org.eclipse.incquery.runtime.rete.construction.plancompiler

Class ReteRecipeCompiler

java.lang.Object

org.eclipse.incquery.runtime.rete.construction.plancompiler.ReteRecipeCompiler

public class ReteRecipeCompiler
extends java.lang.Object

Compiles queries and query plans into Rete recipes, traced by respectively a CompiledQuery or CompiledSubPlan.

Author:

Bergmann Gabor

Constructor Summary

Constructors

Constructor and Description
ReteRecipeCompiler(IQueryPlannerStrategy plannerStrategy, org.apache.log4j.Logger logger, IQueryMetaContext metaContext, IQueryCacheContext queryCacheContext, IQueryBackendHintProvider hintProvider)

Method Summary

Modifier and Type	Method and Description
java.util.Map<PQuery,CompiledQuery>	getCachedCompiledQueries() Returns an unmodifiable view of currently cached compiled queries.
java.util.Map<PBody,SubPlan>	getCachedQueryPlans() Returns an unmodifiable view of currently cached query plans.
CompiledQuery	getCompiledForm(PQuery query) Returns a CompiledQuery compiled from a query
CompiledSubPlan	getCompiledForm(SubPlan plan) Returns a CompiledSubPlan compiled from a query plan
SubPlan	getPlan(PBody pBody)
void	reset() Clears internal state

Methods inherited from class java.lang.Object

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

Constructor Detail

ReteRecipeCompiler

public ReteRecipeCompiler(IQueryPlannerStrategy plannerStrategy,
                          org.apache.log4j.Logger logger,
                          IQueryMetaContext metaContext,
                          IQueryCacheContext queryCacheContext,
                          IQueryBackendHintProvider hintProvider)

Method Detail

reset

public void reset()

Clears internal state

getCompiledForm

public CompiledQuery getCompiledForm(PQuery query)
                              throws QueryProcessingException

Returns a CompiledQuery compiled from a query

Throws:

QueryProcessingException

getCompiledForm

public CompiledSubPlan getCompiledForm(SubPlan plan)
                                throws QueryProcessingException

Returns a CompiledSubPlan compiled from a query plan

Throws:

QueryProcessingException

getPlan

public SubPlan getPlan(PBody pBody)
                throws QueryProcessingException

Throws:

QueryProcessingException

getCachedCompiledQueries

public java.util.Map<PQuery,CompiledQuery> getCachedCompiledQueries()

Returns an unmodifiable view of currently cached compiled queries.

getCachedQueryPlans

public java.util.Map<PBody,SubPlan> getCachedQueryPlans()

Returns an unmodifiable view of currently cached query plans.