Fix indentation in code examples.

Fixes the indentation to 4 characters in all code examples in *.adoc files.

Original pull request #1948

README.adoc

@@ -32,49 +32,49 @@ Here is a quick teaser of an application using Spring Data JDBC Repositories in
 ----
 interface PersonRepository extends CrudRepository<Person, Long> {
 
-  @Query("SELECT * FROM person WHERE lastname = :lastname")
-  List<Person> findByLastname(String lastname);
+    @Query("SELECT * FROM person WHERE lastname = :lastname")
+    List<Person> findByLastname(String lastname);
 
-  @Query("SELECT * FROM person WHERE firstname LIKE :firstname")
-  List<Person> findByFirstnameLike(String firstname);
+    @Query("SELECT * FROM person WHERE firstname LIKE :firstname")
+    List<Person> findByFirstnameLike(String firstname);
 }
 
 @Service
 class MyService {
 
-  private final PersonRepository repository;
+    private final PersonRepository repository;
 
-  public MyService(PersonRepository repository) {
-    this.repository = repository;
-  }
+    public MyService(PersonRepository repository) {
+        this.repository = repository;
+    }
 
-  public void doWork() {
+    public void doWork() {
 
-    repository.deleteAll();
+        repository.deleteAll();
 
-    Person person = new Person();
-    person.setFirstname("Jens");
-    person.setLastname("Schauder");
-    repository.save(person);
+        Person person = new Person();
+        person.setFirstname("Jens");
+        person.setLastname("Schauder");
+        repository.save(person);
 
-    List<Person> lastNameResults = repository.findByLastname("Schauder");
-    List<Person> firstNameResults = repository.findByFirstnameLike("Je%");
- }
+        List<Person> lastNameResults = repository.findByLastname("Schauder");
+        List<Person> firstNameResults = repository.findByFirstnameLike("Je%");
+    }
 }
 
 @Configuration
 @EnableJdbcRepositories
 class ApplicationConfig extends AbstractJdbcConfiguration {
 
-  @Bean
-  public DataSource dataSource() {
-    return …;
-  }
+    @Bean
+    public DataSource dataSource() {
+        return …;
+    }
 
-  @Bean
-  public NamedParameterJdbcTemplate namedParameterJdbcTemplate(DataSource dataSource) {
-    return new NamedParameterJdbcTemplate(dataSource);
-  }
+     @Bean
+     public NamedParameterJdbcTemplate namedParameterJdbcTemplate(DataSource dataSource) {
+         return new NamedParameterJdbcTemplate(dataSource);
+     }
 }
 ----
 
@@ -85,9 +85,9 @@ Add the Maven dependency:
 [source,xml]
 ----
 <dependency>
-  <groupId>org.springframework.data</groupId>
-  <artifactId>spring-data-jdbc</artifactId>
-  <version>${version}</version>
+    <groupId>org.springframework.data</groupId>
+    <artifactId>spring-data-jdbc</artifactId>
+    <version>${version}</version>
 </dependency>
 ----
 
@@ -96,15 +96,15 @@ If you'd rather like the latest snapshots of the upcoming major version, use our
 [source,xml]
 ----
 <dependency>
-  <groupId>org.springframework.data</groupId>
-  <artifactId>spring-data-jdbc</artifactId>
-  <version>${version}-SNAPSHOT</version>
+    <groupId>org.springframework.data</groupId>
+    <artifactId>spring-data-jdbc</artifactId>
+    <version>${version}-SNAPSHOT</version>
 </dependency>
 
 <repository>
-  <id>spring-snapshot</id>
-  <name>Spring Snapshot Repository</name>
-  <url>https://repo.spring.io/snapshot</url>
+    <id>spring-snapshot</id>
+    <name>Spring Snapshot Repository</name>
+    <url>https://repo.spring.io/snapshot</url>
 </repository>
 ----
 
@@ -116,46 +116,46 @@ Here is a quick teaser of an application using Spring Data R2DBC Repositories in
 ----
 interface PersonRepository extends ReactiveCrudRepository<Person, Long> {
 
