FileAvroSchemaStore (Nuxeo 2021.70.4 API Documentation)

java.lang.Object
- org.nuxeo.lib.stream.codec.FileAvroSchemaStore

All Implemented Interfaces:

org.apache.avro.message.SchemaStore, AvroSchemaStore
```
public class FileAvroSchemaStore
extends Object
implements AvroSchemaStore
```
Very simple SchemaStore that uses a file storage to persists its schemas.

Since:

10.3

Nested Class Summary
- Nested classes/interfaces inherited from interface org.apache.avro.message.SchemaStore
  org.apache.avro.message.SchemaStore.Cache

Field Summary

Fields
Modifier and Type Field Description

protected static String AVRO_SCHEMA_EXT

protected Path schemaDirectoryPath

protected Map<Long,org.apache.avro.Schema> schemas

Constructor Summary

Constructors
Constructor Description

FileAvroSchemaStore(Path schemaDirectoryPath)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`addSchema(org.apache.avro.Schema schema)`	Adds a schema to the store and returns its fingerprint.
`org.apache.avro.Schema`	`findByFingerprint(long fingerprint)`
`protected String`	`getFilename(String prefix, long fingerprint)`
`void`	`loadSchema(Path schemaPath)`	Load the avro schema from this file.
`void`	`loadSchemas(Path directory)`	Load all avro schema files from this directory.
`protected void`	`loadSchemasEndingWith(Path directory, String pattern)`	Loads all avro schema files from this directory that end with the pattern.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

AVRO_SCHEMA_EXT

protected static final String AVRO_SCHEMA_EXT

See Also:: Constant Field Values

schemaDirectoryPath

protected final Path schemaDirectoryPath

schemas

protected final Map<Long,org.apache.avro.Schema> schemas

Constructor Detail

FileAvroSchemaStore

public FileAvroSchemaStore(Path schemaDirectoryPath)

Method Detail
- loadSchemas
```
public void loadSchemas(Path directory)
```
  Load all avro schema files from this directory. Files must have the .avsc extention.
- loadSchemasEndingWith
```
protected void loadSchemasEndingWith(Path directory,
                                     String pattern)
```
  Loads all avro schema files from this directory that end with the pattern.
  
  Since:
  
  11.5
- loadSchema
```
public void loadSchema(Path schemaPath)
```
  Load the avro schema from this file.
- addSchema
```
public long addSchema(org.apache.avro.Schema schema)
```
  Description copied from interface: AvroSchemaStore
  
  Adds a schema to the store and returns its fingerprint.
  
  Specified by:
  
  addSchema in interface AvroSchemaStore
- getFilename
```
protected String getFilename(String prefix,
                             long fingerprint)
```
- findByFingerprint
```
public org.apache.avro.Schema findByFingerprint(long fingerprint)
```
  Specified by:
  
  findByFingerprint in interface org.apache.avro.message.SchemaStore