Phillip Webb
4 years ago
parent
7a3bd6d44f
commit
23ebf017c0
@ -0,0 +1,38 @@
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration;
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//tag::code[]
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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@Configuration(proxyBeanMethods = false)
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public class ThirdPartyConfiguration {
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@Bean
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@ConfigurationProperties(prefix = "another")
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public AnotherComponent anotherComponent() {
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return new AnotherComponent();
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}
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}
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// end::code[]
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class AnotherComponent {
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}
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@ -0,0 +1,28 @@
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.enable;
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//tag::code[]
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.boot.context.properties.ConfigurationPropertiesScan;
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@SpringBootApplication
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@ConfigurationPropertiesScan({ "com.example.app", "org.acme.another" })
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public class MyApplication {
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}
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// end::code[]
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@ -0,0 +1,32 @@
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.enable;
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//tag::code[]
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import org.springframework.boot.context.properties.EnableConfigurationProperties;
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import org.springframework.context.annotation.Configuration;
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@Configuration(proxyBeanMethods = false)
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@EnableConfigurationProperties(AcmeProperties.class)
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public class MyConfiguration {
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}
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// end::code[]
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class AcmeProperties {
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}
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.merge.list;
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//tag::code[]
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import java.util.ArrayList;
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import java.util.List;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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@ConfigurationProperties("acme")
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public class AcmeProperties {
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private final List<MyPojo> list = new ArrayList<>();
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public List<MyPojo> getList() {
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return this.list;
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}
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}
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// end::code[]
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class MyPojo {
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}
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.merge.map;
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//tag::code[]
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import java.util.LinkedHashMap;
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import java.util.Map;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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@ConfigurationProperties("acme")
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public class AcmeProperties {
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private final Map<String, MyPojo> map = new LinkedHashMap<>();
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public Map<String, MyPojo> getMap() {
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return this.map;
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}
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}
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// end::code[]
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class MyPojo {
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}
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.relaxed;
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//tag::code[]
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import org.springframework.boot.context.properties.ConfigurationProperties;
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@ConfigurationProperties(prefix = "acme.my-project.person")
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public class OwnerProperties {
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private String firstName;
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public String getFirstName() {
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return this.firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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}
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// end::code[]
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.use;
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//tag::code[]
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import org.springframework.stereotype.Service;
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@Service
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public class MyService {
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private final AcmeProperties properties;
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public MyService(AcmeProperties properties) {
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this.properties = properties;
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}
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public void openConnection() {
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Server server = new Server(this.properties.getRemoteAddress());
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server.start();
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// ...
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}
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// ...
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}
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// end::code[]
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class AcmeProperties {
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Object getRemoteAddress() {
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return null;
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}
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}
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class Server {
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Server(Object remoteAddress) {
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}
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void start() {
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}
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}
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.validate;
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//tag::code[]
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import java.net.InetAddress;
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import javax.validation.constraints.NotNull;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.validation.annotation.Validated;
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@ConfigurationProperties(prefix = "acme")
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@Validated
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public class AcmeProperties {
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@NotNull
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private InetAddress remoteAddress;
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public InetAddress getRemoteAddress() {
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return this.remoteAddress;
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}
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public void setRemoteAddress(InetAddress remoteAddress) {
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this.remoteAddress = remoteAddress;
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}
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}
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// end::code[]
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/*
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.docs.springbootfeatures.externalizedconfiguration.validate.nested;
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//tag::code[]
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import java.net.InetAddress;
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import javax.validation.Valid;
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import javax.validation.constraints.NotEmpty;
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import javax.validation.constraints.NotNull;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.validation.annotation.Validated;
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@ConfigurationProperties(prefix = "acme")
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@Validated
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public class AcmeProperties {
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@NotNull
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private InetAddress remoteAddress;
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@Valid
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private final Security security = new Security();
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public InetAddress getRemoteAddress() {
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return this.remoteAddress;
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}
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public void setRemoteAddress(InetAddress remoteAddress) {
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this.remoteAddress = remoteAddress;
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}
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public Security getSecurity() {
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return this.security;
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}
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public static class Security {
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@NotEmpty
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private String username;
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public String getUsername() {
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return this.username;
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}
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public void setUsername(String username) {
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this.username = username;
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}
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}
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}
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// end::code[]
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/*
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* Copyright 2012-2021 the original author or authors.
