Add pool parameters to AbstractDataSourceConfiguration

* Exposed common pool properties in the base class for data source configuration
* Made it @ConfigurationProperties so it binds in strongly typed sense

[Fixes #53028455] [bs-214] Add pool parameters to AbstractDataSourceConfiguration

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/AbstractDataSourceConfiguration.java

@@ -17,7 +17,7 @@
 package org.springframework.boot.autoconfigure.jdbc;
 
 import org.springframework.beans.factory.BeanCreationException;
-import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
 import org.springframework.util.StringUtils;
 
@@ -26,19 +26,28 @@ import org.springframework.util.StringUtils;
  * 
  * @author Dave Syer
  */
-public class AbstractDataSourceConfiguration {
+@ConfigurationProperties(path = "spring.data")
+public abstract class AbstractDataSourceConfiguration {
 
-	@Value("${spring.database.driverClassName:}")
 	private String driverClassName;
 
-	@Value("${spring.database.url:}")
 	private String url;
 
-	@Value("${spring.database.username:sa}")
-	private String username;
+	private String username = "sa";
 
-	@Value("${spring.database.password:}")
-	private String password;
+	private String password = "";
+
+	private int maxActive = 8;
+
+	private int maxIdle = 8;
+
+	private int minIdle = 8;
+
+	private String validationQuery;
+
+	private boolean testOnBorrow = false;
+
+	private boolean testOnReturn = false;
 
 	protected String getDriverClassName() {
 		if (StringUtils.hasText(this.driverClassName)) {
@@ -74,6 +83,46 @@ public class AbstractDataSourceConfiguration {
 		return this.url;
 	}
 
+	public void setDriverClassName(String driverClassName) {
+		this.driverClassName = driverClassName;
+	}
+
+	public void setUrl(String url) {
+		this.url = url;
+	}
+
+	public void setUsername(String username) {
+		this.username = username;
+	}
+
+	public void setPassword(String password) {
+		this.password = password;
+	}
+
+	public void setMaxActive(int maxActive) {
+		this.maxActive = maxActive;
+	}
+
+	public void setMaxIdle(int maxIdle) {
+		this.maxIdle = maxIdle;
+	}
+
+	public void setMinIdle(int minIdle) {
+		this.minIdle = minIdle;
+	}
+
+	public void setValidationQuery(String validationQuery) {
+		this.validationQuery = validationQuery;
+	}
+
+	public void setTestOnBorrow(boolean testOnBorrow) {
+		this.testOnBorrow = testOnBorrow;
+	}
+
+	public void setTestOnReturn(boolean testOnReturn) {
+		this.testOnReturn = testOnReturn;
+	}
+
 	protected String getUsername() {
 		return this.username;
 	}
@@ -81,4 +130,29 @@ public class AbstractDataSourceConfiguration {
 	protected String getPassword() {
 		return this.password;
 	}
+
+	protected int getMaxActive() {
+		return this.maxActive;
+	}
+
+	protected int getMaxIdle() {
+		return this.maxIdle;
+	}
+
+	protected int getMinIdle() {
+		return this.minIdle;
+	}
+
+	protected String getValidationQuery() {
+		return this.validationQuery;
+	}
+
+	protected boolean isTestOnBorrow() {
+		return this.testOnBorrow;
+	}
+
+	protected boolean isTestOnReturn() {
+		return this.testOnReturn;
+	}
+
 }

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/BasicDataSourceConfiguration.java

@@ -50,6 +50,12 @@ public class BasicDataSourceConfiguration extends AbstractDataSourceConfiguratio
 		this.pool.setUrl(getUrl());
 		this.pool.setUsername(getUsername());
 		this.pool.setPassword(getPassword());
+		this.pool.setMaxActive(getMaxActive());
+		this.pool.setMaxIdle(getMaxIdle());
+		this.pool.setMinIdle(getMinIdle());
+		this.pool.setTestOnBorrow(isTestOnBorrow());
+		this.pool.setTestOnReturn(isTestOnBorrow());
+		this.pool.setValidationQuery(getValidationQuery());
 		return this.pool;
 	}
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/TomcatDataSourceConfiguration.java

@@ -40,6 +40,12 @@ public class TomcatDataSourceConfiguration extends AbstractDataSourceConfigurati
 		this.pool.setUrl(getUrl());
 		this.pool.setUsername(getUsername());
 		this.pool.setPassword(getPassword());
+		this.pool.setMaxActive(getMaxActive());
+		this.pool.setMaxIdle(getMaxIdle());
+		this.pool.setMinIdle(getMinIdle());
+		this.pool.setTestOnBorrow(isTestOnBorrow());
+		this.pool.setTestOnReturn(isTestOnBorrow());
+		this.pool.setValidationQuery(getValidationQuery());
 		return this.pool;
 	}
 

spring-boot/src/test/java/org/springframework/boot/context/properties/EnableConfigurationPropertiesTests.java

