org.apache.flink.formats.json

Class JsonRowDeserializationSchema.Builder

java.lang.Object

org.apache.flink.formats.json.JsonRowDeserializationSchema.Builder

Enclosing class:

JsonRowDeserializationSchema

public static class JsonRowDeserializationSchema.Builder
extends Object

Builder for JsonRowDeserializationSchema.

Constructor Summary

Constructors

Constructor and Description
Builder(String jsonSchema) Creates a JSON deserialization schema for the given JSON schema.
Builder(org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> typeInfo) Creates a JSON deserialization schema for the given type information.

Method Summary

Modifier and Type	Method and Description
JsonRowDeserializationSchema	build()
JsonRowDeserializationSchema.Builder	failOnMissingField() Configures schema to fail if a JSON field is missing.

Methods inherited from class java.lang.Object

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

Constructor Detail

Builder

public Builder(org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> typeInfo)

Creates a JSON deserialization schema for the given type information.

Parameters:

typeInfo - Type information describing the result type. The field names of Row are used to parse the JSON properties.

Builder

public Builder(String jsonSchema)

Creates a JSON deserialization schema for the given JSON schema.

Parameters:

jsonSchema - JSON schema describing the result type

See Also:

http://json-schema.org/

Method Detail

failOnMissingField

public JsonRowDeserializationSchema.Builder failOnMissingField()

Configures schema to fail if a JSON field is missing.

By default, a missing field is ignored and the field is set to null.

build

public JsonRowDeserializationSchema build()