-  @Query("SELECT * FROM person WHERE lastname = :lastname")
-  Flux<Person> findByLastname(String lastname);
+    @Query("SELECT * FROM person WHERE lastname = :lastname")
+    Flux<Person> findByLastname(String lastname);
 
-  @Query("SELECT * FROM person WHERE firstname LIKE :firstname")
-  Flux<Person> findByFirstnameLike(String firstname);
+    @Query("SELECT * FROM person WHERE firstname LIKE :firstname")
+    Flux<Person> findByFirstnameLike(String firstname);
 }
 
 @Service
 class MyService {
 
-  private final PersonRepository repository;
+    private final PersonRepository repository;
 
-  public MyService(PersonRepository repository) {
-    this.repository = repository;
-  }
+    public MyService(PersonRepository repository) {
+        this.repository = repository;
+    }
 
-  public Flux<Person> doWork() {
+    public Flux<Person> doWork() {
 
-    Person person = new Person();
-    person.setFirstname("Jens");
-    person.setLastname("Schauder");
-    repository.save(person);
+        Person person = new Person();
+        person.setFirstname("Jens");
+        person.setLastname("Schauder");
+        repository.save(person);
 
-    Mono<Void> deleteAll = repository.deleteAll();
+        Mono<Void> deleteAll = repository.deleteAll();
 
-    Flux<Person> lastNameResults = repository.findByLastname("Schauder");
-    Flux<Person> firstNameResults = repository.findByFirstnameLike("Je%");
+        Flux<Person> lastNameResults = repository.findByLastname("Schauder");
+        Flux<Person> firstNameResults = repository.findByFirstnameLike("Je%");
 
-    return deleteAll.thenMany(lastNameResults.concatWith(firstNameResults));
- }
+        return deleteAll.thenMany(lastNameResults.concatWith(firstNameResults));
+    }
 }
 
 @Configuration
 @EnableR2dbcRepositories
 class ApplicationConfig extends AbstractR2dbcConfiguration {
 
-  @Bean
-  public ConnectionFactory connectionFactory() {
-    return ConnectionFactories.get("r2dbc:<driver>://<host>:<port>/<database>");
-  }
+    @Bean
+    public ConnectionFactory connectionFactory() {
+        return ConnectionFactories.get("r2dbc:<driver>://<host>:<port>/<database>");
+    }
 
 }
 ----
@@ -167,9 +167,9 @@ Add the Maven dependency:
 [source,xml]
 ----
 <dependency>
-  <groupId>org.springframework.data</groupId>
-  <artifactId>spring-data-r2dbc</artifactId>
-  <version>${version}</version>
+    <groupId>org.springframework.data</groupId>
+    <artifactId>spring-data-r2dbc</artifactId>
+    <version>${version}</version>
 </dependency>
 ----
 
@@ -178,15 +178,15 @@ If you'd rather like the latest snapshots of the upcoming major version, use our
 [source,xml]
 ----
 <dependency>
-  <groupId>org.springframework.data</groupId>
-  <artifactId>spring-data-r2dbc</artifactId>
-  <version>${version}-SNAPSHOT</version>
+    <groupId>org.springframework.data</groupId>
+    <artifactId>spring-data-r2dbc</artifactId>
+    <version>${version}-SNAPSHOT</version>
 </dependency>
 
 <repository>
-  <id>spring-libs-snapshot</id>
-  <name>Spring Snapshot Repository</name>
-  <url>https://repo.spring.io/snapshot</url>
+    <id>spring-libs-snapshot</id>
+    <name>Spring Snapshot Repository</name>
+    <url>https://repo.spring.io/snapshot</url>
 </repository>
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/auditing.adoc

@@ -11,10 +11,10 @@ In order to activate auditing, add `@EnableJdbcAuditing` to your configuration,
 @EnableJdbcAuditing
 class Config {
 
