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@ -536,10 +536,10 @@ for details.
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[[boot-features-external-config-yaml]]
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=== Using YAML instead of Properties
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http://yaml.org[YAML] is a superset of JSON, and as such is a very convenient format
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https://yaml.org[YAML] is a superset of JSON, and as such is a very convenient format
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for specifying hierarchical configuration data. The `SpringApplication` class will
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automatically support YAML as an alternative to properties whenever you have the
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http://www.snakeyaml.org/[SnakeYAML] library on your classpath.
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https://bitbucket.org/asomov/snakeyaml[SnakeYAML] library on your classpath.
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NOTE: If you use '`starter POMs`' SnakeYAML will be automatically provided via
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`spring-boot-starter`.
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@ -558,10 +558,10 @@ For example, the following YAML document:
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----
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environments:
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dev:
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url: http://dev.bar.com
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url: https://dev.bar.com
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name: Developer Setup
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prod:
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url: http://foo.bar.com
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url: https://foo.bar.com
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name: My Cool App
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----
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@ -569,9 +569,9 @@ Would be transformed into these properties:
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[source,properties,indent=0]
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----
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environments.dev.url=http://dev.bar.com
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environments.dev.url=https://dev.bar.com
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environments.dev.name=Developer Setup
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environments.prod.url=http://foo.bar.com
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environments.prod.url=https://foo.bar.com
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environments.prod.name=My Cool App
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----
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@ -1005,12 +1005,12 @@ See _<<boot-features-external-config-profile-specific-properties>>_ for details.
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[[boot-features-logging]]
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== Logging
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Spring Boot uses http://commons.apache.org/logging[Commons Logging] for all internal
|
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Spring Boot uses https://commons.apache.org/logging[Commons Logging] for all internal
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logging, but leaves the underlying log implementation open. Default configurations are
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provided for
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http://docs.oracle.com/javase/7/docs/api/java/util/logging/package-summary.html[Java Util Logging],
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http://logging.apache.org/log4j/[Log4J], http://logging.apache.org/log4j/2.x/[Log4J2] and
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http://logback.qos.ch/[Logback]. In each case loggers are pre-configured to use console
|
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|
https://docs.oracle.com/javase/7/docs/api/java/util/logging/package-summary.html[Java Util Logging],
|
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|
https://logging.apache.org/log4j/[Log4J], https://logging.apache.org/log4j/2.x/[Log4J2] and
|
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|
|
https://logback.qos.ch/[Logback]. In each case loggers are pre-configured to use console
|
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|
|
output with optional file output also available.
|
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By default, If you use the '`Starter POMs`', Logback will be used for logging. Appropriate
|
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|
@ -1396,7 +1396,7 @@ Here is a typical example `@RestController` to serve JSON data:
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|
|
Spring MVC is part of the core Spring Framework and detailed information is available in
|
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|
the {spring-reference}#mvc[reference documentation]. There are also several guides
|
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|
|
available at http://spring.io/guides that cover Spring MVC.
|
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|
|
available at https://spring.io/guides that cover Spring MVC.
|
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@ -1489,7 +1489,7 @@ default welcome page detection will switch to your custom locations, so if there
|
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|
application.
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|
|
In addition to the '`standard`' static resource locations above, a special case is made
|
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|
|
for http://www.webjars.org/[Webjars content]. Any resources with a path in `+/webjars/**+`
|
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|
|
for https://www.webjars.org/[Webjars content]. Any resources with a path in `+/webjars/**+`
|
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|
|
|
will be served from jar files if they are packaged in the Webjars format.
|
|
|
|
|
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|
|
TIP: Do not use the `src/main/webapp` directory if your application will be packaged as a
|
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|
|
@ -1562,11 +1562,11 @@ and JSPs. Many other templating engines also ship their own Spring MVC integrati
|
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|
|
Spring Boot includes auto-configuration support for the following templating engines:
|
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|
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|
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|
|
|
|
* http://freemarker.org/docs/[FreeMarker]
|
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|
|
|
* https://freemarker.apache.org/docs[FreeMarker]
|
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|
|
|
* http://docs.groovy-lang.org/docs/next/html/documentation/template-engines.html#_the_markuptemplateengine[Groovy]
|
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|
|
|
* http://www.thymeleaf.org[Thymeleaf]
|
|
|
|
|
* http://velocity.apache.org[Velocity]
|
|
|
|
|
* http://mustache.github.io/[Mustache]
|
|
|
|
|
* https://www.thymeleaf.org[Thymeleaf]
|
|
|
|
|
* https://velocity.apache.org[Velocity]
|
|
|
|
|
* https://mustache.github.io/[Mustache]
|
|
|
|
|
|
|
|
|
|
TIP: JSPs should be avoided if possible, there are several
|
|
|
|
|
<<boot-features-jsp-limitations, known limitations>> when using them with embedded
|
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|
|
@ -1710,9 +1710,9 @@ described above.
