rikkarth commented on code in PR #412:
URL:
https://github.com/apache/commons-configuration/pull/412#discussion_r1589681568
##########
src/main/java/org/apache/commons/configuration2/AbstractConfiguration.java:
##########
@@ -429,6 +443,22 @@ public final boolean containsKey(final String key) {
*/
protected abstract boolean containsKeyInternal(String key);
+ /**
+ * Returns true if this configuration contains one or more matches to this
value. This operation stops at first
+ * match but may be more expensive than the {@link #containsKeyInternal
containsKey} method.
+ * <p>
+ * The implementation of this method will be different depending on the
type of Configuration used.
+ *
+ * <p>Note that this method is identical in functionality to
+ * {@link #containsValue containsValue}, (which is part of the {@link
ImmutableConfiguration} interface).
+ *
+ * @param value a value to search for
+ * @return {@code true} if and only if some key maps to the {@code value}
argument in this hashtable as determined
+ * by the {@code equals} method; {@code false} otherwise.
+ * @throws NullPointerException if the value is {@code null}
+ */
Review Comment:
How about protected ones? (sorry I know you didn't mention but just want to
make sure)
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