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  <title>Question about IPC and future roadmap</title>
  <link rel="self" href="https://liferay.dev/nl/c/message_boards/find_thread?p_l_id=119785294&amp;threadId=409125" />
  <subtitle>Question about IPC and future roadmap</subtitle>
  <id>https://liferay.dev/nl/c/message_boards/find_thread?p_l_id=119785294&amp;threadId=409125</id>
  <updated>2026-05-04T13:01:14Z</updated>
  <dc:date>2026-05-04T13:01:14Z</dc:date>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=7826301" />
    <author>
      <name>Stian Sigvartsen</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=7826301</id>
    <updated>2011-03-09T17:43:54Z</updated>
    <published>2011-03-09T17:43:54Z</published>
    <summary type="html">&lt;div class="quote-title"&gt;Joe Momo:&lt;/div&gt;&lt;blockquote&gt;I found this site &lt;a href="http://www.idsignet.com"&gt;IDSignet&lt;/a&gt;, a company in Shanghai. Looking carefully, I found that their portal is derived from Liferay (from the URL), but it seems that they have done a lot of changes. One of the most interesting things is the IPC mechanism, I have to say, it&amp;#39;s exactly what I have in mind. You can take a look at the &lt;a href="http://www.idsignet.com/web/portal/insights/whitepapers"&gt;white papers here&lt;/a&gt; describing how their IPC works. The really interesting part is that you can reconfigure IPC between portlets at will, I can think of many ways to recombine my applications and re-create my page flow.&lt;/blockquote&gt;&lt;br /&gt;&lt;br /&gt;These links don&amp;#39;t appear to work anymore.  I&amp;#39;m also having a very difficult time finding information about ID-Portal using Google.  Has this portal vanished from the face of the earth?&lt;br /&gt;&lt;br /&gt;I&amp;#39;m very interested in reading the white papers on the portal&amp;#39;s IPC framework in particular as I&amp;#39;m in the process of building a similar framework to run on top of Liferay.</summary>
    <dc:creator>Stian Sigvartsen</dc:creator>
    <dc:date>2011-03-09T17:43:54Z</dc:date>
  </entry>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=624673" />
    <author>
      <name>Chen Shaopeng</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=624673</id>
    <updated>2008-04-02T04:12:05Z</updated>
    <published>2008-04-02T04:12:05Z</published>
    <summary type="html">&lt;div class="quote-title"&gt;Joe Momo:&lt;/div&gt;&lt;blockquote&gt;... Looking carefully, I found that their portal is derived from Liferay (from the URL), but it seems that they have done a lot of changes. One of the most interesting things is the IPC mechanism, ...&lt;/blockquote&gt;&lt;br /&gt;&lt;br /&gt;Someone with a sharp eye &lt;img alt="emoticon" src="@theme_images_path@/emoticons/big_grin.gif" &gt;&lt;br /&gt;&lt;br /&gt;Probably not supposed to do shameless plug here, we provide custom development, system integration, and consulting for Liferay portal as well. And if anyone needs to know more about IPC, please &lt;a href="http://www.idsignet.com"&gt;contact us&lt;/a&gt;. You can also request for free developer version too &lt;img alt="emoticon" src="@theme_images_path@/emoticons/happy.gif" &gt;</summary>
    <dc:creator>Chen Shaopeng</dc:creator>
    <dc:date>2008-04-02T04:12:05Z</dc:date>
  </entry>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=425700" />
    <author>
      <name>Rob Sonke</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=425700</id>
    <updated>2008-01-25T16:08:04Z</updated>
    <published>2008-01-25T16:08:04Z</published>
    <summary type="html">Interesting.&lt;br /&gt;&lt;br /&gt;Maybe this is nice to read to:&lt;br /&gt;&lt;br /&gt;http://mus.purplecloud.net/portlets/index.php&lt;br /&gt;&lt;br /&gt;It seems to be a 168 compliant way of portlet communication.</summary>
