Add nullability annotations to module/spring-boot-activemq

See gh-46587

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/autoconfigure/ActiveMQAutoConfiguration.java

@@ -18,6 +18,7 @@ package org.springframework.boot.activemq.autoconfigure;
 
 import jakarta.jms.ConnectionFactory;
 import org.apache.activemq.ActiveMQConnectionFactory;
+import org.jspecify.annotations.Nullable;
 
 import org.springframework.boot.autoconfigure.AutoConfiguration;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
@@ -71,12 +72,12 @@ public final class ActiveMQAutoConfiguration {
 		}
 
 		@Override
-		public String getUser() {
+		public @Nullable String getUser() {
 			return this.properties.getUser();
 		}
 
 		@Override
-		public String getPassword() {
+		public @Nullable String getPassword() {
 			return this.properties.getPassword();
 		}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/autoconfigure/ActiveMQConnectionDetails.java

@@ -16,6 +16,8 @@
 
 package org.springframework.boot.activemq.autoconfigure;
 
+import org.jspecify.annotations.Nullable;
+
 import org.springframework.boot.autoconfigure.service.connection.ConnectionDetails;
 
 /**
@@ -37,12 +39,12 @@ public interface ActiveMQConnectionDetails extends ConnectionDetails {
 	 * Login user to authenticate to the broker.
 	 * @return the login user to authenticate to the broker or {@code null}
 	 */
-	String getUser();
+	@Nullable String getUser();
 
 	/**
 	 * Login to authenticate against the broker.
 	 * @return the login to authenticate against the broker or {@code null}
 	 */
-	String getPassword();
+	@Nullable String getPassword();
 
 }

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/autoconfigure/ActiveMQConnectionFactoryConfigurer.java

@@ -20,6 +20,7 @@ import java.util.Collections;
 import java.util.List;
 
 import org.apache.activemq.ActiveMQConnectionFactory;
+import org.jspecify.annotations.Nullable;
 
 import org.springframework.boot.activemq.autoconfigure.ActiveMQProperties.Packages;
 import org.springframework.util.Assert;
@@ -40,7 +41,7 @@ class ActiveMQConnectionFactoryConfigurer {
 	private final List<ActiveMQConnectionFactoryCustomizer> factoryCustomizers;
 
 	ActiveMQConnectionFactoryConfigurer(ActiveMQProperties properties,
-			List<ActiveMQConnectionFactoryCustomizer> factoryCustomizers) {
+			@Nullable List<ActiveMQConnectionFactoryCustomizer> factoryCustomizers) {
 		Assert.notNull(properties, "'properties' must not be null");
 		this.properties = properties;
 		this.factoryCustomizers = (factoryCustomizers != null) ? factoryCustomizers : Collections.emptyList();

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/autoconfigure/ActiveMQProperties.java

@@ -20,6 +20,8 @@ import java.time.Duration;
 import java.util.ArrayList;
 import java.util.List;
 
+import org.jspecify.annotations.Nullable;
+
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.context.properties.NestedConfigurationProperty;
 import org.springframework.boot.jms.autoconfigure.JmsPoolConnectionFactoryProperties;
@@ -44,17 +46,17 @@ public class ActiveMQProperties {
 	/**
 	 * URL of the ActiveMQ broker. Auto-generated by default.
 	 */
-	private String brokerUrl;
+	private @Nullable String brokerUrl;
 
 	/**
 	 * Login user of the broker.
 	 */
-	private String user;
+	private @Nullable String user;
 
 	/**
 	 * Login password of the broker.
 	 */
-	private String password;
+	private @Nullable String password;
 
 	private final Embedded embedded = new Embedded();
 
@@ -79,27 +81,27 @@ public class ActiveMQProperties {
 
 	private final Packages packages = new Packages();
 
-	public String getBrokerUrl() {
+	public @Nullable String getBrokerUrl() {
 		return this.brokerUrl;
 	}
 
-	public void setBrokerUrl(String brokerUrl) {
+	public void setBrokerUrl(@Nullable String brokerUrl) {
 		this.brokerUrl = brokerUrl;
 	}
 
-	public String getUser() {
+	public @Nullable String getUser() {
 		return this.user;
 	}
 
-	public void setUser(String user) {
+	public void setUser(@Nullable String user) {
 		this.user = user;
 	}
 
-	public String getPassword() {
+	public @Nullable String getPassword() {
 		return this.password;
 	}
 
-	public void setPassword(String password) {
+	public void setPassword(@Nullable String password) {
 		this.password = password;
 	}
 
@@ -174,18 +176,18 @@ public class ActiveMQProperties {
 		/**
 		 * Whether to trust all packages.
 		 */
-		private Boolean trustAll;
+		private @Nullable Boolean trustAll;
 
 		/**
 		 * List of specific packages to trust (when not trusting all packages).
 		 */
 		private List<String> trusted = new ArrayList<>();
 
-		public Boolean getTrustAll() {
+		public @Nullable Boolean getTrustAll() {
 			return this.trustAll;
 		}
 
-		public void setTrustAll(Boolean trustAll) {
+		public void setTrustAll(@Nullable Boolean trustAll) {
 			this.trustAll = trustAll;
 		}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/autoconfigure/package-info.java

