org.apache.cassandra.cql3.statements

Class ModificationStatement

java.lang.Object

org.apache.cassandra.cql3.statements.ModificationStatement

All Implemented Interfaces:

CQLStatement

Direct Known Subclasses:

DeleteStatement, UpdateStatement

public abstract class ModificationStatement
extends java.lang.Object
implements CQLStatement

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ModificationStatement.Parsed

Field Summary

Fields

Modifier and Type	Field and Description
CFMetaData	cfm
static java.lang.String	CUSTOM_EXPRESSIONS_NOT_ALLOWED
protected static org.slf4j.Logger	logger
protected StatementType	type

Constructor Summary

Constructors

Constructor and Description
ModificationStatement(StatementType type, int boundTerms, CFMetaData cfm, Operations operations, StatementRestrictions restrictions, Conditions conditions, Attributes attrs)

Method Summary

Modifier and Type	Method and Description
void	addConditions(Clustering clustering, CQL3CasRequest request, QueryOptions options)
void	addFunctionsTo(java.util.List<Function> functions)
abstract void	addUpdateForKey(PartitionUpdate update, Clustering clustering, UpdateParameters params)
abstract void	addUpdateForKey(PartitionUpdate update, Slice slice, UpdateParameters params)
java.lang.Iterable<Operation>	allOperations()
static boolean	appliesOnlyToStaticColumns(Operations operation, Conditions conditions) Checks that the specified operations and conditions only apply to static columns.
static ResultSet	buildCasResultSet(java.lang.String ksName, java.lang.String tableName, RowIterator partition, java.lang.Iterable<ColumnDefinition> columnsWithConditions, boolean isBatch, QueryOptions options)
java.util.List<java.nio.ByteBuffer>	buildPartitionKeyNames(QueryOptions options)
void	checkAccess(ClientState state) Perform any access verification necessary for the statement.
java.lang.String	columnFamily()
PartitionColumns	conditionColumns()
java.util.NavigableSet<Clustering>	createClustering(QueryOptions options)
ResultMessage	execute(QueryState queryState, QueryOptions options) Execute the statement and return the resulting result or null if there is no result.
ResultMessage	executeInternal(QueryState queryState, QueryOptions options) Variant of execute used for internal query against the system tables, and thus only query the local node.
ResultMessage	executeInternalWithCondition(QueryState state, QueryOptions options)
ResultMessage	executeInternalWithoutCondition(QueryState queryState, QueryOptions options)
ResultMessage	executeWithCondition(QueryState queryState, QueryOptions options)
int	getBoundTerms() Returns the number of bound terms in this statement.
java.lang.Iterable<ColumnDefinition>	getColumnsWithConditions()
java.lang.Iterable<Function>	getFunctions() Return an Iterable over all of the functions (both native and user-defined) used by any component of the statement
java.util.List<Operation>	getRegularOperations()
StatementRestrictions	getRestrictions()
java.util.List<Operation>	getStaticOperations()
long	getTimestamp(long now, QueryOptions options)
int	getTimeToLive(QueryOptions options)
boolean	hasConditions()
boolean	hasIfExistCondition()
boolean	hasIfNotExistCondition()
boolean	hasSlices()
boolean	isCounter()
boolean	isTimestampSet()
boolean	isView()
java.lang.String	keyspace()
boolean	requiresRead()
PartitionColumns	updatedColumns()
boolean	updatesRegularRows()
boolean	updatesStaticRow()
void	validate(ClientState state) Perform additional validation required by the statment.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static final org.slf4j.Logger logger

CUSTOM_EXPRESSIONS_NOT_ALLOWED

public static final java.lang.String CUSTOM_EXPRESSIONS_NOT_ALLOWED

See Also:

Constant Field Values

type

protected final StatementType type

cfm

public final CFMetaData cfm

Constructor Detail

ModificationStatement

public ModificationStatement(StatementType type,
                             int boundTerms,
                             CFMetaData cfm,
                             Operations operations,
                             StatementRestrictions restrictions,
                             Conditions conditions,
                             Attributes attrs)

Method Detail

getRestrictions

public StatementRestrictions getRestrictions()

getFunctions

public java.lang.Iterable<Function> getFunctions()

Description copied from interface: CQLStatement

Return an Iterable over all of the functions (both native and user-defined) used by any component of the statement

Specified by:

getFunctions in interface CQLStatement

Returns:

functions all functions found (may contain duplicates)

addFunctionsTo

public void addFunctionsTo(java.util.List<Function> functions)

addUpdateForKey

public abstract void addUpdateForKey(PartitionUpdate update,
                                     Clustering clustering,
                                     UpdateParameters params)

addUpdateForKey

public abstract void addUpdateForKey(PartitionUpdate update,
                                     Slice slice,
                                     UpdateParameters params)

getBoundTerms

public int getBoundTerms()

Description copied from interface: CQLStatement

Returns the number of bound terms in this statement.

