Fix conditions report message for same short name

If two auto-configuration classes with the same name are present,
the conditions report message now uses the fully qualified name for
both instead of the short name.

Fixes gh-11710

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/logging/ConditionEvaluationReportMessage.java

@@ -18,17 +18,19 @@ package org.springframework.boot.autoconfigure.logging;
 
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.Set;
 import java.util.stream.Collectors;
 
 import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport;
 import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport.ConditionAndOutcome;
 import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport.ConditionAndOutcomes;
 import org.springframework.util.ClassUtils;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 import org.springframework.util.StringUtils;
 
 /**
@@ -135,21 +137,28 @@ public class ConditionEvaluationReportMessage {
 
 	private Map<String, ConditionAndOutcomes> orderByName(
 			Map<String, ConditionAndOutcomes> outcomes) {
-		List<String> names = new ArrayList<>();
-		Map<String, String> classNames = new HashMap<>();
-		for (String name : outcomes.keySet()) {
-			String shortName = ClassUtils.getShortName(name);
-			names.add(shortName);
-			classNames.put(shortName, name);
-		}
-		Collections.sort(names);
+		MultiValueMap<String, String> map = mapShortNameToFullyQualifiedNames(outcomes.keySet());
+		List<String> shortNames = new ArrayList<>(map.keySet());
+		Collections.sort(shortNames);
 		Map<String, ConditionAndOutcomes> result = new LinkedHashMap<>();
-		for (String shortName : names) {
-			result.put(shortName, outcomes.get(classNames.get(shortName)));
+		for (String shortName : shortNames) {
+			List<String> fullyQualifiedNames = map.get(shortName);
+			if (fullyQualifiedNames.size() > 1) {
+				fullyQualifiedNames.forEach(k -> result.put(k, outcomes.get(k)));
+			}
+			else {
+				result.put(shortName, outcomes.get(fullyQualifiedNames.get(0)));
+			}
 		}
 		return result;
 	}
 
+	private MultiValueMap<String, String> mapShortNameToFullyQualifiedNames(Set<String> keySet) {
+		LinkedMultiValueMap<String, String> map = new LinkedMultiValueMap<>();
+		keySet.forEach(k -> map.add(ClassUtils.getShortName(k), k));
+		return map;
+	}
+
 	private void addMatchLogMessage(StringBuilder message, String source,
 			ConditionAndOutcomes matches) {
 		message.append(String.format("%n   %s matched:%n", source));

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/condition/ConditionEvaluationReportTests.java

@@ -30,6 +30,7 @@ import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
 import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport.ConditionAndOutcome;
 import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport.ConditionAndOutcomes;
+import org.springframework.boot.autoconfigure.logging.ConditionEvaluationReportMessage;
 import org.springframework.boot.autoconfigure.web.servlet.MultipartAutoConfiguration;
 import org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration;
 import org.springframework.boot.test.util.TestPropertyValues;
@@ -241,6 +242,37 @@ public class ConditionEvaluationReportTests {
 		assertThat(sourceOutcomes.get(positiveConfig).isFullMatch()).isFalse();
 	}
 
+	@Test
+	public void reportWhenSameShortNamePresentMoreThanOnceShouldUseFullyQualifiedName() {
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+		context.register(WebMvcAutoConfiguration.class,
+				org.springframework.boot.autoconfigure.condition.config.first.SampleAutoConfiguration.class,
+				org.springframework.boot.autoconfigure.condition.config.second.SampleAutoConfiguration.class);
+		context.refresh();
+		ConditionEvaluationReport report = ConditionEvaluationReport
+				.get(context.getBeanFactory());
+		assertThat(report.getConditionAndOutcomesBySource())
+				.containsKeys("org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration",
+						"org.springframework.boot.autoconfigure.condition.config.first.SampleAutoConfiguration",
+						"org.springframework.boot.autoconfigure.condition.config.second.SampleAutoConfiguration");
+	}
+
+	@Test
+	public void reportMessageWhenSameShortNamePresentMoreThanOnceShouldUseFullyQualifiedName() {
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+		context.register(WebMvcAutoConfiguration.class,
+				org.springframework.boot.autoconfigure.condition.config.first.SampleAutoConfiguration.class,
+				org.springframework.boot.autoconfigure.condition.config.second.SampleAutoConfiguration.class);
+		context.refresh();
+		ConditionEvaluationReport report = ConditionEvaluationReport
+				.get(context.getBeanFactory());
+		String reportMessage = new ConditionEvaluationReportMessage(report).toString();
+		assertThat(reportMessage)
+				.contains("WebMvcAutoConfiguration", "org.springframework.boot.autoconfigure.condition.config.first.SampleAutoConfiguration",
+						"org.springframework.boot.autoconfigure.condition.config.second.SampleAutoConfiguration");
+		assertThat(reportMessage).doesNotContain("org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration");
+	}
+
 	private int getNumberOfOutcomes(ConditionAndOutcomes outcomes) {
 		Iterator<ConditionAndOutcome> iterator = outcomes.iterator();
 		int numberOfOutcomesAdded = 0;

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/condition/config/first/SampleAutoConfiguration.java

@@ -0,0 +1,39 @@
+/*
+ * 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.autoconfigure.condition.config.first;
+
+import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Sample auto-configuration for {@link ConditionEvaluationReport} tests.
+ *
+ * @author Madhura Bhave
+ */
+@Configuration("autoConfigOne")
+@ConditionalOnProperty("sample.first")
+public class SampleAutoConfiguration {
+
+	@Bean
+	public String one() {
+		return "one";
+	}
+
+}
+

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/condition/config/second/SampleAutoConfiguration.java

@@ -0,0 +1,39 @@
+/*
+ * 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.autoconfigure.condition.config.second;
+
+import org.springframework.boot.autoconfigure.condition.ConditionEvaluationReport;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Sample auto-configuration for {@link ConditionEvaluationReport} tests.
+ *
+ * @author Madhura Bhave
+ */
+@Configuration("autoConfigTwo")
+@ConditionalOnProperty("sample.second")
+public class SampleAutoConfiguration {
+
+	@Bean
+	public String two() {
+		return "two";
+	}
+
+}
+