Release 23.12.0 (#31)

.mvn/wrapper/maven-wrapper.properties

@@ -14,5 +14,5 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.5/apache-maven-3.9.5-bin.zip
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.6/apache-maven-3.9.6-bin.zip
 wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar

.sdkmanrc

@@ -1,2 +1,2 @@
 java=11.0.21-tem
-maven=3.9.5
+maven=3.9.6

README.md

@@ -18,7 +18,7 @@ Just add a single **Lilo** dependency to your `pom.xml` file.
   <dependency>
     <groupId>io.fria</groupId>
     <artifactId>lilo</artifactId>
-    <version>23.11.1</version>
+    <version>23.12.0</version>
   </dependency>
   ...
 </dependencies>
@@ -27,7 +27,7 @@ Just add a single **Lilo** dependency to your `pom.xml` file.
 If you're using gradle add the dependency to your `build.gradle` file.
 
 ```groovy
-implementation 'io.fria:lilo:23.11.1'
+implementation 'io.fria:lilo:23.12.0'
 ```
 
 ## Basic Usage

lilo-spring/.sdkmanrc

@@ -1,2 +1,2 @@
 java=17.0.9-tem
-maven=3.9.5
+maven=3.9.6

lilo-spring/README.md

@@ -14,7 +14,7 @@ Just add a single **Lilo** dependency to your `pom.xml` file.
   <dependency>
     <groupId>io.fria</groupId>
     <artifactId>lilo-spring</artifactId>
-    <version>23.11.1</version>
+    <version>23.12.0</version>
   </dependency>
   ...
 </dependencies>
@@ -23,7 +23,7 @@ Just add a single **Lilo** dependency to your `pom.xml` file.
 If you're using gradle add the dependency to your `build.gradle` file.
 
 ```groovy
-implementation 'io.fria:lilo-spring:23.11.1'
+implementation 'io.fria:lilo-spring:23.12.0'
 ```
 
 ## Usage

lilo-spring/pom.xml

@@ -6,7 +6,7 @@
 
   <groupId>io.fria</groupId>
   <artifactId>lilo-spring</artifactId>
-  <version>23.11.2-SNAPSHOT</version>
+  <version>23.12.0</version>
 
   <name>lilo-spring</name>
   <description>Lilo GraphQL stitching library Spring Bindings</description>
@@ -42,20 +42,33 @@
     <maven.min.version>3.6.3</maven.min.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-    <slf4j.version>2.0.9</slf4j.version>
-    <junit.version>5.10.1</junit.version>
-    <error-prone.version>2.20.0</error-prone.version>
-    <checkstyle.version>10.12.4</checkstyle.version>
-    <spotbugs.version>4.8.1</spotbugs.version>
-    <spring-boot.version>3.0.12</spring-boot.version>
-    <spring.version>6.0.3</spring.version>
+    <!-- Dependency Versions -->
+    <lilo.version>23.12.0</lilo.version>
+    <spring.version>6.1.1</spring.version>
+    <spring-boot.version>3.2.0</spring-boot.version>
+    <jakarta-servlet.version>6.0.0</jakarta-servlet.version>
+    <!-- Plugin Versions -->
+    <maven-compiler-plugin.version>3.11.0</maven-compiler-plugin.version>
+    <maven-surefire-plugin.version>3.2.2</maven-surefire-plugin.version>
+    <maven-enforcer-plugin.version>3.4.1</maven-enforcer-plugin.version>
+    <maven-source-plugin.version>3.3.0</maven-source-plugin.version>
+    <maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
+    <maven-checkstyle-plugin.version>3.3.1</maven-checkstyle-plugin.version>
+    <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>
+    <spotbugs-maven-plugin.version>4.8.2.0</spotbugs-maven-plugin.version>
+    <fmt-maven-plugin.version>2.21.1</fmt-maven-plugin.version>
+    <apache-rat-plugin.version>0.15</apache-rat-plugin.version>
+    <!-- Plugin Dependency Versions -->
+    <error-prone.version>2.23.0</error-prone.version>
+    <checkstyle.version>10.12.5</checkstyle.version>
+    <spotbugs.version>4.8.2</spotbugs.version>
   </properties>
 
   <dependencies>
     <dependency>
       <groupId>io.fria</groupId>
       <artifactId>lilo</artifactId>
-      <version>23.11.2-SNAPSHOT</version>
+      <version>${lilo.version}</version>
     </dependency>
 
     <dependency>
@@ -80,7 +93,7 @@
     <dependency>
       <groupId>jakarta.servlet</groupId>
       <artifactId>jakarta.servlet-api</artifactId>
-      <version>6.0.0</version>
+      <version>${jakarta-servlet.version}</version>
       <scope>provided</scope>
     </dependency>
   </dependencies>
@@ -89,7 +102,7 @@
     <plugins>
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.11.0</version>
+        <version>${maven-compiler-plugin.version}</version>
         <configuration>
           <source>${maven.compiler.source}</source>
           <target>${maven.compiler.target}</target>
@@ -110,12 +123,12 @@
 
