All Classes (Spring Boot API)

All Classes Interface Summary Class Summary Enum Summary Exception Summary Annotation Types Summary
Class	Description
AbstractAuditListener	Abstract `ApplicationListener` to handle `AuditApplicationEvent`s.
AbstractAuthenticationAuditListener	Abstract `ApplicationListener` to expose Spring Security `authentication events` as `AuditEvent`s.
AbstractAuthorizationAuditListener	Abstract `ApplicationListener` to expose Spring Security `authorization events` as `AuditEvent`s.
AbstractEndpoint<T>	Abstract base for `Endpoint` implementations.
AbstractEndpointHandlerMapping<E extends MvcEndpoint>	`HandlerMapping` to map `Endpoint`s to URLs via `Endpoint.getId()`.
AbstractEndpointMvcAdapter<E extends Endpoint<?>>	Abstract base class for `MvcEndpoint` implementations.
AbstractHealthAggregator	Base `HealthAggregator` implementation to allow subclasses to focus on aggregating the `Status` instances and not deal with contextual details etc.
AbstractHealthIndicator	Base `HealthIndicator` implementations that encapsulates creation of `Health` instance and error handling.
AbstractJmxCacheStatisticsProvider<C extends org.springframework.cache.Cache>	Base `CacheStatisticsProvider` implementation that uses JMX to retrieve the cache statistics.
AbstractJmxEndpoint	Abstract base class for `JmxEndpoint` implementations without a backing `Endpoint`.
AbstractMetricExporter	Base class for metric exporters that have common features, principally a prefix for exported metrics and filtering by timestamp (so only new values are included in the export).
AbstractMvcEndpoint	Abstract base class for `MvcEndpoint` implementations without a backing `Endpoint`.
AbstractNamedMvcEndpoint	Abstract base class for `NamedMvcEndpoint` implementations without a backing `Endpoint`.
ActuatorMediaTypes	`MediaTypes` that can be consumed and produced by Actuator endpoints.
ActuatorMetricWriter	Qualifier annotation for a metric repository that is used by the actuator (to distinguish it from others that might be installed by the user).
AggregateMetricReader	A metric reader that aggregates values from a source reader, normally one that has been collecting data from many sources in the same form (like a scaled-out application).
ApplicationHealthIndicator	Default implementation of `HealthIndicator` that returns `Status.UP`.
AuditApplicationEvent	Spring `ApplicationEvent` to encapsulate `AuditEvent`s.
AuditAutoConfiguration	`Auto-configuration` for `AuditEvent`s.
AuditAutoConfiguration.AuditEventRepositoryConfiguration
AuditEvent	A value object representing an audit event: at a particular time, a particular user or agent carried out an action of a particular type.
AuditEventRepository	Repository for `AuditEvent`s.
AuditEventsJmxEndpoint	`JmxEndpoint` for `AuditEventRepository`.
AuditEventsMvcEndpoint	`MvcEndpoint` to expose `AuditEvent`s.
AuditListener	The default `AbstractAuditListener` implementation.
AuthenticationAuditListener	Default implementation of `AbstractAuthenticationAuditListener`.
AuthorizationAuditListener	Default implementation of `AbstractAuthorizationAuditListener`.
AutoConfigurationReportEndpoint	`Endpoint` to expose the `ConditionEvaluationReport`.
AutoConfigurationReportEndpoint.MessageAndCondition	Adapts `ConditionEvaluationReport.ConditionAndOutcome` to a JSON friendly structure.
AutoConfigurationReportEndpoint.MessageAndConditions	Adapts `ConditionEvaluationReport.ConditionAndOutcomes` to a JSON friendly structure.
AutoConfigurationReportEndpoint.Report	Adapts `ConditionEvaluationReport` to a JSON friendly structure.
BeansEndpoint	Exposes JSON view of Spring beans.
BufferCounterService	Fast implementation of `CounterService` using `CounterBuffers`.
BufferGaugeService	Fast implementation of `GaugeService` using `GaugeBuffers`.
BufferMetricReader	`MetricReader` implementation using `CounterBuffers` and `GaugeBuffers`.
BuildInfoContributor	An `InfoContributor` that exposes `BuildProperties`.
CachePublicMetrics	A `PublicMetrics` implementation that provides cache statistics.
CacheStatistics	Snapshot of the statistics of a given cache.
CacheStatisticsAutoConfiguration	`Auto-configuration` for `CacheStatisticsProvider` beans.