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*
|
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
|
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* You may obtain a copy of the License at
|
||||
*
|
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* https://www.apache.org/licenses/LICENSE-2.0
|
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*
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* Unless required by applicable law or agreed to in writing, software
|
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* 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.
|
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*/
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package org.springframework.boot.docs.springbootfeatures.profiles;
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//tag::code[]
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Profile;
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@Configuration(proxyBeanMethods = false)
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@Profile("production")
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public class ProductionConfiguration {
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// ...
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}
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// end::code[]
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/*
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* 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
|
||||
*
|
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* https://www.apache.org/licenses/LICENSE-2.0
|
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*
|
||||
* 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.
|
||||
*/
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package org.springframework.boot.docs.springbootfeatures.webapplications;
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//tag::code[]
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import java.io.IOException;
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import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.http.HttpInputMessage;
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import org.springframework.http.HttpOutputMessage;
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import org.springframework.http.converter.AbstractHttpMessageConverter;
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import org.springframework.http.converter.HttpMessageConverter;
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import org.springframework.http.converter.HttpMessageNotReadableException;
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import org.springframework.http.converter.HttpMessageNotWritableException;
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@Configuration(proxyBeanMethods = false)
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public class HttpMessageConvertersConfiguration {
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@Bean
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public HttpMessageConverters customConverters() {
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HttpMessageConverter<?> additional = new AdditionalHttpMessageConverter();
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HttpMessageConverter<?> another = new AnotherHttpMessageConverter();
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return new HttpMessageConverters(additional, another);
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}
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|
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}
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// end::code[]
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|
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class AdditionalHttpMessageConverter extends AbstractHttpMessageConverter<Object> {
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|
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@Override
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protected boolean supports(Class<?> clazz) {
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return false;
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}
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|
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@Override
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protected Object readInternal(Class<?> clazz, HttpInputMessage inputMessage)
|
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throws IOException, HttpMessageNotReadableException {
|
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return null;
|
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}
|
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|
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@Override
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protected void writeInternal(Object t, HttpOutputMessage outputMessage)
|
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throws IOException, HttpMessageNotWritableException {
|
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}
|
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|
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}
|
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|
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class AnotherHttpMessageConverter extends AdditionalHttpMessageConverter {
|
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|
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}
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/*
|
||||
* 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.
|
||||
*/
|
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|
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package org.springframework.boot.docs.springbootfeatures.webapplications.json;
