RObject.isExists and RObject.isExistsAsync added. #316

src/main/java/org/redisson/RedissonBucket.java

@@ -64,14 +64,24 @@ public class RedissonBucket<V> extends RedissonExpirable implements RBucket<V> {
         return commandExecutor.writeAsync(getName(), codec, RedisCommands.SETEX, getName(), timeUnit.toSeconds(timeToLive), value);
     }
 
-    @Override
-    public boolean exists() {
-        return get(existsAsync());
+    /**
+     * Use {@link #isExistsAsync()}
+     *
+     * @return
+     */
+    @Deprecated
+    public Future<Boolean> existsAsync() {
+        return isExistsAsync();
     }
 
-    @Override
-    public Future<Boolean> existsAsync() {
-        return commandExecutor.readAsync(getName(), codec, RedisCommands.EXISTS, getName());
+    /**
+     * Use {@link #isExists()}
+     *
+     * @return
+     */
+    @Deprecated
+    public boolean exists() {
+        return isExists();
     }
 
 }

src/main/java/org/redisson/RedissonObject.java

@@ -112,4 +112,14 @@ abstract class RedissonObject implements RObject {
         return commandExecutor.writeAsync(getName(), RedisCommands.DEL_SINGLE, getName());
     }
 
+    @Override
+    public boolean isExists() {
+        return get(isExistsAsync());
+    }
+
+    @Override
+    public Future<Boolean> isExistsAsync() {
+        return commandExecutor.readAsync(getName(), codec, RedisCommands.EXISTS, getName());
+    }
+
 }

src/main/java/org/redisson/core/RBucket.java

@@ -32,6 +32,12 @@ public interface RBucket<V> extends RExpirable, RBucketAsync<V> {
 
     void set(V value, long timeToLive, TimeUnit timeUnit);
 
+    /**
+     * Use {@link #isExists()}
+     *
+     * @return
+     */
+    @Deprecated
     boolean exists();
 
 }

src/main/java/org/redisson/core/RBucketAsync.java

@@ -34,6 +34,12 @@ public interface RBucketAsync<V> extends RExpirableAsync {
 
     Future<Void> setAsync(V value, long timeToLive, TimeUnit timeUnit);
 
+    /**
+     * Use {@link #isExistsAsync()}
+     *
+     * @return
+     */
+    @Deprecated
     Future<Boolean> existsAsync();
 
 }

src/main/java/org/redisson/core/RObject.java

@@ -69,4 +69,11 @@ public interface RObject extends RObjectAsync {
      */
     boolean renamenx(String newName);
 
+    /**
+     * Check object existence
+     *
+     * @return <code>true</code> if object exists and <code>false</code> otherwise
+     */
+    boolean isExists();
+
 }

src/main/java/org/redisson/core/RObjectAsync.java

@@ -69,4 +69,11 @@ public interface RObjectAsync {
      */
     Future<Boolean> renamenxAsync(String newName);
 
+    /**
+     * Check object existence in async mode.
+     *
+     * @return <code>true</code> if object exists and <code>false</code> otherwise
+     */
+    Future<Boolean> isExistsAsync();
+
 }