-  @Bean
-  AuditorAware<AuditableUser> auditorProvider() {
-    return new AuditorAwareImpl();
-  }
+    @Bean
+    AuditorAware<AuditableUser> auditorProvider() {
+        return new AuditorAwareImpl();
+    }
 }
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/getting-started.adoc

@@ -39,13 +39,13 @@ Then enter a project and a package name, such as `org.spring.jdbc.example`.
 ----
 <dependencies>
 
-  <!-- other dependency elements omitted -->
+    <!-- other dependency elements omitted -->
 
-  <dependency>
-    <groupId>org.springframework.data</groupId>
-    <artifactId>spring-data-jdbc</artifactId>
-    <version>{version}</version>
-  </dependency>
+    <dependency>
+        <groupId>org.springframework.data</groupId>
+        <artifactId>spring-data-jdbc</artifactId>
+        <version>{version}</version>
+    </dependency>
 
 </dependencies>
 ----
@@ -62,11 +62,11 @@ Then enter a project and a package name, such as `org.spring.jdbc.example`.
 [source,xml]
 ----
 <repositories>
-  <repository>
-    <id>spring-milestone</id>
-    <name>Spring Maven MILESTONE Repository</name>
-    <url>https://repo.spring.io/milestone</url>
-  </repository>
+    <repository>
+        <id>spring-milestone</id>
+        <name>Spring Maven MILESTONE Repository</name>
+        <url>https://repo.spring.io/milestone</url>
+    </repository>
 </repositories>
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/mybatis.adoc

@@ -16,10 +16,10 @@ The easiest way to properly plug MyBatis into Spring Data JDBC is by importing `
 @Import(MyBatisJdbcConfiguration.class)
 class Application {
 
-  @Bean
-  SqlSessionFactoryBean sqlSessionFactoryBean() {
-    // Configure MyBatis here
-  }
+    @Bean
+    SqlSessionFactoryBean sqlSessionFactoryBean() {
+        // Configure MyBatis here
+    }
 }
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/query-methods.adoc

@@ -11,25 +11,25 @@ Defining such a query is a matter of declaring a method on the repository interf
 ----
 interface PersonRepository extends PagingAndSortingRepository<Person, String> {
 
-  List<Person> findByFirstname(String firstname);                                   <1>
+    List<Person> findByFirstname(String firstname);                                   <1>
 
-  List<Person> findByFirstnameOrderByLastname(String firstname, Pageable pageable); <2>
+    List<Person> findByFirstnameOrderByLastname(String firstname, Pageable pageable); <2>
 
-  Slice<Person> findByLastname(String lastname, Pageable pageable);                 <3>
+    Slice<Person> findByLastname(String lastname, Pageable pageable);                 <3>
 
-  Page<Person> findByLastname(String lastname, Pageable pageable);                  <4>
+    Page<Person> findByLastname(String lastname, Pageable pageable);                  <4>
 
-  Person findByFirstnameAndLastname(String firstname, String lastname);             <5>
+    Person findByFirstnameAndLastname(String firstname, String lastname);             <5>
 
-  Person findFirstByLastname(String lastname);                                      <6>
+    Person findFirstByLastname(String lastname);                                      <6>
 
-  @Query("SELECT * FROM person WHERE lastname = :lastname")
-  List<Person> findByLastname(String lastname);                                     <7>
-  @Query("SELECT * FROM person WHERE lastname = :lastname")
-  Stream<Person> streamByLastname(String lastname);                                     <8>
+    @Query("SELECT * FROM person WHERE lastname = :lastname")
+    List<Person> findByLastname(String lastname);                                     <7>
+    @Query("SELECT * FROM person WHERE lastname = :lastname")
+    Stream<Person> streamByLastname(String lastname);                                     <8>
 
-  @Query("SELECT * FROM person WHERE username = :#{ principal?.username }")
-  Person findActiveUser();															<9>
+    @Query("SELECT * FROM person WHERE username = :#{ principal?.username }")
+    Person findActiveUser();															<9>
 }
 ----
 <1> The method shows a query for all people with the given `firstname`.
@@ -156,8 +156,8 @@ The following example shows how to use `@Query` to declare a query method:
 ----
 interface UserRepository extends CrudRepository<User, Long> {
 
