brfrn169 commented on a change in pull request #1114: HBASE-23146 Support
CheckAndMutate with multi conditions
URL: https://github.com/apache/hbase/pull/1114#discussion_r379952183
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File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTable.java
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@@ -233,6 +234,28 @@
*/
CheckAndMutateBuilder checkAndMutate(byte[] row, byte[] family);
+ /**
+ * Atomically checks if a row matches the specified filter. If it does, it
adds the
+ * Put/Delete/RowMutations.
+ * <p>
+ * Use the returned {@link CheckAndMutateBuilder} to construct your request
and then execute it.
+ * This is a fluent style API, the code is like:
+ *
+ * <pre>
+ * <code>
+ * table.checkAndMutate(row).ifMatches(filter).thenPut(put)
+ * .thenAccept(succ -> {
+ * if (succ) {
+ * System.out.println("Check and put succeeded");
+ * } else {
+ * System.out.println("Check and put failed");
+ * }
+ * });
+ * </code>
+ * </pre>
+ */
+ CheckAndMutateBuilder checkAndMutate(byte[] row);
Review comment:
Actually, this feature is needed for our use case. If we can, I want to
include it in hbase-2.3.
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