CacheStatisticsProvider<C extends org.springframework.cache.Cache>	Provide a `CacheStatistics` based on a `Cache`.
CaffeineCacheStatisticsProvider	`CacheStatisticsProvider` implementation for Caffeine.
CassandraHealthIndicator	Simple implementation of a `HealthIndicator` returning status information for Cassandra data stores.
CloudFoundryActuatorAutoConfiguration	`Auto-configuration` to expose actuator endpoints for cloud foundry to use.
CompositeHealthIndicator	`HealthIndicator` that returns health indications from all registered delegates.
CompositeHealthIndicatorConfiguration<H extends HealthIndicator,S>	Base class for configurations that can combine source beans using a `CompositeHealthIndicator`.
CompositeMetricReader	Composite implementation of `MetricReader`.
CompositeMetricWriter	Composite implementation of `MetricWriter` that just sends its input to all of the delegates that have been registered.
ConcurrentMapCacheStatisticsProvider	`CacheStatisticsProvider` implementation for `ConcurrentMapCache`.
ConditionalOnEnabledEndpoint	`Conditional` that checks whether or not an endpoint is enabled.
ConditionalOnEnabledHealthIndicator	`Conditional` that checks whether or not a default health indicator is enabled.
ConditionalOnEnabledInfoContributor	`Conditional` that checks whether or not a default info contributor is enabled.
ConfigurationPropertiesReportEndpoint	`Endpoint` to expose application properties from `ConfigurationProperties` annotated beans.
ConfigurationPropertiesReportEndpoint.GenericSerializerModifier	`BeanSerializerModifier` to return only relevant configuration properties.
CouchbaseHealthIndicator	`HealthIndicator` for Couchbase.
CounterBuffer	Mutable buffer containing a long adder (Java 8) and a timestamp.
CounterBuffers	Fast writes to in-memory metrics store using `CounterBuffer`.
CounterService	A service that can be used to increment, decrement and reset a named counter value.
CounterWriter	Simple writer for counters (metrics that increment).
CrshAutoConfiguration	Deprecated. as of 1.5 since CRaSH is not actively maintained
CrshAutoConfiguration.AuthenticationManagerAdapterConfiguration	Deprecated.
CrshAutoConfiguration.CrshBootstrapBean	Spring Bean used to bootstrap the CRaSH shell.
DataEndpointMBean	Simple wrapper around `Endpoint` implementations that provide actuator data of some sort.
DataSourceHealthIndicator	`HealthIndicator` that tests the status of a `DataSource` and optionally runs a test query.
DataSourcePublicMetrics	A `PublicMetrics` implementation that provides data source usage statistics.
DefaultCacheStatistics	A default `CacheStatistics` implementation.
DefaultCounterService	Default implementation of `CounterService`.
DefaultGaugeService	Default implementation of `GaugeService`.
DefaultMetricNamingStrategy	MBean naming strategy for metric keys.
DefaultOpenTsdbNamingStrategy	A naming strategy that just passes through the metric name, together with tags from a set of static values.
Delta<T extends Number>	A value object representing an increment in a metric value (usually a counter).
DiskSpaceHealthIndicator	A `HealthIndicator` that checks available disk space and reports a status of `Status.DOWN` when it drops below a configurable threshold.
DiskSpaceHealthIndicatorProperties	External configuration properties for `DiskSpaceHealthIndicator`.
DocsMvcEndpoint	`MvcEndpoint` to expose actuator documentation.
DocsMvcEndpoint.Curies	Properties of the default CurieProvider (used for adding docs links).
DropwizardMetricServices	A `GaugeService` and `CounterService` that sends data to a Dropwizard `MetricRegistry` based on a naming convention.
DumpEndpoint	`Endpoint` to expose thread info.
EhCacheStatisticsProvider	`CacheStatisticsProvider` implementation for EhCache.
ElasticsearchHealthIndicator	`HealthIndicator` for an Elasticsearch cluster.
ElasticsearchHealthIndicatorProperties	External configuration properties for `ElasticsearchHealthIndicator`.
ElasticsearchJestHealthIndicator	`HealthIndicator` for Elasticsearch using a `JestClient`.
Endpoint<T>	An endpoint that can be used to expose useful information to operations.
EndpointAutoConfiguration	`Auto-configuration` for common management `Endpoint`s.
