/
ValidatorFactoryImpl.java
693 lines (592 loc) · 27.2 KB
/
ValidatorFactoryImpl.java
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/*
* Hibernate Validator, declare and validate application constraints
*
* License: Apache License, Version 2.0
* See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
*/
package org.hibernate.validator.internal.engine;
import static org.hibernate.validator.internal.util.CollectionHelper.newArrayList;
import static org.hibernate.validator.internal.util.CollectionHelper.newHashSet;
import java.lang.annotation.Annotation;
import java.lang.invoke.MethodHandles;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.time.Duration;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import javax.validation.ClockProvider;
import javax.validation.ConstraintValidatorFactory;
import javax.validation.MessageInterpolator;
import javax.validation.ParameterNameProvider;
import javax.validation.TraversableResolver;
import javax.validation.Validator;
import javax.validation.spi.ConfigurationState;
import org.hibernate.validator.HibernateValidatorConfiguration;
import org.hibernate.validator.HibernateValidatorContext;
import org.hibernate.validator.HibernateValidatorFactory;
import org.hibernate.validator.cfg.ConstraintMapping;
import org.hibernate.validator.internal.cfg.context.DefaultConstraintMapping;
import org.hibernate.validator.internal.engine.MethodValidationConfiguration.Builder;
import org.hibernate.validator.internal.engine.constraintdefinition.ConstraintDefinitionContribution;
import org.hibernate.validator.internal.engine.constraintvalidation.ConstraintValidatorManager;
import org.hibernate.validator.internal.engine.groups.ValidationOrderGenerator;
import org.hibernate.validator.internal.engine.scripting.DefaultScriptEvaluatorFactory;
import org.hibernate.validator.internal.engine.valueextraction.ValueExtractorManager;
import org.hibernate.validator.internal.metadata.BeanMetaDataManager;
import org.hibernate.validator.internal.metadata.core.ConstraintHelper;
import org.hibernate.validator.internal.metadata.provider.MetaDataProvider;
import org.hibernate.validator.internal.metadata.provider.ProgrammaticMetaDataProvider;
import org.hibernate.validator.internal.metadata.provider.XmlMetaDataProvider;
import org.hibernate.validator.internal.util.ExecutableHelper;
import org.hibernate.validator.internal.util.ExecutableParameterNameProvider;
import org.hibernate.validator.internal.util.StringHelper;
import org.hibernate.validator.internal.util.TypeResolutionHelper;
import org.hibernate.validator.internal.util.logging.Log;
import org.hibernate.validator.internal.util.logging.LoggerFactory;
import org.hibernate.validator.internal.util.privilegedactions.GetClassLoader;
import org.hibernate.validator.internal.util.privilegedactions.LoadClass;
import org.hibernate.validator.internal.util.privilegedactions.NewInstance;
import org.hibernate.validator.internal.util.stereotypes.Immutable;
import org.hibernate.validator.internal.util.stereotypes.ThreadSafe;
import org.hibernate.validator.spi.cfg.ConstraintMappingContributor;
import org.hibernate.validator.spi.scripting.ScriptEvaluatorFactory;
/**
* Factory returning initialized {@code Validator} instances. This is the Hibernate Validator default
* implementation of the {@code ValidatorFactory} interface.
*
* @author Emmanuel Bernard
* @author Hardy Ferentschik
* @author Gunnar Morling
* @author Kevin Pollet <kevin.pollet@serli.com> (C) 2011 SERLI
* @author Chris Beckey <cbeckey@paypal.com>
* @author Guillaume Smet
*/
public class ValidatorFactoryImpl implements HibernateValidatorFactory {
private static final Log LOG = LoggerFactory.make( MethodHandles.lookup() );
/**
* The default message interpolator for this factory.
*/
private final MessageInterpolator messageInterpolator;
/**
* The default traversable resolver for this factory.
*/
private final TraversableResolver traversableResolver;
/**
* The default parameter name provider for this factory.
