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<header>
<copyright>
<year>2000</year>
<year>2007</year>
<holder>Ericsson AB, All Rights Reserved</holder>
</copyright>
<legalnotice>
The contents of this file are subject to the Erlang Public License,
Version 1.1, (the "License"); you may not use this file except in
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The Initial Developer of the Original Code is Ericsson AB.
</legalnotice>
<title>CosNotifyChannelAdmin_­SequenceProxyPullSupplier</title>
<shorttitle>..._SequenceProxyPullSupplier</shorttitle>
<prepared>Niclas Eklund</prepared>
<responsible>Niclas Eklund</responsible>
<docno></docno>
<approved>Niclas Eklund</approved>
<checked></checked>
<date>2000-02-01</date>
<rev>1.0</rev>
</header>
<module>CosNotifyChannelAdmin_SequenceProxyPullSupplier</module>
<modulesummary>This module implements the OMG CosNotifyChannelAdmin::SequenceProxyPullSupplier interface.</modulesummary>
<description>
<p>To get access to the record definitions for the structures use: <br></br>
<c>-include_lib("cosNotification/include/*.hrl").</c></p>
<p>This module also exports the functions described in:</p>
<list type="bulleted">
<item>
<p><seealso marker="CosNotifyComm_NotifySubscribe">CosNotifyComm_NotifySubscribe</seealso></p>
</item>
<item>
<p><seealso marker="CosNotification_QoSAdmin">CosNotification_QoSAdmin</seealso></p>
</item>
<item>
<p><seealso marker="CosNotifyFilter_FilterAdmin">CosNotifyFilter_FilterAdmin</seealso></p>
</item>
<item>
<p><seealso marker="CosNotifyChannelAdmin_ProxySupplier">CosNotifyChannelAdmin_ProxySupplier</seealso></p>
</item>
</list>
</description>
<funcs>
<func>
<name>connect_sequence_pull_consumer(SequenceProxyPullSupplier, PullConsumer) -> Reply</name>
<fsummary>Connect a consumer to the proxy</fsummary>
<type>
<v>SequenceProxyPullSupplier = #objref</v>
<v>PullConsumer = #objref</v>
<v>Reply = ok | {'EXCEPTION', #'CosEventChannelAdmin_AlreadyConnected'{}}</v>
</type>
<desc>
<p>This operation connects a <c>PullConsumer</c> to the target object. If a connection
already exists an exception is raised.</p>
</desc>
</func>
<func>
<name>pull_structured_events(SequenceProxyPullSupplier, MaxEvents) -> Reply</name>
<fsummary>Pull structured events from the proxy</fsummary>
<type>
<v>SequenceProxyPullSupplier = #objref</v>
<v>MaxEvents = long()</v>
<v>Reply = EventBatch | {'EXCEPTION', #'CosEventChannelAdmin_Disconnected'{}}</v>
<v>EventBatch = [StructuredEvent]</v>
<v>StructuredEvent = #'CosNotification_StructuredEvent'{header, filterable_data, remainder_of_body}</v>
<v>header = EventHeader</v>
<v>filterable_data = [#'CosNotification_Property'{name, value}]</v>
<v>name = string()</v>
<v>value = #any</v>
<v>remainder_of_body = #any</v>
<v>EventHeader = #'CosNotification_EventHeader'{fixed_header, variable_header}</v>
<v>fixed_header = FixedEventHeader</v>
<v>variable_header = OptionalHeaderFields</v>
<v>FixedEventHeader = #'CosNotification_FixedEventHeader'{event_type, event_name}</v>
<v>event_type = EventType</v>
<v>event_name = string()</v>
<v>EventType = #'CosNotification_EventType'{domain_name, type_name}</v>
<v>domain_name = type_name = string()</v>
<v>OptionalHeaderFields = [#'CosNotification_Property'{name, value}]</v>
</type>
<desc>
<p>A client use this operation to pull next event sequence of maximum length
<c>MaxEvents</c>. This operation is blocking and will not reply until the
requested amount of events can be delivered or the QoS property <c>PacingInterval</c>
is reached. For more information see the <c>User's Guide</c>.</p>
</desc>
</func>
<func>
<name>try_pull_structured_events(SequenceProxyPullSupplier, MaxEvents) -> Reply</name>
<fsummary>Try to pull structured events from the proxy</fsummary>
<type>
<v>SequenceProxyPullSupplier = #objref</v>
<v>MaxEvents = long()</v>
<v>Reply = {EventBatch, HasEvent} | {'EXCEPTION', #'CosEventChannelAdmin_Disconnected'{}}</v>
<v>HasEvent = boolean()</v>
<v>EventBatch = [StructuredEvent]</v>
<v>StructuredEvent = #'CosNotification_StructuredEvent'{header, filterable_data, remainder_of_body}</v>
<v>header = EventHeader</v>
<v>filterable_data = [#'CosNotification_Property'{name, value}]</v>
<v>name = string()</v>
<v>value = #any</v>
<v>remainder_of_body = #any</v>
<v>EventHeader = #'CosNotification_EventHeader'{fixed_header, variable_header}</v>
<v>fixed_header = FixedEventHeader</v>
<v>variable_header = OptionalHeaderFields</v>
<v>FixedEventHeader = #'CosNotification_FixedEventHeader'{event_type, event_name}</v>
<v>event_type = EventType</v>
<v>event_name = string()</v>
<v>EventType = #'CosNotification_EventType'{domain_name, type_name}</v>
<v>domain_name = type_name = string()</v>
<v>OptionalHeaderFields = [#'CosNotification_Property'{name, value}]</v>
</type>
<desc>
<p>This operation pulls an event sequence of the maximum length <c>MaxEvents</c>,
but do not block if the target object have no events to forward. The outparameter,
<c>HasEvent</c> is true if the sequence contain any events.</p>
</desc>
</func>
<func>
<name>disconnect_sequence_pull_supplier(SequenceProxyPullSupplier) -> ok</name>
<fsummary>Close the connection and terminate the proxy</fsummary>
<type>
<v>SequenceProxyPullSupplier = #objref</v>
</type>
<desc>
<p>This operation cause the target object to close the connection and terminate.</p>
</desc>
</func>
</funcs>
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