|
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|
|
[[boot-features-cors]]
|
|
|
|
|
==== CORS support
|
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|
|
|
|
|
|
|
|
http://en.wikipedia.org/wiki/Cross-origin_resource_sharing[Cross-origin resource sharing]
|
|
|
|
|
(CORS) is a http://www.w3.org/TR/cors/[W3C specification] implemented by
|
|
|
|
|
http://caniuse.com/#feat=cors[most browsers] that allows you to specify in a flexible
|
|
|
|
|
https://en.wikipedia.org/wiki/Cross-origin_resource_sharing[Cross-origin resource sharing]
|
|
|
|
|
(CORS) is a https://www.w3.org/TR/cors/[W3C specification] implemented by
|
|
|
|
|
https://caniuse.com/#feat=cors[most browsers] that allows you to specify in a flexible
|
|
|
|
|
way what kind of cross domain requests are authorized, instead of using some less secure
|
|
|
|
|
and less powerful approaches like IFRAME or JSONP.
|
|
|
|
|
|
|
|
|
|
@ -2295,8 +2295,8 @@ data when your application ends.
|
|
|
|
|
TIP: The '`How-to`' section includes a _<<howto.adoc#howto-database-initialization,
|
|
|
|
|
section on how to initialize a database>>_
|
|
|
|
|
|
|
|
|
|
Spring Boot can auto-configure embedded http://www.h2database.com[H2],
|
|
|
|
|
http://hsqldb.org/[HSQL] and http://db.apache.org/derby/[Derby] databases. You don't need
|
|
|
|
|
Spring Boot can auto-configure embedded https://www.h2database.com[H2],
|
|
|
|
|
http://hsqldb.org/[HSQL] and https://db.apache.org/derby/[Derby] databases. You don't need
|
|
|
|
|
to provide any connection URLs, simply include a build dependency to the embedded database
|
|
|
|
|
that you want to use.
|
|
|
|
|
|
|
|
|
|
@ -2377,7 +2377,7 @@ using the `+spring.datasource.*+` prefix, refer to the documentation of the conn
|
|
|
|
|
implementation you are using for more details.
|
|
|
|
|
|
|
|
|
|
For instance, if you are using the
|
|
|
|
|
http://tomcat.apache.org/tomcat-8.0-doc/jdbc-pool.html#Common_Attributes[Tomcat connection pool]
|
|
|
|
|
https://tomcat.apache.org/tomcat-8.0-doc/jdbc-pool.html#Common_Attributes[Tomcat connection pool]
|
|
|
|
|
you could customize many additional settings:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@ -2453,9 +2453,9 @@ started. It provides the following key dependencies:
|
|
|
|
|
* Spring ORMs -- Core ORM support from the Spring Framework.
|
|
|
|
|
|
|
|
|
|
TIP: We won't go into too many details of JPA or Spring Data here. You can follow the
|
|
|
|
|
http://spring.io/guides/gs/accessing-data-jpa/['`Accessing Data with JPA`'] guide from
|
|
|
|
|
http://spring.io and read the http://projects.spring.io/spring-data-jpa/[Spring Data JPA]
|
|
|
|
|
and http://hibernate.org/orm/documentation/[Hibernate] reference documentation.
|
|
|
|
|
https://spring.io/guides/gs/accessing-data-jpa/['`Accessing Data with JPA`'] guide from
|
|
|
|
|
https://spring.io and read the https://projects.spring.io/spring-data-jpa/[Spring Data JPA]
|
|
|
|
|
and https://hibernate.org/orm/documentation/[Hibernate] reference documentation.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@ -2555,7 +2555,7 @@ Here is a typical Spring Data repository:
|
|
|
|
|
----
|
|
|
|
|
|
|
|
|
|
TIP: We have barely scratched the surface of Spring Data JPA. For complete details check
|
|
|
|
|
their http://projects.spring.io/spring-data-jpa/[reference documentation].
|
|
|
|
|
their https://projects.spring.io/spring-data-jpa/[reference documentation].
