Package com.tangosol.coherence.rest.query

Interface QueryEngine

All Known Implementing Classes:

AbstractQueryEngine, CoherenceQueryLanguageEngine

public interface QueryEngine

The QueryEngine interface provides a pluggable mechanism for producing queries that can be executed against a NamedCache.

Author:

ic 2011.11.25

See Also:

CoherenceQueryLanguageEngine

Field Summary

Fields

Modifier and Type	Field	Description
static String	DEFAULT	The name of the default (CohQL) query engine.

Method Summary

Modifier and Type	Method	Description
Query	prepareQuery(String sQuery, Map<String,Object> mapParams)	Prepares a Query for execution by replacing any parameter placeholders with the appropriate values from the parameter map.

Field Detail

DEFAULT

static final String DEFAULT

The name of the default (CohQL) query engine.

See Also:

Constant Field Values

Method Detail

prepareQuery

Query prepareQuery(String sQuery,
                   Map<String,Object> mapParams)

Prepares a Query for execution by replacing any parameter placeholders with the appropriate values from the parameter map.

Parameters:

sQuery - query expression

mapParams - parameter values used to resolve parameters from query expression

Returns:

a Query instance ready for execution