EndpointAutoConfiguration.RequestMappingEndpointConfiguration
EndpointCorsProperties	Configuration properties for MVC endpoints' CORS support.
EndpointHandlerMapping	`HandlerMapping` to map `Endpoint`s to URLs via `Endpoint.getId()`.
EndpointHandlerMappingCustomizer	Callback for customizing the `EndpointHandlerMapping` at configuration time.
EndpointMBean	Base for adapters that convert `Endpoint` implementations to `JmxEndpoint`.
EndpointMBeanExportAutoConfiguration	`Auto-configuration` to enable JMX export for `Endpoint`s.
EndpointMBeanExporter	`SmartLifecycle` bean that registers all known `Endpoint`s with an `MBeanServer` using the `MBeanExporter` located from the application context.
EndpointMBeanExportProperties	Configuration properties for JMX.
EndpointMvcAdapter	Adapter class to expose `Endpoint`s as `MvcEndpoint`s.
EndpointProperties	Global endpoint properties.
EndpointWebMvcAutoConfiguration	`Auto-configuration` to enable Spring MVC to handle `Endpoint` requests.
EndpointWebMvcAutoConfiguration.ApplicationContextFilterConfiguration
EndpointWebMvcAutoConfiguration.EndpointWebMvcConfiguration
EndpointWebMvcAutoConfiguration.ManagementServerPort
EndpointWebMvcChildContextConfiguration	Configuration triggered from `EndpointWebMvcAutoConfiguration` when a new `EmbeddedServletContainer` running on a different port is required.
EndpointWebMvcChildContextConfiguration.EndpointHandlerMappingConfiguration	Configuration to add `HandlerMapping` for `MvcEndpoint`s.
EndpointWebMvcChildContextConfiguration.EndpointWebMvcChildContextSecurityConfiguration
EndpointWebMvcHypermediaManagementContextConfiguration	Configuration for hypermedia in HTTP endpoints.
EndpointWebMvcHypermediaManagementContextConfiguration.ActuatorEndpointLinksAdvice	Controller advice that adds links to the actuator endpoint's path.
EndpointWebMvcManagementContextConfiguration	Configuration to expose `Endpoint` instances over Spring MVC.
EnvironmentEndpoint	`Endpoint` to expose `environment` information.
EnvironmentInfoContributor	An `InfoContributor` that provides all environment entries prefixed with info.
EnvironmentMvcEndpoint	Adapter to expose `EnvironmentEndpoint` as an `MvcEndpoint`.
EnvironmentMvcEndpoint.NoSuchPropertyException	Exception thrown when the specified property cannot be found.
Exporter	Generic interface for metric exports.
ExportMetricReader	Qualifier annotation for a metric reader that can be exported (to distinguish it from others that might be installed by the user for other purposes).
ExportMetricWriter	Qualifier annotation for a metric repository that is to be used to export metrics from the `ExportMetricReader` readers.
FlywayEndpoint	`Endpoint` to expose flyway info.
FlywayEndpoint.FlywayMigration	Migration properties.
FlywayEndpoint.FlywayReport	Flyway report for one datasource.
GaugeBuffer	Mutable buffer containing a double value and a timestamp.
GaugeBuffers	Fast writes to in-memory metrics store using `GaugeBuffer`.
GaugeService	A service that can be used to submit a named double value for storage and analysis.
GaugeWriter	Writer for gauge values (simple metric with a number value).
GitInfoContributor	An `InfoContributor` that exposes `GitProperties`.
GuavaCacheStatisticsProvider	Deprecated. as of 1.5 following the removal of Guava support in Spring Framework 5
HalBrowserMvcEndpoint	`MvcEndpoint` to expose a HAL browser.
HalBrowserMvcEndpoint.HalBrowserLocation	HAL Browser properties.
HalJsonMvcEndpoint	`MvcEndpoint` to expose HAL-formatted JSON.
HazelcastCacheStatisticsProvider	`CacheStatisticsProvider` implementation for Hazelcast.
Health	Carries information about the health of a component or subsystem.
Health.Builder	Builder for creating immutable `Health` instances.
HealthAggregator	Strategy interface used by `CompositeHealthIndicator` to aggregate `Health` instances into a final one.
HealthEndpoint	`Endpoint` to expose application health.
HealthIndicator	Strategy interface used to provide an indication of application health.
HealthIndicatorAutoConfiguration	`Auto-configuration` for `HealthIndicator`s.