@@ -17,4 +17,7 @@
 /**
  * Auto-configuration for ActiveMQ.
  */
+@NullMarked
 package org.springframework.boot.activemq.autoconfigure;
+
+import org.jspecify.annotations.NullMarked;

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/docker/compose/ActiveMQClassicDockerComposeConnectionDetailsFactory.java

@@ -16,6 +16,8 @@
 
 package org.springframework.boot.activemq.docker.compose;
 
+import org.jspecify.annotations.Nullable;
+
 import org.springframework.boot.activemq.autoconfigure.ActiveMQConnectionDetails;
 import org.springframework.boot.docker.compose.core.RunningService;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionDetailsFactory;
@@ -65,12 +67,12 @@ class ActiveMQClassicDockerComposeConnectionDetailsFactory
 		}
 
 		@Override
-		public String getUser() {
+		public @Nullable String getUser() {
 			return this.environment.getUser();
 		}
 
 		@Override
-		public String getPassword() {
+		public @Nullable String getPassword() {
 			return this.environment.getPassword();
 		}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/docker/compose/ActiveMQClassicEnvironment.java

@@ -18,6 +18,8 @@ package org.springframework.boot.activemq.docker.compose;
 
 import java.util.Map;
 
+import org.jspecify.annotations.Nullable;
+
 /**
  * ActiveMQ environment details.
  *
@@ -26,20 +28,20 @@ import java.util.Map;
  */
 class ActiveMQClassicEnvironment {
 
-	private final String user;
+	private final @Nullable String user;
 
-	private final String password;
+	private final @Nullable String password;
 
 	ActiveMQClassicEnvironment(Map<String, String> env) {
 		this.user = env.get("ACTIVEMQ_CONNECTION_USER");
 		this.password = env.get("ACTIVEMQ_CONNECTION_PASSWORD");
 	}
 
-	String getUser() {
+	@Nullable String getUser() {
 		return this.user;
 	}
 
-	String getPassword() {
+	@Nullable String getPassword() {
 		return this.password;
 	}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/docker/compose/ActiveMQDockerComposeConnectionDetailsFactory.java

@@ -16,6 +16,8 @@
 
 package org.springframework.boot.activemq.docker.compose;
 
+import org.jspecify.annotations.Nullable;
+
 import org.springframework.boot.activemq.autoconfigure.ActiveMQConnectionDetails;
 import org.springframework.boot.docker.compose.core.RunningService;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionDetailsFactory;
@@ -64,12 +66,12 @@ class ActiveMQDockerComposeConnectionDetailsFactory
 		}
 
 		@Override
-		public String getUser() {
+		public @Nullable String getUser() {
 			return this.environment.getUser();
 		}
 
 		@Override
-		public String getPassword() {
+		public @Nullable String getPassword() {
 			return this.environment.getPassword();
 		}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/docker/compose/ActiveMQEnvironment.java

@@ -18,6 +18,8 @@ package org.springframework.boot.activemq.docker.compose;
 
 import java.util.Map;
 
+import org.jspecify.annotations.Nullable;
+
 /**
  * ActiveMQ environment details.
  *
@@ -25,20 +27,20 @@ import java.util.Map;
  */
 class ActiveMQEnvironment {
 
-	private final String user;
+	private final @Nullable String user;
 
-	private final String password;
+	private final @Nullable String password;
 
 	ActiveMQEnvironment(Map<String, String> env) {
 		this.user = env.get("ACTIVEMQ_USERNAME");
 		this.password = env.get("ACTIVEMQ_PASSWORD");
 	}
 
-	String getUser() {
+	@Nullable String getUser() {
 		return this.user;
 	}
 
-	String getPassword() {
+	@Nullable String getPassword() {
 		return this.password;
 	}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/docker/compose/package-info.java

@@ -17,4 +17,7 @@
 /**
  * Support for Docker Compose ActiveMQ service connections.
  */
+@NullMarked
 package org.springframework.boot.activemq.docker.compose;
+
+import org.jspecify.annotations.NullMarked;

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/testcontainers/ActiveMQContainerConnectionDetailsFactory.java

@@ -16,6 +16,7 @@
 
 package org.springframework.boot.activemq.testcontainers;
 
+import org.jspecify.annotations.Nullable;
 import org.testcontainers.containers.Container;
 import org.testcontainers.containers.GenericContainer;
 
@@ -56,12 +57,12 @@ class ActiveMQContainerConnectionDetailsFactory
 		}
 
 		@Override
-		public String getUser() {
+		public @Nullable String getUser() {
 			return getContainer().getEnvMap().get("ACTIVEMQ_USERNAME");
 		}
 
 		@Override
-		public String getPassword() {
+		public @Nullable String getPassword() {
 			return getContainer().getEnvMap().get("ACTIVEMQ_PASSWORD");
 		}
 

module/spring-boot-activemq/src/main/java/org/springframework/boot/activemq/testcontainers/package-info.java

@@ -17,4 +17,7 @@
 /**
  * Support for testcontainers ActiveMQ service connections.
  */
+@NullMarked
 package org.springframework.boot.activemq.testcontainers;
+
+import org.jspecify.annotations.NullMarked;