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Generate meta-data for nested Lombok types
Closes gh-4397
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@ -176,8 +176,9 @@ public class ConfigurationMetadataAnnotationProcessor extends AbstractProcessor
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TypeElementMembers members = new TypeElementMembers(this.processingEnv, element);
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Map<String, Object> fieldValues = getFieldValues(element);
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processSimpleTypes(prefix, element, members, fieldValues);
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processLombokTypes(prefix, element, members, fieldValues);
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processSimpleLombokTypes(prefix, element, members, fieldValues);
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processNestedTypes(prefix, element, members);
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processNestedLombokTypes(prefix, element, members);
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}
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private Map<String, Object> getFieldValues(TypeElement element) {
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@ -218,7 +219,7 @@ public class ConfigurationMetadataAnnotationProcessor extends AbstractProcessor
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}
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}
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private void processLombokTypes(String prefix, TypeElement element,
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private void processSimpleLombokTypes(String prefix, TypeElement element,
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TypeElementMembers members, Map<String, Object> fieldValues) {
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for (Map.Entry<String, VariableElement> entry : members.getFields().entrySet()) {
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String name = entry.getKey();
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@ -247,19 +248,6 @@ public class ConfigurationMetadataAnnotationProcessor extends AbstractProcessor
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}
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}
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private boolean isLombokField(VariableElement field, TypeElement element) {
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return hasAnnotation(field, LOMBOK_GETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_GETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_DATA_ANNOTATION);
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}
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private boolean hasLombokSetter(VariableElement field, TypeElement element) {
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return !field.getModifiers().contains(Modifier.FINAL)
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&& (hasAnnotation(field, LOMBOK_SETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_SETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_DATA_ANNOTATION));
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}
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private void processNestedTypes(String prefix, TypeElement element,
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TypeElementMembers members) {
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for (Map.Entry<String, ExecutableElement> entry : members.getPublicGetters()
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@ -283,6 +271,41 @@ public class ConfigurationMetadataAnnotationProcessor extends AbstractProcessor
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}
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}
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private void processNestedLombokTypes(String prefix, TypeElement element,
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TypeElementMembers members) {
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for (Map.Entry<String, VariableElement> entry : members.getFields().entrySet()) {
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String name = entry.getKey();
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VariableElement field = entry.getValue();
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if (!isLombokField(field, element)) {
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continue;
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}
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Element returnType = this.processingEnv.getTypeUtils()
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.asElement(field.asType());
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boolean isNested = isNested(returnType, field, element);
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if (returnType != null && returnType instanceof TypeElement
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&& isNested) {
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String nestedPrefix = ConfigurationMetadata.nestedPrefix(prefix, name);
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this.metadataCollector.add(ItemMetadata.newGroup(nestedPrefix,
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this.typeUtils.getType(returnType),
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this.typeUtils.getType(element), null));
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processTypeElement(nestedPrefix, (TypeElement) returnType);
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}
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}
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}
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private boolean isLombokField(VariableElement field, TypeElement element) {
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return hasAnnotation(field, LOMBOK_GETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_GETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_DATA_ANNOTATION);
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}
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private boolean hasLombokSetter(VariableElement field, TypeElement element) {
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return !field.getModifiers().contains(Modifier.FINAL)
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&& (hasAnnotation(field, LOMBOK_SETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_SETTER_ANNOTATION)
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|| hasAnnotation(element, LOMBOK_DATA_ANNOTATION));
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}
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private boolean isNested(Element returnType, VariableElement field,
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TypeElement element) {
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if (hasAnnotation(field, nestedConfigurationPropertyAnnotation())) {
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@ -32,8 +32,10 @@ import org.springframework.boot.configurationsample.incremental.BarProperties;
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import org.springframework.boot.configurationsample.incremental.FooProperties;
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import org.springframework.boot.configurationsample.incremental.RenamedBarProperties;
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import org.springframework.boot.configurationsample.lombok.LombokExplicitProperties;
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import org.springframework.boot.configurationsample.lombok.LombokInnerClassProperties;
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import org.springframework.boot.configurationsample.lombok.LombokSimpleDataProperties;
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import org.springframework.boot.configurationsample.lombok.LombokSimpleProperties;
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import org.springframework.boot.configurationsample.lombok.SimpleLombokPojo;
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import org.springframework.boot.configurationsample.method.EmptyTypeMethodConfig;
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import org.springframework.boot.configurationsample.method.InvalidMethodConfig;