-  @Query("select firstName, lastName from User u where u.emailAddress = :email")
-  User findByEmailAddress(@Param("email") String email);
+    @Query("select firstName, lastName from User u where u.emailAddress = :email")
+    User findByEmailAddress(@Param("email") String email);
 }
 ----
 
@@ -252,9 +252,9 @@ The following example shows how to register `DefaultQueryMappingConfiguration`:
 ----
 @Bean
 QueryMappingConfiguration rowMappers() {
-  return new DefaultQueryMappingConfiguration()
-    .register(Person.class, new PersonRowMapper())
-    .register(Address.class, new AddressRowMapper());
+    return new DefaultQueryMappingConfiguration()
+        .register(Person.class, new PersonRowMapper())
+        .register(Address.class, new AddressRowMapper());
 }
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/schema-support.adoc

@@ -11,11 +11,11 @@ Consider the following domain entity:
 ----
 @Table
 class Person {
-  @Id long id;
-  String firstName;
-  String lastName;
-  LocalDate birthday;
-  boolean active;
+    @Id long id;
+    String firstName;
+    String lastName;
+    LocalDate birthday;
+    boolean active;
 }
 ----
 

src/main/antora/modules/ROOT/pages/jdbc/transactions.adoc

@@ -12,11 +12,11 @@ If you need to tweak transaction configuration for one of the methods declared i
 ----
 interface UserRepository extends CrudRepository<User, Long> {
 
-  @Override
-  @Transactional(timeout = 10)
-  List<User> findAll();
+    @Override
+    @Transactional(timeout = 10)
+    List<User> findAll();
 
-  // Further query method declarations
+    // Further query method declarations
 }
 ----
 
@@ -32,23 +32,24 @@ The following example shows how to create such a facade:
 @Service
 public class UserManagementImpl implements UserManagement {
 
-  private final UserRepository userRepository;
-  private final RoleRepository roleRepository;
+    private final UserRepository userRepository;
+    private final RoleRepository roleRepository;
 
-  UserManagementImpl(UserRepository userRepository,
-    RoleRepository roleRepository) {
-    this.userRepository = userRepository;
-    this.roleRepository = roleRepository;
-  }
+    UserManagementImpl(UserRepository userRepository,
+        RoleRepository roleRepository) {
+        this.userRepository = userRepository;
+        this.roleRepository = roleRepository;
+    }
 
-  @Transactional
-  public void addRoleToAllUsers(String roleName) {
+    @Transactional
+    public void addRoleToAllUsers(String roleName) {
 
-    Role role = roleRepository.findByName(roleName);
+        Role role = roleRepository.findByName(roleName);
 
-    for (User user : userRepository.findAll()) {
-      user.addRole(role);
-      userRepository.save(user);
+        for (User user : userRepository.findAll()) {
+            user.addRole(role);
+            userRepository.save(user);
+        }
     }
 }
 ----
@@ -69,12 +70,12 @@ To let your query methods be transactional, use `@Transactional` at the reposito
 @Transactional(readOnly = true)
 interface UserRepository extends CrudRepository<User, Long> {
 
-  List<User> findByLastname(String lastname);
+    List<User> findByLastname(String lastname);
 
-  @Modifying
-  @Transactional
-  @Query("delete from User u where u.active = false")
-  void deleteInactiveUsers();
+    @Modifying
+    @Transactional
+    @Query("delete from User u where u.active = false")
+    void deleteInactiveUsers();
 }
 ----
 
@@ -105,8 +106,8 @@ In that cases both modes are equivalent of `PESSIMISTIC_WRITE`.
 ----
 interface UserRepository extends CrudRepository<User, Long> {
 
