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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
class ServantManager {
private let adapterName: String
private let communicator: Communicator
private var servantMapMap = [Identity: [String: Disp]]()
private var defaultServantMap = [String: Disp]()
private var locatorMap = [String: ServantLocator]()
// This is used to distingish between ObjectNotExistException and FacetNotExistException
// when a servant is not found on a Swift Admin OA.
private var adminId: Identity?
private var mutex = Mutex()
init(adapterName: String, communicator: Communicator) {
self.adapterName = adapterName
self.communicator = communicator
}
func addServant(servant: Disp, id ident: Identity, facet: String) throws {
try mutex.sync {
if var m = servantMapMap[ident] {
if m[facet] != nil {
var id = communicator.identityToString(ident)
if !facet.isEmpty {
id += try " - f " + escapeString(string: facet, special: "", communicator: communicator)
}
throw AlreadyRegisteredException(kindOfObject: "servant", id: id)
}
m[facet] = servant
servantMapMap[ident] = m
} else {
servantMapMap[ident] = [facet: servant]
}
}
}
func addDefaultServant(servant: Disp, category: String) throws {
try mutex.sync {
guard defaultServantMap[category] == nil else {
throw AlreadyRegisteredException(kindOfObject: "default servant", id: category)
}
defaultServantMap[category] = servant
}
}
func removeServant(id ident: Identity, facet: String) throws -> Disp {
return try mutex.sync {
guard var m = servantMapMap[ident], let obj = m.removeValue(forKey: facet) else {
var id = communicator.identityToString(ident)
if !facet.isEmpty {
id += try " - f " + escapeString(string: facet, special: "", communicator: communicator)
}
throw NotRegisteredException(kindOfObject: "servant", id: id)
}
if m.isEmpty {
servantMapMap.removeValue(forKey: ident)
} else {
servantMapMap[ident] = m
}
return obj
}
}
func removeDefaultServant(category: String) throws -> Disp {
return try mutex.sync {
guard let obj = defaultServantMap.removeValue(forKey: category) else {
throw NotRegisteredException(kindOfObject: "default servant", id: category)
}
return obj
}
}
func removeAllFacets(id: Identity) throws -> FacetMap {
return try mutex.sync {
guard let m = servantMapMap.removeValue(forKey: id) else {
throw NotRegisteredException(kindOfObject: "servant", id: identityToString(id: id))
}
return m
}
}
func findServant(id: Identity, facet: String) -> Disp? {
return mutex.sync {
guard let m = servantMapMap[id] else {
guard let obj = defaultServantMap[id.category] else {
return defaultServantMap[""]
}
return obj
}
return m[facet]
}
}
func findDefaultServant(category: String) -> Disp? {
return mutex.sync {
defaultServantMap[category]
}
}
func findAllFacets(id: Identity) -> FacetMap {
return mutex.sync {
guard let m = servantMapMap[id] else {
return FacetMap()
}
return m
}
}
func hasServant(id: Identity) -> Bool {
return mutex.sync {
servantMapMap[id] != nil
}
}
func addServantLocator(locator: ServantLocator, category: String) throws {
return try mutex.sync {
guard locatorMap[category] == nil else {
let id = try escapeString(string: category, special: "", communicator: communicator)
throw AlreadyRegisteredException(kindOfObject: "servant locator", id: id)
}
locatorMap[category] = locator
}
}
func removeServantLocator(category: String) throws -> ServantLocator {
return try mutex.sync {
guard let l = locatorMap.removeValue(forKey: category) else {
let id = try escapeString(string: category, special: "", communicator: communicator)
throw NotRegisteredException(kindOfObject: "servant locator", id: id)
}
return l
}
}
func findServantLocator(category: String) -> ServantLocator? {
return mutex.sync {
locatorMap[category]
}
}
func setAdminId(_ id: Identity) {
mutex.sync {
adminId = id
}
}
func isAdminId(_ id: Identity) -> Bool {
return mutex.sync {
adminId == id
}
}
func destroy() {
var m = [String: ServantLocator]()
mutex.sync {
servantMapMap.removeAll()
defaultServantMap.removeAll()
m = locatorMap
locatorMap.removeAll()
}
m.forEach { category, locator in
locator.deactivate(category)
}
}
}
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