org.apache.flink.formats.json

Class JsonNodeDeserializationSchema

java.lang.Object

org.apache.flink.api.common.serialization.AbstractDeserializationSchema<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>

org.apache.flink.formats.json.JsonNodeDeserializationSchema

All Implemented Interfaces:

Serializable, DeserializationSchema<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>, ResultTypeQueryable<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>

Direct Known Subclasses:

JSONDeserializationSchema

@PublicEvolving
public class JsonNodeDeserializationSchema
extends AbstractDeserializationSchema<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>

DeserializationSchema that deserializes a JSON String into an ObjectNode.

Fields can be accessed by calling objectNode.get(<name>).as(<type>)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
JsonNodeDeserializationSchema()

Method Summary

Modifier and Type	Method and Description
org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode	deserialize(byte[] message) De-serializes the byte message.

Methods inherited from class org.apache.flink.api.common.serialization.AbstractDeserializationSchema

getProducedType, isEndOfStream

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonNodeDeserializationSchema

public JsonNodeDeserializationSchema()

Method Detail

deserialize

public org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode deserialize(byte[] message)
                                                                                            throws IOException

Description copied from class: AbstractDeserializationSchema

De-serializes the byte message.

Specified by:

deserialize in interface DeserializationSchema<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>

Specified by:

deserialize in class AbstractDeserializationSchema<org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode>

Parameters:

message - The message, as a byte array.

Returns:

The de-serialized message as an object.

Throws:

IOException