Uses of Interface
com.flowable.serviceregistry.api.repository.ServiceDefinitionModel

Packages that use ServiceDefinitionModel

Package	Description
com.flowable.dataobject.engine.impl.runtime.datasource
com.flowable.serviceregistry.api.interceptor
com.flowable.serviceregistry.api.repository
com.flowable.serviceregistry.engine
com.flowable.serviceregistry.engine.impl.cmd
com.flowable.serviceregistry.engine.impl.deployer
com.flowable.serviceregistry.engine.impl.invoker.db
com.flowable.serviceregistry.engine.impl.invoker.expression
com.flowable.serviceregistry.engine.impl.invoker.rest
com.flowable.serviceregistry.engine.impl.persistence.deploy
com.flowable.serviceregistry.engine.impl.repository
com.flowable.serviceregistry.engine.impl.util

Uses of ServiceDefinitionModel in com.flowable.dataobject.engine.impl.runtime.datasource

Methods in com.flowable.dataobject.engine.impl.runtime.datasource that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	DataObjectOperations.getServiceDefinitionModel(DataObjectDefinition dataObjectDefinition, DataObjectModel objectModel)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.api.interceptor

Methods in com.flowable.serviceregistry.api.interceptor with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
void	ServiceInvokerInterceptor.afterServiceInvocation(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext context, ServiceInvocationResult result)
void	ServiceInvokerInterceptor.beforeServiceInvocation(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext context)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.api.repository

Methods in com.flowable.serviceregistry.api.repository that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	ServiceResourceConverter.convertServiceResourceToModel(byte[] serviceResourceBytes)
ServiceDefinitionModel	ServiceResourceConverter.convertServiceResourceToModel(InputStream serviceResourceStream)
ServiceDefinitionModel	ServiceRegistryRepositoryService.getServiceDefinitionModel(String serviceDefinitionId)	Returns the ServiceDefinitionModel including all service model info.
ServiceDefinitionModel	ServiceRegistryRepositoryService.getServiceDefinitionModelByKey(String serviceDefinitionKey)	Returns the ServiceDefinitionModel including all service model info, using the service definition key and resolving the key to the latest version.
ServiceDefinitionModel	ServiceRegistryRepositoryService.getServiceDefinitionModelByKeyAndTenantId(String serviceDefinitionKey, String tenantId)	Returns the ServiceDefinitionModel including all service model info, using the service definition key and resolving the key to the latest version.
ServiceDefinitionModel	ServiceRegistryRepositoryService.getServiceDefinitionModelByReferenceKeyAndTenantId(String referenceKey, String tenantId)	Returns the ServiceDefinitionModel including all service model info, using the reference key and resolving the key to the latest version.

Methods in com.flowable.serviceregistry.api.repository with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
String	ServiceResourceConverter.convertServiceDefinitionModelToJson(ServiceDefinitionModel serviceDefinitionModel)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine

Methods in com.flowable.serviceregistry.engine that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	ServiceRegistryRepositoryServiceImpl.getServiceDefinitionModel(String serviceDefinitionId)
ServiceDefinitionModel	ServiceRegistryRepositoryServiceImpl.getServiceDefinitionModelByKey(String serviceDefinitionKey)
ServiceDefinitionModel	ServiceRegistryRepositoryServiceImpl.getServiceDefinitionModelByKeyAndTenantId(String serviceDefinitionKey, String tenantId)
ServiceDefinitionModel	ServiceRegistryRepositoryServiceImpl.getServiceDefinitionModelByReferenceKeyAndTenantId(String referenceKey, String tenantId)

Methods in com.flowable.serviceregistry.engine with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceInvocationResponse	ServiceInvoker.invoke(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext)
List<ServiceInvocationResponse>	ServiceInvoker.invokeList(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.cmd

Methods in com.flowable.serviceregistry.engine.impl.cmd that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	GetServiceDefinitionModelByReferenceCmd.execute(CommandContext commandContext)
ServiceDefinitionModel	GetServiceDefinitionModelCmd.execute(CommandContext commandContext)
protected ServiceDefinitionModel	InvokeServiceCmd.getServiceDefinitionModel(ServiceDefinitionEntity serviceDefinition, CommandContext commandContext)