       <plugin>
         <artifactId>maven-surefire-plugin</artifactId>
-        <version>3.2.2</version>
+        <version>${maven-surefire-plugin.version}</version>
       </plugin>
 
       <plugin>
         <artifactId>maven-enforcer-plugin</artifactId>
-        <version>3.4.1</version>
+        <version>${maven-enforcer-plugin.version}</version>
         <executions>
           <execution>
             <id>enforce-versions-compile</id>
@@ -152,7 +165,7 @@
 
       <plugin>
         <artifactId>maven-source-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>${maven-source-plugin.version}</version>
         <executions>
           <execution>
             <id>attach-sources</id>
@@ -165,7 +178,7 @@
 
       <plugin>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.6.2</version>
+        <version>${maven-javadoc-plugin.version}</version>
         <executions>
           <execution>
             <id>attach-sources</id>
@@ -178,7 +191,7 @@
 
       <plugin>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>${maven-checkstyle-plugin.version}</version>
         <dependencies>
           <dependency>
             <groupId>com.puppycrawl.tools</groupId>
@@ -205,7 +218,7 @@
 
       <plugin>
         <artifactId>maven-gpg-plugin</artifactId>
-        <version>3.1.0</version>
+        <version>${maven-gpg-plugin.version}</version>
         <executions>
           <execution>
             <id>sign-artifacts</id>
@@ -220,7 +233,7 @@
       <plugin>
         <groupId>com.github.spotbugs</groupId>
         <artifactId>spotbugs-maven-plugin</artifactId>
-        <version>4.8.1.0</version>
+        <version>${spotbugs-maven-plugin.version}</version>
         <dependencies>
           <dependency>
             <groupId>com.github.spotbugs</groupId>
@@ -233,7 +246,7 @@
       <plugin>
         <groupId>com.spotify.fmt</groupId>
         <artifactId>fmt-maven-plugin</artifactId>
-        <version>2.21.1</version>
+        <version>${fmt-maven-plugin.version}</version>
         <executions>
           <execution>
             <goals>
@@ -246,7 +259,7 @@
       <plugin>
         <groupId>org.apache.rat</groupId>
         <artifactId>apache-rat-plugin</artifactId>
-        <version>0.15</version>
+        <version>${apache-rat-plugin.version}</version>
         <executions>
           <execution>
             <phase>verify</phase>

lilo-spring/src/main/java/io/fria/lilo/spring/ClientSessionWrapper.java

@@ -34,6 +34,12 @@ private ClientSessionWrapper(final @NotNull WebSocketSession nativeSession) {
     this.nativeSession = nativeSession;
   }
 
+  /**
+   * wrap method helps you create a instance from native spring WebSocketSession
+   *
+   * @param nativeSession Session object provided by Spring
+   * @return Session Wrapper object which contains spring session
+   */
   public static @Nullable ClientSessionWrapper wrap(
       final @Nullable WebSocketSession nativeSession) {
 

lilo-spring/src/main/java/io/fria/lilo/spring/EnableLilo.java

@@ -22,6 +22,7 @@
 import java.lang.annotation.Target;
 import org.springframework.context.annotation.Import;
 
+/** EnableLilo annotation enables Lilo Spring support of the application. */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.TYPE)
 @Documented

lilo-spring/src/main/java/io/fria/lilo/spring/GatewayHandshakeInterceptor.java

@@ -23,6 +23,11 @@
 import org.springframework.web.socket.WebSocketHandler;
 import org.springframework.web.socket.server.HandshakeInterceptor;
 
+/**
+ * This interceptor is used for communication between a GraphQL client and Lilo GraphQL Gateway.
+ * Main purpose of this interface is just adding "Sec-WebSocket-Protocol" header. This one is
+ * mandatory for some GraphQL clients.
+ */
 public class GatewayHandshakeInterceptor implements HandshakeInterceptor {
 
   @Override
@@ -31,7 +36,7 @@ public void afterHandshake(
       final @NotNull ServerHttpResponse response,
       final @NotNull WebSocketHandler wsHandler,
       final @Nullable Exception exception) {
-    // No logic for after handshaking
+    // No lilo managed logic for after handshaking
   }
 
   @Override

lilo-spring/src/main/java/io/fria/lilo/spring/GatewayWebSocketHandler.java

@@ -31,11 +31,19 @@
 public class GatewayWebSocketHandler extends AbstractWebSocketHandler {
 
   private final @NotNull SubscriptionGatewayHandler gatewayHandler;
-  private final @NotNull String path;
+  private final @NotNull String subscriptionPath;
 
