AbstractHealthIndicator (Spring Boot API)

java.lang.Object
- org.springframework.boot.actuate.health.AbstractHealthIndicator

All Implemented Interfaces:
HealthIndicator
Direct Known Subclasses:
ApplicationHealthIndicator, CassandraHealthIndicator, CouchbaseHealthIndicator, DataSourceHealthIndicator, DiskSpaceHealthIndicator, ElasticsearchHealthIndicator, ElasticsearchJestHealthIndicator, ElasticsearchRestHealthIndicator, InfluxDbHealthIndicator, JmsHealthIndicator, LdapHealthIndicator, MailHealthIndicator, MongoHealthIndicator, Neo4jHealthIndicator, RabbitHealthIndicator, RedisHealthIndicator, SolrHealthIndicator
```
public abstract class AbstractHealthIndicator
extends Object
implements HealthIndicator
```
Base HealthIndicator implementations that encapsulates creation of Health instance and error handling.
This implementation is only suitable if an Exception raised from doHealthCheck(org.springframework.boot.actuate.health.Health.Builder) should create a Status.DOWN health status.
Since:
1.1.0

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`AbstractHealthIndicator()`	Create a new `AbstractHealthIndicator` instance with a default `healthCheckFailedMessage`.
`protected`	`AbstractHealthIndicator(String healthCheckFailedMessage)`	Create a new `AbstractHealthIndicator` instance with a specific message to log when the health check fails.
`protected`	`AbstractHealthIndicator(Function<Exception,String> healthCheckFailedMessage)`	Create a new `AbstractHealthIndicator` instance with a specific message to log when the health check fails.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract void`	`doHealthCheck(Health.Builder builder)`	Actual health check logic.
`Health`	`health()`	Return an indication of health.

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

- Constructor Detail
  - AbstractHealthIndicator
```
protected AbstractHealthIndicator()
```
    Create a new AbstractHealthIndicator instance with a default healthCheckFailedMessage.
  - AbstractHealthIndicator
```
protected AbstractHealthIndicator(String healthCheckFailedMessage)
```
    Create a new AbstractHealthIndicator instance with a specific message to log when the health check fails.
    Parameters:
    healthCheckFailedMessage - the message to log on health check failure
    Since:
    2.0.0
  - AbstractHealthIndicator
```
protected AbstractHealthIndicator(Function<Exception,String> healthCheckFailedMessage)
```
    Create a new AbstractHealthIndicator instance with a specific message to log when the health check fails.
    Parameters:
    healthCheckFailedMessage - the message to log on health check failure
    Since:
    2.0.0
- Method Detail
  - health
```
public final Health health()
```
    Description copied from interface: HealthIndicator
    Return an indication of health.
    Specified by:
    health in interface HealthIndicator
    Returns:
    the health for
  - doHealthCheck
```
protected abstract void doHealthCheck(Health.Builder builder)
                               throws Exception
```
    Actual health check logic.
    Parameters:
    builder - the Health.Builder to report health status and details
    Throws:
    Exception - any Exception that should create a Status.DOWN system status.