Spring Boot 2.1.0 RC1 Configuration Changelog

Configuration properties change between 2.1.0.M4 and 2.1.0.RC1

Table 1. Deprecated keys in 2.1.0.RC1

Key	Replacement	Reason
spring.data.cassandra.load-balancing-policy		Implement a ClusterBuilderCustomizer bean instead.
spring.data.cassandra.reconnection-policy		Implement a ClusterBuilderCustomizer bean instead.
spring.data.cassandra.retry-policy		Implement a ClusterBuilderCustomizer bean instead.

Table 2. New keys in 2.1.0.RC1

Key	Default value	Description
management.metrics.distribution.maximum-expected-value		Maximum value that meter IDs starting-with the specified name are expected to observe.
management.metrics.distribution.minimum-expected-value		Minimum value that meter IDs starting-with the specified name are expected to observe.
management.metrics.export.appoptics.api-token		AppOptics API token.
management.metrics.export.appoptics.batch-size	500	Number of measurements per request to use for this backend.
management.metrics.export.appoptics.connect-timeout	5s	Connection timeout for requests to this backend.
management.metrics.export.appoptics.enabled	true	Whether exporting of metrics to this backend is enabled.
management.metrics.export.appoptics.host-tag	instance	Tag that will be mapped to "@host" when shipping metrics to AppOptics.
management.metrics.export.appoptics.num-threads	2	Number of threads to use with the metrics publishing scheduler.
management.metrics.export.appoptics.read-timeout	10s	Read timeout for requests to this backend.
management.metrics.export.appoptics.step	1m	Step size (i.e. reporting frequency) to use.
management.metrics.export.appoptics.uri	https://api.appoptics.com/v1/measurements	URI to ship metrics to.
management.metrics.export.elastic.host	http://localhost:9200	Host to export metrics to.
management.metrics.export.humio.api-token		Humio API token.
management.metrics.export.humio.batch-size	10000	Number of measurements per request to use for this backend.
management.metrics.export.humio.connect-timeout	5s	Connection timeout for requests to this backend.
management.metrics.export.humio.enabled	true	Whether exporting of metrics to this backend is enabled.
management.metrics.export.humio.num-threads	2	Number of threads to use with the metrics publishing scheduler.
management.metrics.export.humio.read-timeout	10s	Read timeout for requests to this backend.
management.metrics.export.humio.repository	sandbox	Name of the repository to publish metrics to.
management.metrics.export.humio.step	1m	Step size (i.e. reporting frequency) to use.
management.metrics.export.humio.tags		Humio tags describing the data source in which metrics will be stored.
management.metrics.export.humio.uri	https://cloud.humio.com	URI to ship metrics to.
management.metrics.export.kairos.batch-size	10000	Number of measurements per request to use for this backend.
management.metrics.export.kairos.connect-timeout	1s	Connection timeout for requests to this backend.
management.metrics.export.kairos.enabled	true	Whether exporting of metrics to this backend is enabled.
management.metrics.export.kairos.num-threads	2	Number of threads to use with the metrics publishing scheduler.
management.metrics.export.kairos.password		Login password of the KairosDB server.
management.metrics.export.kairos.read-timeout	10s	Read timeout for requests to this backend.
management.metrics.export.kairos.step	1m	Step size (i.e. reporting frequency) to use.
management.metrics.export.kairos.uri	http://localhost:8080/api/v1/datapoints	URI of the KairosDB server.
management.metrics.export.kairos.user-name		Login user of the KairosDB server.
management.metrics.export.prometheus.pushgateway.base-url	localhost:9091	Base URL for the Pushgateway.
management.metrics.export.prometheus.pushgateway.enabled	false	Enable publishing via a Prometheus Pushgateway.
management.metrics.export.prometheus.pushgateway.grouping-key		Grouping key for the pushed metrics.
management.metrics.export.prometheus.pushgateway.job		Job identifier for this application instance.
management.metrics.export.prometheus.pushgateway.push-rate	1m	Frequency with which to push metrics.
management.metrics.export.prometheus.pushgateway.shutdown-operation		Operation that should be performed on shutdown.
spring.data.cassandra.jmx-enabled	false	Whether to enable JMX reporting.
spring.info.build.encoding	UTF-8	File encoding.
spring.info.git.encoding	UTF-8	File encoding.
spring.messages.reloadable	false	Whether to use a "ReloadableResourceBundleMessageSource" rather than the default "ResourceBundleMessageSource".
spring.thymeleaf.render-hidden-markers-before-checkboxes	false	Whether hidden form inputs acting as markers for checkboxes should be rendered before the checkbox element itself.
spring.thymeleaf.servlet.produce-partial-output-while-processing	true	Whether Thymeleaf should start writing partial output as soon as possible or buffer until template processing is finished.
spring.webflux.hiddenmethod.filter.enabled	true	Whether to enable Spring’s HiddenHttpMethodFilter.

Table 3. Removed keys in 2.1.0.RC1

Key	Replacement	Reason
management.health.couchbase.timeout
management.metrics.export.elastic.hosts	http://localhost:9200	Hosts to export metrics to.
spring.flyway.batch
spring.flyway.callbacks
spring.flyway.dry-run-output		Flyway pro edition only.
spring.flyway.error-handlers		Flyway pro edition only.
spring.flyway.error-overrides
spring.flyway.oracle-sqlplus
spring.flyway.stream
spring.flyway.undo-sql-migration-prefix		Flyway pro edition only.
spring.security.oauth2.client.registration.authorization-code		OAuth2 authorization_code client registrations.
spring.security.oauth2.client.registration.login		OpenID Connect client registrations.