org.apache.unomi.schema.api

Interface SchemaService

All Known Implementing Classes:

SchemaServiceImpl

public interface SchemaService

Service that allow to manage JSON schema. It allows to get, save and delete schemas

Method Summary

Modifier and Type	Method and Description
boolean	deleteSchema(String schemaId) Delete a schema according to its id
Set<String>	getInstalledJsonSchemaIds() Get the list of installed Json Schema Ids
JsonSchemaWrapper	getSchema(String schemaId) Get a schema matching by a schema id
JsonSchemaWrapper	getSchemaForEventType(String eventType) Get the schema that is able to validate the specific event type
List<JsonSchemaWrapper>	getSchemasByTarget(String target) Get a list a JsonSchemaWrapper
boolean	isEventValid(String event) Verify if the event is valid (This method is fail safe, if unexpected errors happens it will returns false)
boolean	isEventValid(String event, String eventType) Deprecated.
boolean	isValid(String data, String schemaId) Verify if a jsonNode is valid against a schema (This method is fail safe, if unexpected errors happens it will returns false)
void	loadPredefinedSchema(InputStream schemaStream) Load a predefined schema into memory
void	saveSchema(String schema) Save a new schema or update a schema
boolean	unloadPredefinedSchema(InputStream schemaStream) Unload a predefined schema into memory
Set<ValidationError>	validateEvent(String event) perform a validation on the given event
Map<String,Set<ValidationError>>	validateEvents(String events) perform a validation of a list of the given events

Method Detail

isValid

boolean isValid(String data,
                String schemaId)

Verify if a jsonNode is valid against a schema (This method is fail safe, if unexpected errors happens it will returns false)

Parameters:

data - to validate

schemaId - id of the schema used for the validation

Returns:

true is the object is valid, false otherwise, false also in case of unexpected errors !

isEventValid

@Deprecated
boolean isEventValid(String event,
                                 String eventType)

Deprecated.

Deprecate (since 2.2.0). the eventType is now directly extracted from the event source You can directly use sibling function: isEventValid(String event)

isEventValid

boolean isEventValid(String event)

Verify if the event is valid (This method is fail safe, if unexpected errors happens it will returns false)

Parameters:

event - the event to check validity

Returns:

true is the event is valid, false otherwise, false also in case of unexpected errors !

validateEvent

Set<ValidationError> validateEvent(String event)
                            throws ValidationException

perform a validation on the given event

Parameters:

event - the event to validate

Returns:

The list of validation errors in case there is some, empty list otherwise

Throws:

ValidationException - in case something goes wrong and validation could not be performed.

validateEvents

Map<String,Set<ValidationError>> validateEvents(String events)
                                         throws ValidationException

perform a validation of a list of the given events

Parameters:

events - the events to validate

Returns:

The Map of validation errors group per event type in case there is some, empty map otherwise

Throws:

ValidationException - in case something goes wrong and validation could not be performed.

getInstalledJsonSchemaIds

Set<String> getInstalledJsonSchemaIds()

Get the list of installed Json Schema Ids

Returns:

A Set of JSON schema ids

getSchema

JsonSchemaWrapper getSchema(String schemaId)

Get a schema matching by a schema id

Parameters:

schemaId - Id of the schema

Returns:

A JSON schema

getSchemasByTarget

List<JsonSchemaWrapper> getSchemasByTarget(String target)

Get a list a JsonSchemaWrapper

Parameters:

target - to filter the schemas

Returns:

a list of JSONSchema

getSchemaForEventType

JsonSchemaWrapper getSchemaForEventType(String eventType)
                                 throws ValidationException

Get the schema that is able to validate the specific event type

Parameters:

eventType - the eventType

Returns:

The JSON Schema able to validate the given event type or null if not found.

Throws:

ValidationException

saveSchema

void saveSchema(String schema)

Save a new schema or update a schema

Parameters:

schema - as a String value

deleteSchema

boolean deleteSchema(String schemaId)

Delete a schema according to its id

Parameters:

schemaId - id of the schema to delete

Returns:

true if the schema has been deleted

loadPredefinedSchema

void loadPredefinedSchema(InputStream schemaStream)
                   throws IOException

Load a predefined schema into memory

Parameters:

schemaStream - inputStream of the schema

Throws:

IOException

unloadPredefinedSchema

boolean unloadPredefinedSchema(InputStream schemaStream)

Unload a predefined schema into memory

Parameters:

schemaStream - inputStream of the schema to delete

Returns:

true if the schema has been deleted