net.sourceforge.pmd.lang.rule

Class AbstractRule

java.lang.Object

net.sourceforge.pmd.AbstractPropertySource

net.sourceforge.pmd.lang.rule.AbstractRule

All Implemented Interfaces:

PropertySource, Rule

Direct Known Subclasses:

MockRule, XPathRule

public abstract class AbstractRule
extends AbstractPropertySource
implements Rule

Basic abstract implementation of all parser-independent methods of the Rule interface.

Author:

pieter_van_raemdonck - Application Engineers NV/SA - www.ae.be

Field Summary

Fields inherited from class net.sourceforge.pmd.AbstractPropertySource

propertyDescriptors, propertyValuesByDescriptor

Fields inherited from interface net.sourceforge.pmd.Rule

VIOLATION_SUPPRESS_REGEX_DESCRIPTOR, VIOLATION_SUPPRESS_XPATH_DESCRIPTOR

Constructor Summary

Constructors

Constructor and Description
AbstractRule()

Method Summary

Methods

Modifier and Type	Method and Description
void	addExample(String example) Add a single example for this Rule.
void	addRuleChainVisit(Class<? extends Node> nodeClass) Adds an AST node by class to be visited by the Rule on the RuleChain.
void	addRuleChainVisit(String astNodeName) Adds an AST node by name to be visited by the Rule on the RuleChain.
void	addViolation(Object data, Node node)
void	addViolation(Object data, Node node, Object[] args)
void	addViolation(Object data, Node node, String arg)
void	addViolationWithMessage(Object data, Node node, String message)
void	addViolationWithMessage(Object data, Node node, String message, int beginLine, int endLine)
void	addViolationWithMessage(Object data, Node node, String message, Object[] args)
void	deepCopyValuesTo(AbstractRule otherRule)
void	end(RuleContext ctx) End processing.
boolean	equals(Object o) Rules are equal if: They have the same implementation class. They have the same name. They have the same priority. They share the same properties.
String	getDescription() Get the description of this Rule.
List<String>	getExamples() Get the list of examples for this Rule.
String	getExternalInfoUrl() Get a URL for external information about this Rule.
Language	getLanguage() Get the Language of this Rule.
LanguageVersion	getMaximumLanguageVersion() Get the maximum LanguageVersion to which this Rule applies.
String	getMessage() Get the message to show when this Rule identifies a violation.
LanguageVersion	getMinimumLanguageVersion() Get the minimum LanguageVersion to which this Rule applies.
String	getName() Gets the name of the property source.
ParserOptions	getParserOptions() This implementation returns a new instance of ParserOptions using default settings.
RulePriority	getPriority() Get the priority of this Rule.
List<String>	getRuleChainVisits() Gets the collection of AST node names visited by the Rule on the RuleChain.
String	getRuleClass() Get the implementation class of this Rule.
String	getRuleSetName() Get the name of the RuleSet containing this Rule.
String	getSince() Get the version of PMD in which this Rule was added.
int	hashCode()
boolean	isDeprecated() Gets whether this Rule is deprecated.
void	setDeprecated(boolean deprecated) Sets whether this Rule is deprecated.
void	setDescription(String description) Set the description of this Rule.
void	setExternalInfoUrl(String externalInfoUrl) Set a URL for external information about this Rule.
void	setLanguage(Language language) Set the Language of this Rule.
void	setMaximumLanguageVersion(LanguageVersion maximumLanguageVersion) Set the maximum LanguageVersion to which this Rule applies.
void	setMessage(String message) Set the message to show when this Rule identifies a violation.
void	setMinimumLanguageVersion(LanguageVersion minimumLanguageVersion) Set the minimum LanguageVersion to which this Rule applies.
void	setName(String name) Set the name of this Rule.
void	setPriority(RulePriority priority) Set the priority of this Rule.
void	setRuleClass(String ruleClass) Set the class of this Rule.
void	setRuleSetName(String ruleSetName) Set the name of the RuleSet containing this Rule.
void	setSince(String since) Set the version of PMD in which this Rule was added.
void	setUsesDFA() Sets whether this Rule uses Data Flow Analysis.
void	setUsesTypeResolution() Sets whether this Rule uses Type Resolution.
void	start(RuleContext ctx) Start processing.
boolean	usesDFA() Gets whether this Rule uses Data Flow Analysis.
boolean	usesRuleChain() Gets whether this Rule uses the RuleChain.
boolean	usesTypeResolution() Gets whether this Rule uses Type Resolution.