*/
private final ExecutableParameterNameProvider parameterNameProvider;
/**
* Provider for the current time when validating {@code @Future} or {@code @Past}
*/
private final ClockProvider clockProvider;
/**
* Defines the temporal validation tolerance i.e. the allowed margin of error when comparing date/time in temporal
* constraints.
*/
private final Duration temporalValidationTolerance;
/**
* Used to get the {@code ScriptEvaluatorFactory} when validating {@code @ScriptAssert} and
* {@code @ParameterScriptAssert} constraints.
*/
private final ScriptEvaluatorFactory scriptEvaluatorFactory;
/**
* The constraint validator manager for this factory.
*/
private final ConstraintValidatorManager constraintValidatorManager;
/**
* Programmatic constraints passed via the Hibernate Validator specific API. Empty if there are
* no programmatic constraints
*/
@Immutable
private final Set<DefaultConstraintMapping> constraintMappings;
/**
* Helper for dealing with built-in validators and determining custom constraint annotations.
*/
private final ConstraintHelper constraintHelper;
/**
* Used for resolving type parameters. Thread-safe.
*/
private final TypeResolutionHelper typeResolutionHelper;
/**
* Used for discovering overridden methods. Thread-safe.
*/
private final ExecutableHelper executableHelper;
/**
* Hibernate Validator specific flag to abort validation on first constraint violation.
*/
private final boolean failFast;
/**
* Hibernate Validator specific flags to relax constraints on parameters.
*/
private final MethodValidationConfiguration methodValidationConfiguration;
/**
* Hibernate Validator specific flag to disable the {@code TraversableResolver} result cache.
*/
private final boolean traversableResolverResultCacheEnabled;
/**
* Metadata provider for XML configuration.
*/
private final XmlMetaDataProvider xmlMetaDataProvider;
/**
* Prior to the introduction of {@code ParameterNameProvider} all the bean meta data was static and could be
* cached for all created {@code Validator}s. {@code ParameterNameProvider} makes parts of the meta data and
* Bean Validation element descriptors dynamic, since depending of the used provider different parameter names
* could be used. To still have the metadata static we create a {@code BeanMetaDataManager} per parameter name
* provider. See also HV-659.
*/
@ThreadSafe
private final ConcurrentMap<BeanMetaDataManagerKey, BeanMetaDataManager> beanMetaDataManagers;
private final ValueExtractorManager valueExtractorManager;
public ValidatorFactoryImpl(ConfigurationState configurationState) {
ClassLoader externalClassLoader = getExternalClassLoader( configurationState );
this.messageInterpolator = configurationState.getMessageInterpolator();
this.traversableResolver = configurationState.getTraversableResolver();
this.parameterNameProvider = new ExecutableParameterNameProvider( configurationState.getParameterNameProvider() );
this.clockProvider = configurationState.getClockProvider();
this.valueExtractorManager = new ValueExtractorManager( configurationState.getValueExtractors() );
this.beanMetaDataManagers = new ConcurrentHashMap<>();
this.constraintHelper = new ConstraintHelper();
this.typeResolutionHelper = new TypeResolutionHelper();
this.executableHelper = new ExecutableHelper( typeResolutionHelper );
boolean tmpFailFast = false;
boolean tmpTraversableResolverResultCacheEnabled = true;
boolean tmpAllowOverridingMethodAlterParameterConstraint = false;
boolean tmpAllowMultipleCascadedValidationOnReturnValues = false;
