Package org.apache.cassandra.cql3

Class ResultSet.ResultMetadata

java.lang.Object

org.apache.cassandra.cql3.ResultSet.ResultMetadata

Enclosing class:

ResultSet

public static class ResultSet.ResultMetadata
extends Object

The metadata for the results of executing a query or prepared statement.

Field Summary

Fields

Modifier and Type	Field	Description
static final CBCodec<ResultSet.ResultMetadata>	codec
static final ResultSet.ResultMetadata	EMPTY
final List<ColumnSpecification>	names

Constructor Summary

Constructors

Constructor	Description
ResultMetadata(List<ColumnSpecification> names)
ResultMetadata(List<ColumnSpecification> names, PagingState pagingState)
ResultMetadata(MD5Digest digest, List<ColumnSpecification> names)

Method Summary

Modifier and Type	Method	Description
ResultSet.ResultMetadata	addNonSerializedColumns(Collection<? extends ColumnSpecification> columns)	Adds the specified columns which will not be serialized.
ResultSet.ResultMetadata	copy()
boolean	equals(Object other)
static ResultSet.ResultMetadata	fromPrepared(CQLStatement statement)
int	getColumnCount()
EnumSet<ResultSet.Flag>	getFlags()
PagingState	getPagingState()
MD5Digest	getResultMetadataId()
int	hashCode()
List<ColumnSpecification>	requestNames()	Return only the column names requested by the user, excluding those added for post-query re-orderings, see definition of names and columnCount.
void	setHasMorePages(PagingState pagingState)
void	setMetadataChanged()
void	setSkipMetadata()
String	toString()
int	valueCount()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

codec

public static final CBCodec<ResultSet.ResultMetadata> codec

EMPTY

public static final ResultSet.ResultMetadata EMPTY

names

public final List<ColumnSpecification> names

Constructor Details

ResultMetadata

public ResultMetadata(MD5Digest digest,
 List<ColumnSpecification> names)

ResultMetadata

public ResultMetadata(List<ColumnSpecification> names)

ResultMetadata

public ResultMetadata(List<ColumnSpecification> names,
 PagingState pagingState)

Method Details

copy

public ResultSet.ResultMetadata copy()

requestNames

public List<ColumnSpecification> requestNames()

Return only the column names requested by the user, excluding those added for post-query re-orderings, see definition of names and columnCount.

valueCount

public int valueCount()

getFlags

public EnumSet<ResultSet.Flag> getFlags()

getColumnCount

public int getColumnCount()

getPagingState

public PagingState getPagingState()

addNonSerializedColumns

public ResultSet.ResultMetadata addNonSerializedColumns(Collection<? extends ColumnSpecification> columns)

Adds the specified columns which will not be serialized.

Parameters:

columns - the columns

setHasMorePages

public void setHasMorePages(PagingState pagingState)

setSkipMetadata

public void setSkipMetadata()

setMetadataChanged

public void setMetadataChanged()

getResultMetadataId

public MD5Digest getResultMetadataId()

fromPrepared

public static ResultSet.ResultMetadata fromPrepared(CQLStatement statement)

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object