org.apache.pulsar.client.impl.schema

Class JSONSchema<T>

java.lang.Object

org.apache.pulsar.client.impl.schema.JSONSchema<T>

All Implemented Interfaces:

Schema<T>

public class JSONSchema<T>
extends Object

A schema implementation to deal with json data.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.avro.Schema	schema
protected SchemaInfo	schemaInfo

Fields inherited from interface org.apache.pulsar.client.api.Schema

BOOL, BYTEBUFFER, BYTES, DATE, DOUBLE, FLOAT, INT16, INT32, INT64, INT8, STRING, TIME, TIMESTAMP

Method Summary

Modifier and Type	Method and Description
protected static org.apache.avro.Schema	createAvroSchema(SchemaDefinition schemaDefinition)
T	decode(byte[] bytes)
byte[]	encode(T message)
protected org.apache.avro.Schema	getAvroSchema()
SchemaInfo	getBackwardsCompatibleJsonSchemaInfo() Implemented for backwards compatibility reasons since the original schema generated by JSONSchema was based off the json schema standard since then we have standardized on Avro
SchemaInfo	getSchemaInfo()
static <T> JSONSchema<T>	of(Class<T> pojo)
static <T> JSONSchema<T>	of(Class<T> pojo, Map<String,String> properties)
static <T> JSONSchema<T>	of(SchemaDefinition<T> schemaDefinition)
protected static org.apache.avro.Schema	parseAvroSchema(String jsonDef)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pulsar.client.api.Schema

AUTO_CONSUME, AUTO_PRODUCE_BYTES, AUTO, AVRO, AVRO, decode, generic, getSchema, JSON, JSON, KeyValue, KeyValue, KeyValue, KV_BYTES, PROTOBUF, supportSchemaVersioning, validate

Field Detail

schema

protected final org.apache.avro.Schema schema

schemaInfo

protected final SchemaInfo schemaInfo

Method Detail

encode

public byte[] encode(T message)
              throws SchemaSerializationException

Throws:

SchemaSerializationException

decode

public T decode(byte[] bytes)

getSchemaInfo

public SchemaInfo getSchemaInfo()

Specified by:

getSchemaInfo in interface Schema<T>

getBackwardsCompatibleJsonSchemaInfo

public SchemaInfo getBackwardsCompatibleJsonSchemaInfo()

Implemented for backwards compatibility reasons since the original schema generated by JSONSchema was based off the json schema standard since then we have standardized on Avro

Returns:

of

public static <T> JSONSchema<T> of(SchemaDefinition<T> schemaDefinition)

of

public static <T> JSONSchema<T> of(Class<T> pojo)

of

public static <T> JSONSchema<T> of(Class<T> pojo,
                                   Map<String,String> properties)

getAvroSchema

protected org.apache.avro.Schema getAvroSchema()

createAvroSchema

protected static org.apache.avro.Schema createAvroSchema(SchemaDefinition schemaDefinition)

parseAvroSchema

protected static org.apache.avro.Schema parseAvroSchema(String jsonDef)