Package org.apache.flink.formats.json

Class JsonSerializationSchema<T>

java.lang.Object

org.apache.flink.formats.json.JsonSerializationSchema<T>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.serialization.SerializationSchema<T>

@PublicEvolving
public class JsonSerializationSchema<T>
extends Object
implements org.apache.flink.api.common.serialization.SerializationSchema<T>

SerializationSchema that serializes an object to a JSON String.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.api.common.serialization.SerializationSchema

org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper	mapper

Constructor Summary

Constructors

Constructor	Description
JsonSerializationSchema()
JsonSerializationSchema(org.apache.flink.util.function.SerializableSupplier<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper> mapperFactory)

Method Summary

Modifier and Type	Method	Description
void	open(org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext context)
byte[]	serialize(T element)

Methods inherited from class java.lang.Object

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

Field Detail

mapper

protected transient org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper mapper

Constructor Detail

JsonSerializationSchema

public JsonSerializationSchema()

JsonSerializationSchema

public JsonSerializationSchema(org.apache.flink.util.function.SerializableSupplier<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper> mapperFactory)

Method Detail

open

public void open(org.apache.flink.api.common.serialization.SerializationSchema.InitializationContext context)

Specified by:

open in interface org.apache.flink.api.common.serialization.SerializationSchema<T>

serialize

public byte[] serialize(T element)

Specified by:

serialize in interface org.apache.flink.api.common.serialization.SerializationSchema<T>