boolean tmpAllowParallelMethodsDefineParameterConstraints = false;
if ( configurationState instanceof ConfigurationImpl ) {
ConfigurationImpl hibernateSpecificConfig = (ConfigurationImpl) configurationState;
// check whether fail fast is programmatically enabled
tmpFailFast = hibernateSpecificConfig.getFailFast();
tmpAllowOverridingMethodAlterParameterConstraint =
hibernateSpecificConfig.getMethodValidationConfiguration()
.isAllowOverridingMethodAlterParameterConstraint();
tmpAllowMultipleCascadedValidationOnReturnValues =
hibernateSpecificConfig.getMethodValidationConfiguration()
.isAllowMultipleCascadedValidationOnReturnValues();
tmpAllowParallelMethodsDefineParameterConstraints =
hibernateSpecificConfig.getMethodValidationConfiguration()
.isAllowParallelMethodsDefineParameterConstraints();
tmpTraversableResolverResultCacheEnabled = hibernateSpecificConfig.isTraversableResolverResultCacheEnabled();
}
// HV-302; don't load XmlMappingParser if not necessary
if ( configurationState.getMappingStreams().isEmpty() ) {
this.xmlMetaDataProvider = null;
}
else {
this.xmlMetaDataProvider = new XmlMetaDataProvider(
constraintHelper, typeResolutionHelper, valueExtractorManager, configurationState.getMappingStreams(), externalClassLoader
);
}
this.constraintMappings = Collections.unmodifiableSet(
getConstraintMappings(
typeResolutionHelper,
configurationState,
externalClassLoader
)
);
registerCustomConstraintValidators( constraintMappings, constraintHelper );
Map<String, String> properties = configurationState.getProperties();
tmpFailFast = checkPropertiesForFailFast( properties, tmpFailFast );
this.failFast = tmpFailFast;
Builder methodValidationConfigurationBuilder = new MethodValidationConfiguration.Builder();
tmpAllowOverridingMethodAlterParameterConstraint = checkPropertiesForBoolean(
properties,
HibernateValidatorConfiguration.ALLOW_PARAMETER_CONSTRAINT_OVERRIDE,
tmpAllowOverridingMethodAlterParameterConstraint
);
methodValidationConfigurationBuilder.allowOverridingMethodAlterParameterConstraint(
tmpAllowOverridingMethodAlterParameterConstraint
);
tmpAllowMultipleCascadedValidationOnReturnValues = checkPropertiesForBoolean(
properties,
HibernateValidatorConfiguration.ALLOW_MULTIPLE_CASCADED_VALIDATION_ON_RESULT,
tmpAllowMultipleCascadedValidationOnReturnValues
);
methodValidationConfigurationBuilder.allowMultipleCascadedValidationOnReturnValues(
tmpAllowMultipleCascadedValidationOnReturnValues
);
tmpAllowParallelMethodsDefineParameterConstraints = checkPropertiesForBoolean(
properties,
HibernateValidatorConfiguration.ALLOW_PARALLEL_METHODS_DEFINE_PARAMETER_CONSTRAINTS,
tmpAllowParallelMethodsDefineParameterConstraints
);
methodValidationConfigurationBuilder.allowParallelMethodsDefineParameterConstraints(
tmpAllowParallelMethodsDefineParameterConstraints
);
this.methodValidationConfiguration = methodValidationConfigurationBuilder.build();
tmpTraversableResolverResultCacheEnabled = checkPropertiesForBoolean( properties,
HibernateValidatorConfiguration.ENABLE_TRAVERSABLE_RESOLVER_RESULT_CACHE, tmpTraversableResolverResultCacheEnabled );
this.traversableResolverResultCacheEnabled = tmpTraversableResolverResultCacheEnabled;
this.constraintValidatorManager = new ConstraintValidatorManager( configurationState.getConstraintValidatorFactory() );
this.scriptEvaluatorFactory = getScriptEvaluatorFactory( configurationState, properties, externalClassLoader );
this.temporalValidationTolerance = getTemporalValidationTolerance( configurationState, properties );
