Package net.sourceforge.pmd.lang.rule

Class RuleTargetSelector

java.lang.Object

net.sourceforge.pmd.lang.rule.internal.TargetSelectorInternal

net.sourceforge.pmd.lang.rule.RuleTargetSelector

public abstract class RuleTargetSelector
extends net.sourceforge.pmd.lang.rule.internal.TargetSelectorInternal

A strategy for selecting nodes that will be targeted by a rule.

See Also:

Rule.getTargetSelector()

Nested Class Summary

Nested classes/interfaces inherited from class net.sourceforge.pmd.lang.rule.internal.TargetSelectorInternal

net.sourceforge.pmd.lang.rule.internal.TargetSelectorInternal.ApplicatorBuilder

Method Summary

Modifier and Type	Method	Description
static RuleTargetSelector	forRootOnly()	Target only the root of the tree.
static RuleTargetSelector	forTypes(Class<? extends Node> first, Class<? extends Node>... types)	Target nodes that are subtypes of any of the given classes.
static RuleTargetSelector	forTypes(Collection<Class<? extends Node>> types)	Target nodes that are subtypes of any of the given classes.
static RuleTargetSelector	forXPathNames(Collection<String> names)	Target nodes having one of the given XPath local name.
boolean	isRuleChain()

Methods inherited from class net.sourceforge.pmd.lang.rule.internal.TargetSelectorInternal

getVisitedNodes, prepare

Methods inherited from class java.lang.Object

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

Method Detail

forXPathNames

public static RuleTargetSelector forXPathNames(Collection<String> names)

Target nodes having one of the given XPath local name.

Parameters:

names - XPath names

Returns:

A selector

Throws:

IllegalArgumentException - If the argument is empty

forTypes

public static RuleTargetSelector forTypes(Collection<Class<? extends Node>> types)

Target nodes that are subtypes of any of the given classes.

Parameters:

types - Node types

Returns:

A selector

Throws:

IllegalArgumentException - If the argument is empty

NullPointerException - If the argument is null

NullPointerException - If any of the elements is null

forTypes

@SafeVarargs
public static RuleTargetSelector forTypes(Class<? extends Node> first,
                                          Class<? extends Node>... types)

Target nodes that are subtypes of any of the given classes.

Parameters:

types - Node types

Returns:

A selector

Throws:

NullPointerException - if any of the arguments is null

forRootOnly

public static RuleTargetSelector forRootOnly()

Target only the root of the tree.

isRuleChain

@InternalApi
public boolean isRuleChain()