org.openl.rules.ruleservice.simple

Interface RulesFrontend

All Known Implementing Classes:

AbstractRulesFrontend, RulesFrontendImpl

public interface RulesFrontend

The instance of this interface is not thread safe.

Author:

Marat Kamalov

Method Summary

Modifier and Type	Method and Description
<T> T	buildServiceProxy(String serviceName, Class<T> proxyInterface) Return proxy object for defined service.
<T> T	buildServiceProxy(String serviceName, Class<T> proxyInterface, ClassLoader classLoader) Return proxy object for defined service.
Object	execute(String serviceName, String ruleName, Class<?>[] inputParamsTypes, Object[] params) Executes method with specified parameters.
Object	execute(String serviceName, String ruleName, Object... params) Executes method with specified parameters.
OpenLService	findServiceByName(String serviceName) This method is designed for extending service functionality.
Collection<String>	getServiceNames() Gets service names.
Object	getValue(String serviceName, String fieldName) Gets values defined in rules.
void	registerService(OpenLService service) Registers service to use it in calculations.
void	unregisterService(String serviceName) Unregister service.

Method Detail

findServiceByName

OpenLService findServiceByName(String serviceName)

This method is designed for extending service functionality. Modify returned OpenLService object, can be result of system failure. Please, don't modify returned OpenLService object.

Parameters:

serviceName - service name

Returns:

found service

execute

Object execute(String serviceName,
               String ruleName,
               Class<?>[] inputParamsTypes,
               Object[] params)
        throws MethodInvocationException

Executes method with specified parameters.

Parameters:

serviceName - Name of deployed service

ruleName - Technical name of the rule to execute

inputParamsTypes - Types of method input parameters to discover method

params - Parameters for method execution

Returns:

Result of execution

Throws:

MethodInvocationException

execute

Object execute(String serviceName,
               String ruleName,
               Object... params)
        throws MethodInvocationException

Executes method with specified parameters. Method discovery is done based on parameters types.

Parameters:

serviceName - Name of deployed service

ruleName - Technical name of the rule to execute

params - Parameters for method execution

Returns:

Result of execution

Throws:

MethodInvocationException

getValue

Object getValue(String serviceName,
                String fieldName)
         throws MethodInvocationException

Gets values defined in rules.

Parameters:

serviceName - Name of deployed service

fieldName - Technical name of the rule to execute

Returns:

Data stored in field

Throws:

MethodInvocationException

getServiceNames

Collection<String> getServiceNames()

Gets service names.

registerService

void registerService(OpenLService service)

Registers service to use it in calculations.

Parameters:

service - Service to register.

unregisterService

void unregisterService(String serviceName)

Unregister service.

Parameters:

serviceName - Service to unregister

buildServiceProxy

<T> T buildServiceProxy(String serviceName,
                        Class<T> proxyInterface)

Return proxy object for defined service.

Parameters:

serviceName - service name

proxyInterface - interface for proxy

Returns:

Proxy object for service

buildServiceProxy

<T> T buildServiceProxy(String serviceName,
                        Class<T> proxyInterface,
                        ClassLoader classLoader)

Return proxy object for defined service.

Parameters:

serviceName - service name

proxyInterface - interface for proxy

classLoader - classloader

Returns:

Proxy object for service