@@ -49,7 +49,16 @@ public class EnableConfigurationPropertiesTests {
 		TestUtils.addEnviroment(this.context, "name:foo");
 		this.context.refresh();
 		assertEquals(1, this.context.getBeanNamesForType(TestProperties.class).length);
-		assertEquals("foo", this.context.getBean(TestProperties.class).getName());
+		assertEquals("foo", this.context.getBean(TestProperties.class).name);
+	}
+
+	@Test
+	public void testBasicPropertiesBindingWithAnnotationOnBaseClass() {
+		this.context.register(DerivedConfiguration.class);
+		TestUtils.addEnviroment(this.context, "name:foo");
+		this.context.refresh();
+		assertEquals(1, this.context.getBeanNamesForType(DerivedProperties.class).length);
+		assertEquals("foo", this.context.getBean(BaseProperties.class).name);
 	}
 
 	@Test
@@ -75,7 +84,7 @@ public class EnableConfigurationPropertiesTests {
 		TestUtils.addEnviroment(this.context, "name:foo");
 		this.context.refresh();
 		assertEquals(1, this.context.getBeanNamesForType(MoreProperties.class).length);
-		assertEquals("foo", this.context.getBean(MoreProperties.class).getName());
+		assertEquals("foo", this.context.getBean(MoreProperties.class).name);
 	}
 
 	@Test
@@ -84,7 +93,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		String[] beanNames = this.context.getBeanNamesForType(TestProperties.class);
 		assertEquals("Wrong beans: " + Arrays.asList(beanNames), 1, beanNames.length);
-		assertEquals("bar", this.context.getBean(TestProperties.class).getName());
+		assertEquals("bar", this.context.getBean(TestProperties.class).name);
 	}
 
 	@Test
@@ -93,7 +102,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		String[] beanNames = this.context.getBeanNamesForType(TestProperties.class);
 		assertEquals("Wrong beans: " + Arrays.asList(beanNames), 1, beanNames.length);
-		assertEquals("bar", this.context.getBean(TestProperties.class).getName());
+		assertEquals("bar", this.context.getBean(TestProperties.class).name);
 	}
 
 	@Test
@@ -102,8 +111,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		assertEquals(1,
 				this.context.getBeanNamesForType(ResourceBindingProperties.class).length);
-		assertEquals("foo", this.context.getBean(ResourceBindingProperties.class)
-				.getName());
+		assertEquals("foo", this.context.getBean(ResourceBindingProperties.class).name);
 	}
 
 	@Test
@@ -113,8 +121,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		assertEquals(1,
 				this.context.getBeanNamesForType(ResourceBindingProperties.class).length);
-		assertEquals("other", this.context.getBean(ResourceBindingProperties.class)
-				.getName());
+		assertEquals("other", this.context.getBean(ResourceBindingProperties.class).name);
 	}
 
 	@Test
@@ -124,8 +131,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		assertEquals(1,
 				this.context.getBeanNamesForType(ResourceBindingProperties.class).length);
-		assertEquals("foo", this.context.getBean(ResourceBindingProperties.class)
-				.getName());
+		assertEquals("foo", this.context.getBean(ResourceBindingProperties.class).name);
 	}
 
 	@Test
@@ -135,8 +141,7 @@ public class EnableConfigurationPropertiesTests {
 		this.context.refresh();
 		assertEquals(1,
 				this.context.getBeanNamesForType(ResourceBindingProperties.class).length);
-		assertEquals("bar", this.context.getBean(ResourceBindingProperties.class)
-				.getName());
+		assertEquals("bar", this.context.getBean(ResourceBindingProperties.class).name);
 	}
 
 	@Test
@@ -180,6 +185,11 @@ public class EnableConfigurationPropertiesTests {
 	protected static class TestConfiguration {
 	}
 
+	@Configuration
+	@EnableConfigurationProperties(DerivedProperties.class)
+	protected static class DerivedConfiguration {
+	}
+
 	@Configuration
 	protected static class DefaultConfiguration {
 		@Bean
@@ -206,7 +216,7 @@ public class EnableConfigurationPropertiesTests {
 		}
 
 		public String getName() {
-			return this.properties.getName();
+			return this.properties.name;
 		}
 	}
 
@@ -215,15 +225,25 @@ public class EnableConfigurationPropertiesTests {
 	protected static class MoreConfiguration {
 	}
 
+	@ConfigurationProperties
+	protected static class BaseProperties {
+		private String name;
+
+		public void setName(String name) {
+			this.name = name;
+		}
+	}
+
+	protected static class DerivedProperties extends BaseProperties {
+	}
+
 	@ConfigurationProperties
 	protected static class TestProperties {
 		private String name;
 		private int[] array;
 		private List<Integer> list = new ArrayList<Integer>();
 
-		public String getName() {
-			return this.name;
-		}
+		// No getter - you should be able to bind to a write-only bean
 
 		public void setName(String name) {
 			this.name = name;
@@ -245,25 +265,21 @@ public class EnableConfigurationPropertiesTests {
 	protected static class MoreProperties {
 		private String name;
 
-		public String getName() {
-			return this.name;
-		}
-
 		public void setName(String name) {
 			this.name = name;
 		}
+
+		// No getter - you should be able to bind to a write-only bean
 	}
 
 	@ConfigurationProperties(path = "${binding.location:classpath:name.yml}")
 	protected static class ResourceBindingProperties {
 		private String name;
 
-		public String getName() {
-			return this.name;
-		}
-
 		public void setName(String name) {
 			this.name = name;
 		}
+
+		// No getter - you should be able to bind to a write-only bean
 	}
 }