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classdef Communicator < IceInternal.WrapperObject
% Communicator Summary of Communicator
%
% The central object in Ice. One or more communicators can be
% instantiated for an Ice application. Communicator instantiation
% is language-specific, and not specified in Slice code.
%
% Communicator Methods:
% destroy - Destroy the communicator.
% destroyAsync - Destroy the communicator.
% stringToProxy - Convert a stringified proxy into a proxy.
% proxyToString - Convert a proxy into a string.
% propertyToProxy - Convert a set of proxy properties into a proxy.
% proxyToProperty - Convert a proxy to a set of proxy properties.
% identityToString - Convert an identity into a string.
% getImplicitContext - Get the implicit context associated with this
% communicator.
% getProperties - Get the properties for this communicator.
% getLogger - Get the logger for this communicator.
% getDefaultRouter - Get the default router for this communicator.
% setDefaultRouter - Set a default router for this communicator.
% getDefaultLocator - Get the default locator for this communicator.
% setDefaultLocator - Set a default locator for this communicator.
% getValueFactoryManager - Get the value factory manager for this
% communicator.
% flushBatchRequests - Flush any pending batch requests for this
% communicator.
% flushBatchRequestsAsync - Flush any pending batch requests for this
% communicator.
% Copyright (c) ZeroC, Inc. All rights reserved.
methods
function obj = Communicator(impl, initData)
if ~isa(impl, 'lib.pointer')
throw(MException('Ice:ArgumentException', 'invalid argument'));
end
obj = obj@IceInternal.WrapperObject(impl);
obj.initData = initData;
obj.valueFactoryManager = IceInternal.ValueFactoryManagerI();
enc = obj.getProperties().getProperty('Ice.Default.EncodingVersion');
if isempty(enc)
obj.encoding = Ice.currentEncoding();
else
arr = sscanf(enc, '%u.%u');
if length(arr) ~= 2
throw(MException('Ice:ArgumentException', 'invalid value for Ice.Default.EncodingVersion'));
end
obj.encoding = Ice.EncodingVersion(arr(1), arr(2));
end
end
function destroy(obj)
% destroy Destroy the communicator. Calling destroy cleans up
% memory, and shuts down this communicator's client functionality.
% Subsequent calls to destroy are ignored.
obj.iceCall('destroy');
end
function f = destroyAsync(obj)
% destroyAsync Asynchronously destroy the communicator. Calling
% destroy cleans up memory, and shuts down this communicator's
% client functionality. Subsequent calls to destroy are ignored.
%
% Returns (Ice.Future) - A future that will be completed when the
% invocation completes.
future = libpointer('voidPtr');
obj.iceCall('destroyAsync', future);
assert(~isNull(future));
f = Ice.Future(future, 'destroy', 0, 'Ice_SimpleFuture', @(fut) fut.iceCall('check'));
end
function r = stringToProxy(obj, str)
% stringToProxy Convert a stringified proxy into a proxy.
% For example:
%
% MyCategory/MyObject:tcp -h some_host -p 10000
%
% is a proxy that refers to the Ice object having an identity with
% a name "MyObject" and a category "MyCategory", with the server
% running on host "some_host", port 10000. If the stringified proxy
% does not parse correctly, the operation throws one of
% ProxyParseException, EndpointParseException, or
% IdentityParseException.
%
% The Ice manual provides a detailed description of the syntax
% supported by stringified proxies.
%
% Parameters:
% str (char) - The stringified proxy to convert into a proxy.
%
% Returns (Ice.ObjectPrx) - The proxy, or an empty array if str is
% an empty string.
impl = libpointer('voidPtr');
obj.iceCall('stringToProxy', str, impl);
if isNull(impl)
r = [];
else
r = Ice.ObjectPrx(obj, obj.encoding, impl);
end
end
function r = proxyToString(obj, proxy)
% proxyToString Convert a proxy into a string.
%
% Parameters:
% proxy (Ice.ObjectPrx) - The proxy to convert into a stringified
% proxy.
%
% Returns (char) - The stringified proxy, or an empty string if
% proxy is an empty array.
if isempty(proxy)
r = '';
elseif ~isa(proxy, 'Ice.ObjectPrx')
throw(MException('Ice:ArgumentException', 'expecting a proxy'));
else
r = proxy.ice_toString();
end
end
function r = propertyToProxy(obj, prop)
% propertyToProxy Convert a set of proxy properties into a proxy.
% The "base" name supplied in the property argument refers to a
% property containing a stringified proxy, such as
%
% MyProxy=id:tcp -h localhost -p 10000
%
% Additional properties configure local settings for the proxy, such as
%
% MyProxy.PreferSecure=1
%
% The property reference in the Ice manual describes each of the
% supported proxy properties.
%
% Parameters:
% prop (char) - The base property name.
%
% Returns (Ice.ObjectPrx) - The proxy.
impl = libpointer('voidPtr');
obj.iceCall('propertyToProxy', prop, impl);
if isNull(impl)
r = [];
else
r = Ice.ObjectPrx(obj, obj.encoding, impl);
end
end
function r = proxyToProperty(obj, proxy, prop)
% proxyToProperty Convert a proxy to a set of proxy properties.
%
% Parameters:
% proxy (Ice.ObjectPrx) - The proxy.
% property (char) - The base property name.
%
% Returns (containers.Map) - The property set.
if isempty(proxy)
r = containers.Map('KeyType', 'char', 'ValueType', 'char');
elseif ~isa(proxy, 'Ice.ObjectPrx')
throw(MException('Ice:ArgumentException', 'expecting a proxy'));
else
r = obj.iceCallWithResult('proxyToProperty', proxy.iceGetImpl(), prop);
end
end
function r = identityToString(obj, id)
% identityToString Convert an identity into a string.
