RussellSpitzer commented on code in PR #10659:
URL: https://github.com/apache/iceberg/pull/10659#discussion_r1678341022


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spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/source/ColStats.java:
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@@ -0,0 +1,87 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.iceberg.spark.source;
+
+import java.util.Optional;
+import java.util.OptionalLong;
+import org.apache.spark.sql.connector.read.colstats.ColumnStatistics;
+import org.apache.spark.sql.connector.read.colstats.Histogram;
+
+class ColStats implements ColumnStatistics {
+
+  private final OptionalLong distinctCount;
+  private final Optional<Object> min;
+  private final Optional<Object> max;
+  private final OptionalLong nullCount;
+  private final OptionalLong avgLen;
+  private final OptionalLong maxLen;
+  private final Optional<Histogram> histogram;
+
+  ColStats(
+      long distinctCount,
+      Object min,
+      Object max,
+      long nullCount,
+      long avgLen,
+      long maxLen,
+      Histogram histogram) {
+    this.distinctCount = OptionalLong.of(distinctCount);

Review Comment:
   All of these can use Optional.ofNullable and skip the ternary operator



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