[FLINK-13217] Blink planner does not compile with Scala 2.12

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 1.9.0
• Fix Version/s: 1.9.0
• Component/s: Table SQL / Planner
• Assignee: Jark Wu
• Reporter: Chesnay Schepler
• Created: 11/Jul/19 11:35
• Updated: 01/Aug/19 10:58
• Resolved: 15/Jul/19 05:21

Description

[ERROR] C:\Dev\Repos\flink\flink-table\flink-table-planner-blink\src\main\scala\org\apache\flink\table\calcite\FlinkLogicalRelFactories.scala:111: error: overriding method createSort in trait SortFactory of type (x$1: org.apache.calcite.plan.RelTraitSet, x$2: org.apache.calcite.rel.RelNode, x$3: org.apache.calcite.rel.RelCollation, x$4: org.apache.calcite.rex.RexNode, x$5: org.apache.calcite.rex.RexNode)org.apache.calcite.rel.RelNode;
[ERROR]  method createSort needs `override' modifier
[ERROR]     def createSort(
[ERROR]         ^
[ERROR] C:\Dev\Repos\flink\flink-table\flink-table-planner-blink\src\main\scala\org\apache\flink\table\calcite\FlinkLogicalRelFactories.scala:181: error: overriding method createJoin in trait JoinFactory of type (x$1: org.apache.calcite.rel.RelNode, x$2: org.apache.calcite.rel.RelNode, x$3: org.apache.calcite.rex.RexNode, x$4: org.apache.calcite.rel.core.JoinRelType, x$5: java.util.Set[String], x$6: Boolean)org.apache.calcite.rel.RelNode;
[ERROR]  method createJoin needs `override' modifier
[ERROR]     def createJoin(
[ERROR]         ^