-  @Lock(LockMode.PESSIMISTIC_READ)
-  List<User> findByLastname(String lastname);
+    @Lock(LockMode.PESSIMISTIC_READ)
+    List<User> findByLastname(String lastname);
 }
 ----
 

src/main/antora/modules/ROOT/pages/r2dbc/auditing.adoc

@@ -10,10 +10,10 @@ Since Spring Data R2DBC 1.2, auditing can be enabled by annotating a configurati
 @EnableR2dbcAuditing
 class Config {
 
-  @Bean
-  public ReactiveAuditorAware<AuditableUser> myAuditorProvider() {
-      return new AuditorAwareImpl();
-  }
+    @Bean
+    public ReactiveAuditorAware<AuditableUser> myAuditorProvider() {
+        return new AuditorAwareImpl();
+    }
 }
 ----
 

src/main/antora/modules/ROOT/pages/r2dbc/entity-persistence.adoc

@@ -189,10 +189,10 @@ include::partial$optimistic-locking.adoc[]
 @Table
 class Person {
 
-  @Id Long id;
-  String firstname;
-  String lastname;
-  @Version Long version;
+    @Id Long id;
+    String firstname;
+    String lastname;
+    @Version Long version;
 }
 
 R2dbcEntityTemplate template = …;

src/main/antora/modules/ROOT/pages/r2dbc/getting-started.adoc

@@ -41,20 +41,20 @@ Then enter a project and a package name, such as `org.spring.r2dbc.example`.
 ----
 <dependencies>
 
-  <!-- other dependency elements omitted -->
+    <!-- other dependency elements omitted -->
 
-  <dependency>
-    <groupId>org.springframework.data</groupId>
-    <artifactId>spring-data-r2dbc</artifactId>
-    <version>{version}</version>
-  </dependency>
+    <dependency>
+        <groupId>org.springframework.data</groupId>
+        <artifactId>spring-data-r2dbc</artifactId>
+        <version>{version}</version>
+    </dependency>
 
-  <!-- a R2DBC driver -->
-  <dependency>
-    <groupId>io.r2dbc</groupId>
-    <artifactId>r2dbc-h2</artifactId>
-    <version>x.y.z</version>
-  </dependency>
+    <!-- a R2DBC driver -->
+    <dependency>
+        <groupId>io.r2dbc</groupId>
+        <artifactId>r2dbc-h2</artifactId>
+        <version>x.y.z</version>
+    </dependency>
 
 </dependencies>
 ----
@@ -71,11 +71,11 @@ Then enter a project and a package name, such as `org.spring.r2dbc.example`.
 [source,xml]
 ----
 <repositories>
-  <repository>
-    <id>spring-milestone</id>
-    <name>Spring Maven MILESTONE Repository</name>
-    <url>https://repo.spring.io/milestone</url>
-  </repository>
+    <repository>
+        <id>spring-milestone</id>
+        <name>Spring Maven MILESTONE Repository</name>
+        <url>https://repo.spring.io/milestone</url>
+    </repository>
 </repositories>
 ----
 
@@ -100,10 +100,11 @@ Next, you need to create a table structure in your database, as follows:
 
 [source,sql]
 ----
-CREATE TABLE person
-  (id VARCHAR(255) PRIMARY KEY,
-   name VARCHAR(255),
-   age INT);
+CREATE TABLE person(
+    id VARCHAR(255) PRIMARY KEY,
+    name VARCHAR(255),
+    age INT
+);
 ----
 
 You also need a main application to run, as follows:
@@ -117,10 +118,11 @@ When you run the main program, the preceding examples produce output similar to
 
