com.datastax.oss.dsbulk.codecs.jdk.map

Class MapToMapCodec<EK,EV,IK,IV>

java.lang.Object

com.datastax.oss.dsbulk.codecs.api.ConvertingCodec<Map<EK,EV>,Map<IK,IV>>

com.datastax.oss.dsbulk.codecs.jdk.map.MapToMapCodec<EK,EV,IK,IV>

All Implemented Interfaces:

TypeCodec<Map<EK,EV>>

public class MapToMapCodec<EK,EV,IK,IV>
extends ConvertingCodec<Map<EK,EV>,Map<IK,IV>>

Field Summary

Fields inherited from class com.datastax.oss.dsbulk.codecs.api.ConvertingCodec

internalCodec, javaType

Constructor Summary

Constructors

Constructor and Description
MapToMapCodec(Class<Map<EK,EV>> javaType, TypeCodec<Map<IK,IV>> targetCodec, ConvertingCodec<EK,IK> keyCodec, ConvertingCodec<EV,IV> valueCodec)

Method Summary

Modifier and Type	Method and Description
Map<IK,IV>	externalToInternal(Map<EK,EV> external) Converts the external representation of a value (i.e., the value, as produced by a connector) to its internal representation (i.e., the Java type that matches the target CQL type).
Map<EK,EV>	internalToExternal(Map<IK,IV> internal) Converts the internal representation of a value (i.e., the Java type that matches the target CQL type) to its external representation (i.e., the value, as consumed by a connector).

Methods inherited from class com.datastax.oss.dsbulk.codecs.api.ConvertingCodec

decode, encode, format, getCqlType, getInternalCodec, getInternalJavaType, getJavaType, parse

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.datastax.oss.driver.api.core.type.codec.TypeCodec

accepts, accepts, accepts, accepts

Constructor Detail

MapToMapCodec

public MapToMapCodec(Class<Map<EK,EV>> javaType,
                     TypeCodec<Map<IK,IV>> targetCodec,
                     ConvertingCodec<EK,IK> keyCodec,
                     ConvertingCodec<EV,IV> valueCodec)

Method Detail

externalToInternal

public Map<IK,IV> externalToInternal(Map<EK,EV> external)

Description copied from class: ConvertingCodec

Converts the external representation of a value (i.e., the value, as produced by a connector) to its internal representation (i.e., the Java type that matches the target CQL type).

Specified by:

externalToInternal in class ConvertingCodec<Map<EK,EV>,Map<IK,IV>>

Parameters:

external - the value's external form.

Returns:

the value's internal form.

internalToExternal

public Map<EK,EV> internalToExternal(Map<IK,IV> internal)

Description copied from class: ConvertingCodec

Converts the internal representation of a value (i.e., the Java type that matches the target CQL type) to its external representation (i.e., the value, as consumed by a connector).

Specified by:

internalToExternal in class ConvertingCodec<Map<EK,EV>,Map<IK,IV>>

Parameters:

internal - the value's internal form.

Returns:

the value's external form.