javadocs fixed

redisson/src/main/java/org/redisson/api/RSet.java

@@ -267,6 +267,8 @@ public interface RSet<V> extends Set<V>, RExpirable, RSetAsync<V>, RSortable<Set
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @return amount of elements
@@ -275,6 +277,8 @@ public interface RSet<V> extends Set<V>, RExpirable, RSetAsync<V>, RSortable<Set
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @param limit - sets intersection limit

redisson/src/main/java/org/redisson/api/RSetAsync.java

@@ -133,6 +133,8 @@ public interface RSetAsync<V> extends RCollectionAsync<V>, RSortableAsync<Set<V>
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @return amount of elements
@@ -141,6 +143,8 @@ public interface RSetAsync<V> extends RCollectionAsync<V>, RSortableAsync<Set<V>
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @param limit - sets intersection limit

redisson/src/main/java/org/redisson/api/RSetReactive.java

@@ -211,6 +211,8 @@ public interface RSetReactive<V> extends RCollectionReactive<V>, RSortableReacti
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @return amount of elements
@@ -219,6 +221,8 @@ public interface RSetReactive<V> extends RCollectionReactive<V>, RSortableReacti
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @param limit - sets intersection limit

redisson/src/main/java/org/redisson/api/RSetRx.java

@@ -213,6 +213,8 @@ public interface RSetRx<V> extends RCollectionRx<V>, RSortableRx<Set<V>> {
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @return amount of elements
@@ -221,6 +223,8 @@ public interface RSetRx<V> extends RCollectionRx<V>, RSortableRx<Set<V>> {
 
     /**
      * Counts elements of set as a result of sets intersection with current set.
+     * <p>
+     * Requires <b>Redis 7.0.0 and higher.</b>
      *
      * @param names - name of sets
      * @param limit - sets intersection limit