Nested and Inner Type Summary

Modifier and Type	Class and Description
private static enum	Json.JsonType Note this enum must be kept aligned with the union in Json.avsc.
public static class	Json.ObjectReader `DatumReader` for arbitrary Json data using the object model described in `org.apache.avro.JsonProperties`.
public static class	Json.ObjectWriter `DatumWriter` for arbitrary Json data using the object model described in `org.apache.avro.JsonProperties`.

Field Summary

Modifier and Type	Field and Description
pack-priv static final JsonFactory	FACTORY
pack-priv static final ObjectMapper	MAPPER
public static final Schema	SCHEMA The schema for Json data.

Access	Constructor and Description
private	Json()

Method Summary

Modifier and Type	Method and Description
public static Object	parseJson(String s) Parses a JSON string and converts it to the object model described in `org.apache.avro.JsonProperties`.
private static JsonNode	read(Decoder in) Read Json data from Avro data.
private static Object	readObject(Decoder in)
public static String	toString(Object datum) Converts an instance of the object model described in `org.apache.avro.JsonProperties` to a JSON string.
private static void	write(JsonNode node, Encoder out) Write Json data as Avro data.
private static void	writeObject(Object datum, Encoder out)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

FACTORY	back to summary
pack-priv static final JsonFactory FACTORY

MAPPER	back to summary
pack-priv static final ObjectMapper MAPPER

SCHEMA	back to summary
public static final Schema SCHEMA The schema for Json data.

Json	back to summary
private Json()

Method Detail

parseJson	back to summary
public static Object parseJson(String s) Parses a JSON string and converts it to the object model described in `org.apache.avro.JsonProperties`.

read	back to summary
private static JsonNode read(Decoder in) throws IOException Read Json data from Avro data.

readObject	back to summary
private static Object readObject(Decoder in) throws IOException

toString	back to summary
public static String toString(Object datum) Converts an instance of the object model described in `org.apache.avro.JsonProperties` to a JSON string.

write	back to summary
private static void write(JsonNode node, Encoder out) throws IOException Write Json data as Avro data.

writeObject	back to summary
private static void writeObject(Object datum, Encoder out) throws IOException

org.apache.avro.data back to summary

private final Enum Json.JsonType

Class Inheritance

extends Enum<Json.JsonType>

java.lang.Object
java.lang.Enum
org.apache.avro.data.Json.JsonType

Note

this enum must be kept aligned with the union in Json.avsc.

Field Summary

Modifier and Type	Field and Description
public static final Json.JsonType	ARRAY
public static final Json.JsonType	BOOLEAN
public static final Json.JsonType	DOUBLE
public static final Json.JsonType	LONG
public static final Json.JsonType	NULL
public static final Json.JsonType	OBJECT
public static final Json.JsonType	STRING

Constructor Summary

Access	Constructor and Description
private	JsonType()

Method Summary

Modifier and Type	Method and Description
public static Json.JsonType	valueOf(String name)
public static Json.JsonType[]	values()

Inherited from java.lang.Enum:: clone compareTo describeConstable equals finalize getDeclaringClass hashCode name ordinal toString valueOf

Field Detail

ARRAY	back to summary
public static final Json.JsonType ARRAY

BOOLEAN	back to summary
public static final Json.JsonType BOOLEAN

DOUBLE	back to summary
public static final Json.JsonType DOUBLE

LONG	back to summary
public static final Json.JsonType LONG

NULL	back to summary
public static final Json.JsonType NULL

OBJECT	back to summary
public static final Json.JsonType OBJECT

STRING	back to summary
public static final Json.JsonType STRING

Constructor Detail

JsonType	back to summary
private JsonType()

Method Detail

valueOf	back to summary
public static Json.JsonType valueOf(String name)

values	back to summary
public static Json.JsonType[] values()

org.apache.avro.data back to summary

public Class Json.ObjectReader

Class Inheritance

extends Object
implements DatumReader<Object>

java.lang.Object
org.apache.avro.data.Json.ObjectReader

All Implemented Interfaces

org.apache.avro.io.DatumReader

DatumReader for arbitrary Json data using the object model described in org.apache.avro.JsonProperties.