if ( LOG.isDebugEnabled() ) {
logValidatorFactoryScopedConfiguration( configurationState, this.scriptEvaluatorFactory.getClass() );
}
}
private static ClassLoader getExternalClassLoader(ConfigurationState configurationState) {
return ( configurationState instanceof ConfigurationImpl ) ? ( (ConfigurationImpl) configurationState ).getExternalClassLoader() : null;
}
private static Set<DefaultConstraintMapping> getConstraintMappings(TypeResolutionHelper typeResolutionHelper,
ConfigurationState configurationState, ClassLoader externalClassLoader) {
Set<DefaultConstraintMapping> constraintMappings = newHashSet();
if ( configurationState instanceof ConfigurationImpl ) {
ConfigurationImpl hibernateConfiguration = (ConfigurationImpl) configurationState;
// programmatic config
/* We add these first so that constraint mapping created through DefaultConstraintMappingBuilder will take
* these programmatically defined mappings into account when checking for constraint definition uniqueness
*/
constraintMappings.addAll( hibernateConfiguration.getProgrammaticMappings() );
// service loader based config
ConstraintMappingContributor serviceLoaderBasedContributor = new ServiceLoaderBasedConstraintMappingContributor(
typeResolutionHelper,
externalClassLoader != null ? externalClassLoader : run( GetClassLoader.fromContext() ) );
DefaultConstraintMappingBuilder builder = new DefaultConstraintMappingBuilder( constraintMappings );
serviceLoaderBasedContributor.createConstraintMappings( builder );
}
// XML-defined constraint mapping contributors
List<ConstraintMappingContributor> contributors = getPropertyConfiguredConstraintMappingContributors( configurationState.getProperties(),
externalClassLoader );
for ( ConstraintMappingContributor contributor : contributors ) {
DefaultConstraintMappingBuilder builder = new DefaultConstraintMappingBuilder( constraintMappings );
contributor.createConstraintMappings( builder );
}
return constraintMappings;
}
@Override
public Validator getValidator() {
return createValidator(
constraintValidatorManager.getDefaultConstraintValidatorFactory(),
messageInterpolator,
traversableResolver,
parameterNameProvider,
clockProvider,
scriptEvaluatorFactory,
failFast,
temporalValidationTolerance,
valueExtractorManager,
methodValidationConfiguration,
traversableResolverResultCacheEnabled
);
}
@Override
public MessageInterpolator getMessageInterpolator() {
return messageInterpolator;
}
@Override
public TraversableResolver getTraversableResolver() {
return traversableResolver;
}
@Override
public ConstraintValidatorFactory getConstraintValidatorFactory() {
return constraintValidatorManager.getDefaultConstraintValidatorFactory();
}
@Override
public ParameterNameProvider getParameterNameProvider() {
return parameterNameProvider.getDelegate();
}
public ExecutableParameterNameProvider getExecutableParameterNameProvider() {
return parameterNameProvider;
}
@Override
public ClockProvider getClockProvider() {
return clockProvider;
}
@Override
public ScriptEvaluatorFactory getScriptEvaluatorFactory() {
return scriptEvaluatorFactory;
}
@Override
public Duration getTemporalValidationTolerance() {
return temporalValidationTolerance;
}
public boolean isFailFast() {
return failFast;
}
MethodValidationConfiguration getMethodValidationConfiguration() {
return methodValidationConfiguration;
}
public boolean isTraversableResolverResultCacheEnabled() {
return traversableResolverResultCacheEnabled;
}