 [source]
 ----
-2018-11-28 10:47:03,893 DEBUG amework.core.r2dbc.DefaultDatabaseClient: 310 - Executing SQL statement [CREATE TABLE person
-  (id VARCHAR(255) PRIMARY KEY,
-   name VARCHAR(255),
-   age INT)]
+2018-11-28 10:47:03,893 DEBUG amework.core.r2dbc.DefaultDatabaseClient: 310 - Executing SQL statement [CREATE TABLE person(
+     id VARCHAR(255) PRIMARY KEY,
+     name VARCHAR(255),
+     age INT
+ )]
 2018-11-28 10:47:04,074 DEBUG amework.core.r2dbc.DefaultDatabaseClient: 908 - Executing SQL statement [INSERT INTO person (id, name, age) VALUES($1, $2, $3)]
 2018-11-28 10:47:04,092 DEBUG amework.core.r2dbc.DefaultDatabaseClient: 575 - Executing SQL statement [SELECT id, name, age FROM person]
 2018-11-28 10:47:04,436  INFO        org.spring.r2dbc.example.R2dbcApp:  43 - Person [id='joe', name='Joe', age=34]
@@ -155,11 +157,11 @@ The following example shows an example of using Java-based bean metadata to regi
 @Configuration
 public class ApplicationConfiguration extends AbstractR2dbcConfiguration {
 
-  @Override
-  @Bean
-  public ConnectionFactory connectionFactory() {
-    return …
-  }
+    @Override
+    @Bean
+    public ConnectionFactory connectionFactory() {
+        return …
+    }
 }
 ----
 

src/main/antora/modules/ROOT/pages/r2dbc/mapping.adoc

@@ -62,16 +62,16 @@ See xref:r2dbc/getting-started.adoc#r2dbc.dialects[R2DBC Drivers] for how to con
 @Configuration
 public class MyAppConfig extends AbstractR2dbcConfiguration {
 
-  public ConnectionFactory connectionFactory() {
-    return ConnectionFactories.get("r2dbc:…");
-  }
+    public ConnectionFactory connectionFactory() {
+        return ConnectionFactories.get("r2dbc:…");
+    }
 
-  // the following are optional
+    // the following are optional
 
-  @Override
-  protected List<Object> getCustomConverters() {
-    return List.of(new PersonReadConverter(), new PersonWriteConverter());
-  }
+    @Override
+    protected List<Object> getCustomConverters() {
+        return List.of(new PersonReadConverter(), new PersonWriteConverter());
+    }
 }
 ----
 
@@ -100,14 +100,14 @@ package com.mycompany.domain;
 @Table
 public class Person {
 
-  @Id
-  private Long id;
+    @Id
+    private Long id;
 
-  private Integer ssn;
+    private Integer ssn;
 
-  private String firstName;
+    private String firstName;
 
-  private String lastName;
+    private String lastName;
 }
 ----
 
@@ -199,13 +199,13 @@ The following example of a Spring Converter implementation converts from a `Row`
 [source,java]
 ----
 @ReadingConverter
- public class PersonReadConverter implements Converter<Row, Person> {
+public class PersonReadConverter implements Converter<Row, Person> {
 
-  public Person convert(Row source) {
-    Person p = new Person(source.get("id", String.class),source.get("name", String.class));
-    p.setAge(source.get("age", Integer.class));
-    return p;
-  }
+    public Person convert(Row source) {
+        Person p = new Person(source.get("id", String.class),source.get("name", String.class));
+        p.setAge(source.get("age", Integer.class));
+        return p;
+    }
 }
 ----
 
@@ -222,13 +222,13 @@ The following example converts from a `Person` to a `OutboundRow`:
 @WritingConverter
 public class PersonWriteConverter implements Converter<Person, OutboundRow> {
 
-  public OutboundRow convert(Person source) {
-    OutboundRow row = new OutboundRow();
-    row.put("id", Parameter.from(source.getId()));
-    row.put("name", Parameter.from(source.getFirstName()));
-    row.put("age", Parameter.from(source.getAge()));
-    return row;
-  }
+    public OutboundRow convert(Person source) {
+        OutboundRow row = new OutboundRow();
+        row.put("id", Parameter.from(source.getId()));
+        row.put("name", Parameter.from(source.getFirstName()));
+        row.put("age", Parameter.from(source.getAge()));
+        return row;
+    }
 }
 ----
 

src/main/antora/modules/ROOT/pages/r2dbc/query-methods.adoc

@@ -10,21 +10,21 @@ Defining such a query is a matter of declaring a method on the repository interf
 ----
 interface ReactivePersonRepository extends ReactiveSortingRepository<Person, Long> {
 