%
% Parameters:
% id (Ice.Identity) - The identity to convert into a string.
%
% Returns (char) - The stringified identity.
r = obj.iceCallWithResult('identityToString', id);
end
function r = getImplicitContext(obj)
% getImplicitContext Get the implicit context associated with
% this communicator.
%
% Returns (Ice.ImplicitContext) - The implicit context associated
% with this communicator; returns an empty array when the property
% Ice.ImplicitContext is not set or is set to None.
if isempty(obj.implicitContext)
impl = libpointer('voidPtr');
obj.iceCall('getImplicitContext', impl);
obj.implicitContext = Ice.ImplicitContext(impl);
end
r = obj.implicitContext;
end
function r = getProperties(obj)
% getProperties Get the properties for this communicator.
%
% Returns (Ice.Properties) - This communicator's properties.
if isempty(obj.properties_)
impl = libpointer('voidPtr');
obj.iceCall('getProperties', impl);
obj.properties_ = Ice.Properties(impl);
end
r = obj.properties_;
end
function r = getLogger(obj)
% getLogger Get the logger for this communicator.
%
% Returns (Ice.Logger) - This communicator's logger.
if isempty(obj.logger)
impl = libpointer('voidPtr');
obj.iceCall('getLogger', impl);
obj.logger = Ice.Logger(impl);
end
r = obj.logger;
end
function r = getDefaultRouter(obj)
% getDefaultRouter Get the default router for this communicator.
%
% Returns (Ice.RouterPrx) - This communicator's default router.
impl = libpointer('voidPtr');
obj.iceCall('getDefaultRouter', impl);
if ~isNull(impl)
r = Ice.RouterPrx(impl, obj);
else
r = [];
end
end
function setDefaultRouter(obj, proxy)
% setDefaultRouter Set a default router for this communicator.
% All newly created proxies will use this default router.
% To disable the default router, an empty array can be used.
% Note that this operation has no effect on existing proxies.
%
% You can also set a router for an individual proxy by calling
% the operation ice_router on the proxy.
%
% Parameters:
% proxy (Ice.RouterPrx) - The default router to use for this
% communicator.
if isempty(proxy)
impl = libpointer('voidPtr');
elseif ~isa(proxy, 'Ice.RouterPrx')
throw(MException('Ice:ArgumentException', 'expecting a router proxy'));
else
impl = proxy.iceGetImpl();
end
obj.iceCall('setDefaultRouter', impl);
end
function r = getDefaultLocator(obj)
% getDefaultLocator Get the default locator for this communicator.
%
% Returns (Ice.LocatorPrx) - This communicator's default locator.
impl = libpointer('voidPtr');
obj.iceCall('getDefaultLocator', impl);
if ~isNull(impl)
r = Ice.LocatorPrx(impl, obj);
else
r = [];
end
end
function setDefaultLocator(obj, proxy)
% setDefaultLocator Set a default locator for this communicator.
% All newly created proxies will use this default locator.
% To disable the default locator, an empty array can be used.
% Note that this operation has no effect on existing proxies.
%
% You can also set a locator for an individual proxy by calling
% the operation ice_locator on the proxy.
%
% Parameters:
% proxy (Ice.LocatorPrx) - The default locator to use for this
% communicator.
if isempty(proxy)
impl = libpointer('voidPtr');
elseif ~isa(proxy, 'Ice.LocatorPrx')
throw(MException('Ice:ArgumentException', 'expecting a locator proxy'));
else
impl = proxy.iceGetImpl();
end
obj.iceCall('setDefaultLocator', impl);
end
function r = getValueFactoryManager(obj)
% getValueFactoryManager Get the value factory manager for this
% communicator.
%
% Returns (Ice.ValueFactoryManager) - This communicator's value
% factory manager.
r = obj.valueFactoryManager;
end
function flushBatchRequests(obj, mode)
% flushBatchRequests Flush any pending batch requests for this
% communicator. This means all batch requests invoked on fixed
% proxies for all connections associated with the communicator.
% Any errors that occur while flushing a connection are ignored.
%
% Parameters:
% mode (Ice.CompressBatch) - Specifies whether or not the queued
% batch requests should be compressed before being sent over
% the wire.
obj.iceCall('flushBatchRequests', mode);
end
function f = flushBatchRequestsAsync(obj, mode)
% flushBatchRequestsAsync Flush any pending batch requests for this
% communicator. This means all batch requests invoked on fixed
% proxies for all connections associated with the communicator.
% Any errors that occur while flushing a connection are ignored.
%
% Parameters:
% mode (Ice.CompressBatch) - Specifies whether or not the queued
% batch requests should be compressed before being sent over
% the wire.
%
% Returns (Ice.Future) - A future that will be completed when the
% invocation completes.
future = libpointer('voidPtr');
obj.iceCall('flushBatchRequestsAsync', mode, future);
assert(~isNull(future));
r = Ice.Future(future, 'flushBatchRequests', 0, 'Ice_SimpleFuture', @(fut) fut.iceCall('check'));
end
function r = getClassResolver(obj)
if isempty(obj.classResolver) % Lazy initialization.
obj.classResolver = IceInternal.ClassResolver(obj.getProperties());
end
r = obj.classResolver;
end
function r = getEncoding(obj)
r = obj.encoding;
end
function r = createOutputStream(obj, encoding)
if nargin == 1
encoding = obj.encoding;
end
r = Ice.OutputStream(obj, encoding);
end
end
properties(Access=private)
initData
classResolver
encoding
implicitContext
properties_
logger
valueFactoryManager
end
end
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