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|
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//tag::code[]
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import java.io.IOException;
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import com.fasterxml.jackson.core.JsonGenerator;
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import com.fasterxml.jackson.core.JsonParser;
|
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import com.fasterxml.jackson.core.JsonProcessingException;
|
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import com.fasterxml.jackson.core.ObjectCodec;
|
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import com.fasterxml.jackson.databind.DeserializationContext;
|
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import com.fasterxml.jackson.databind.JsonDeserializer;
|
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import com.fasterxml.jackson.databind.JsonNode;
|
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import com.fasterxml.jackson.databind.JsonSerializer;
|
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import com.fasterxml.jackson.databind.SerializerProvider;
|
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|
||||
import org.springframework.boot.jackson.JsonComponent;
|
||||
|
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@JsonComponent
|
||||
public class MyJsonComponent {
|
||||
|
||||
public static class Serializer extends JsonSerializer<MyObject> {
|
||||
|
||||
@Override
|
||||
public void serialize(MyObject value, JsonGenerator jgen, SerializerProvider serializers) throws IOException {
|
||||
jgen.writeStringField("name", value.getName());
|
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jgen.writeNumberField("age", value.getAge());
|
||||
}
|
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|
||||
}
|
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|
||||
public static class Deserializer extends JsonDeserializer<MyObject> {
|
||||
|
||||
@Override
|
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public MyObject deserialize(JsonParser jsonParser, DeserializationContext ctxt)
|
||||
throws IOException, JsonProcessingException {
|
||||
ObjectCodec codec = jsonParser.getCodec();
|
||||
JsonNode tree = codec.readTree(jsonParser);
|
||||
String name = tree.get("name").textValue();
|
||||
int age = tree.get("age").intValue();
|
||||
return new MyObject(name, age);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
class MyObject {
|
||||
|
||||
MyObject(String name, int age) {
|
||||
}
|
||||
|
||||
String getName() {
|
||||
return null;
|
||||
}
|
||||
|
||||
Integer getAge() {
|
||||
return null;
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,76 @@
|
||||
/*
|
||||
* 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.json.object;
|
||||
|
||||
//tag::code[]
|
||||
import java.io.IOException;
|
||||
|
||||
import com.fasterxml.jackson.core.JsonGenerator;
|
||||
import com.fasterxml.jackson.core.JsonParser;
|
||||
import com.fasterxml.jackson.core.ObjectCodec;
|
||||
import com.fasterxml.jackson.databind.DeserializationContext;
|
||||
import com.fasterxml.jackson.databind.JsonNode;
|
||||
import com.fasterxml.jackson.databind.SerializerProvider;
|
||||
|
||||
import org.springframework.boot.jackson.JsonComponent;
|
||||
import org.springframework.boot.jackson.JsonObjectDeserializer;
|
||||
import org.springframework.boot.jackson.JsonObjectSerializer;
|
||||
|
||||
@JsonComponent
|
||||
public class MyJsonComponent {
|
||||
|
||||
public static class Serializer extends JsonObjectSerializer<MyObject> {
|
||||
|
||||
@Override
|
||||
protected void serializeObject(MyObject value, JsonGenerator jgen, SerializerProvider provider)
|
||||
throws IOException {
|
||||
jgen.writeStringField("name", value.getName());
|
||||
jgen.writeNumberField("age", value.getAge());
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public static class Deserializer extends JsonObjectDeserializer<MyObject> {
|
||||
|
||||
@Override
|
||||
protected MyObject deserializeObject(JsonParser jsonParser, DeserializationContext context, ObjectCodec codec,
|
||||
JsonNode tree) throws IOException {
|
||||
String name = nullSafeValue(tree.get("name"), String.class);
|
||||
int age = nullSafeValue(tree.get("age"), Integer.class);
|
||||
return new MyObject(name, age);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
class MyObject {
|
||||
|
||||
MyObject(String name, int age) {
|
||||
}
|
||||
|
||||
String getName() {
|
||||
return null;
|
||||
}
|
||||
|
||||
Integer getAge() {
|
||||
return null;
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,41 @@
|
||||
/*
|
||||
* 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import org.springframework.context.annotation.Bean;
|
||||
import org.springframework.context.annotation.Configuration;
|
||||
import org.springframework.web.servlet.config.annotation.CorsRegistry;
|
||||
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
|
||||
|
||||
@Configuration(proxyBeanMethods = false)
|
||||
public class CorsConfiguration {
|
||||
|
||||
@Bean
|
||||
public WebMvcConfigurer corsConfigurer() {
|
||||
return new WebMvcConfigurer() {
|
||||
|
||||
@Override
|
||||
public void addCorsMappings(CorsRegistry registry) {
|
||||
registry.addMapping("/api/**");
|
||||
}
|
||||
|
||||
};
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,40 @@
|
||||
/*
|
||||
* 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import org.springframework.boot.web.server.ErrorPage;
|
||||
import org.springframework.boot.web.server.ErrorPageRegistrar;
|
||||
import org.springframework.boot.web.server.ErrorPageRegistry;
|
||||
import org.springframework.context.annotation.Bean;
|
||||
import org.springframework.context.annotation.Configuration;
