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https://issues.apache.org/jira/browse/SPARK-40742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17615430#comment-17615430
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Apache Spark commented on SPARK-40742:
--------------------------------------
User 'LuciferYang' has created a pull request for this issue:
https://github.com/apache/spark/pull/38198
> Java compilation warnings related to generic type
> -------------------------------------------------
>
> Key: SPARK-40742
> URL: https://issues.apache.org/jira/browse/SPARK-40742
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core, SQL
> Affects Versions: 3.4.0
> Reporter: Yang Jie
> Priority: Minor
>
> {code:java}
> 2022-10-08T01:43:33.6487078Z
> /home/runner/work/spark/spark/core/src/main/java/org/apache/spark/SparkThrowable.java:54:
> warning: [rawtypes] found raw type: HashMap
> 2022-10-08T01:43:33.6487456Z return new HashMap();
> 2022-10-08T01:43:33.6487682Z ^
> 2022-10-08T01:43:33.6487957Z missing type arguments for generic class
> HashMap<K,V>
> 2022-10-08T01:43:33.6488617Z where K,V are type-variables:
> 2022-10-08T01:43:33.6488911Z K extends Object declared in class HashMap
> 2022-10-08T01:43:33.6489211Z V extends Object declared in class
> HashMap2022-10-08T01:50:21.5951932Z
> /home/runner/work/spark/spark/sql/catalyst/src/main/java/org/apache/spark/sql/connector/catalog/SupportsAtomicPartitionManagement.java:55:
> warning: [rawtypes] found raw type: Map
> 2022-10-08T01:50:21.5999993Z createPartitions(new InternalRow[]{ident},
> new Map[]{properties});
> 2022-10-08T01:50:21.6000343Z
> ^
> 2022-10-08T01:50:21.6000642Z missing type arguments for generic class
> Map<K,V>
> 2022-10-08T01:50:21.6001272Z where K,V are type-variables:
> 2022-10-08T01:50:21.6001569Z K extends Object declared in interface Map
> 2022-10-08T01:50:21.6002109Z V extends Object declared in interface
> Map2022-10-08T01:50:21.6006655Z
> /home/runner/work/spark/spark/sql/catalyst/src/main/java/org/apache/spark/sql/connector/util/V2ExpressionSQLBuilder.java:216:
> warning: [rawtypes] found raw type: Literal
> 2022-10-08T01:50:21.6007121Z protected String visitLiteral(Literal literal)
> {
> 2022-10-08T01:50:21.6007395Z ^
> 2022-10-08T01:50:21.6007673Z missing type arguments for generic class
> Literal<T>
> 2022-10-08T01:50:21.6008032Z where T is a type-variable:
> 2022-10-08T01:50:21.6008324Z T extends Object declared in interface
> Literal2022-10-08T01:50:21.6008785Z
> /home/runner/work/spark/spark/sql/catalyst/src/main/java/org/apache/spark/sql/util/NumericHistogram.java:56:
> warning: [rawtypes] found raw type: Comparable
> 2022-10-08T01:50:21.6009223Z public static class Coord implements
> Comparable {
> 2022-10-08T01:50:21.6009503Z ^
> 2022-10-08T01:50:21.6009791Z missing type arguments for generic class
> Comparable<T>
> 2022-10-08T01:50:21.6010137Z where T is a type-variable:
> 2022-10-08T01:50:21.6010433Z T extends Object declared in interface
> Comparable
> 2022-10-08T01:50:21.6010976Z
> /home/runner/work/spark/spark/sql/catalyst/src/main/java/org/apache/spark/sql/util/NumericHistogram.java:191:
> warning: [unchecked] unchecked method invocation: method sort in class
> Collections is applied to given types
> 2022-10-08T01:50:21.6011474Z Collections.sort(tmp_bins);
> 2022-10-08T01:50:21.6011714Z ^
> 2022-10-08T01:50:21.6012050Z required: List<T>
> 2022-10-08T01:50:21.6012296Z found: ArrayList<Coord>
> 2022-10-08T01:50:21.6012604Z where T is a type-variable:
> 2022-10-08T01:50:21.6012926Z T extends Comparable<? super T> declared in
> method <T>sort(List<T>)2022-10-08T02:13:38.0769617Z
> /home/runner/work/spark/spark/sql/hive-thriftserver/src/main/java/org/apache/hive/service/cli/operation/OperationManager.java:85:
> warning: [rawtypes] found raw type: AbstractWriterAppender
> 2022-10-08T02:13:38.0770287Z AbstractWriterAppender ap = new
> LogDivertAppender(this, OperationLog.getLoggingLevel(loggingMode));
> 2022-10-08T02:13:38.0770645Z ^
> 2022-10-08T02:13:38.0770947Z missing type arguments for generic class
> AbstractWriterAppender<M>
> 2022-10-08T02:13:38.0771330Z where M is a type-variable:
> 2022-10-08T02:13:38.0771665Z M extends WriterManager declared in class
> AbstractWriterAppender2022-10-08T02:13:38.0774487Z
> /home/runner/work/spark/spark/sql/hive-thriftserver/src/main/java/org/apache/hive/service/cli/operation/LogDivertAppender.java:268:
> warning: [rawtypes] found raw type: Layout
> 2022-10-08T02:13:38.0774940Z Layout l = ap.getLayout();
> 2022-10-08T02:13:38.0775173Z ^
> 2022-10-08T02:13:38.0775441Z missing type arguments for generic class
> Layout<T>
> 2022-10-08T02:13:38.0775849Z where T is a type-variable:
> 2022-10-08T02:13:38.0776359Z T extends Serializable declared in interface
> Layout2022-10-08T02:19:55.0035795Z [WARNING]
> /home/runner/work/spark/spark/connector/avro/src/main/java/org/apache/spark/sql/avro/SparkAvroKeyOutputFormat.java:56:17:
> [rawtypes] found raw type: SparkAvroKeyRecordWriter
> 2022-10-08T02:19:55.0037287Z [WARNING]
> /home/runner/work/spark/spark/connector/avro/src/main/java/org/apache/spark/sql/avro/SparkAvroKeyOutputFormat.java:56:13:
> [unchecked] unchecked call to
> SparkAvroKeyRecordWriter(Schema,GenericData,CodecFactory,OutputStream,int,Map<String,String>)
> as a member of the raw type SparkAvroKeyRecordWriter
> 2022-10-08T02:19:55.0038442Z [WARNING]
> /home/runner/work/spark/spark/connector/avro/src/main/java/org/apache/spark/sql/avro/SparkAvroKeyOutputFormat.java:75:31:
> [rawtypes] found raw type: DataFileWriter
> 2022-10-08T02:19:55.0039370Z [WARNING]
> /home/runner/work/spark/spark/connector/avro/src/main/java/org/apache/spark/sql/avro/SparkAvroKeyOutputFormat.java:75:27:
> [unchecked] unchecked call to DataFileWriter(DatumWriter<D>) as a member of
> the raw type DataFileWriter {code}
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