SpringOne Platform 2017報告会メインプロジェクトのアップデート

Copyright©2018 NTT corp. All Rights Reserved.
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<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>
spring-boot-starter-data-mongodb
</artifactId>
</dependency>
<dependency>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
0

0 2 F
<dependencies>
<dependency>
<artifactId>
spring-boot-starter-data-mongodb-reactive
</artifactId>
</dependency>
<dependency>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>
0
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<dependencies>
<dependency>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>

+ +
B A C
$ wget http://localhost:8080 --header='Accept: application/json
--2018-01-23 16:05:32-- http://localhost:8080/
Resolving localhost... ::1, 127.0.0.1
Connecting to localhost|::1|:8080... connected.
HTTP request sent, awaiting response... 401 Unauthorized
Username/Password Authentication Failed.
B A C: + + : F

@Configuration
@EnableWebFluxSecurity
public class SimpleSecurityConfig{
@Bean
public MapReactiveUserDetailsService userDetailsRepository() {
UserDetails user = User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.roles("USER")
.build();
UserDetails admin = User.withDefaultPasswordEncoder()
.username("admin")
.password("admin")
.roles("ADMIN","USER")
.build();
return new MapReactiveUserDetailsService(user, admin);
}
( ) S F
( + ) W
) . S :

@Bean
public SecurityWebFilterChain springSecurityFilterChain(
ServerHttpSecurity http) {
http
.authorizeExchange()
.pathMatchers("/resources/**").permitAll()
.pathMatchers("/login").permitAll()
.pathMatchers("/admin").hasRole("ADMIN")
.anyExchange().authenticated()
.and()
.formLogin()
.loginPage("/login");
return http.build();
}
}
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public interface MongoRepository<T,ID> extends
PagingAndSortingRepository<T,ID>,
QueryByExampleExecutor<T>{
<S extends T> List<S> findAll(Example<S> example);
<S extends T> S insert(S entity);
// omitted
public interface ReactiveMongoRepository<T,ID> extends
ReactiveSortingRepository<T,ID>,
ReactiveQueryByExampleExecutor<T>{
<S extends T> Flux<S> findAll(Example<S> example);
<S extends T> Mono<S> insert(S entity);
// omitted

public class MongoTemplate implements MongoOperations,
ApplicationContextAware,
IndexOperationsProvider{
public <T> List<T> findAll(Class<T> entityClass) {
// omitted
public class ReactiveMongoTemplate implements
ReactiveMongoOperations,
ApplicationContextAware{
public <T> Flux<T> findAll(Class<T> entityClass) {
// omitted

public interface RxJava2CrudRepository<T,ID> extends
Repository<T,ID> {
<S extends T> Single<S> save(S entity);
<S extends T> Flowable<S> saveAll(Iterable<S> entities);
Maybe<T> findById(ID id);
// omitted

• ( )
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( )

public interface MyReactiveRepository extends
ReactiveCrudRepository<Foo,String>{
@Tailable
public Flux<Foo> findWithTailableCursorBy();
}
@GetMapping(value=”foo", produces="text/event-stream")
public Flux<Foo> getFoo(){
return repository.findWithTailableCursorBy();
}
+

+
@Autowired
ReactiveMongoTemplate template;
// omitted
@GetMapping(value="foo", produces="text/event-stream")
public Flux<Foo> getFoo(){
return template.tail(
new BasicQuery(new Document()),
Foo.class);
}

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0 . :
public class LoggersEndpoint
extends AbstractEndpoint<Map<String,Object>> {
@Override
public Map<String,Object> invoke() {
// omitted
}
public class LoggersMvcEndpoint extends EndpointMvcAdapter{
@ActuatorPostMapping("/{name:.*}")
@ResponseBody
@HypermediaDisabled
public Object set(@PathVariableString name,
@RequestBodyMap<String,String> configuration) {
// omitted
}
2 1

2 0.
:A A EG
@Endpoint(id="loggers")
public class LoggersEndpoint {
@ReadOperation
public Map<String,Object> loggers() {
// omitted
}
@WriteOperation
public void configureLogLevel(@Selector String name,
@NullableLogLevel configuredLevel) {
// omitted
}
B :
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. . . 0
https://micrometer.io