Methods inherited from class net.sourceforge.pmd.AbstractPropertySource

copyPropertyDescriptors, copyPropertyValues, definePropertyDescriptor, dysfunctionReason, getPropertiesByPropertyDescriptor, getProperty, getPropertyDescriptor, getPropertyDescriptors, hasDescriptor, ignoredProperties, setProperty, useDefaultValueFor, usesDefaultValues

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sourceforge.pmd.Rule

apply

Methods inherited from interface net.sourceforge.pmd.PropertySource

definePropertyDescriptor, dysfunctionReason, getPropertiesByPropertyDescriptor, getProperty, getPropertyDescriptor, getPropertyDescriptors, hasDescriptor, ignoredProperties, setProperty, useDefaultValueFor, usesDefaultValues

Constructor Detail

AbstractRule

public AbstractRule()

Method Detail

deepCopyValuesTo

public void deepCopyValuesTo(AbstractRule otherRule)

getLanguage

public Language getLanguage()

Description copied from interface: Rule

Get the Language of this Rule.

Specified by:

getLanguage in interface Rule

Returns:

the language

See Also:

Rule.getLanguage()

setLanguage

public void setLanguage(Language language)

Description copied from interface: Rule

Set the Language of this Rule.

Specified by:

setLanguage in interface Rule

Parameters:

language - the language

See Also:

Rule.setLanguage(net.sourceforge.pmd.lang.Language)

getMinimumLanguageVersion

public LanguageVersion getMinimumLanguageVersion()

Description copied from interface: Rule

Get the minimum LanguageVersion to which this Rule applies. If this value is null it indicates there is no minimum bound.

Specified by:

getMinimumLanguageVersion in interface Rule

Returns:

the minimum language version

See Also:

Rule.getMinimumLanguageVersion()

setMinimumLanguageVersion

public void setMinimumLanguageVersion(LanguageVersion minimumLanguageVersion)

Description copied from interface: Rule

Set the minimum LanguageVersion to which this Rule applies.

Specified by:

setMinimumLanguageVersion in interface Rule

Parameters:

minimumLanguageVersion - the minimum language version

See Also:

Rule.setMinimumLanguageVersion(net.sourceforge.pmd.lang.LanguageVersion)

getMaximumLanguageVersion

public LanguageVersion getMaximumLanguageVersion()

Description copied from interface: Rule

Get the maximum LanguageVersion to which this Rule applies. If this value is null it indicates there is no maximum bound.

Specified by:

getMaximumLanguageVersion in interface Rule

Returns:

the maximum language version

See Also:

Rule.getMaximumLanguageVersion()

setMaximumLanguageVersion

public void setMaximumLanguageVersion(LanguageVersion maximumLanguageVersion)

Description copied from interface: Rule

Set the maximum LanguageVersion to which this Rule applies.

Specified by:

setMaximumLanguageVersion in interface Rule

Parameters:

maximumLanguageVersion - the maximum language version

See Also:

Rule.setMaximumLanguageVersion(net.sourceforge.pmd.lang.LanguageVersion)

isDeprecated

public boolean isDeprecated()

Description copied from interface: Rule

Gets whether this Rule is deprecated. A deprecated Rule is one which:

• is scheduled for removal in a future version of PMD
• or, has been removed and replaced with a non-functioning place-holder and will be completely removed in a future version of PMD
• or, has been renamed/moved and the old name will be completely removed in a future version of PMD

Specified by:

isDeprecated in interface Rule

Returns:

true if this rule is deprecated

See Also:

Rule.isDeprecated()

setDeprecated

public void setDeprecated(boolean deprecated)

Description copied from interface: Rule

Sets whether this Rule is deprecated.

Specified by:

setDeprecated in interface Rule

Parameters:

deprecated - whether this rule is deprecated

See Also:

Rule.setDeprecated(boolean)

getName

public String getName()

Description copied from class: AbstractPropertySource

Gets the name of the property source. This is e.g. the rule name or the report name.