HealthIndicatorAutoConfiguration.CassandraHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.CouchbaseHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.DataSourcesHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.DiskSpaceHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.JmsHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.LdapHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.MailHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.MongoHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.RabbitHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.RedisHealthIndicatorConfiguration
HealthIndicatorAutoConfiguration.SolrHealthIndicatorConfiguration
HealthIndicatorProperties	Configuration properties for some health properties.
HealthMvcEndpoint	Adapter to expose `HealthEndpoint` as an `MvcEndpoint`.
HealthMvcEndpointProperties	Configuration properties for the `HealthMvcEndpoint`.
HeapdumpMvcEndpoint	`MvcEndpoint` to expose heap dumps.
HeapdumpMvcEndpoint.HeapDumper	Strategy interface used to dump the heap to a file.
HeapdumpMvcEndpoint.HeapDumperUnavailableException	Exception to be thrown if the `HeapdumpMvcEndpoint.HeapDumper` cannot be created.
HeapdumpMvcEndpoint.HotSpotDiagnosticMXBeanHeapDumper	`HeapdumpMvcEndpoint.HeapDumper` that uses `com.sun.management.HotSpotDiagnosticMXBean` available on Oracle and OpenJDK to dump the heap to a file.
HypermediaDisabled	Annotation to indicate that an `MvcEndpoint` class or `RequestMapping` method shouldn't generate a hypermedia response.
InfinispanCacheStatisticsProvider	`CacheStatisticsProvider` implementation for Infinispan.
Info	Carries information of the application.
Info.Builder	Builder for creating immutable `Info` instances.
InfoContributor	Contributes additional info details.
InfoContributorAutoConfiguration	`Auto-configuration` for standard `InfoContributor`s.
InfoContributorProperties	Configuration properties for core info contributors.
InfoContributorProperties.Git
InfoEndpoint	`Endpoint` to expose arbitrary application information.
InfoPropertiesInfoContributor<T extends org.springframework.boot.info.InfoProperties>	A base `InfoContributor` to expose an `InfoProperties`.
InfoPropertiesInfoContributor.Mode	Defines how properties should be exposed.
InMemoryAuditEventRepository	In-memory `AuditEventRepository` implementation.
InMemoryMetricRepository	`MetricRepository` implementation that stores metrics in memory.
InMemoryMultiMetricRepository	`MultiMetricRepository` implementation backed by a `InMemoryMetricRepository`.
InMemoryRichGaugeRepository	In memory implementation of `MetricWriter` and `RichGaugeReader`.
InMemoryTraceRepository	In-memory implementation of `TraceRepository`.
JCacheCacheStatisticsProvider	`CacheStatisticsProvider` implementation for a JSR-107 compliant cache.
JmsHealthIndicator	`HealthIndicator` for a JMS `ConnectionFactory`.
JmxEndpoint	A strategy for the JMX layer on top of an `Endpoint`.
JmxMetricWriter	A `MetricWriter` for MBeans.
JmxMetricWriter.MetricValue	A single metric value.
JolokiaAutoConfiguration	`Auto-configuration` for embedding Jolokia, a JMX-HTTP bridge giving an alternative to JSR-160 connectors.
JolokiaMvcEndpoint	`MvcEndpoint` to expose Jolokia.
JolokiaProperties	Configuration properties for Jolokia.
LdapHealthIndicator	`HealthIndicator` for configured LDAP server(s).
LiquibaseEndpoint	`Endpoint` to expose liquibase info.
LiquibaseEndpoint.LiquibaseReport	Liquibase report for one datasource.
LocalManagementPort	Annotation at the field or method/constructor parameter level that injects the HTTP management port that got allocated at runtime.
LogFileMvcEndpoint	Controller that provides an API for logfiles, i.e.
LoggersEndpoint	`Endpoint` to expose a collection of `LoggerConfiguration`s.
LoggersEndpoint.LoggerLevels	Levels configured for a given logger exposed in a JSON friendly way.
LoggersEndpointMBean	Adapter to expose `LoggersEndpoint` as an `MvcEndpoint`.
LoggersMvcEndpoint	Adapter to expose `LoggersEndpoint` as an `MvcEndpoint`.
LoggersMvcEndpoint.InvalidLogLevelException	Exception thrown when the specified log level cannot be found.
MailHealthIndicator	`HealthIndicator` for configured smtp server(s).