Methods in com.flowable.serviceregistry.engine.impl.cmd with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected Map<String,Object>	InvokeServiceCmd.createValidateAndCompleteServiceInvocationInputDataMap(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, com.fasterxml.jackson.databind.ObjectMapper objectMapper, ExpressionManager expressionManager)	Creates, validates and completes the service invocation data according the input parameter definition of the service.
protected Object	InvokeServiceCmd.getLookupId(ServiceDefinitionModel serviceDefinitionModel, ServiceInvocationResponse invocationResponse, Map<String,Object> resultMap, com.fasterxml.jackson.databind.ObjectMapper objectMapper)	Search for the lookup id value in the response according the mapping in the service definition and do proper handling of the response type (e.g.
protected ServiceInvoker	InvokeServiceCmd.getServiceInvoker(ServiceDefinitionModel serviceDefinitionModel, CommandContext commandContext)
protected ServiceOperation	InvokeServiceCmd.getServiceOperation(ServiceDefinitionModel serviceDefinitionModel)
protected Map<String,Object>	InvokeServiceCmd.handleOutputParametersValues(Object invocationResponse, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContextImpl context, ServiceRegistryEngineConfiguration serviceEngineConfiguration, Collection<ServiceOutputParameter> outputParameters)
protected Map<String,Object>	InvokeServiceCmd.handleOutputParameterValues(Object invocationResponse, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContextImpl context, ServiceRegistryEngineConfiguration serviceEngineConfiguration)	Verifies and handles output values according the output paramter definition of the service (specially missing and null-value output).
protected ServiceInvocationResultResponse	InvokeServiceCmd.handleServiceInvocationResponse(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvoker serviceInvoker, ServiceInvocationContextImpl context, ServiceRegistryEngineConfiguration serviceEngineConfiguration, ServiceInvocationResponse invocationResponse)
protected List<ServiceInvocationResultResponse>	InvokeListServiceCmd.invoke(ServiceInvoker serviceInvoker, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContextImpl context, CommandContext commandContext)
protected abstract T	InvokeServiceCmd.invoke(ServiceInvoker serviceInvoker, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContextImpl context, CommandContext commandContext)
protected ServiceInvocationResultResponse	InvokeSingleServiceCmd.invoke(ServiceInvoker serviceInvoker, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContextImpl context, CommandContext commandContext)
protected T	InvokeServiceCmd.invokeService(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvoker serviceInvoker, ServiceInvocationContextImpl context, CommandContext commandContext)
protected void	InvokeServiceCmd.processAndValidateInputParameter(ServiceDefinitionModel serviceDefinitionModel, ServiceInputParameter inputParameter, Map<String,Object> serviceInvocationInputData, com.fasterxml.jackson.databind.ObjectMapper objectMapper, ExpressionManager expressionManager)	Internal method to process a single input parameter by looking at its definition and checking its value.

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.deployer

Methods in com.flowable.serviceregistry.engine.impl.deployer that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	ServiceResourceConverterImpl.convertServiceResourceToModel(byte[] appResourceBytes)
ServiceDefinitionModel	ServiceResourceConverterImpl.convertServiceResourceToModel(InputStream appResourceStream)

Methods in com.flowable.serviceregistry.engine.impl.deployer with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected Map<String,ColumnMapping>	ServiceResourceConverterImpl.columnMappingsByName(ServiceDefinitionModel model)
String	ServiceResourceConverterImpl.convertServiceDefinitionModelToJson(ServiceDefinitionModel serviceDefinitionModel)
protected ServiceDefinitionEntity	ServiceDefinitionDeployer.getMostRecentVersionOfServiceDefinition(ServiceDefinitionModel serviceDefinitionModel, String tenantId)
protected void	ServiceDefinitionDeployer.updateCachingAndArtifacts(ServiceDefinitionEntity serviceDefinition, ServiceDefinitionModel serviceResourceModel, ServiceDeploymentEntity deployment)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.invoker.db