ValueExtractorManager getValueExtractorManager() {
return valueExtractorManager;
}
@Override
public <T> T unwrap(Class<T> type) {
//allow unwrapping into public super types
if ( type.isAssignableFrom( HibernateValidatorFactory.class ) ) {
return type.cast( this );
}
throw LOG.getTypeNotSupportedForUnwrappingException( type );
}
@Override
public HibernateValidatorContext usingContext() {
return new ValidatorContextImpl( this );
}
@Override
public void close() {
constraintValidatorManager.clear();
constraintHelper.clear();
for ( BeanMetaDataManager beanMetaDataManager : beanMetaDataManagers.values() ) {
beanMetaDataManager.clear();
}
scriptEvaluatorFactory.clear();
}
Validator createValidator(ConstraintValidatorFactory constraintValidatorFactory,
MessageInterpolator messageInterpolator,
TraversableResolver traversableResolver,
ExecutableParameterNameProvider parameterNameProvider,
ClockProvider clockProvider,
ScriptEvaluatorFactory scriptEvaluatorFactory,
boolean failFast,
Duration temporalValidationTolerance,
ValueExtractorManager valueExtractorManager,
MethodValidationConfiguration methodValidationConfiguration,
boolean traversableResolverResultCacheEnabled) {
ValidationOrderGenerator validationOrderGenerator = new ValidationOrderGenerator();
BeanMetaDataManager beanMetaDataManager = beanMetaDataManagers.computeIfAbsent(
new BeanMetaDataManagerKey( parameterNameProvider, valueExtractorManager, methodValidationConfiguration ),
key -> new BeanMetaDataManager(
constraintHelper,
executableHelper,
typeResolutionHelper,
parameterNameProvider,
valueExtractorManager,
validationOrderGenerator,
buildDataProviders(),
methodValidationConfiguration
)
);
return new ValidatorImpl(
constraintValidatorFactory,
messageInterpolator,
traversableResolver,
beanMetaDataManager,
parameterNameProvider,
clockProvider,
scriptEvaluatorFactory,
valueExtractorManager,
constraintValidatorManager,
validationOrderGenerator,
failFast,
traversableResolverResultCacheEnabled,
temporalValidationTolerance
);
}
private List<MetaDataProvider> buildDataProviders() {
List<MetaDataProvider> metaDataProviders = newArrayList();
if ( xmlMetaDataProvider != null ) {
metaDataProviders.add( xmlMetaDataProvider );
}
if ( !constraintMappings.isEmpty() ) {
metaDataProviders.add(
new ProgrammaticMetaDataProvider(
constraintHelper,
typeResolutionHelper,
valueExtractorManager,
constraintMappings
)
);
}
return metaDataProviders;
}
private boolean checkPropertiesForFailFast(Map<String, String> properties, boolean programmaticValue) {
boolean value = programmaticValue;
String propertyStringValue = properties.get( HibernateValidatorConfiguration.FAIL_FAST );
if ( propertyStringValue != null ) {
boolean configurationValue = Boolean.valueOf( propertyStringValue );
// throw an exception if the programmatic value is true and it overrides a false configured value
if ( programmaticValue && !configurationValue ) {
throw LOG.getInconsistentFailFastConfigurationException();
}
value = configurationValue;
}
return value;
}
private boolean checkPropertiesForBoolean(Map<String, String> properties, String propertyKey, boolean programmaticValue) {
boolean value = programmaticValue;
String propertyStringValue = properties.get( propertyKey );
if ( propertyStringValue != null ) {
value = Boolean.valueOf( propertyStringValue );
}
return value;
}
/**
* Returns a list with {@link ConstraintMappingContributor}s configured via the
* {@link HibernateValidatorConfiguration#CONSTRAINT_MAPPING_CONTRIBUTORS} property.