ManagementContextConfiguration	Specialized `@Configuration` class that defines configuration specific for the management context.
ManagementContextResolver	Provides access to the `ApplicationContext` being used to manage actuator endpoints.
ManagementErrorEndpoint	Special `MvcEndpoint` for handling "/error" path when the management servlet is in a child context.
ManagementServerProperties	Properties for the management server (e.g.
ManagementServerProperties.Security	Security configuration.
ManagementServerProperties.SessionCreationPolicy
ManagementServerPropertiesAutoConfiguration	`Auto-configuration` for the `ManagementServerProperties` bean.
ManagementServletContext	Provides information about the management servlet context for MVC controllers to use.
ManagementWebSecurityAutoConfiguration	`Auto-configuration` for security of framework endpoints.
ManagementWebSecurityAutoConfiguration.ManagementSecurityPropertiesConfiguration
ManagementWebSecurityAutoConfiguration.ManagementWebSecurityConfigurerAdapter
ManagementWebSecurityAutoConfiguration.WebSecurityEnabler
MapInfoContributor	A simple `InfoContributor` that exposes a map.
MessageChannelMetricWriter	A `MetricWriter` that publishes the metric updates on a `MessageChannel`.
Metric<T extends Number>	Immutable class that can be used to hold any arbitrary system measurement value (a named numeric value with a timestamp).
MetricCopyExporter	`Exporter` that "exports" by copying metric data from a source `MetricReader` to a destination `MetricWriter`.
MetricExportAutoConfiguration	`Auto-configuration` for metrics export.
MetricExportAutoConfiguration.MetricExportPropertiesConfiguration
MetricExporters	`SchedulingConfigurer` to handle metrics `export`.
MetricExportProperties	Configuration properties for metrics export.
MetricExportProperties.Aggregate	Aggregate properties.
MetricExportProperties.Redis	Redis properties.
MetricExportProperties.Statsd	Statsd properties.
MetricFilterAutoConfiguration	`Auto-configuration` that records Servlet interactions with a `CounterService` and `GaugeService`.
MetricFilterProperties	Configuration properties for the `MetricsFilter`.
MetricReader	A simple reader interface used to interrogate `Metric`s.
MetricReaderPublicMetrics	`PublicMetrics` exposed from a `MetricReader`.
MetricRegistryMetricReader	A Spring Boot `MetricReader` that reads metrics from a Dropwizard `MetricRegistry`.
MetricRepository	Convenient combination of reader and writer concerns.
MetricRepositoryAutoConfiguration	`Auto-configuration` for metrics services.
MetricsChannelAutoConfiguration	`Auto-configuration` for writing metrics to a `MessageChannel`.
MetricsDropwizardAutoConfiguration	`Auto-configuration` for Dropwizard-based metrics.
MetricsEndpoint	`Endpoint` to expose a collection of `PublicMetrics`.
MetricsEndpointMetricReader	`MetricReader` that pulls all current values out of the `MetricsEndpoint`.
MetricsFilterSubmission	Submission types that can be made by the `MetricsFilter`.
MetricsMvcEndpoint	Adapter to expose `MetricsEndpoint` as an `MvcEndpoint`.
MetricsMvcEndpoint.NoSuchMetricException	Exception thrown when the specified metric cannot be found.
MetricWriter	Basic strategy for write operations on `Metric` data.
MetricWriterMessageHandler	A `MessageHandler` that updates `Metric` values through a `MetricWriter`.
MongoHealthIndicator	Simple implementation of a `HealthIndicator` returning status information for Mongo data stores.
MultiMetricRepository	A repository for metrics that allows efficient storage and retrieval of groups of metrics with a common name prefix (their group name).
MultiMetricRichGaugeReader	A `RichGaugeReader` that works by reading metric values from a `MultiMetricRepository` where the group name is the RichGauge name.
MvcEndpoint	A strategy for the MVC layer on top of an `Endpoint`.
MvcEndpoints	A registry for all `MvcEndpoint` beans, and a factory for a set of generic ones wrapping existing `Endpoint` instances that are not already exposed as MVC endpoints.
MvcEndpointSecurityInterceptor	Security interceptor for MvcEndpoints.
NamedMvcEndpoint	An `MvcEndpoint` that also includes a logical name.
OpenTsdbData	OpenTSDB Data.
OpenTsdbGaugeWriter	A `GaugeWriter` for the Open TSDB database (version 2.0), writing metrics to the HTTP endpoint provided by the server.
