com.tangosol.coherence.dslquery.statement

Class QueryRecorderStatementBuilder

java.lang.Object

com.tangosol.coherence.dslquery.statement.AbstractStatementBuilder<QueryRecorderStatementBuilder.QueryRecorderStatement>

com.tangosol.coherence.dslquery.statement.QueryRecorderStatementBuilder

All Implemented Interfaces:

StatementBuilder<QueryRecorderStatementBuilder.QueryRecorderStatement>

public class QueryRecorderStatementBuilder
extends AbstractStatementBuilder<QueryRecorderStatementBuilder.QueryRecorderStatement>

An implementation of a StatementBuilder that parses a CohQL term tree to produce an instance of a QueryRecorderStatementBuilder.QueryRecorderStatement.

Since:

Coherence 12.2.1

Author:

jk 2013.12.17

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	QueryRecorderStatementBuilder.QueryRecorderStatement Implementation of the CohQL "QueryRecorder" command.

Field Summary

Fields

Modifier and Type	Field and Description
static QueryRecorderStatementBuilder	EXPLAIN_INSTANCE An instance of a QueryRecorderStatementBuilder that builds EXPLAIN PLAN queries.
protected QueryRecorder.RecordType	m_recordType The type of query recorder that this builder builds.
static QueryRecorderStatementBuilder	TRACE_INSTANCE An instance of a QueryRecorderStatementBuilder that builds TRACE queries.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	QueryRecorderStatementBuilder(QueryRecorder.RecordType recordType) Construct a QueryRecorderStatementBuilder of the specified type.

Method Summary

Modifier and Type	Method and Description
String	getDescription() Return a description of the CohQL command suitable for displaying as help text.
String	getSyntax() Return the syntax of the CohQL command.
QueryRecorderStatementBuilder.QueryRecorderStatement	realize(ExecutionContext ctx, NodeTerm term, List listBindVars, com.tangosol.config.expression.ParameterResolver namedBindVars) Realizes an implementation of a Statement that can be executed to perform a specific CohQL command.

Methods inherited from class com.tangosol.coherence.dslquery.statement.AbstractStatementBuilder

atomicStringValueOf, ensureFilter, getAlias, getCacheName, getExtractor, getFields, getFile, getGroupBy, getInsertKey, getInsertValue, getIsDistinct, getSetList, getWhere, headsMatch

Methods inherited from class java.lang.Object

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

Field Detail

EXPLAIN_INSTANCE

public static final QueryRecorderStatementBuilder EXPLAIN_INSTANCE

An instance of a QueryRecorderStatementBuilder that builds EXPLAIN PLAN queries.

TRACE_INSTANCE

public static final QueryRecorderStatementBuilder TRACE_INSTANCE

An instance of a QueryRecorderStatementBuilder that builds TRACE queries.

m_recordType

protected QueryRecorder.RecordType m_recordType

The type of query recorder that this builder builds.

Constructor Detail

QueryRecorderStatementBuilder

protected QueryRecorderStatementBuilder(QueryRecorder.RecordType recordType)

Construct a QueryRecorderStatementBuilder of the specified type.

Parameters:

recordType - the type of query recorder to build

Method Detail

realize

public QueryRecorderStatementBuilder.QueryRecorderStatement realize(ExecutionContext ctx,
                                                                    NodeTerm term,
                                                                    List listBindVars,
                                                                    com.tangosol.config.expression.ParameterResolver namedBindVars)

Description copied from interface: StatementBuilder

Realizes an implementation of a Statement that can be executed to perform a specific CohQL command.

Parameters:

ctx - the ExecutionContext to use to create commands

term - the parsed NodeTerm used to create the relevant Statement

listBindVars - the indexed bind variables

namedBindVars - the named bind variables

Returns:

an executable instance of a Statement

getSyntax

public String getSyntax()

Description copied from interface: StatementBuilder

Return the syntax of the CohQL command.

Returns:

the syntax of the CohQL command

getDescription

public String getDescription()

Description copied from interface: StatementBuilder

Return a description of the CohQL command suitable for displaying as help text.

Returns:

a description of the CohQL command suitable for displaying as help text