org.apache.iceberg.orc

Class OrcSchemaVisitor<T>

java.lang.Object

org.apache.iceberg.orc.OrcSchemaVisitor<T>

public abstract class OrcSchemaVisitor<T>
extends java.lang.Object

Generic visitor of an ORC Schema.

Constructor Summary

Constructors

Constructor and Description
OrcSchemaVisitor()

Method Summary

Modifier and Type	Method and Description
void	afterField(java.lang.String name, org.apache.orc.TypeDescription type)
void	beforeField(java.lang.String name, org.apache.orc.TypeDescription type)
T	list(org.apache.orc.TypeDescription array, T element)
T	map(org.apache.orc.TypeDescription map, T key, T value)
T	primitive(org.apache.orc.TypeDescription primitive)
T	record(org.apache.orc.TypeDescription record, java.util.List<java.lang.String> names, java.util.List<T> fields)
static <T> T	visit(org.apache.orc.TypeDescription schema, OrcSchemaVisitor<T> visitor)
static <T> java.util.List<T>	visitSchema(org.apache.orc.TypeDescription schema, OrcSchemaVisitor<T> visitor)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OrcSchemaVisitor

public OrcSchemaVisitor()

Method Detail

visitSchema

public static <T> java.util.List<T> visitSchema(org.apache.orc.TypeDescription schema,
                                                OrcSchemaVisitor<T> visitor)

visit

public static <T> T visit(org.apache.orc.TypeDescription schema,
                          OrcSchemaVisitor<T> visitor)

beforeField

public void beforeField(java.lang.String name,
                        org.apache.orc.TypeDescription type)

afterField

public void afterField(java.lang.String name,
                       org.apache.orc.TypeDescription type)

record

public T record(org.apache.orc.TypeDescription record,
                java.util.List<java.lang.String> names,
                java.util.List<T> fields)

list

public T list(org.apache.orc.TypeDescription array,
              T element)

map

public T map(org.apache.orc.TypeDescription map,
             T key,
             T value)

primitive

public T primitive(org.apache.orc.TypeDescription primitive)