|
||||
import org.springframework.http.HttpStatus;
|
||||
|
||||
@Configuration
|
||||
public class ErrorPageConfiguration {
|
||||
|
||||
@Bean
|
||||
public ErrorPageRegistrar errorPageRegistrar() {
|
||||
return this::registerErrorPages;
|
||||
}
|
||||
|
||||
private void registerErrorPages(ErrorPageRegistry registry) {
|
||||
registry.addErrorPages(new ErrorPage(HttpStatus.BAD_REQUEST, "/400"));
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,62 @@
|
||||
/*
|
||||
* 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import javax.servlet.RequestDispatcher;
|
||||
import javax.servlet.http.HttpServletRequest;
|
||||
|
||||
import org.springframework.http.HttpStatus;
|
||||
import org.springframework.http.ResponseEntity;
|
||||
import org.springframework.web.bind.annotation.ControllerAdvice;
|
||||
import org.springframework.web.bind.annotation.ExceptionHandler;
|
||||
import org.springframework.web.bind.annotation.ResponseBody;
|
||||
import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
|
||||
|
||||
@ControllerAdvice(basePackageClasses = AcmeController.class)
|
||||
public class MyControllerAdvice extends ResponseEntityExceptionHandler {
|
||||
|
||||
@ResponseBody
|
||||
@ExceptionHandler(MyException.class)
|
||||
ResponseEntity<?> handleControllerException(HttpServletRequest request, Throwable ex) {
|
||||
HttpStatus status = getStatus(request);
|
||||
return new ResponseEntity<>(new MyErrorBody(status.value(), ex.getMessage()), status);
|
||||
}
|
||||
|
||||
private HttpStatus getStatus(HttpServletRequest request) {
|
||||
Integer code = (Integer) request.getAttribute(RequestDispatcher.ERROR_STATUS_CODE);
|
||||
HttpStatus status = HttpStatus.resolve(code);
|
||||
return (status != null) ? status : HttpStatus.INTERNAL_SERVER_ERROR;
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
class AcmeController {
|
||||
|
||||
}
|
||||
|
||||
class MyException extends RuntimeException {
|
||||
|
||||
}
|
||||
|
||||
class MyErrorBody {
|
||||
|
||||
MyErrorBody(int value, String message) {
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,41 @@
|
||||
/*
|
||||
* Copyright 2012-2020 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import java.util.Map;
|
||||
|
||||
import javax.servlet.http.HttpServletRequest;
|
||||
|
||||
import org.springframework.boot.autoconfigure.web.servlet.error.ErrorViewResolver;
|
||||
import org.springframework.http.HttpStatus;
|
||||
import org.springframework.web.servlet.ModelAndView;
|
||||
|
||||
public class MyErrorViewResolver implements ErrorViewResolver {
|
||||
|
||||
@Override
|
||||
public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
|
||||
// Use the request or status to optionally return a ModelAndView
|
||||
if (status == HttpStatus.INSUFFICIENT_STORAGE) {
|
||||
// We could add custom model values here
|
||||
new ModelAndView("myview");
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,80 @@
|
||||
/*
|
||||
* 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import java.util.List;
|
||||
|
||||
import org.springframework.data.repository.CrudRepository;
|
||||
import org.springframework.web.bind.annotation.DeleteMapping;
|
||||
import org.springframework.web.bind.annotation.GetMapping;
|
||||
import org.springframework.web.bind.annotation.PathVariable;
|
||||
import org.springframework.web.bind.annotation.RequestMapping;
|
||||
import org.springframework.web.bind.annotation.RestController;
|
||||
|
||||
@RestController
|
||||
@RequestMapping("/users")
|
||||
public class MyRestController {
|
||||
|
||||
private final UserRepository userRepository;
|
||||
|
||||
private final CustomerRepository customerRepository;
|
||||
|
||||
public MyRestController(UserRepository userRepository, CustomerRepository customerRepository) {
|
||||
this.userRepository = userRepository;
|
||||
this.customerRepository = customerRepository;
|
||||
}
|
||||
|
||||
@GetMapping("/{user}")
|
||||
public User getUser(@PathVariable Long userId) {
|
||||
return this.userRepository.findById(userId).get();
|
||||
}
|
||||
|
||||
@GetMapping("/{user}/customers")
|
||||
List<Customer> getUserCustomers(@PathVariable Long userId) {
|
||||
return this.userRepository.findById(userId).map(this.customerRepository::findByUser).get();
|
||||
}
|
||||
|
||||
@DeleteMapping("/{user}")
|
||||
public void deleteUser(@PathVariable Long userId) {
|
||||
this.userRepository.deleteById(userId);
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
interface UserRepository extends CrudRepository<User, Long> {
|
||||
|
||||
}
|
||||
|
||||
interface CustomerRepository extends CrudRepository<Customer, Long> {
|
||||
|
||||
List<Customer> findByUser(User user);
|
||||
|
||||
}
|
||||
|
||||
class User {
|
||||
|
||||
List<Customer> getCustomers() {
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
class Customer {
|
||||
|
||||
}
|
||||
@ -0,0 +1,55 @@
|
||||
/*
|
||||
* 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.servlet;
|
||||
|
||||
//tag::code[]
|
||||
import java.io.IOException;
|
||||
import java.util.EnumSet;
|
||||
|
||||
import javax.servlet.DispatcherType;
|
||||
import javax.servlet.FilterChain;
|
||||
import javax.servlet.ServletException;
|
||||
import javax.servlet.ServletRequest;
|
||||
import javax.servlet.ServletResponse;
|
||||
|
||||
import org.springframework.boot.web.servlet.FilterRegistrationBean;
|
||||
import org.springframework.context.annotation.Bean;
|
||||
import org.springframework.context.annotation.Configuration;
|
||||
import org.springframework.web.filter.GenericFilterBean;
|
||||
|
||||
@Configuration
|
||||
public class ServletFilterConfiguration {
|
||||
|
||||
@Bean
|
||||
public FilterRegistrationBean<MyFilter> myFilter() {
|
||||
FilterRegistrationBean<MyFilter> registration = new FilterRegistrationBean<>(new MyFilter());
|
||||
// ...