Field Summary

Modifier and Type	Field and Description
private ResolvingDecoder	resolver
private Schema	written

Constructor Summary

Access	Constructor and Description
public	ObjectReader()

Method Summary

Modifier and Type	Method and Description
public Object	read(Object reuse, Decoder in) Implements org.apache.avro.io.DatumReader.read. Read a datum.
public void	setSchema(Schema schema) Implements org.apache.avro.io.DatumReader.setSchema. Set the writer's schema.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

resolver	back to summary
private ResolvingDecoder resolver

written	back to summary
private Schema written

Constructor Detail

ObjectReader	back to summary
public ObjectReader()

Method Detail

read	back to summary
public Object read(Object reuse, Decoder in) throws IOException Implements org.apache.avro.io.DatumReader.read. Doc from org.apache.avro.io.DatumReader.read. Read a datum. Traverse the schema, depth-first, reading all leaf values in the schema into a datum that is returned. If the provided datum is non-null it may be reused and returned. Annotations @Override

read

back to summary

public Object read(Object reuse, Decoder in) throws IOException

Implements org.apache.avro.io.DatumReader.read.

Doc from org.apache.avro.io.DatumReader.read.

Read a datum. Traverse the schema, depth-first, reading all leaf values in the schema into a datum that is returned. If the provided datum is non-null it may be reused and returned.

Annotations

@Override

setSchema	back to summary
public void setSchema(Schema schema) Implements org.apache.avro.io.DatumReader.setSchema. Doc from org.apache.avro.io.DatumReader.setSchema. Set the writer's schema. Annotations @Override

setSchema

back to summary

public void setSchema(Schema schema)

Implements org.apache.avro.io.DatumReader.setSchema.

Doc from org.apache.avro.io.DatumReader.setSchema.

Set the writer's schema.

Annotations

@Override

org.apache.avro.data back to summary

public Class Json.ObjectWriter

Class Inheritance

extends Object
implements DatumWriter<Object>

java.lang.Object
org.apache.avro.data.Json.ObjectWriter

All Implemented Interfaces

org.apache.avro.io.DatumWriter

DatumWriter for arbitrary Json data using the object model described in org.apache.avro.JsonProperties.

Constructor Summary

Access	Constructor and Description
public	ObjectWriter()

Method Summary

Modifier and Type	Method and Description
public void	setSchema(Schema schema) Implements org.apache.avro.io.DatumWriter.setSchema. Set the schema.
public void	write(Object datum, Encoder out) Implements org.apache.avro.io.DatumWriter.write. Write a datum.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

ObjectWriter	back to summary
public ObjectWriter()

Method Detail

setSchema	back to summary
public void setSchema(Schema schema) Implements org.apache.avro.io.DatumWriter.setSchema. Doc from org.apache.avro.io.DatumWriter.setSchema. Set the schema. Annotations @Override

setSchema

back to summary

public void setSchema(Schema schema)

Implements org.apache.avro.io.DatumWriter.setSchema.

Doc from org.apache.avro.io.DatumWriter.setSchema.

Set the schema.

Annotations

@Override

write	back to summary
public void write(Object datum, Encoder out) throws IOException Implements org.apache.avro.io.DatumWriter.write. Doc from org.apache.avro.io.DatumWriter.write. Write a datum. Traverse the schema, depth first, writing each leaf value in the schema from the datum to the output. Annotations @Override

write

back to summary

public void write(Object datum, Encoder out) throws IOException

Implements org.apache.avro.io.DatumWriter.write.

Doc from org.apache.avro.io.DatumWriter.write.

Write a datum. Traverse the schema, depth first, writing each leaf value in the schema from the datum to the output.

Annotations

@Override