Specified by:

getBoundTerms in interface CQLStatement

keyspace

public java.lang.String keyspace()

columnFamily

public java.lang.String columnFamily()

isCounter

public boolean isCounter()

isView

public boolean isView()

getTimestamp

public long getTimestamp(long now,
                         QueryOptions options)
                  throws InvalidRequestException

Throws:

InvalidRequestException

isTimestampSet

public boolean isTimestampSet()

getTimeToLive

public int getTimeToLive(QueryOptions options)
                  throws InvalidRequestException

Throws:

InvalidRequestException

checkAccess

public void checkAccess(ClientState state)
                 throws InvalidRequestException,
                        UnauthorizedException

Description copied from interface: CQLStatement

Perform any access verification necessary for the statement.

Specified by:

checkAccess in interface CQLStatement

Parameters:

state - the current client state

Throws:

InvalidRequestException

UnauthorizedException

validate

public void validate(ClientState state)
              throws InvalidRequestException

Description copied from interface: CQLStatement

Perform additional validation required by the statment. To be overriden by subclasses if needed.

Specified by:

validate in interface CQLStatement

Parameters:

state - the current client state

Throws:

InvalidRequestException

updatedColumns

public PartitionColumns updatedColumns()

conditionColumns

public PartitionColumns conditionColumns()

updatesRegularRows

public boolean updatesRegularRows()

updatesStaticRow

public boolean updatesStaticRow()

getRegularOperations

public java.util.List<Operation> getRegularOperations()

getStaticOperations

public java.util.List<Operation> getStaticOperations()

allOperations

public java.lang.Iterable<Operation> allOperations()

getColumnsWithConditions

public java.lang.Iterable<ColumnDefinition> getColumnsWithConditions()

hasIfNotExistCondition

public boolean hasIfNotExistCondition()

hasIfExistCondition

public boolean hasIfExistCondition()

buildPartitionKeyNames

public java.util.List<java.nio.ByteBuffer> buildPartitionKeyNames(QueryOptions options)
                                                           throws InvalidRequestException

Throws:

InvalidRequestException

createClustering

public java.util.NavigableSet<Clustering> createClustering(QueryOptions options)
                                                    throws InvalidRequestException

Throws:

InvalidRequestException

appliesOnlyToStaticColumns

public static boolean appliesOnlyToStaticColumns(Operations operation,
                                                 Conditions conditions)

Checks that the specified operations and conditions only apply to static columns.

Returns:

true if the specified operations and conditions only apply to static columns, false otherwise.

requiresRead

public boolean requiresRead()

hasConditions

public boolean hasConditions()

hasSlices

public boolean hasSlices()

execute

public ResultMessage execute(QueryState queryState,
                             QueryOptions options)
                      throws RequestExecutionException,
                             RequestValidationException

Description copied from interface: CQLStatement

Execute the statement and return the resulting result or null if there is no result.

Specified by:

execute in interface CQLStatement

Parameters:

queryState - the current query state

options - options for this query (consistency, variables, pageSize, ...)

Throws:

RequestExecutionException

RequestValidationException

executeWithCondition

public ResultMessage executeWithCondition(QueryState queryState,
                                          QueryOptions options)
                                   throws RequestExecutionException,
                                          RequestValidationException

Throws:

RequestExecutionException

RequestValidationException

addConditions

public void addConditions(Clustering clustering,
                          CQL3CasRequest request,
                          QueryOptions options)
                   throws InvalidRequestException

Throws:

InvalidRequestException

buildCasResultSet

public static ResultSet buildCasResultSet(java.lang.String ksName,
                                          java.lang.String tableName,
                                          RowIterator partition,
                                          java.lang.Iterable<ColumnDefinition> columnsWithConditions,
                                          boolean isBatch,
                                          QueryOptions options)
                                   throws InvalidRequestException

Throws:

InvalidRequestException

executeInternal

public ResultMessage executeInternal(QueryState queryState,
                                     QueryOptions options)
                              throws RequestValidationException,
                                     RequestExecutionException

Description copied from interface: CQLStatement

Variant of execute used for internal query against the system tables, and thus only query the local node.

Specified by:

executeInternal in interface CQLStatement

Parameters:

queryState - the current query state

Throws:

RequestValidationException

RequestExecutionException

executeInternalWithoutCondition

public ResultMessage executeInternalWithoutCondition(QueryState queryState,
                                                     QueryOptions options)
                                              throws RequestValidationException,
                                                     RequestExecutionException

Throws:

RequestValidationException

RequestExecutionException

executeInternalWithCondition

public ResultMessage executeInternalWithCondition(QueryState state,
                                                  QueryOptions options)
                                           throws RequestValidationException,
                                                  RequestExecutionException

Throws:

RequestValidationException

RequestExecutionException