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@ -2591,8 +2591,8 @@ Hibernate autoconfig is active because the `ddl-auto` settings are more fine-gra
|
|
|
|
|
|
|
|
|
|
[[boot-features-sql-h2-console]]
|
|
|
|
|
=== Using H2's web console
|
|
|
|
|
The http://www.h2database.com[H2 database] provides a
|
|
|
|
|
http://www.h2database.com/html/quickstart.html#h2_console[browser-based console] that
|
|
|
|
|
The https://www.h2database.com[H2 database] provides a
|
|
|
|
|
https://www.h2database.com/html/quickstart.html#h2_console[browser-based console] that
|
|
|
|
|
Spring Boot can auto-configure for you. The console will be auto-configured when the
|
|
|
|
|
following conditions are met:
|
|
|
|
|
|
|
|
|
|
@ -2630,8 +2630,8 @@ the security configuration:
|
|
|
|
|
|
|
|
|
|
[[boot-features-jooq]]
|
|
|
|
|
== Using jOOQ
|
|
|
|
|
Java Object Oriented Querying (http://www.jooq.org/[jOOQ]) is a popular product from
|
|
|
|
|
http://www.datageekery.com/[Data Geekery] which generates Java code from your
|
|
|
|
|
Java Object Oriented Querying (https://www.jooq.org/[jOOQ]) is a popular product from
|
|
|
|
|
https://www.datageekery.com/[Data Geekery] which generates Java code from your
|
|
|
|
|
database, and lets you build type safe SQL queries through its fluent API. Both the
|
|
|
|
|
commercial and open source editions can be used with Spring Boot.
|
|
|
|
|
|
|
|
|
|
@ -2640,7 +2640,7 @@ commercial and open source editions can be used with Spring Boot.
|
|
|
|
|
=== Code Generation
|
|
|
|
|
In order to use jOOQ type-safe queries, you need to generate Java classes from your
|
|
|
|
|
database schema. You can follow the instructions in the
|
|
|
|
|
http://www.jooq.org/doc/3.6/manual-single-page/#jooq-in-7-steps-step3[jOOQ user manual].
|
|
|
|
|
https://www.jooq.org/doc/3.6/manual-single-page/#jooq-in-7-steps-step3[jOOQ user manual].
|
|
|
|
|
If you are using the `jooq-codegen-maven` plugin (and you also use the
|
|
|
|
|
`spring-boot-starter-parent` "`parent POM`") you can safely omit the plugin's `<version>`
|
|
|
|
|
tag. You can also use Spring Boot defined version variables (e.g. `h2.version`) to
|
|
|
|
|
@ -2740,24 +2740,24 @@ complete control of the jOOQ configuration.
|
|
|
|
|
== Working with NoSQL technologies
|
|
|
|
|
Spring Data provides additional projects that help you access a variety of NoSQL
|
|
|
|
|
technologies including
|
|
|
|
|
http://projects.spring.io/spring-data-mongodb/[MongoDB],
|
|
|
|
|
http://projects.spring.io/spring-data-neo4j/[Neo4J],
|
|
|
|
|
https://projects.spring.io/spring-data-mongodb/[MongoDB],
|
|
|
|
|
https://projects.spring.io/spring-data-neo4j/[Neo4J],
|
|
|
|
|
https://github.com/spring-projects/spring-data-elasticsearch/[Elasticsearch],
|
|
|
|
|
http://projects.spring.io/spring-data-solr/[Solr],
|
|
|
|
|
http://projects.spring.io/spring-data-redis/[Redis],
|
|
|
|
|
http://projects.spring.io/spring-data-gemfire/[Gemfire],
|
|
|
|
|
http://projects.spring.io/spring-data-couchbase/[Couchbase] and
|
|
|
|
|
http://projects.spring.io/spring-data-cassandra/[Cassandra].
|
|
|
|
|
https://projects.spring.io/spring-data-solr/[Solr],
|
|
|
|
|
https://projects.spring.io/spring-data-redis/[Redis],
|
|
|
|
|
https://projects.spring.io/spring-data-gemfire/[Gemfire],
|
|
|
|
|
https://projects.spring.io/spring-data-couchbase/[Couchbase] and
|
|
|
|
|
https://projects.spring.io/spring-data-cassandra/[Cassandra].
|
|
|
|
|
Spring Boot provides auto-configuration for Redis, MongoDB, Elasticsearch, Solr and
|
|
|
|
|
Cassandra; you can make use of the other projects, but you will need to configure them
|
|
|
|
|
yourself. Refer to the appropriate reference documentation at
|
|
|
|
|
http://projects.spring.io/spring-data[projects.spring.io/spring-data].
|
|
|
|
|
https://projects.spring.io/spring-data[projects.spring.io/spring-data].