Fields in com.flowable.serviceregistry.engine.impl.invoker.db declared as ServiceDefinitionModel

Modifier and Type	Field	Description
protected ServiceDefinitionModel	JoinTableConfig.referenceModel

Methods in com.flowable.serviceregistry.engine.impl.invoker.db that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	JoinTableConfig.getReferenceModel()

Methods in com.flowable.serviceregistry.engine.impl.invoker.db that return types with arguments of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected org.apache.commons.lang3.tuple.Pair<ServiceDefinitionModel,ServiceRegistryDataObjectModel>	DbServiceInvoker.findReferenceServiceDefinitionModel(ColumnMapping columnMapping, String tenantId, ServiceRegistryDataObjectModel dataObjectModel)

Methods in com.flowable.serviceregistry.engine.impl.invoker.db with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected QueryParameter	DbServiceInvoker.asQueryParameter(QueryColumnMapping queryColumn, ServiceDefinitionModel model, ServiceRegistryDataObjectModel dataObjectModel, String tenantId, Object value)
protected Map<String,List<DbColumnMapping>>	DbServiceInvoker.columnsByName(ServiceDefinitionModel model, DBServiceOperationConfig config, Function<DBServiceOperationConfig,Collection<DbColumnMapping>> columnsProvider)
protected JoinTableConfig	DbServiceInvoker.createJoinTableConfig(ColumnMapping columnMapping, String tenantId, String owningTableName, ServiceDefinitionModel model, ServiceRegistryDataObjectModel dataObjectModel, long id)
protected List<JoinTableConfig>	DbServiceInvoker.createJoinTableConfigs(ServiceDefinitionModel model, ServiceRegistryDataObjectModel dataObjectModel, DBServiceOperationConfig operationConfig, String tenantId)
protected List<JoinTableConfig>	DbServiceInvoker.createJoinTableConfigs(ServiceDefinitionModel model, ServiceRegistryDataObjectModel dataObjectModel, BiPredicate<String,ColumnMapping> shouldUseMappingRelation, String tenantId)
protected DatabaseGenericInstanceQuery	DatabaseSchemaDataObjectJdbcTemplate.createQuery(ServiceDefinitionModel model)
int	DatabaseSchemaDataObjectJdbcTemplate.delete(ServiceDefinitionModel serviceDefinitionModel, DatabaseGenericInstanceQuery query)
protected QueryParameter	DbServiceInvoker.extractLookupIdQueryParameter(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, Object lookupIdValue)
protected Collection<QueryParameter>	DbServiceInvoker.extractQueryParameters(ServiceInvocationVariablesContainer variableContainer, ServiceDefinitionModel model, ServiceRegistryDataObjectModel dataObjectModel, DBServiceOperationConfig operationConfig)
protected Collection<OrderParameter>	DbServiceInvoker.extractSortParameters(ServiceInvocationVariablesContainer variablesContainer, ServiceDefinitionModel serviceDefinitionModel, DBServiceOperationConfig operationConfig, boolean lookupIdFallback)
protected ColumnMapping	DbServiceInvoker.findColumnMapping(String columnMapping, ServiceDefinitionModel model)
protected String	DatabaseSchemaDataObjectJdbcTemplate.getLookupIdColumnName(ServiceDefinitionModel model)
protected Map<String,ServiceInputParameter>	DbServiceInvoker.inputParametersByName(ServiceDefinitionModel model, ServiceOperation operation)
Map<String,Object>	DatabaseSchemaDataObjectJdbcTemplate.insert(ServiceInvocationVariablesContainer variableContainer, ServiceDefinitionModel serviceDefinitionModel, Map<String,List<DbColumnMapping>> insertColumnsByName, BiFunction<String,ServiceDefinitionModel,ColumnMapping> columnMappingProvider)
protected Map<String,List<DbColumnMapping>>	DbServiceInvoker.insertColumnsByName(ServiceDefinitionModel model, DBServiceOperationConfig config)
DatabaseServiceInvocationResponse	DbServiceInvoker.invoke(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext context)
List<ServiceInvocationResponse>	DbServiceInvoker.invokeList(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext)
protected int	DbServiceInvoker.performDelete(ServiceInvocationVariablesContainer serviceInvocationVariablesContainer, ServiceDefinitionModel serviceDefinitionModel, ServiceRegistryDataObjectModel dataObjectModel, DBServiceOperationConfig operationConfig)
protected DatabaseServiceInvocationResponse	DbServiceInvoker.performSearch(ServiceInvocationVariablesContainer serviceInvocationVariablesContainer, ServiceDefinitionModel serviceDefinitionModel, ServiceRegistryDataObjectModel dataObjectModel, ServiceOperation serviceOperation, DBServiceOperationConfig operationConfig)
protected int	DbServiceInvoker.performUpdate(ServiceInvocationVariablesContainer serviceInvocationVariablesContainer, ServiceDefinitionModel serviceDefinitionModel, ServiceRegistryDataObjectModel dataObjectModel, ServiceOperation serviceOperation, DBServiceOperationConfig operationConfig)
protected DBServiceOperationConfig	DbServiceInvoker.readOperationConfig(ServiceDefinitionModel model, ServiceOperation operation)
protected Map<String,String>	DbServiceInvoker.sortPropertiesByName(ServiceDefinitionModel model, DBServiceOperationConfig config)
protected Map<String,List<DbColumnMapping>>	DbServiceInvoker.updateColumnsByName(ServiceDefinitionModel model, DBServiceOperationConfig config)