|
||||
registration.setDispatcherTypes(EnumSet.allOf(DispatcherType.class));
|
||||
return registration;
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
class MyFilter extends GenericFilterBean {
|
||||
|
||||
@Override
|
||||
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
|
||||
throws IOException, ServletException {
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,38 @@
|
||||
/*
|
||||
* 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.webflux;
|
||||
|
||||
//tag::code[]
|
||||
import org.springframework.boot.web.codec.CodecCustomizer;
|
||||
import org.springframework.context.annotation.Bean;
|
||||
import org.springframework.context.annotation.Configuration;
|
||||
import org.springframework.http.codec.ServerSentEventHttpMessageReader;
|
||||
|
||||
@Configuration(proxyBeanMethods = false)
|
||||
public class CodecConfiguration {
|
||||
|
||||
@Bean
|
||||
public CodecCustomizer myCodecCustomizer() {
|
||||
return (configurer) -> {
|
||||
configurer.registerDefaults(false);
|
||||
configurer.customCodecs().register(new ServerSentEventHttpMessageReader());
|
||||
// ...
|
||||
};
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,59 @@
|
||||
/*
|
||||
* 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.webflux;
|
||||
|
||||
//tag::code[]
|
||||
import reactor.core.publisher.Mono;
|
||||
|
||||
import org.springframework.boot.autoconfigure.web.WebProperties.Resources;
|
||||
import org.springframework.boot.autoconfigure.web.reactive.error.AbstractErrorWebExceptionHandler;
|
||||
import org.springframework.boot.web.reactive.error.ErrorAttributes;
|
||||
import org.springframework.context.ApplicationContext;
|
||||
import org.springframework.http.HttpStatus;
|
||||
import org.springframework.http.MediaType;
|
||||
import org.springframework.stereotype.Component;
|
||||
import org.springframework.web.reactive.function.server.RouterFunction;
|
||||
import org.springframework.web.reactive.function.server.RouterFunctions;
|
||||
import org.springframework.web.reactive.function.server.ServerRequest;
|
||||
import org.springframework.web.reactive.function.server.ServerResponse;
|
||||
import org.springframework.web.reactive.function.server.ServerResponse.BodyBuilder;
|
||||
|
||||
@Component
|
||||
public class CustomErrorWebExceptionHandler extends AbstractErrorWebExceptionHandler {
|
||||
|
||||
public CustomErrorWebExceptionHandler(ErrorAttributes errorAttributes, Resources resources,
|
||||
ApplicationContext applicationContext) {
|
||||
super(errorAttributes, resources, applicationContext);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected RouterFunction<ServerResponse> getRoutingFunction(ErrorAttributes errorAttributes) {
|
||||
return RouterFunctions.route(this::acceptsXml, this::handleErrorAsXml);
|
||||
}
|
||||
|
||||
private boolean acceptsXml(ServerRequest request) {
|
||||
return request.headers().accept().contains(MediaType.APPLICATION_XML);
|
||||
}
|
||||
|
||||
public Mono<ServerResponse> handleErrorAsXml(ServerRequest request) {
|
||||
BodyBuilder builder = ServerResponse.status(HttpStatus.INTERNAL_SERVER_ERROR);
|
||||
// ... additional builder calls
|
||||
return builder.build();
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,83 @@
|
||||
/*
|
||||
* 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.webflux;
|
||||
|
||||
//tag::code[]
|
||||
import java.util.List;
|
||||
|
||||
import reactor.core.publisher.Flux;
|
||||
import reactor.core.publisher.Mono;
|
||||
|
||||
import org.springframework.data.repository.reactive.ReactiveCrudRepository;
|
||||
import org.springframework.web.bind.annotation.DeleteMapping;
|
||||
import org.springframework.web.bind.annotation.GetMapping;
|
||||
import org.springframework.web.bind.annotation.PathVariable;
|
||||
import org.springframework.web.bind.annotation.RequestMapping;
|
||||
import org.springframework.web.bind.annotation.RestController;
|
||||
|
||||
@RestController
|