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
[[boot-features-redis]]
|
|
|
|
|
=== Redis
|
|
|
|
|
http://redis.io/[Redis] is a cache, message broker and richly-featured key-value store.
|
|
|
|
|
https://redis.io/[Redis] is a cache, message broker and richly-featured key-value store.
|
|
|
|
|
Spring Boot offers basic auto-configuration for the
|
|
|
|
|
https://github.com/xetorthio/jedis/[Jedis] client library and abstractions on top of it
|
|
|
|
|
provided by https://github.com/spring-projects/spring-data-redis[Spring Data Redis]. There
|
|
|
|
|
@ -2798,7 +2798,7 @@ pooled connection factory by default.
|
|
|
|
|
|
|
|
|
|
[[boot-features-mongodb]]
|
|
|
|
|
=== MongoDB
|
|
|
|
|
http://www.mongodb.com/[MongoDB] is an open-source NoSQL document database that uses a
|
|
|
|
|
https://www.mongodb.com/[MongoDB] is an open-source NoSQL document database that uses a
|
|
|
|
|
JSON-like schema instead of traditional table-based relational data. Spring Boot offers
|
|
|
|
|
several conveniences for working with MongoDB, including the
|
|
|
|
|
`spring-boot-starter-data-mongodb` '`Starter POM`'.
|
|
|
|
|
@ -2927,7 +2927,7 @@ is now a Mongo data class rather than a JPA `@Entity`, it will work in the same
|
|
|
|
|
----
|
|
|
|
|
|
|
|
|
|
TIP: For complete details of Spring Data MongoDB, including its rich object mapping
|
|
|
|
|
technologies, refer to their http://projects.spring.io/spring-data-mongodb/[reference
|
|
|
|
|
technologies, refer to their https://projects.spring.io/spring-data-mongodb/[reference
|
|
|
|
|
documentation].
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@ -2956,7 +2956,7 @@ Mongo instance's configuration and logging routing.
|
|
|
|
|
=== Gemfire
|
|
|
|
|
https://github.com/spring-projects/spring-data-gemfire[Spring Data Gemfire] provides
|
|
|
|
|
convenient Spring-friendly tools for accessing the
|
|
|
|
|
http://pivotal.io/big-data/pivotal-gemfire#details[Pivotal Gemfire] data management
|
|
|
|
|
https://pivotal.io/big-data/pivotal-gemfire#details[Pivotal Gemfire] data management
|
|
|
|
|
platform. There is a `spring-boot-starter-data-gemfire` '`Starter POM`' for collecting the
|
|
|
|
|
dependencies in a convenient way. There is currently no auto-configuration support for
|
|
|
|
|
Gemfire, but you can enable Spring Data Repositories with a
|
|
|
|
|
@ -2966,7 +2966,7 @@ https://github.com/spring-projects/spring-data-gemfire/blob/master/src/main/java
|
|
|
|
|
|
|
|
|
|
[[boot-features-solr]]
|
|
|
|
|
=== Solr
|
|
|
|
|
http://lucene.apache.org/solr/[Apache Solr] is a search engine. Spring Boot offers basic
|
|
|
|
|
https://lucene.apache.org/solr/[Apache Solr] is a search engine. Spring Boot offers basic
|
|
|
|
|
auto-configuration for the Solr 4 client library and abstractions on top of it provided by
|
|
|
|
|
https://github.com/spring-projects/spring-data-solr[Spring Data Solr]. There is
|
|
|
|
|
a `spring-boot-starter-data-solr` '`Starter POM`' for collecting the dependencies in a
|
|
|
|
|
@ -3015,13 +3015,13 @@ so you could take the JPA example from earlier and, assuming that `City` is now
|
|
|
|
|
`@SolrDocument` class rather than a JPA `@Entity`, it will work in the same way.
|
|
|
|
|
|
|
|
|
|
TIP: For complete details of Spring Data Solr, refer to their
|
|
|
|
|
http://projects.spring.io/spring-data-solr/[reference documentation].
|
|
|
|
|
https://projects.spring.io/spring-data-solr/[reference documentation].