Method parameters in com.flowable.serviceregistry.engine.impl.invoker.db with type arguments of type ServiceDefinitionModel

Modifier and Type	Method	Description
Map<String,Object>	DatabaseSchemaDataObjectJdbcTemplate.insert(ServiceInvocationVariablesContainer variableContainer, ServiceDefinitionModel serviceDefinitionModel, Map<String,List<DbColumnMapping>> insertColumnsByName, BiFunction<String,ServiceDefinitionModel,ColumnMapping> columnMappingProvider)

Constructors in com.flowable.serviceregistry.engine.impl.invoker.db with parameters of type ServiceDefinitionModel

Constructor	Description
JoinTableConfig(ColumnMapping columnMapping, ServiceDefinitionModel referenceModel, ServiceRegistryDataObjectModel referenceDataObjectModel, long id)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.invoker.expression

Methods in com.flowable.serviceregistry.engine.impl.invoker.expression with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected void	ExpressionInvoker.completeInputParameter(ServiceDefinitionModel serviceDefinitionModel, ServiceInputParameter inputParameter, ServiceInvocationVariablesContainer serviceInvocationVariablesContainer)	Internal method to process a single input parameter by looking at its definition and checking its value and adding null values for missing input parameter values in the data map.
protected Object	ExpressionInvoker.executeExpressionAndGetResult(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext context)
ServiceInvocationResponse	ExpressionInvoker.invoke(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext context)
List<ServiceInvocationResponse>	ExpressionInvoker.invokeList(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.invoker.rest