||||
@RequestMapping("/users")
|
||||
public class MyRestController {
|
||||
|
||||
private final UserRepository userRepository;
|
||||
|
||||
private final CustomerRepository customerRepository;
|
||||
|
||||
public MyRestController(UserRepository userRepository, CustomerRepository customerRepository) {
|
||||
this.userRepository = userRepository;
|
||||
this.customerRepository = customerRepository;
|
||||
}
|
||||
|
||||
@GetMapping("/{user}")
|
||||
public Mono<User> getUser(@PathVariable Long userId) {
|
||||
return this.userRepository.findById(userId);
|
||||
}
|
||||
|
||||
@GetMapping("/{user}/customers")
|
||||
Flux<Customer> getUserCustomers(@PathVariable Long userId) {
|
||||
return this.userRepository.findById(userId).flatMapMany(this.customerRepository::findByUser);
|
||||
}
|
||||
|
||||
@DeleteMapping("/{user}")
|
||||
public void deleteUser(@PathVariable Long userId) {
|
||||
this.userRepository.deleteById(userId);
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
|
||||
interface UserRepository extends ReactiveCrudRepository<User, Long> {
|
||||
|
||||
}
|
||||
|
||||
interface CustomerRepository extends ReactiveCrudRepository<Customer, Long> {
|
||||
|
||||
Flux<Customer> findByUser(User user);
|
||||
|
||||
}
|
||||
|
||||
class User {
|
||||
|
||||
List<Customer> getCustomers() {
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
class Customer {
|
||||
|
||||
}
|
||||
@ -0,0 +1,48 @@
|
||||
/*
|
||||
* 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.webflux.fn;
|
||||
|
||||
//tag::code[]
|
||||
import org.springframework.context.annotation.Bean;
|
||||
import org.springframework.context.annotation.Configuration;
|
||||
import org.springframework.http.MediaType;
|
||||
import org.springframework.web.reactive.function.server.RequestPredicate;
|
||||
import org.springframework.web.reactive.function.server.RouterFunction;
|
||||
import org.springframework.web.reactive.function.server.ServerResponse;
|
||||
|
||||
import static org.springframework.web.reactive.function.server.RequestPredicates.DELETE;
|
||||
import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
|
||||
import static org.springframework.web.reactive.function.server.RequestPredicates.accept;
|
||||
import static org.springframework.web.reactive.function.server.RouterFunctions.route;
|
||||
|
||||
@Configuration(proxyBeanMethods = false)
|
||||
public class RoutingConfiguration {
|
||||
|
||||
private static final RequestPredicate ACCEPT_JSON = accept(MediaType.APPLICATION_JSON);
|
||||
|
||||
@Bean
|
||||
public RouterFunction<ServerResponse> monoRouterFunction(UserHandler userHandler) {
|
||||
// @formatter:off
|
||||
return route(
|
||||
GET("/{user}").and(ACCEPT_JSON), userHandler::getUser).andRoute(
|
||||
GET("/{user}/customers").and(ACCEPT_JSON), userHandler::getUserCustomers).andRoute(
|
||||
DELETE("/{user}").and(ACCEPT_JSON), userHandler::deleteUser);
|
||||
// @formatter:on
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
@ -0,0 +1,45 @@
|
||||
/*
|
||||
* 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.webflux.fn;
|
||||
|
||||
//tag::code[]
|
||||
import reactor.core.publisher.Mono;
|
||||
|
||||
import org.springframework.stereotype.Component;
|
||||
import org.springframework.web.reactive.function.server.ServerRequest;
|
||||
import org.springframework.web.reactive.function.server.ServerResponse;
|
||||
|
||||
@Component
|
||||
public class UserHandler {
|
||||
|
||||
public Mono<ServerResponse> getUser(ServerRequest request) {
|
||||
// ...
|
||||
return ServerResponse.ok().build();
|
||||
}
|
||||
|
||||
public Mono<ServerResponse> getUserCustomers(ServerRequest request) {
|
||||
// ...
|
||||
return ServerResponse.ok().build();
|
||||
}
|
||||
|
||||
public Mono<ServerResponse> deleteUser(ServerRequest request) {
|
||||
// ...
|
||||
return ServerResponse.ok().build();
|
||||
}
|
||||
|
||||
}
|
||||
// end::code[]
|
||||
Loading…
Reference in New Issue