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
[[boot-features-elasticsearch]]
|
|
|
|
|
=== Elasticsearch
|
|
|
|
|
http://www.elasticsearch.org/[Elasticsearch] is an open source, distributed,
|
|
|
|
|
https://www.elastic.co/[Elasticsearch] is an open source, distributed,
|
|
|
|
|
real-time search and analytics engine. Spring Boot offers basic auto-configuration for
|
|
|
|
|
the Elasticsearch and abstractions on top of it provided by
|
|
|
|
|
https://github.com/spring-projects/spring-data-elasticsearch[Spring Data Elasticsearch].
|
|
|
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@ -3072,13 +3072,13 @@ infrastructure; so you could take the JPA example from earlier and, assuming tha
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work in the same way.
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TIP: For complete details of Spring Data Elasticsearch, refer to their
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http://docs.spring.io/spring-data/elasticsearch/docs/[reference documentation].
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https://docs.spring.io/spring-data/elasticsearch/docs/[reference documentation].
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[[boot-features-cassandra]]
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=== Cassandra
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http://cassandra.apache.org/[Cassandra] is an open source, distributed database management
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https://cassandra.apache.org/[Cassandra] is an open source, distributed database management
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system designed to handle large amounts of data across many commodity servers. Spring Boot
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offers auto-configuration for Cassandra and abstractions on top of it provided by
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https://github.com/spring-projects/spring-data-cassandra[Spring Data Cassandra].
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@ -3129,7 +3129,7 @@ limited than the JPA repositories discussed earlier, and will need to annotate f
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methods with `@Query`.
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TIP: For complete details of Spring Data Cassandra, refer to their
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http://docs.spring.io/spring-data/cassandra/docs/[reference documentation].
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https://docs.spring.io/spring-data/cassandra/docs/[reference documentation].
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@ -3609,7 +3609,7 @@ RabbitMQ configuration is controlled by external configuration properties in
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See {sc-spring-boot-autoconfigure}/amqp/RabbitProperties.{sc-ext}[`RabbitProperties`]
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for more of the supported options.
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TIP: Check http://spring.io/blog/2010/06/14/understanding-amqp-the-protocol-used-by-rabbitmq/[Understanding AMQP, the protocol used by RabbitMQ]
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TIP: Check https://spring.io/blog/2010/06/14/understanding-amqp-the-protocol-used-by-rabbitmq/[Understanding AMQP, the protocol used by RabbitMQ]
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for more details.
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@ -3738,7 +3738,7 @@ details.
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[[boot-features-jta]]
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== Distributed Transactions with JTA
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Spring Boot supports distributed JTA transactions across multiple XA resources using
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either an http://www.atomikos.com/[Atomikos] or https://github.com/bitronix/btm[Bitronix]
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either an https://www.atomikos.com/[Atomikos] or https://github.com/bitronix/btm[Bitronix]
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embedded transaction manager. JTA transactions are also supported when deploying to a
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suitable Java EE Application Server.
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@ -3881,7 +3881,7 @@ You could also specify the `hazelcast.xml` configuration file to use via configu
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Otherwise, Spring Boot tries to find the Hazelcast configuration from the default
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locations, that is `hazelcast.xml` in the working directory or at the root of the
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classpath. We also check if the `hazelcast.config` system property is set. Check the
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http://docs.hazelcast.org/docs/latest/manual/html-single/[Hazelcast documentation] for
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https://docs.hazelcast.org/docs/latest/manual/html-single/[Hazelcast documentation] for
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more details.
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NOTE: Spring Boot also has an
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@ -4165,7 +4165,7 @@ public class MyTest {
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@Test
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public void testRequest() throws Exception {
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HttpHeaders headers = template.getForEntity("http://myhost.com", String.class).getHeaders();
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HttpHeaders headers = template.getForEntity("https://myhost.com", String.class).getHeaders();
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assertThat(headers.getLocation().toString(), containsString("myotherhost"));
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}
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@ -4249,7 +4249,7 @@ code by annotating `@Configuration` classes or individual `@Bean` methods.
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==== Class conditions
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The `@ConditionalOnClass` and `@ConditionalOnMissingClass` annotations allows
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configuration to be included based on the presence or absence of specific classes. Due to
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the fact that annotation metadata is parsed using http://asm.ow2.org/[ASM] you can
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the fact that annotation metadata is parsed using https://asm.ow2.org/[ASM] you can
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actually use the `value` attribute to refer to the real class, even though that class
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might not actually appear on the running application classpath. You can also use the
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`name` attribute if you prefer to specify the class name using a `String` value.
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Spring Operator
6 years ago
committed by
Andy Wilkinson