sijie commented on a change in pull request #1587: [WIP] Add key/value
operations in StateContext
URL: https://github.com/apache/incubator-pulsar/pull/1587#discussion_r181885286
##########
File path:
pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/state/StateContext.java
##########
@@ -18,15 +18,61 @@
*/
package org.apache.pulsar.functions.instance.state;
+import java.nio.ByteBuffer;
import java.util.concurrent.CompletableFuture;
/**
* A state context per function.
*/
public interface StateContext {
+ /**
+ * Increment the given <i>key</i> by the given <i>amount</i>.
+ *
+ * @param key key to increment
+ * @param amount the amount incremented
+ */
void incr(String key, long amount);
Review comment:
sure.
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