Package jade.core

Interface ServiceFinder

All Known Implementing Classes:

ServiceManagerImpl

public interface ServiceFinder

The ServiceFinder interface serves as an access point for kernel-level service discovery. From a service finder object one can look up a given service by name, or can directly ask for a slice of the given service.

Author:

Giovanni Rimassa - FRAMeTech s.r.l.

See Also:

Service

Field Summary

Fields

Modifier and Type	Field	Description
static String	MAIN_SLICE
static String	THIS_SLICE

Method Summary

Modifier and Type	Method	Description
Service.Slice[]	findAllSlices(String serviceKey)	Retrieves all the slices of a service currently active on this platform.
Service	findService(String key)	Looks up a platform service by name.
Service.Slice	findSlice(String serviceKey, String sliceKey)	Looks up a specific service slice by name.

Field Detail

MAIN_SLICE

static final String MAIN_SLICE

See Also:

Constant Field Values

THIS_SLICE

static final String THIS_SLICE

See Also:

Constant Field Values

Method Detail

findService

Service findService(String key)
             throws IMTPException,
                    ServiceException

Looks up a platform service by name.

Parameters:

key - The name of the service. Concrete syntax for service names is left up to concrete services.

Throws:

IMTPException

ServiceException

findSlice

Service.Slice findSlice(String serviceKey,
                        String sliceKey)
                 throws IMTPException,
                        ServiceException

Looks up a specific service slice by name.

Parameters:

key - A structured name identifying both a service and a slice within it. Concrete syntax for service names is left up to concrete services.

Throws:

IMTPException

ServiceException

findAllSlices

Service.Slice[] findAllSlices(String serviceKey)
                       throws IMTPException,
                              ServiceException

Retrieves all the slices of a service currently active on this platform.

Parameters:

serviceKey - The name of the service. Concrete syntax for service names is left up to concrete services.

Returns:

An array of Service.Slice objects, containing all the slices of the requested service.

Throws:

IMTPException

ServiceException