[GitHub] [iceberg] jackye1995 commented on a change in pull request #1640: Allow loading custom Catalog implementation in Spark and Flink

[GitBox <gi...@apache.org>]

jackye1995 commented on a change in pull request #1640:
URL: https://github.com/apache/iceberg/pull/1640#discussion_r510498702



##########
File path: flink/src/main/java/org/apache/iceberg/flink/CatalogLoader.java
##########
@@ -94,4 +100,47 @@ public String toString() {
           .toString();
     }
   }
+
+  class CustomCatalogLoader implements CatalogLoader {
+
+    private final SerializableConfiguration hadoopConf;
+    private final String name;
+    private final String impl;
+
+    private CustomCatalogLoader(String name, Configuration conf, String impl) {
+      this.hadoopConf = new SerializableConfiguration(conf);
+      this.name = name;
+      this.impl = Preconditions.checkNotNull(impl,
+          "Cannot initialize custom Catalog because impl property is not set");
+    }
+
+    @Override
+    public Catalog loadCatalog() {

Review comment:
       It implements the `CatalogLoader` interface and cannot be changed to static.




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