org.apache.paimon.hive

类 SchemaVisitor<P,R>

java.lang.Object

org.apache.paimon.hive.SchemaVisitor<P,R>

public abstract class SchemaVisitor<P,R>
extends Object

SchemaVisitor to visitor the sourceInspector and writerInspector to get the FieldDeserializer.

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	SchemaVisitor.PartnerAccessors<P> PartnerAccessors.

构造器概要

构造器

构造器和说明
SchemaVisitor()

方法概要

限定符和类型	方法和说明
R	list(org.apache.paimon.types.ArrayType list, P partner, R elementResult)
R	map(org.apache.paimon.types.MapType map, P partner, R keyResult, R valueResult)
R	primitive(org.apache.paimon.types.DataType primitive, P partner)
R	rowType(org.apache.paimon.types.RowType rowType, P partner, List<R> fieldResults)
static <P,T> T	visit(org.apache.paimon.types.DataType type, P partner, SchemaVisitor<P,T> visitor, SchemaVisitor.PartnerAccessors<P> accessors)
static <P,T> T	visit(HiveSchema schema, P partner, SchemaVisitor<P,T> visitor, SchemaVisitor.PartnerAccessors<P> accessors)

从类继承的方法 java.lang.Object

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

构造器详细资料

SchemaVisitor

public SchemaVisitor()

方法详细资料

visit

public static <P,T> T visit(HiveSchema schema,
                            P partner,
                            SchemaVisitor<P,T> visitor,
                            SchemaVisitor.PartnerAccessors<P> accessors)

visit

public static <P,T> T visit(org.apache.paimon.types.DataType type,
                            P partner,
                            SchemaVisitor<P,T> visitor,
                            SchemaVisitor.PartnerAccessors<P> accessors)

rowType

public R rowType(org.apache.paimon.types.RowType rowType,
                 P partner,
                 List<R> fieldResults)

list

public R list(org.apache.paimon.types.ArrayType list,
              P partner,
              R elementResult)

map

public R map(org.apache.paimon.types.MapType map,
             P partner,
             R keyResult,
             R valueResult)

primitive

public R primitive(org.apache.paimon.types.DataType primitive,
                   P partner)