docs: add comprehensive English Javadoc

Author: loong10k

src/main/java/com/fasterxml/jackson/databind/json/JsonMapperBuilderCustomizer.java

@@ -1,5 +1,11 @@
 package com.fasterxml.jackson.databind.json;
 
+/**
+ * JsonMapperBuilderCustomizer.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 @FunctionalInterface
 public interface JsonMapperBuilderCustomizer {
 

src/main/java/com/fasterxml/jackson/databind/json/Jsr310JsonMapperBuilderCustomizer.java

@@ -21,6 +21,12 @@
 import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Optional;
+/**
+ * Jsr310JsonMapperBuilderCustomizer.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public class Jsr310JsonMapperBuilderCustomizer implements JsonMapperBuilderCustomizer, Ordered {
 

src/main/java/org/springframework/data/redis/connection/MessageListenerAdapter.java

@@ -1,6 +1,12 @@
 package org.springframework.data.redis.connection;
 
 import org.springframework.data.redis.listener.RedisMessageListenerContainer;
+/**
+ * MessageListenerAdapter.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public interface MessageListenerAdapter extends MessageListener {
 

src/main/java/org/springframework/data/redis/core/GeoTemplate.java

@@ -16,6 +16,12 @@
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
+/**
+ * GeoTemplate.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 @Slf4j
 public class GeoTemplate extends AbstractOperations<String, Object>  {
 

src/main/java/org/springframework/data/redis/core/MapUtils.java

@@ -1,6 +1,12 @@
 package org.springframework.data.redis.core;
 
 import java.util.Map;
+/**
+ * MapUtils.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public class MapUtils {
 

src/main/java/org/springframework/data/redis/core/NestedErrorHandler.java

@@ -6,6 +6,12 @@
 
 import java.util.List;
 
+/**
+ * NestedErrorHandler.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 @Slf4j
 public class NestedErrorHandler implements ErrorHandler {
 

src/main/java/org/springframework/data/redis/core/ReactiveGeoTemplate.java

@@ -12,6 +12,12 @@
 import reactor.core.publisher.Flux;
 
 import java.util.function.Function;
+/**
+ * ReactiveGeoTemplate.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public class ReactiveGeoTemplate {
 

src/main/java/org/springframework/data/redis/core/ReactiveRedisOperationTemplate.java

@@ -34,6 +34,12 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+/**
+ * ReactiveRedisOperationTemplate.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 @SuppressWarnings({ "unchecked", "rawtypes" })
 @Slf4j
 public class ReactiveRedisOperationTemplate {

src/main/java/org/springframework/data/redis/core/RedisKey.java

@@ -5,6 +5,12 @@
 import java.util.Objects;
 import java.util.StringJoiner;
 import java.util.function.Function;
+/**
+ * RedisKey.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public enum RedisKey {
 

src/main/java/org/springframework/data/redis/core/RedisKeyConstant.java

@@ -1,4 +1,10 @@
 package org.springframework.data.redis.core;
+/**
+ * RedisKeyConstant.
+ *
+ * @author [@Loong Wan](https://github.com/loong10k)
+ * @since 1.0.0
+ */
 
 public abstract class RedisKeyConstant {