Specified by:

getName in interface Rule

Specified by:

getName in class AbstractPropertySource

Returns:

the name

See Also:

Rule.getName()

setName

public void setName(String name)

Description copied from interface: Rule

Set the name of this Rule.

Specified by:

setName in interface Rule

Parameters:

name - the name

See Also:

Rule.setName(String)

getSince

public String getSince()

Description copied from interface: Rule

Get the version of PMD in which this Rule was added. Return null if not applicable.

Specified by:

getSince in interface Rule

Returns:

version of PMD since when this rule was added

See Also:

Rule.getSince()

setSince

public void setSince(String since)

Description copied from interface: Rule

Set the version of PMD in which this Rule was added.

Specified by:

setSince in interface Rule

Parameters:

since - the version of PMD since when this rule was added

See Also:

Rule.setSince(String)

getRuleClass

public String getRuleClass()

Description copied from interface: Rule

Get the implementation class of this Rule.

Specified by:

getRuleClass in interface Rule

Returns:

the implementation class name of this rule.

See Also:

Rule.getRuleClass()

setRuleClass

public void setRuleClass(String ruleClass)

Description copied from interface: Rule

Set the class of this Rule.

Specified by:

setRuleClass in interface Rule

Parameters:

ruleClass - the class name of this rule.

See Also:

Rule.setRuleClass(String)

getRuleSetName

public String getRuleSetName()

Description copied from interface: Rule

Get the name of the RuleSet containing this Rule.

Specified by:

getRuleSetName in interface Rule

Returns:

the name of th ruleset containing this rule.

See Also:

Rule.getRuleSetName()

setRuleSetName

public void setRuleSetName(String ruleSetName)

Description copied from interface: Rule

Set the name of the RuleSet containing this Rule.

Specified by:

setRuleSetName in interface Rule

Parameters:

ruleSetName - the name of the ruleset containing this rule.

See Also:

Rule.setRuleSetName(String)

getMessage

public String getMessage()

Description copied from interface: Rule

Get the message to show when this Rule identifies a violation.

Specified by:

getMessage in interface Rule

Returns:

the message to show for a violation.

See Also:

Rule.getMessage()

setMessage

public void setMessage(String message)

Description copied from interface: Rule

Set the message to show when this Rule identifies a violation.

Specified by:

setMessage in interface Rule

Parameters:

message - the message to show for a violation.

See Also:

Rule.setMessage(String)

getDescription

public String getDescription()

Description copied from interface: Rule

Get the description of this Rule.

Specified by:

getDescription in interface Rule

Returns:

the description

See Also:

Rule.getDescription()

setDescription

public void setDescription(String description)

Description copied from interface: Rule

Set the description of this Rule.

Specified by:

setDescription in interface Rule

Parameters:

description - the description

See Also:

Rule.setDescription(String)

getExamples

public List<String> getExamples()

Description copied from interface: Rule

Get the list of examples for this Rule.

Specified by:

getExamples in interface Rule

Returns:

the list of examples for this rule.

See Also:

Rule.getExamples()

addExample

public void addExample(String example)

Description copied from interface: Rule

Add a single example for this Rule.

Specified by:

addExample in interface Rule

Parameters:

example - a single example to add

See Also:

Rule.addExample(String)

getExternalInfoUrl

public String getExternalInfoUrl()

Description copied from interface: Rule

Get a URL for external information about this Rule.

Specified by:

getExternalInfoUrl in interface Rule

Returns:

the URL for external information about this rule.

See Also:

Rule.getExternalInfoUrl()

setExternalInfoUrl

public void setExternalInfoUrl(String externalInfoUrl)

Description copied from interface: Rule

Set a URL for external information about this Rule.

Specified by:

setExternalInfoUrl in interface Rule

Parameters:

externalInfoUrl - the URL for external information about this rule.

See Also:

Rule.setExternalInfoUrl(String)

getPriority

public RulePriority getPriority()

Description copied from interface: Rule

Get the priority of this Rule.

