<K,N,V> addGtExpression(N columnName,
                                            V columnValue)

Specified by:

addGtExpression in interface RangeSlicesQuery<K,N,V>