pvary commented on code in PR #15700:
URL: https://github.com/apache/iceberg/pull/15700#discussion_r3099141148
##########
parquet/src/main/java/org/apache/iceberg/parquet/Parquet.java:
##########
@@ -266,7 +266,12 @@ public WriteBuilder overwrite(boolean enabled) {
}
public WriteBuilder writerVersion(WriterVersion version) {
- this.writerVersion = version;
+ Preconditions.checkNotNull(version, "Writer version cannot be null");
+ Preconditions.checkArgument(
+ version == WriterVersion.PARQUET_1_0 || version ==
WriterVersion.PARQUET_2_0,
+ "Unsupported writer version: %s",
+ version);
+ this.config.put(PARQUET_PAGE_VERSION, version ==
WriterVersion.PARQUET_2_0 ? "v2" : "v1");
Review Comment:
nit: You don't need `this` here
```suggestion
config.put(PARQUET_PAGE_VERSION, version == WriterVersion.PARQUET_2_0
? "v2" : "v1");
```
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