xushiyan commented on code in PR #5205:
URL: https://github.com/apache/hudi/pull/5205#discussion_r845087195
##########
hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/HoodieWriterUtils.scala:
##########
@@ -173,6 +175,29 @@ object HoodieWriterUtils {
}
}
+ /**
+ * Detects conflicts between datasourceKeyGen and existing table
configuration keyGen
+ */
+ def validateKeyGeneratorConfig(datasourceKeyGen: String, tableConfig:
HoodieConfig): Unit = {
+ val diffConfigs = StringBuilder.newBuilder
+
+ if (null != tableConfig) {
+ val tableConfigKeyGen =
tableConfig.getString(HoodieTableConfig.KEY_GENERATOR_CLASS_NAME)
+ if (null != tableConfigKeyGen && null != datasourceKeyGen) {
+ val nonPartitionedTableConfig =
tableConfigKeyGen.equals(classOf[NonpartitionedKeyGenerator].getCanonicalName)
+ val simpleKeyDataSourceConfig =
datasourceKeyGen.equals(classOf[SimpleKeyGenerator].getCanonicalName)
+ if (nonPartitionedTableConfig && simpleKeyDataSourceConfig) {
+
diffConfigs.append(s"KeyGenerator:\t$datasourceKeyGen\t$tableConfigKeyGen\n")
Review Comment:
i wonder if there are more case we need to catch here, as this check is very
specific. What about the cases where users subclassed the built-in keygen ? Is
there any generic way to prevent discrepancy.
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