Extract code samples from docs

See gh-6313

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/rsocket/MyService.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.rsocket;
+
+import reactor.core.publisher.Mono;
+
+import org.springframework.messaging.rsocket.RSocketRequester;
+import org.springframework.stereotype.Service;
+
+@Service
+public class MyService {
+
+	private final RSocketRequester rsocketRequester;
+
+	public MyService(RSocketRequester.Builder rsocketRequesterBuilder) {
+		this.rsocketRequester = rsocketRequesterBuilder.tcp("example.org", 9898);
+	}
+
+	public Mono<User> someRSocketCall(String name) {
+		return this.rsocketRequester.route("user").data(name).retrieveMono(User.class);
+	}
+
+}
+
+// @chomp:file
+
+class User {
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/security/OAuthClientConfiguration.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.security;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+
+@Configuration
+public class OAuthClientConfiguration {
+
+	@Bean
+	public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
+		http.authorizeRequests().anyRequest().authenticated();
+		http.oauth2Login().redirectionEndpoint().baseUri("custom-callback");
+		return http.build();
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/sql/jdbctemplate/MyBean.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.sql.jdbctemplate;
+
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.stereotype.Component;
+
+@Component
+public class MyBean {
+
+	private final JdbcTemplate jdbcTemplate;
+
+	public MyBean(JdbcTemplate jdbcTemplate) {
+		this.jdbcTemplate = jdbcTemplate;
+	}
+
+	public void doSomething() {
+		/* @chomp:line this.jdbcTemplate ... */ this.jdbcTemplate.execute("delete from customer");
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/sql/jooq/JooqExample.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.sql.jooq;
+
+import java.util.GregorianCalendar;
+import java.util.List;
+
+import org.jooq.DSLContext;
+
+import org.springframework.stereotype.Component;
+
+import static org.springframework.boot.docs.springbootfeatures.sql.jooq.Tables.AUTHOR;
+
+@Component
+public class JooqExample {
+
+	private final DSLContext create;
+
+	public JooqExample(DSLContext dslContext) {
+		this.create = dslContext;
+	}
+
+	// tag::method[]
+	public List<GregorianCalendar> authorsBornAfter1980() {
+		// @formatter:off
+		return this.create.selectFrom(AUTHOR)
+				.where(AUTHOR.DATE_OF_BIRTH.greaterThan(new GregorianCalendar(1980, 0, 1)))
+				.fetch(AUTHOR.DATE_OF_BIRTH);
+		// @formatter:on
+	} // end::method[]
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/sql/jooq/Tables.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.sql.jooq;
+
+import java.util.GregorianCalendar;
+
+import org.jooq.Name;
+import org.jooq.Table;
+import org.jooq.TableField;
+import org.jooq.impl.TableImpl;
+import org.jooq.impl.TableRecordImpl;
+
+abstract class Tables {
+
+	static final TAuthor AUTHOR = null;
+
+	abstract class TAuthor extends TableImpl<TAuthorRecord> {
+
+		TAuthor(Name name) {
+			super(name);
+		}
+
+		public final TableField<TAuthorRecord, GregorianCalendar> DATE_OF_BIRTH = null;
+
+	}
+
+	abstract class TAuthorRecord extends TableRecordImpl<TAuthorRecord> {
+
+		TAuthorRecord(Table<TAuthorRecord> table) {
+			super(table);
+		}
+
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/sql/jpa/City.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.sql.jpa;
+
+import java.io.Serializable;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+@Entity
+public class City implements Serializable {
+
+	@Id
+	@GeneratedValue
+	private Long id;
+
+	@Column(nullable = false)
+	private String name;
+
+	@Column(nullable = false)
+	private String state;
+
+	// ... additional members, often include @OneToMany mappings
+
+	protected City() {
+		// no-args constructor required by JPA spec
+		// this one is protected since it shouldn't be used directly
+	}
+
+	public City(String name, String state) {
+		this.name = name;
+		this.state = state;
+	}
+
+	public String getName() {
+		return this.name;
+	}
+
+	public String getState() {
+		return this.state;
+	}
+
+	// ... etc
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/sql/jpa/CityRepository.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.sql.jpa;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.repository.Repository;
+
+public interface CityRepository extends Repository<City, Long> {
+
+	Page<City> findAll(Pageable pageable);
+
+	City findByNameAndStateAllIgnoringCase(String name, String state);
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/webapplications/embeddedservletcontainer/CustomizationBean.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.webapplications.embeddedservletcontainer;
+
+import org.springframework.boot.web.server.WebServerFactoryCustomizer;
+import org.springframework.boot.web.servlet.server.ConfigurableServletWebServerFactory;
+import org.springframework.stereotype.Component;
+
+@Component
+public class CustomizationBean implements WebServerFactoryCustomizer<ConfigurableServletWebServerFactory> {
+
+	@Override
+	public void customize(ConfigurableServletWebServerFactory server) {
+		server.setPort(9000);
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/webapplications/embeddedservletcontainer/TomcatServerCustomizer.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.springbootfeatures.webapplications;
+package org.springframework.boot.docs.springbootfeatures.webapplications.embeddedservletcontainer;
 
 import java.time.Duration;
 

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/webapplications/jersey/Endpoint.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.webapplications.jersey;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+
+import org.springframework.stereotype.Component;
+
+@Component
+@Path("/hello")
+public class Endpoint {
+
+	@GET
+	public String message() {
+		return "Hello";
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/springbootfeatures/webapplications/jersey/JerseyConfig.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2012-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.springbootfeatures.webapplications.jersey;
+
+import org.glassfish.jersey.server.ResourceConfig;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class JerseyConfig extends ResourceConfig {
+
+	public JerseyConfig() {
+		register(Endpoint.class);
+	}
+
+}