-  Flux<Person> findByFirstname(String firstname);                                   <1>
+    Flux<Person> findByFirstname(String firstname);                                   <1>
 
-  Flux<Person> findByFirstname(Publisher<String> firstname);                        <2>
+    Flux<Person> findByFirstname(Publisher<String> firstname);                        <2>
 
-  Flux<Person> findByFirstnameOrderByLastname(String firstname, Pageable pageable); <3>
+    Flux<Person> findByFirstnameOrderByLastname(String firstname, Pageable pageable); <3>
 
-  Mono<Person> findByFirstnameAndLastname(String firstname, String lastname);       <4>
+    Mono<Person> findByFirstnameAndLastname(String firstname, String lastname);       <4>
 
-  Mono<Person> findFirstByLastname(String lastname);                                <5>
+    Mono<Person> findFirstByLastname(String lastname);                                <5>
 
-  @Query("SELECT * FROM person WHERE lastname = :lastname")
-  Flux<Person> findByLastname(String lastname);                                     <6>
+    @Query("SELECT * FROM person WHERE lastname = :lastname")
+    Flux<Person> findByLastname(String lastname);                                     <6>
 
-  @Query("SELECT firstname, lastname FROM person WHERE lastname = $1")
-  Mono<Person> findFirstByLastname(String lastname);                                <7>
+    @Query("SELECT firstname, lastname FROM person WHERE lastname = $1")
+    Mono<Person> findFirstByLastname(String lastname);                                <7>
 }
 ----
 
@@ -147,11 +147,11 @@ Using keywords from the preceding table can be used in conjunction with `delete
 ----
 interface ReactivePersonRepository extends ReactiveSortingRepository<Person, String> {
 
-  Mono<Integer> deleteByLastname(String lastname);            <1>
+    Mono<Integer> deleteByLastname(String lastname);            <1>
 
-  Mono<Void> deletePersonByLastname(String lastname);         <2>
+    Mono<Void> deletePersonByLastname(String lastname);         <2>
 
-  Mono<Boolean> deletePersonByLastname(String lastname);      <3>
+    Mono<Boolean> deletePersonByLastname(String lastname);      <3>
 }
 ----
 
@@ -192,8 +192,8 @@ The following example shows how to use `@Query` to declare a query method:
 ----
 interface UserRepository extends ReactiveCrudRepository<User, Long> {
 
-  @Query("select firstName, lastName from User u where u.emailAddress = :email")
-  Flux<User> findByEmailAddress(@Param("email") String email);
+    @Query("select firstName, lastName from User u where u.emailAddress = :email")
+    Flux<User> findByEmailAddress(@Param("email") String email);
 }
 ----
 

src/main/antora/modules/ROOT/pages/r2dbc/repositories.adoc

@@ -18,12 +18,12 @@ Consider the following `Person` class:
 ----
 public class Person {
 
-  @Id
-  private Long id;
-  private String firstname;
-  private String lastname;
+    @Id
+    private Long id;
+    private String firstname;
+    private String lastname;
 
-  // … getters and setters omitted
+    // … getters and setters omitted
 }
 ----
 
@@ -34,7 +34,7 @@ The following example shows a repository interface for the preceding `Person` cl
 ----
 public interface PersonRepository extends ReactiveCrudRepository<Person, Long> {
 
-  // additional custom query methods go here
+    // additional custom query methods go here
 }
 ----
 
@@ -49,10 +49,10 @@ The following example shows how to use Java configuration for a repository:
 @EnableR2dbcRepositories
 class ApplicationConfig extends AbstractR2dbcConfiguration {
 
-  @Override
-  public ConnectionFactory connectionFactory() {
-    return …
-  }
+      @Override
+      public ConnectionFactory connectionFactory() {
+        return …
+      }
 }
 ----