org.apache.avro.message

Class SchemaStore.Cache

java.lang.Object

org.apache.avro.message.SchemaStore.Cache

All Implemented Interfaces:

SchemaStore

Enclosing interface:

SchemaStore

public static class SchemaStore.Cache
extends Object
implements SchemaStore

A map-based cache of schemas by AVRO-CRC-64 fingerprint.

This class is thread-safe.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.avro.message.SchemaStore

SchemaStore.Cache

Constructor Summary

Constructors

Constructor and Description
Cache()

Method Summary

Modifier and Type	Method and Description
void	addSchema(Schema schema) Adds a schema to this cache that can be retrieved using its AVRO-CRC-64 fingerprint.
Schema	findByFingerprint(long fingerprint) Retrieves a fingerprint by its AVRO-CRC-64 fingerprint.

Methods inherited from class java.lang.Object

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

Constructor Detail

Cache

public Cache()

Method Detail

addSchema

public void addSchema(Schema schema)

Adds a schema to this cache that can be retrieved using its AVRO-CRC-64 fingerprint.

Parameters:

schema - a Schema

findByFingerprint

public Schema findByFingerprint(long fingerprint)

Description copied from interface: SchemaStore

Retrieves a fingerprint by its AVRO-CRC-64 fingerprint.

Specified by:

findByFingerprint in interface SchemaStore

Parameters:

fingerprint - an AVRO-CRC-64 fingerprint long

Returns:

a Schema with the given fingerprint, or null