add signature to TypedVisitor

Author: pengpeng-lu

fdb-relational-core/src/main/java/com/apple/foundationdb/relational/recordlayer/query/visitors/BaseVisitor.java

@@ -441,6 +441,7 @@ public LogicalOperator visitStatementBody(final RelationalParser.StatementBodyCo
         return ddlVisitor.visitStatementBody(ctx);
     }
 
+    @Nonnull
     @Override
     public Identifier visitUserDefinedScalarFunctionStatementBody(@Nonnull RelationalParser.UserDefinedScalarFunctionStatementBodyContext ctx) {
         return identifierVisitor.visitFullId(ctx.fullId());

fdb-relational-core/src/main/java/com/apple/foundationdb/relational/recordlayer/query/visitors/DelegatingVisitor.java

@@ -21,6 +21,7 @@
 package com.apple.foundationdb.relational.recordlayer.query.visitors;
 
 import com.apple.foundationdb.annotation.API;
+import com.apple.foundationdb.record.query.plan.cascades.UserDefinedFunction;
 import com.apple.foundationdb.record.query.plan.cascades.predicates.CompatibleTypeEvolutionPredicate;
 import com.apple.foundationdb.record.util.pair.NonnullPair;
 import com.apple.foundationdb.relational.api.metadata.DataType;
@@ -264,7 +265,7 @@ public CompilableSqlFunction visitTempSqlInvokedFunction(final RelationalParser.
     }
 
     @Override
-    public com.apple.foundationdb.record.query.plan.cascades.UserDefinedFunction visitSqlInvokedFunction(@Nonnull RelationalParser.SqlInvokedFunctionContext ctx) {
+    public UserDefinedFunction visitSqlInvokedFunction(@Nonnull RelationalParser.SqlInvokedFunctionContext ctx) {
         return getDelegate().visitSqlInvokedFunction(ctx);
     }
 
@@ -876,7 +877,7 @@ public Identifier visitFullId(@Nonnull RelationalParser.FullIdContext ctx) {
     @Nonnull
     @Override
     public Identifier visitUserDefinedScalarFunctionStatementBody(@Nonnull RelationalParser.UserDefinedScalarFunctionStatementBodyContext ctx) {
-        return (Identifier)getDelegate().visitUserDefinedScalarFunctionStatementBody(ctx);
+        return getDelegate().visitUserDefinedScalarFunctionStatementBody(ctx);
     }
 
     @Nonnull
@@ -1217,7 +1218,7 @@ public Object visitUserDefinedScalarFunctionName(@Nonnull RelationalParser.UserD
 
     @Nonnull
     @Override
-    public Object visitUserDefinedScalarFunctionCall(@Nonnull RelationalParser.UserDefinedScalarFunctionCallContext ctx) {
+    public Expression visitUserDefinedScalarFunctionCall(@Nonnull RelationalParser.UserDefinedScalarFunctionCallContext ctx) {
         return getDelegate().visitUserDefinedScalarFunctionCall(ctx);
     }
 

fdb-relational-core/src/main/java/com/apple/foundationdb/relational/recordlayer/query/visitors/TypedVisitor.java

@@ -189,6 +189,10 @@ public interface TypedVisitor extends RelationalParserVisitor<Object> {
     @Override
     UserDefinedFunction visitSqlInvokedFunction(RelationalParser.SqlInvokedFunctionContext ctx);
 
+    @Nonnull
+    @Override
+    Identifier visitUserDefinedScalarFunctionStatementBody(@Nonnull RelationalParser.UserDefinedScalarFunctionStatementBodyContext ctx);
+
     @Override
     LogicalOperator visitStatementBody(RelationalParser.StatementBodyContext ctx);
 
@@ -760,6 +764,10 @@ public interface TypedVisitor extends RelationalParserVisitor<Object> {
     @Override
     Expression visitAggregateFunctionCall(@Nonnull RelationalParser.AggregateFunctionCallContext ctx);
 
+    @Nonnull
+    @Override
+    Expression visitUserDefinedScalarFunctionCall(@Nonnull RelationalParser.UserDefinedScalarFunctionCallContext ctx);
+
     @Nonnull
     @Override
     Object visitSpecificFunctionCall(@Nonnull RelationalParser.SpecificFunctionCallContext ctx);