Fix type detection with annotated getter

This commit makes sure that the `type` of a property is generated
property if the getter of the property is annotated. Previously, a type
implementation may expose the annotation information.

Closes gh-11512

spring-boot-integration-tests/spring-boot-configuration-processor-tests/src/main/java/com/example/AnnotatedSample.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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 com.example;
+
+import javax.validation.Valid;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+/**
+ * Test that a valid type is generated if an annotation is present.
+ *
+ * @author Stephane Nicoll
+ */
+@ConfigurationProperties("annotated")
+public class AnnotatedSample {
+
+	/**
+	 * A valid name.
+	 */
+	private String name;
+
+	@Valid
+	public String getName() {
+		return this.name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+}

spring-boot-integration-tests/spring-boot-configuration-processor-tests/src/test/java/org/springframework/boot/configurationprocessor/tests/ConfigurationProcessorIntegrationTests.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.configurationprocessor.tests;
+
+import java.io.IOException;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import org.springframework.boot.configurationmetadata.ConfigurationMetadataProperty;
+import org.springframework.boot.configurationmetadata.ConfigurationMetadataRepository;
+import org.springframework.boot.configurationmetadata.ConfigurationMetadataRepositoryJsonBuilder;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.Resource;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration tests for the configuration metadata annotation processor.
+ *
+ * @author Stephane Nicoll
+ */
+public class ConfigurationProcessorIntegrationTests {
+
+	private static ConfigurationMetadataRepository repository;
+
+	@BeforeClass
+	public static void readMetadata() throws IOException {
+		Resource resource = new ClassPathResource(
+				"META-INF/spring-configuration-metadata.json");
+		assertThat(resource.exists()).isTrue();
+		// Make sure the right file is detected
+		assertThat(resource.getURL().toString()).contains(
+				"spring-boot-configuration-processor-tests");
+		repository = ConfigurationMetadataRepositoryJsonBuilder
+				.create(resource.getInputStream()).build();
+
+	}
+
+	@Test
+	public void extractTypeFromAnnotatedGetter() {
+		ConfigurationMetadataProperty property = repository.getAllProperties().get(
+				"annotated.name");
+		assertThat(property).isNotNull();
+		assertThat(property.getType()).isEqualTo("java.lang.String");
+	}
+
+}