Methods in com.flowable.serviceregistry.engine.impl.invoker.rest with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
protected com.fasterxml.jackson.databind.JsonNode	RestServiceInvoker.applyOutputPathIfApplicable(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, com.fasterxml.jackson.databind.JsonNode resultJsonNode)
protected void	RestServiceInvoker.configureRequest(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, HttpRequest request, ServiceInvocationVariablesContainer variablesContainer)
protected org.apache.http.impl.client.HttpClientBuilder	RestServiceInvoker.createHttpClientBuilder(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext context)
protected String	RestServiceInvoker.encodeBasicAuth(String username, String password, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation)
void	RestServiceInvokerEnhancer.enhanceHttpClientBuilder(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext, org.apache.http.impl.client.HttpClientBuilder httpClientBuilder)
void	RestServiceInvokerEnhancer.enhanceHttpRequest(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext, org.apache.http.client.methods.HttpRequestBase httpRequestBase)
void	RestServiceInvokerEnhancer.enhanceHttpResponse(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext, org.apache.http.HttpResponse httpResponse)
void	RestServiceInvokerEnhancer.enhanceJsonResponse(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext, com.fasterxml.jackson.databind.JsonNode jsonResponse)
HttpResponse	RestServiceInvoker.execute(HttpRequest request, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext context)
protected RestServiceAuthorization	RestServiceInvoker.getAuthorization(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation)
protected String	RestServiceInvoker.getBody(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ExpressionManager expressionManager, ServiceInvocationVariablesContainer serviceInvocationVariablesContainer)
protected String	RestServiceInvoker.getUrl(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation)
RestServiceInvocationResponse	RestServiceInvoker.invoke(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext context)
List<ServiceInvocationResponse>	RestServiceInvoker.invokeList(ServiceDefinitionModel serviceDefinition, ServiceOperation serviceOperation, ServiceInvocationContext serviceInvocationContext)
protected boolean	RestServiceInvoker.lookupBooleanProperty(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, String field, boolean defaultValue)
protected MultiValueMap<String,String>	RestServiceInvoker.lookupHeaders(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation)
protected int	RestServiceInvoker.lookupIntegerProperty(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, String field, int defaultValue)
protected String	RestServiceInvoker.lookupStringProperty(ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, String field, String defaultValue)
HttpResponse	RestServiceInvoker.perform(org.apache.http.impl.client.CloseableHttpClient client, ServiceDefinitionModel serviceDefinitionModel, ServiceOperation serviceOperation, ServiceInvocationContext context, HttpRequest httpRequest)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.persistence.deploy

Fields in com.flowable.serviceregistry.engine.impl.persistence.deploy declared as ServiceDefinitionModel

Modifier and Type	Field	Description
protected ServiceDefinitionModel	ServiceDefinitionCacheEntry.serviceDefinitionModel

Methods in com.flowable.serviceregistry.engine.impl.persistence.deploy that return ServiceDefinitionModel

Modifier and Type	Method	Description
ServiceDefinitionModel	ServiceDefinitionCacheEntry.getServiceDefinitionModel()

Methods in com.flowable.serviceregistry.engine.impl.persistence.deploy with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
void	ServiceDefinitionCacheEntry.setServiceDefinitionModel(ServiceDefinitionModel serviceDefinitionModel)

Constructors in com.flowable.serviceregistry.engine.impl.persistence.deploy with parameters of type ServiceDefinitionModel

Constructor	Description
ServiceDefinitionCacheEntry(ServiceDefinitionEntity serviceDefinitionEntity, ServiceDefinitionModel serviceDefinitionModel)

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.repository

Classes in com.flowable.serviceregistry.engine.impl.repository that implement ServiceDefinitionModel

Modifier and Type	Class	Description
class	BaseServiceDefinitionModel

Uses of ServiceDefinitionModel in com.flowable.serviceregistry.engine.impl.util

Methods in com.flowable.serviceregistry.engine.impl.util with parameters of type ServiceDefinitionModel

Modifier and Type	Method	Description
static Collection<ServiceInputParameter>	ServiceParameterUtil.extractServiceInputParameters(ServiceDefinitionModel model, ServiceOperation operation)
static Collection<ServiceOutputParameter>	ServiceParameterUtil.extractServiceOutputParameters(ServiceDefinitionModel model, ServiceOperation operation, ServiceInvocationContextImpl context)
static Collection<ServiceOutputParameter>	ServiceParameterUtil.extractServiceOutputParameters(ServiceDefinitionModel model, ServiceInvocationContextImpl context)
static Collection<ServiceOutputParameter>	ServiceParameterUtil.extractServiceOutputParameters(ServiceDefinitionModel model, Supplier<ServiceRegistryDataObjectModel> currentModelSupplier, Function<String,ServiceRegistryDataObjectModel> dataObjectModelProvider)