tillrohrmann commented on a change in pull request #9691: [FLINK-13965] Keep
hasDeprecatedKeys and deprecatedKeys methods in ConfigOption and mark it with
@Deprecated annotation
URL: https://github.com/apache/flink/pull/9691#discussion_r325187914
##########
File path:
flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java
##########
@@ -195,6 +196,27 @@ public T defaultValue() {
return defaultValue;
}
+ /**
+ * Checks whether this option has deprecated keys.
+ * @return True if the option has deprecated keys, false if not.
+ * @deprecated Replaced by {@link #hasFallbackKeys()}
+ */
+ @Deprecated
+ public boolean hasDeprecatedKeys() {
+ return hasFallbackKeys();
+ }
+
+ /**
+ * Gets the deprecated keys, in the order to be checked.
+ * @return The option's deprecated keys.
+ * @deprecated Replaced by {@link #fallbackKeys()}
+ */
+ @Deprecated
+ public Iterable<String> deprecatedKeys() {
+ return fallbackKeys == EMPTY ? Collections.<String>emptyList() :
+ Arrays.stream(fallbackKeys).map(fallbackKey ->
fallbackKey.getKey()).collect(Collectors.toList());
Review comment:
```suggestion
Arrays.stream(fallbackKeys)
.filter(FallbackKey::isDeprecated)
.map(FallbackKey::getKey)
.collect(Collectors.toList());
```
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