Specified by:

getPriority in interface Rule

Returns:

the priority

See Also:

Rule.getPriority()

setPriority

public void setPriority(RulePriority priority)

Description copied from interface: Rule

Set the priority of this Rule.

Specified by:

setPriority in interface Rule

Parameters:

priority - the priority

See Also:

Rule.setPriority(RulePriority)

getParserOptions

public ParserOptions getParserOptions()

This implementation returns a new instance of ParserOptions using default settings.

Specified by:

getParserOptions in interface Rule

Returns:

the parser options

See Also:

Rule.setPriority(RulePriority)

setUsesDFA

public void setUsesDFA()

Description copied from interface: Rule

Sets whether this Rule uses Data Flow Analysis.

Specified by:

setUsesDFA in interface Rule

See Also:

Rule.setUsesDFA()

usesDFA

public boolean usesDFA()

Description copied from interface: Rule

Gets whether this Rule uses Data Flow Analysis.

Specified by:

usesDFA in interface Rule

Returns:

true if Data Flow Analysis is used.

See Also:

Rule.usesDFA()

setUsesTypeResolution

public void setUsesTypeResolution()

Description copied from interface: Rule

Sets whether this Rule uses Type Resolution.

Specified by:

setUsesTypeResolution in interface Rule

See Also:

Rule.setUsesTypeResolution()

usesTypeResolution

public boolean usesTypeResolution()

Description copied from interface: Rule

Gets whether this Rule uses Type Resolution.

Specified by:

usesTypeResolution in interface Rule

Returns:

true if Type Resolution is used.

See Also:

Rule.usesTypeResolution()

usesRuleChain

public boolean usesRuleChain()

Description copied from interface: Rule

Gets whether this Rule uses the RuleChain.

Specified by:

usesRuleChain in interface Rule

Returns:

true if RuleChain is used.

See Also:

Rule.usesRuleChain()

getRuleChainVisits

public List<String> getRuleChainVisits()

Description copied from interface: Rule

Gets the collection of AST node names visited by the Rule on the RuleChain.

Specified by:

getRuleChainVisits in interface Rule

Returns:

the list of AST node names

See Also:

Rule.getRuleChainVisits()

addRuleChainVisit

public void addRuleChainVisit(Class<? extends Node> nodeClass)

Description copied from interface: Rule

Adds an AST node by class to be visited by the Rule on the RuleChain.

Specified by:

addRuleChainVisit in interface Rule

Parameters:

nodeClass - the AST node to add to the RuleChain visit list

See Also:

Rule.addRuleChainVisit(Class)

addRuleChainVisit

public void addRuleChainVisit(String astNodeName)

Description copied from interface: Rule

Adds an AST node by name to be visited by the Rule on the RuleChain.

Specified by:

addRuleChainVisit in interface Rule

Parameters:

astNodeName - the AST node to add to the RuleChain visit list as string

See Also:

Rule.addRuleChainVisit(String)

start

public void start(RuleContext ctx)

Description copied from interface: Rule

Start processing. Called once, before apply() is first called.

Specified by:

start in interface Rule

Parameters:

ctx - the rule context

See Also:

Rule.start(RuleContext)

end

public void end(RuleContext ctx)

Description copied from interface: Rule

End processing. Called once, after apply() is last called.

Specified by:

end in interface Rule

Parameters:

ctx - the rule context

See Also:

Rule.end(RuleContext)

addViolation

public void addViolation(Object data,
                Node node)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

addViolation

public void addViolation(Object data,
                Node node,
                String arg)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

addViolation

public void addViolation(Object data,
                Node node,
                Object[] args)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

addViolationWithMessage

public void addViolationWithMessage(Object data,
                           Node node,
                           String message)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

addViolationWithMessage

public void addViolationWithMessage(Object data,
                           Node node,
                           String message,
                           int beginLine,
                           int endLine)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

addViolationWithMessage

public void addViolationWithMessage(Object data,
                           Node node,
                           String message,
                           Object[] args)

See Also:

RuleViolationFactory.addViolation(RuleContext, Rule, Node, String, Object[])

equals

public boolean equals(Object o)

Rules are equal if:

1. They have the same implementation class.
2. They have the same name.
3. They have the same priority.
4. They share the same properties.

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

See Also:

equals(Object)