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2 00
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BE
<dependency>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>io.micrometer</groupId>
<artifactId>micrometer-registry-prometheus</artifactId>
<scope>runtime</scope>
</dependency>
management.endpoints.web.expose=health,info,prometheus
+ E

+
/ /

+
scrape_configs:
- job_name: 'spring-boot2'
metrics_path: '/actuator/prometheus'
static_configs:
- targets: ['localhost:8080']

+

+ +

https://micrometer.io/docs/ref/spring/1.5

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<dependencies>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-config</artifactId>
</dependency>
<dependency>
<artifactId>spring-security-oauth2-client</artifactId>
</dependency>
<dependency>
<artifactId>spring-security-oauth2-jose</artifactId>
</dependency>
<dependency>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>

, , , IF
spring.security.oauth2.client:
registration:
facebook:
client-secret: aaaabbbbbccccdddd111122223333
client-id: xxxxxxxxxxxxxxxxx
• , / , / IF
• O C G D IF H

spring.security.oauth2.client:
registration:
XXX:
client-secret: abcdefg1234567abcdefg1234567
client-id: xxxxyyyyxxxxyyyy
redirect-uri-template: "{baseUrl}/login/oauth2/code/XXX"
client-name: XXX
client-authentication-method: post
authorization-grant-type: authorization_code
scope:
openid
profile
provider:
XXX:
authorization-uri:https://…
token-uri:https://…
user-info-uri:https://…
jwk-set-uri:https://…

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• 4
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• 4
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• 9
• 9
•

( ( ( )
public interface CrudRepository<T,ID extends Serializable>
extends Repository<T,ID>{
T findOne(ID id);
Iterable<T> findAll();
Iterable<T> findAll(Iterable<ID> ids);
boolean exists(ID id);
public interface CrudRepository<T,ID> extends Repository<T,ID>{
Optional<T> findById(ID id);
Iterable<T> findAll();
Iterable<T> findAllById(Iterable<ID> ids);
boolean existsById(ID id);
(
(

( ( ( ( )
<S extends T> S save(S entity);
<S extends T> Iterable<S> save(Iterable<S> entities);
<S extends T> S save(S entity);
<S extends T> Iterable<S> saveAll(Iterable<S> entities);
(
(

( ( ( )
void delete(ID id);
void delete(T entity);
void delete(Iterable<? extends T> entities);
void deleteAll();
void deleteById(ID id);
void delete(T entity);
void deleteAll(Iterable<? extends T> entities);
void deleteAll();
(
(

public interface Custom{
// omitted
}
public class FooRepositoryImpl implements Custom{
// omitted
}
public interface FooRepository extends Custom,
CrudRepository<Foo,String>{
}
:
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eD
Da C

// omitted
}
public class CustomImpl implements Custom{
// omitted
}
public interface FooRepository extends Custom,
}
:
e a C D C SK
a C d
g Da R I R SK
e eD d
eD
Da C

// omitted
}
public class CustomImpl implements Custom{
// omitted
}
public interface FooRepository extends Custom, Custom2,
}
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e d D

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0 : .

0 . 0
@Bean
public FlatFileItemReader<Foo> reader(Resource resource)
throws Exception{
FlatFileItemReader<Foo> reader = new FlatFileItemReader<>();
reader.setName(“fooReader”);
reader.setResource(resource);
BeanWrapperFieldSetMapper<Foo>fieldSetMapper=
new BeanWrapperFieldSetMapper<>();
fieldSetMapper.setTargetType(Foo.class);
fieldSetMapper.afterPropertiesSet();
DelimitedLineTokenizer tokenizer = new DelimitedLineTokenizer();
tokenizer.setNames( new String[] {“first”, “second”, “third”});
tokenizer.afterPropertiesSet();
DefaultLineMapper lineMapper = new DefaultLineMapper();
lineMapper.setLineTokenizer(tokenizer);
lineMapper.setFieldSetMapper(fieldSetMapper);
reader.setLineMapper(lineMapper);
return reader;
}
4 3

. 0 4
@Bean
public FlatFileItemReader<Foo> reader(Resource resource) {
return new FlatFileItemReaderBuilder<Foo>()
.name(“fooReader”)
.resource(resource)
.delimited()
.names(new String[]{“first”, “second”, “third”})
.targetType(Foo.class)
.build();
}

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