OpenTsdbName	OpenTSDB Name.
OpenTsdbNamingStrategy	Strategy used to convert a metric name into an `OpenTsdbName`.
OrderedHealthAggregator	Default `HealthAggregator` implementation that aggregates `Health` instances and determines the final system state based on a simple ordered list.
PrefixMetricGroupExporter	A convenient exporter for a group of metrics from a `PrefixMetricReader`.
PrefixMetricReader	Interface for extracting metrics as a group whose name starts with a prefix.
PrefixMetricWriter	A writer for metrics that allows efficient storage of groups of metrics with a common name prefix (their group name).
PublicMetrics	Interface to expose specific `Metric`s via a `MetricsEndpoint`.
PublicMetricsAutoConfiguration	`Auto-configuration` for `PublicMetrics`.
RabbitHealthIndicator	Simple implementation of a `HealthIndicator` returning status information for the RabbitMQ messaging system.
RedisHealthIndicator	Simple implementation of a `HealthIndicator` returning status information for Redis data stores.
RedisMetricRepository	A `MetricRepository` implementation for a redis backend.
RedisMultiMetricRepository	`MultiMetricRepository` implementation backed by a redis store.
RequestMappingEndpoint	`Endpoint` to expose Spring MVC mappings.
ReservoirFactory	Factory interface that can be used by `DropwizardMetricServices` to create a custom `Reservoir`.
RichGauge	A gauge which stores the maximum, minimum and average in addition to the current value.
RichGaugeExporter	Exporter or converter for `RichGauge` data to a metric-based back end.
RichGaugeReader	A basic set of read operations for `RichGauge` instances.
RichGaugeReaderPublicMetrics	`PublicMetrics` exposed from a `RichGaugeReader`.
RichGaugeRepository	Convenient combination of reader and writer concerns for `RichGauge` instances.
ShellProperties	Deprecated. as of 1.5 since CRaSH is not actively maintained
ShellProperties.Auth
ShellProperties.CrshShellAuthenticationProperties	Base class for Auth specific properties.
ShellProperties.CrshShellProperties	Base class for CRaSH properties.
ShellProperties.JaasAuthenticationProperties	Auth specific properties for JAAS authentication.
ShellProperties.KeyAuthenticationProperties	Auth specific properties for key authentication.
ShellProperties.SimpleAuthenticationProperties	Auth specific properties for simple authentication.
ShellProperties.SimpleAuthenticationProperties.User
ShellProperties.SpringAuthenticationProperties	Auth specific properties for Spring authentication.
ShellProperties.Ssh	SSH properties.
ShellProperties.Telnet	Telnet properties.
ShutdownEndpoint	`Endpoint` to shutdown the `ApplicationContext`.
ShutdownEndpointMBean	Special endpoint wrapper for `ShutdownEndpoint`.
ShutdownMvcEndpoint	Adapter to expose `ShutdownEndpoint` as an `MvcEndpoint`.
SimpleInfoContributor	A simple `InfoContributor` that exposes a single detail.
SimpleInMemoryRepository<T>	Repository utility that stores stuff in memory with period-separated String keys.
SimpleInMemoryRepository.Callback<T>	Callback used to update a value.
SolrHealthIndicator	`HealthIndicator` for Apache Solr.
SpecificTriggerProperties	Trigger for specific names or patterns.
SpringIntegrationMetricReader	A `MetricReader` for Spring Integration metrics (as provided by `IntegrationManagementConfigurer`).
StatsdMetricWriter	A `MetricWriter` that pushes data to statsd.
Status	Value object to express state of a component or subsystem.
SystemPublicMetrics	A `PublicMetrics` implementation that provides various system-related metrics.
TomcatPublicMetrics	A `PublicMetrics` implementation that provides Tomcat statistics.
Trace	A value object representing a trace event: at a particular time with a simple (map) information.
TraceEndpoint	`Endpoint` to expose `Trace` information.
TraceProperties	Configuration properties for tracing.
TraceProperties.Include	Include options for tracing.
TraceRepository	A repository for `Trace`s.
TraceRepositoryAutoConfiguration	`Auto-configuration` for `tracing`.
TraceWebFilterAutoConfiguration	`Auto-configuration` for `tracing`.
TriggerProperties	Abstract base class for trigger properties.
WebRequestTraceFilter	Servlet `Filter` that logs all requests to a `TraceRepository`.