BuildUtils (Drools 4.0.0.11754MR2 API) - JBoss RULES 4.0.0.11754MR2 API 英文版文档

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org.drools.reteoo.builder
Class BuildUtils

java.lang.Object
  org.drools.reteoo.builder.BuildUtils

public class BuildUtils
extends Object
extends Object

Utility functions for reteoo build

Author:: etirelli

Constructor Summary

BuildUtils()


Method Summary

void addBuilder(Class target, ReteooComponentBuilder builder)
          Adds the given builder for the given target to the builders map

BaseNode attachNode(BuildContext context, BaseNode candidate)
          Attaches a node into the network.

void checkUnboundDeclarations(BuildContext context, Declaration[] declarations)
          Make sure the required declarations are previously bound

BetaConstraints createBetaNodeConstraint(BuildContext context, List list)
          Creates and returns a BetaConstraints object for the given list of constraints

ReteooComponentBuilder getBuilderFor(RuleConditionElement target)
          Returns a builder for the given target from the builders map

Methods inherited from class java.lang.Object

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

Constructor Summary
`BuildUtils()`

Method Summary
`void`	`addBuilder(Class target, ReteooComponentBuilder builder)` Adds the given builder for the given target to the builders map
`BaseNode`	`attachNode(BuildContext context, BaseNode candidate)` Attaches a node into the network.
`void`	`checkUnboundDeclarations(BuildContext context, Declaration[] declarations)` Make sure the required declarations are previously bound
`BetaConstraints`	`createBetaNodeConstraint(BuildContext context, List list)` Creates and returns a BetaConstraints object for the given list of constraints
`ReteooComponentBuilder`	`getBuilderFor(RuleConditionElement target)` Returns a builder for the given target from the builders map

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

BuildUtils

public BuildUtils()

Method Detail

addBuilder

public void addBuilder(Class target,
                       ReteooComponentBuilder builder)

Adds the given builder for the given target to the builders map

Parameters:: target -; builder -

getBuilderFor

public ReteooComponentBuilder getBuilderFor(RuleConditionElement target)

Returns a builder for the given target from the builders map

Parameters:: target -
Returns:: returns null if not found

attachNode

public BaseNode attachNode(BuildContext context,
                           BaseNode candidate)

Attaches a node into the network. If a node already exists that could substitute, it is used instead.

Parameters:: context - The current build context; candidate - The node to attach.
Returns:: the actual attached node that may be the one given as parameter or eventualy one that was already in the cache if sharing is enabled

createBetaNodeConstraint

public BetaConstraints createBetaNodeConstraint(BuildContext context,
                                                List list)

Creates and returns a BetaConstraints object for the given list of constraints

Parameters:: context - the current build context; list - the list of constraints
Returns:

checkUnboundDeclarations

public void checkUnboundDeclarations(BuildContext context,
                                     Declaration[] declarations)
                              throws InvalidPatternException

Make sure the required declarations are previously bound

Parameters:: declarations -
Throws:: InvalidPatternException