refactor: Optimsed codes.

Move private and protected methods or fields to the last of java files.

simple-jwt-spring-boot-starter/src/main/java/cn/org/codecrafters/simplejwt/autoconfiguration/AuthzeroTokenResolverAutoConfiguration.java

@@ -65,19 +65,6 @@ import org.springframework.context.annotation.Bean;
 @AutoConfigureAfter(value = GuidAutoConfiguration.class)
 public class AuthzeroTokenResolverAutoConfiguration {
 
-    /**
-     * The GuidCreator instance to be used for generating JWT IDs (JTI).
-     */
-    private final GuidCreator<?> jtiCreator;
-
-    /**
-     * The {@code SimpleJwtProperties} instance containing the configuration
-     * properties for Simple JWT.
-     */
-    private final SimpleJwtProperties simpleJwtProperties;
-
-    private final ObjectMapper objectMapper;
-
     /**
      * Constructs a new {@code SimpleJwtAutoConfiguration} instance with the
      * provided SimpleJwtProperties.
@@ -112,4 +99,17 @@ public class AuthzeroTokenResolverAutoConfiguration {
         );
     }
 
+    /**
+     * The GuidCreator instance to be used for generating JWT IDs (JTI).
+     */
+    private final GuidCreator<?> jtiCreator;
+
+    /**
+     * The {@code SimpleJwtProperties} instance containing the configuration
+     * properties for Simple JWT.
+     */
+    private final SimpleJwtProperties simpleJwtProperties;
+
+    private final ObjectMapper objectMapper;
+
 }

simple-jwt-spring-boot-starter/src/main/java/cn/org/codecrafters/simplejwt/autoconfiguration/GuidAutoConfiguration.java

@@ -39,6 +39,11 @@ import java.util.UUID;
 @AutoConfiguration
 public class GuidAutoConfiguration {
 
+    /**
+     * Create a default {@code jtiCreator} with UUID.
+     *
+     * @return UUID creator
+     */
     @Bean(name = "jtiCreator")
     @Conditional(GuidCreatorCondition.class)
     public GuidCreator<?> jtiCreator() {

simple-jwt-spring-boot-starter/src/main/java/cn/org/codecrafters/simplejwt/autoconfiguration/JjwtTokenResolverAutoConfiguration.java

@@ -65,17 +65,6 @@ import org.springframework.context.annotation.Bean;
 @AutoConfigureAfter(value = GuidAutoConfiguration.class)
 public class JjwtTokenResolverAutoConfiguration {
 
-    /**
-     * The GuidCreator instance to be used for generating JWT IDs (JTI).
-     */
-    private final GuidCreator<?> jtiCreator;
-
-    /**
-     * The {@code SimpleJwtProperties} instance containing the configuration
-     * properties for Simple JWT.
-     */
-    private final SimpleJwtProperties simpleJwtProperties;
-
     /**
      * Constructs a new {@code SimpleJwtAutoConfiguration} instance with the
      * provided SimpleJwtProperties.
@@ -107,4 +96,15 @@ public class JjwtTokenResolverAutoConfiguration {
         );
     }
 
+    /**
+     * The GuidCreator instance to be used for generating JWT IDs (JTI).
+     */
+    private final GuidCreator<?> jtiCreator;
+
+    /**
+     * The {@code SimpleJwtProperties} instance containing the configuration
+     * properties for Simple JWT.
+     */
+    private final SimpleJwtProperties simpleJwtProperties;
+
 }

simple-jwt-spring-boot-starter/src/main/java/cn/org/codecrafters/simplejwt/autoconfiguration/conditions/GuidCreatorCondition.java

@@ -17,6 +17,18 @@ import java.util.Objects;
  */
 @Slf4j
 public class GuidCreatorCondition implements Condition {
+
+    /**
+     * The condition to create bean {@code jtiCreator}.
+     * <p>
+     * If Spring does not have a bean of type
+     * {@link cn.org.codecrafters.guid.GuidCreator} named {@code jtiCreator}
+     * in the application context, then create {@code jtiCreator}.
+     *
+     * @param context  the spring application context
+     * @param metadata the metadata of the {@link org.springframework.core.type.AnnotationMetadata class}
+     *                 or {@link org.springframework.core.type.MethodMetadata method} being checked
+     */
     @Override
     public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
         final var beanFactory = Objects.requireNonNull(context.getBeanFactory());