*
* @param properties the properties used to bootstrap the factory
*
* @return a list with property-configured {@link ConstraintMappingContributor}s; May be empty but never {@code null}
*/
private static List<ConstraintMappingContributor> getPropertyConfiguredConstraintMappingContributors(
Map<String, String> properties, ClassLoader externalClassLoader) {
String propertyValue = properties.get( HibernateValidatorConfiguration.CONSTRAINT_MAPPING_CONTRIBUTORS );
if ( StringHelper.isNullOrEmptyString( propertyValue ) ) {
return Collections.emptyList();
}
String[] contributorNames = propertyValue.toString().split( "," );
List<ConstraintMappingContributor> contributors = newArrayList( contributorNames.length );
for ( String contributorName : contributorNames ) {
@SuppressWarnings("unchecked")
Class<? extends ConstraintMappingContributor> contributorType = (Class<? extends ConstraintMappingContributor>) run(
LoadClass.action( contributorName, externalClassLoader ) );
contributors.add( run( NewInstance.action( contributorType, "constraint mapping contributor class" ) ) );
}
return contributors;
}
private static ScriptEvaluatorFactory getScriptEvaluatorFactory(ConfigurationState configurationState, Map<String, String> properties,
ClassLoader externalClassLoader) {
if ( configurationState instanceof ConfigurationImpl ) {
ConfigurationImpl hibernateSpecificConfig = (ConfigurationImpl) configurationState;
if ( hibernateSpecificConfig.getScriptEvaluatorFactory() != null ) {
LOG.usingScriptEvaluatorFactory( hibernateSpecificConfig.getScriptEvaluatorFactory().getClass() );
return hibernateSpecificConfig.getScriptEvaluatorFactory();
}
}
String scriptEvaluatorFactoryFqcn = properties.get( HibernateValidatorConfiguration.SCRIPT_EVALUATOR_FACTORY_CLASSNAME );
if ( scriptEvaluatorFactoryFqcn != null ) {
try {
@SuppressWarnings("unchecked")
Class<? extends ScriptEvaluatorFactory> clazz = (Class<? extends ScriptEvaluatorFactory>) run(
LoadClass.action( scriptEvaluatorFactoryFqcn, externalClassLoader )
);
ScriptEvaluatorFactory scriptEvaluatorFactory = run( NewInstance.action( clazz, "script evaluator factory class" ) );
LOG.usingScriptEvaluatorFactory( clazz );
return scriptEvaluatorFactory;
}
catch (Exception e) {
throw LOG.getUnableToInstantiateScriptEvaluatorFactoryClassException( scriptEvaluatorFactoryFqcn, e );
}
}
return new DefaultScriptEvaluatorFactory( externalClassLoader );
}
private Duration getTemporalValidationTolerance(ConfigurationState configurationState, Map<String, String> properties) {
if ( configurationState instanceof ConfigurationImpl ) {
ConfigurationImpl hibernateSpecificConfig = (ConfigurationImpl) configurationState;
if ( hibernateSpecificConfig.getTemporalValidationTolerance() != null ) {
LOG.logTemporalValidationTolerance( hibernateSpecificConfig.getTemporalValidationTolerance() );
return hibernateSpecificConfig.getTemporalValidationTolerance();
}
}
String temporalValidationToleranceProperty = properties.get( HibernateValidatorConfiguration.TEMPORAL_VALIDATION_TOLERANCE );
if ( temporalValidationToleranceProperty != null ) {
try {
Duration tolerance = Duration.ofMillis( Long.parseLong( temporalValidationToleranceProperty ) ).abs();
LOG.logTemporalValidationTolerance( tolerance );
return tolerance;
}
catch (Exception e) {
throw LOG.getUnableToParseTemporalValidationToleranceException( temporalValidationToleranceProperty, e );
}
}
return Duration.ZERO;
}
private static void registerCustomConstraintValidators(Set<DefaultConstraintMapping> constraintMappings,
ConstraintHelper constraintHelper) {
Set<Class<?>> definedConstraints = newHashSet();
for ( DefaultConstraintMapping constraintMapping : constraintMappings ) {
for ( ConstraintDefinitionContribution<?> contribution : constraintMapping.getConstraintDefinitionContributions() ) {
processConstraintDefinitionContribution( contribution, constraintHelper, definedConstraints );
}
}
}
private static <A extends Annotation> void processConstraintDefinitionContribution(
ConstraintDefinitionContribution<A> constraintDefinitionContribution, ConstraintHelper constraintHelper,
Set<Class<?>> definedConstraints) {
Class<A> constraintType = constraintDefinitionContribution.getConstraintType();
if ( definedConstraints.contains( constraintType ) ) {
throw LOG.getConstraintHasAlreadyBeenConfiguredViaProgrammaticApiException( constraintType );
}
definedConstraints.add( constraintType );
constraintHelper.putValidatorDescriptors(
constraintType,
constraintDefinitionContribution.getValidatorDescriptors(),
constraintDefinitionContribution.includeExisting()
);
}
private static void logValidatorFactoryScopedConfiguration(ConfigurationState configurationState,
Class<? extends ScriptEvaluatorFactory> scriptEvaluatorFactoryClass) {
LOG.logValidatorFactoryScopedConfiguration( configurationState.getMessageInterpolator().getClass(), "message interpolator" );
LOG.logValidatorFactoryScopedConfiguration( configurationState.getTraversableResolver().getClass(), "traversable resolver" );
LOG.logValidatorFactoryScopedConfiguration( configurationState.getParameterNameProvider().getClass(), "parameter name provider" );
LOG.logValidatorFactoryScopedConfiguration( configurationState.getClockProvider().getClass(), "clock provider" );
LOG.logValidatorFactoryScopedConfiguration( scriptEvaluatorFactoryClass, "script evaluator factory" );
}
/**
* Runs the given privileged action, using a privileged block if required.