-  public GatewayWebSocketHandler(final @NotNull Lilo lilo, final @NotNull String path) {
+  /**
+   * Constructor creates a GatewayWebSocketHandler which manages websocket communication between
+   * GraphQL clients and Lilo GraphQL Gateway.
+   *
+   * @param lilo Lilo object instance or bean
+   * @param subscriptionPath subscription path for handling subscription requests. Mostly it's
+   *     /graphql
+   */
+  public GatewayWebSocketHandler(final @NotNull Lilo lilo, final @NotNull String subscriptionPath) {
     this.gatewayHandler = new SubscriptionGatewayHandler(lilo);
-    this.path = path;
+    this.subscriptionPath = subscriptionPath;
   }
 
   @Override
@@ -51,7 +59,13 @@ protected void handleTextMessage(
         ClientSessionWrapper.wrap(nativeSession), message.getPayload());
   }
 
-  public @NotNull String getPath() {
-    return this.path;
+  /**
+   * Getter for stored GraphQL subscription path for serving GraphQL subscription path. Mostly it's
+   * /graphql
+   *
+   * @return actual value of subscription path
+   */
+  public @NotNull String getSubscriptionPath() {
+    return this.subscriptionPath;
   }
 }

lilo-spring/src/main/java/io/fria/lilo/spring/LiloConfig.java

@@ -22,24 +22,45 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
-import org.springframework.web.servlet.HandlerMapping;
 import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
+import org.springframework.web.socket.server.support.WebSocketHandlerMapping;
 
+/**
+ * LiloConfig is the configuration bean directly bound to EnableLilo annotation. When EnableLilo
+ * annotation is used. A singleton instance of this class is created.
+ */
 @Configuration
 @Import({LiloConfigProperties.class, SubscriptionWebSocketConfigurer.class})
 public class LiloConfig {
 
+  /**
+   * GatewayWebSocketHandler bean definition
+   *
+   * @param lilo Lilo instance
+   * @param configProperties LiloConfig properties for getting subscription path
+   * @return GatewayWebSocketHandler bean singleton instance
+   */
   @Bean
   public @NotNull GatewayWebSocketHandler gatewayWebSocketHandler(
       final @NotNull Lilo lilo, final @NotNull LiloConfigProperties configProperties) {
     return new GatewayWebSocketHandler(
         lilo, Objects.requireNonNull(configProperties.getSubscriptionPath()));
   }
 
+  /**
+   * LiloHandlerMapping bean definition
+   *
+   * @param configProperties LiloConfig properties for getting subscription path
+   * @param webSocketHandlerMapping Spring WebSocketHandlerMapping bean for delegating websocket
+   *     requests.
+   * @param requestMappingHandlerMapping Spring RequestMappingHandlerMapping bean for delegating
+   *     standard web requests.
+   * @return LiloHandlerMapping bean singleton instance
+   */
   @Bean
   public @Nullable LiloHandlerMapping liloHandlerMapping(
       final @NotNull LiloConfigProperties configProperties,
-      final @NotNull HandlerMapping webSocketHandlerMapping,
+      final @NotNull WebSocketHandlerMapping webSocketHandlerMapping,
       final @NotNull RequestMappingHandlerMapping requestMappingHandlerMapping) {
 
     if (configProperties.getGraphQlPath() == null

lilo-spring/src/main/java/io/fria/lilo/spring/LiloConfigProperties.java

@@ -19,24 +19,50 @@
 import org.jetbrains.annotations.Nullable;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 
+/**
+ * This class provides code completion support for IDEs when using lilo properties in
+ * application.yml/properties file. Also provides a programmatic approach to accessing this
+ * configuration from other classes.
+ */
 @ConfigurationProperties(prefix = "lilo")
 public class LiloConfigProperties {
 
   private @Nullable String graphQlPath = "/graphql";
   private @Nullable String subscriptionPath = "/graphql";
 
+  /**
+   * GraphQL path which serves query and mutation operations. By default, it's /graphql
+   *
+   * @return GraphQL query/mutation path
+   */
   public @Nullable String getGraphQlPath() {
     return this.graphQlPath;
   }
 
+  /**
+   * GraphQL subscription Path, WebSocket handler will be bound to this path. By default, it's
+   * /graphql
+   *
+   * @return GraphQL Subscription path
+   */
   public @Nullable String getSubscriptionPath() {
     return this.subscriptionPath;
   }
 
+  /**
+   * setter for GraphQL query and mutation path. If not set, it's /graphql
+   *
+   * @param graphQlPath new GraphQL query / mutation path
+   */
   public void setGraphQlPath(final @NotNull String graphQlPath) {
     this.graphQlPath = graphQlPath;
   }
 
+  /**
+   * setter for GraphQL subscription path. If not set, it's /graphql
+   *
+   * @param subscriptionPath new GraphQL subscription path
+   */
   public void setSubscriptionPath(final @NotNull String subscriptionPath) {
     this.subscriptionPath = subscriptionPath;
   }