rdblue commented on code in PR #10877:
URL: https://github.com/apache/iceberg/pull/10877#discussion_r1709883660
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core/src/main/java/org/apache/iceberg/rest/RESTUtil.java:
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@@ -194,15 +192,34 @@ public static String decodeString(String encoded) {
* @return UTF-8 encoded string representing the namespace, suitable for use
as a URL parameter
*/
public static String encodeNamespace(Namespace ns) {
- Preconditions.checkArgument(ns != null, "Invalid namespace: null");
- String[] levels = ns.levels();
+ return encodeNamespace(ns, NAMESPACE_ESCAPED_SEPARATOR);
+ }
+
+ /**
+ * Returns a String representation of a namespace that is suitable for use
in a URL / URI.
+ *
+ * <p>This function needs to be called when a namespace is used as a path
variable (or query
+ * parameter etc.), to format the namespace per the spec.
+ *
+ * <p>{@link RESTUtil#decodeNamespace(String, String)} should be used to
parse the namespace from
+ * a URL parameter.
+ *
+ * @param namespace namespace to encode
+ * @param namespaceSeparator The namespace separator to use for encoding
+ * @return UTF-8 encoded string representing the namespace, suitable for use
as a URL parameter
+ */
+ public static String encodeNamespace(Namespace namespace, String
namespaceSeparator) {
Review Comment:
Nit: you could use just `separator` here.
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