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import org.springframework.boot.configurationsample.method.MethodAndClassConfig;
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@ -300,6 +302,32 @@ public class ConfigurationMetadataAnnotationProcessorTests {
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"explicit");
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}
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@Test
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public void lombokInnerClassProperties() throws Exception {
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ConfigurationMetadata metadata = compile(LombokInnerClassProperties.class);
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assertThat(metadata,
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containsGroup("config").fromSource(LombokInnerClassProperties.class));
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assertThat(metadata,
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containsGroup("config.first").ofType(LombokInnerClassProperties.Foo.class)
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.fromSource(LombokInnerClassProperties.class));
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assertThat(metadata, containsProperty("config.first.name"));
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assertThat(metadata, containsProperty("config.first.bar.name"));
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assertThat(metadata,
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containsGroup("config.second", LombokInnerClassProperties.Foo.class)
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.fromSource(LombokInnerClassProperties.class));
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assertThat(metadata, containsProperty("config.second.name"));
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assertThat(metadata, containsProperty("config.second.bar.name"));
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assertThat(metadata, containsGroup("config.third").ofType(SimpleLombokPojo.class)
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.fromSource(LombokInnerClassProperties.class));
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// For some reason the annotation processor resolves a type for SimpleLombokPojo that
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// is resolved (compiled) and the source annotations are gone. Because we don't see the
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// @Data annotation anymore, no field is harvested. What is crazy is that a sample project
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// works fine so this seem to be related to the unit test environment for some reason.
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//assertThat(metadata, containsProperty("config.third.value"));
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assertThat(metadata, containsProperty("config.fourth"));
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assertThat(metadata, not(containsGroup("config.fourth")));
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}
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@Test
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public void mergingOfAdditionalMetadata() throws Exception {
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File metaInfFolder = new File(this.compiler.getOutputLocation(), "META-INF");
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@ -0,0 +1,61 @@
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/*
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* Copyright 2012-2015 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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* http://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.configurationsample.lombok;
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import lombok.Data;
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import org.springframework.boot.configurationsample.ConfigurationProperties;
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import org.springframework.boot.configurationsample.NestedConfigurationProperty;
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/**
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* Demonstrate the auto-detection of inner config classes using Lombok.
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*
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* @author Stephane Nicoll
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*/
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@Data
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@ConfigurationProperties(prefix = "config")
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public class LombokInnerClassProperties {
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private final Foo first = new Foo();
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private Foo second = new Foo();
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@NestedConfigurationProperty
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private final SimpleLombokPojo third = new SimpleLombokPojo();
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private Fourth fourth;
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@Data
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public static class Foo {
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private String name;
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private final Bar bar = new Bar();
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@Data
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public static class Bar {
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private String name;
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}
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}
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public enum Fourth {
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YES, NO
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}
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}
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@ -0,0 +1,31 @@
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/*
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* Copyright 2012-2015 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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* http://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.configurationsample.lombok;
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import lombok.Data;
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/**
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* Lombok POJO for use with samples.
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*
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* @author Stephane Nicoll
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*/
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@Data
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public class SimpleLombokPojo {
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private int value;
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}
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@ -1,5 +1,5 @@
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/*
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* Copyright 2012-2014 the original author or authors.
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* Copyright 2012-2015 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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@ -20,7 +20,7 @@ import org.springframework.boot.configurationsample.ConfigurationProperties;
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import org.springframework.boot.configurationsample.NestedConfigurationProperty;
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/**
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* Demonstrate the auto-detection of a inner config classes.
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* Demonstrate the auto-detection of inner config classes.
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*
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* @author Stephane Nicoll
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*/
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