[GitHub] [ignite] ololo3000 commented on a change in pull request #8692: IGNITE-14030 Adds containKeys, clearKey, clearKeys and getAndPutIfAbsent operations to Java client API.

[GitBox <gi...@apache.org>]

ololo3000 commented on a change in pull request #8692:
URL: https://github.com/apache/ignite/pull/8692#discussion_r563761670



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File path: modules/core/src/main/java/org/apache/ignite/client/ClientCache.java
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@@ -558,6 +575,47 @@
      */
     public IgniteClientFuture<Boolean> putIfAbsentAsync(K key, V val) throws ClientException;
 
+    /**
+     * Atomically associates the specified key with the given value if it is not already associated with a value.
+     * <p>
+     * This is equivalent to performing the following operations as a single atomic action:
+     * <pre><code>
+     * if (!cache.containsKey(key)) {}
+     *   cache.put(key, value);
+     *   return null;
+     * } else {
+     *   return cache.get(key);
+     * }
+     * </code></pre>
+     *
+     * @param key Key with which the specified value is to be associated.
+     * @param val Value to be associated with the specified key.
+     * @return Value that is already associated with the specified key, or {@code null} if no value was associated
+     * with the specified key and a value was set.
+     */
+    public V getAndPutIfAbsent(K key, V val) throws ClientException;
+
+    /**
+     * Atomically associates the specified key with the given value if it is not already associated with a value.
+     * <p>
+     * This is equivalent to performing the following operations as a single atomic action:
+     * <pre><code>
+     * if (!cache.containsKey(key)) {}

Review comment:
       Done.




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