* <p>
* <b>NOTE:</b> This must never be changed into a publicly available method to avoid execution of arbitrary
* privileged actions within HV's protection domain.
*/
private static <T> T run(PrivilegedAction<T> action) {
return System.getSecurityManager() != null ? AccessController.doPrivileged( action ) : action.run();
}
/**
* The one and only {@link ConstraintMappingContributor.ConstraintMappingBuilder} implementation.
*/
private static class DefaultConstraintMappingBuilder
implements ConstraintMappingContributor.ConstraintMappingBuilder {
private final Set<DefaultConstraintMapping> mappings;
public DefaultConstraintMappingBuilder(Set<DefaultConstraintMapping> mappings) {
super();
this.mappings = mappings;
}
@Override
public ConstraintMapping addConstraintMapping() {
DefaultConstraintMapping mapping = new DefaultConstraintMapping();
mappings.add( mapping );
return mapping;
}
}
private static class BeanMetaDataManagerKey {
private final ExecutableParameterNameProvider parameterNameProvider;
private final ValueExtractorManager valueExtractorManager;
private final MethodValidationConfiguration methodValidationConfiguration;
private final int hashCode;
public BeanMetaDataManagerKey(ExecutableParameterNameProvider parameterNameProvider, ValueExtractorManager valueExtractorManager, MethodValidationConfiguration methodValidationConfiguration) {
this.parameterNameProvider = parameterNameProvider;
this.valueExtractorManager = valueExtractorManager;
this.methodValidationConfiguration = methodValidationConfiguration;
this.hashCode = buildHashCode( parameterNameProvider, valueExtractorManager, methodValidationConfiguration );
}
private static int buildHashCode(ExecutableParameterNameProvider parameterNameProvider, ValueExtractorManager valueExtractorManager, MethodValidationConfiguration methodValidationConfiguration) {
final int prime = 31;
int result = 1;
result = prime * result + ( ( methodValidationConfiguration == null ) ? 0 : methodValidationConfiguration.hashCode() );
result = prime * result + ( ( parameterNameProvider == null ) ? 0 : parameterNameProvider.hashCode() );
result = prime * result + ( ( valueExtractorManager == null ) ? 0 : valueExtractorManager.hashCode() );
return result;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public boolean equals(Object obj) {
if ( this == obj ) {
return true;
}
if ( obj == null ) {
return false;
}
if ( getClass() != obj.getClass() ) {
return false;
}
BeanMetaDataManagerKey other = (BeanMetaDataManagerKey) obj;
return methodValidationConfiguration.equals( other.methodValidationConfiguration ) &&
parameterNameProvider.equals( other.parameterNameProvider ) &&
valueExtractorManager.equals( other.valueExtractorManager );
}
@Override
public String toString() {
return "BeanMetaDataManagerKey [parameterNameProvider=" + parameterNameProvider + ", valueExtractorManager=" + valueExtractorManager
+ ", methodValidationConfiguration=" + methodValidationConfiguration + "]";
}
}
}