Add @QuartzDataSource for quartz auto-configuration

Closes gh-12755

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java

@@ -135,10 +135,12 @@ public class QuartzAutoConfiguration {
 		@Bean
 		public SchedulerFactoryBeanCustomizer dataSourceCustomizer(
 				QuartzProperties properties, DataSource dataSource,
+				@QuartzDataSource ObjectProvider<DataSource> quartzDataSource,
 				ObjectProvider<PlatformTransactionManager> transactionManager) {
 			return (schedulerFactoryBean) -> {
 				if (properties.getJobStoreType() == JobStoreType.JDBC) {
-					schedulerFactoryBean.setDataSource(dataSource);
+					DataSource dataSourceToUse = getDataSource(dataSource, quartzDataSource);
+					schedulerFactoryBean.setDataSource(dataSourceToUse);
 					PlatformTransactionManager txManager = transactionManager
 							.getIfUnique();
 					if (txManager != null) {
@@ -148,12 +150,20 @@ public class QuartzAutoConfiguration {
 			};
 		}
 
+		private DataSource getDataSource(DataSource dataSource,
+				@QuartzDataSource ObjectProvider<DataSource> quartzDataSource) {
+			DataSource dataSourceIfAvailable = quartzDataSource.getIfAvailable();
+			return (dataSourceIfAvailable != null ? dataSourceIfAvailable : dataSource);
+		}
+
 		@Bean
 		@ConditionalOnMissingBean
 		public QuartzDataSourceInitializer quartzDataSourceInitializer(
-				DataSource dataSource, ResourceLoader resourceLoader,
+				DataSource dataSource, @QuartzDataSource ObjectProvider<DataSource> quartzDataSource,
+				ResourceLoader resourceLoader,
 				QuartzProperties properties) {
-			return new QuartzDataSourceInitializer(dataSource, resourceLoader,
+			DataSource dataSourceToUse = getDataSource(dataSource, quartzDataSource);
+			return new QuartzDataSourceInitializer(dataSourceToUse, resourceLoader,
 					properties);
 		}
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzDataSource.java

@@ -0,0 +1,40 @@
+/*
+ * 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.quartz;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+
+/**
+ * Qualifier annotation for a DataSource to be injected into Quartz auto-configuration. Can be used on
+ * a secondary data source, if there is another one marked as {@code @Primary}.
+ *
+ * @author Madhura Bhave
+ * @since 2.0.2
+ */
+@Target({ ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER, ElementType.TYPE,
+		ElementType.ANNOTATION_TYPE })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Qualifier
+public @interface QuartzDataSource {
+}

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java

@@ -21,6 +21,7 @@ import java.util.concurrent.Executors;
 
 import javax.sql.DataSource;
 
+import com.zaxxer.hikari.HikariDataSource;
 import org.junit.After;
 import org.junit.Rule;
 import org.junit.Test;
@@ -43,6 +44,7 @@ import org.quartz.simpl.SimpleThreadPool;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.jdbc.DataSourceTransactionManagerAutoConfiguration;
 import org.springframework.boot.autoconfigure.jdbc.EmbeddedDataSourceConfiguration;
+import org.springframework.boot.jdbc.DataSourceBuilder;
 import org.springframework.boot.test.rule.OutputCapture;
 import org.springframework.boot.test.util.TestPropertyValues;
 import org.springframework.context.ConfigurableApplicationContext;
@@ -207,6 +209,12 @@ public class QuartzAutoConfigurationTests {
 		assertThat(scheduler.getSchedulerName()).isEqualTo("fooScheduler");
 	}
 
+	@Test
+	public void dataSourceWithQuartzDataSourceQualifierUsedWhenMultiplePresent() {
+		load(MultipleDataSourceConfiguration.class,
+				"spring.quartz.job-store-type=jdbc");
+	}
+
 	private void load(String... environment) {
 		load(new Class<?>[0], environment);
 	}
@@ -345,6 +353,25 @@ public class QuartzAutoConfigurationTests {
 
 	}
 
+	@Configuration
+	protected static class MultipleDataSourceConfiguration extends BaseQuartzConfiguration {
+
+		@Bean
+		@Primary
+		public DataSource applicationDataSource() {
+			return new HikariDataSource();
+		}
+
+
+		@QuartzDataSource
+		@Bean
+		public DataSource quartzDataSource() {
+			return DataSourceBuilder.create().url("jdbc:hsqldb:mem:quartztest")
+					.username("sa").build();
+		}
+
+	}
+
 	public static class ComponentThatUsesScheduler {
 
 		public ComponentThatUsesScheduler(Scheduler scheduler) {