    <dc:creator>Rob Sonke</dc:creator>
    <dc:date>2008-01-25T16:08:04Z</dc:date>
  </entry>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=425609" />
    <author>
      <name>Joe Momo</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=425609</id>
    <updated>2008-01-25T15:35:22Z</updated>
    <published>2008-01-25T15:35:22Z</published>
    <summary type="html">Thanks all for the reply, I&amp;#39;m aware that JSR-168 does not specify any IPC specs. And looking around, most portals have very weird IPC mechanism, including Websphere and Weblogic. It&amp;#39;s all too inflexible. Waiting for Portlet 2.0 is not solving current problems though &lt;img alt="emoticon" src="@theme_images_path@/emoticons/happy.gif" &gt;&lt;br /&gt;&lt;br /&gt;Reading a lot recently, and looking a way to put an easy fix to Liferay. And last night, I found this site &lt;a href="http://www.idsignet.com"&gt;IDSignet&lt;/a&gt;, a company in Shanghai. Looking carefully, I found that their portal is derived from Liferay (from the URL), but it seems that they have done a lot of changes. One of the most interesting things is the IPC mechanism, I have to say, it&amp;#39;s exactly what I have in mind. You can take a look at the &lt;a href="http://www.idsignet.com/web/portal/insights/whitepapers"&gt;white papers here&lt;/a&gt; describing how their IPC works. The really interesting part is that you can reconfigure IPC between portlets at will, I can think of many ways to recombine my applications and re-create my page flow.&lt;br /&gt;&lt;br /&gt;The other thing they seem to have done is the performance of the system. I have to say that opening a page on IDSignet&amp;#39;s web site is faster than opening a page of Liferay on my Dell 2950 &lt;img alt="emoticon" src="@theme_images_path@/emoticons/sad.gif" &gt;&lt;br /&gt;&lt;br /&gt;Looking to get in touch with them to see if I can try it out.&lt;br /&gt;&lt;br /&gt;Disclaimer: I have no relation with the company, I&amp;#39;m just looking for a nice IPC solution to my problem.</summary>
    <dc:creator>Joe Momo</dc:creator>
    <dc:date>2008-01-25T15:35:22Z</dc:date>
  </entry>
  <entry>
    <title>Re: [Liferay Forums][3. Development]Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=423131" />
    <author>
      <name>Ray Augé</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=423131</id>
    <updated>2008-01-24T22:34:51Z</updated>
    <published>2008-01-24T22:34:51Z</published>
    <summary type="html">&amp;gt; Just want to ask, what&amp;#39;s the future road map for IPC in Liferay? Any plan to make it &amp;#34;more useable&amp;#34;?&lt;br /&gt;&lt;br /&gt;Perhaps a good reference read would be the Portlet 2.0.&lt;br /&gt;&lt;br /&gt;&lt;a href="http://jcp.org/en/jsr/detail?id=286"&gt;http://jcp.org/en/jsr/detail?id=286&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;Portlet 2.0 is the future of IPC in Liferay. In particular, the Portlet&lt;br /&gt;Event interface:&lt;br /&gt;&lt;br /&gt;&lt;em&gt;PLT.15.2 Portlet Events&lt;br /&gt;&lt;br /&gt;  Portlet events are intended to allow portlets to react to actions or&lt;br /&gt;state changes not&lt;br /&gt;  directly related to an interaction of the user with the portlet.&lt;br /&gt;Events could be either portal&lt;br /&gt;  or portlet container generated or the result of a user interaction&lt;br /&gt;with other portlets. The&lt;br /&gt;  portlet event model is a loosely coupled, brokered, model that allows&lt;br /&gt;creating portlets as&lt;br /&gt;  stand-alone portlets that can be wired together with other portlets at&lt;br /&gt;runtime. Portlet&lt;br /&gt;  programmers should therefore not make any specific assumptions about&lt;br /&gt;the environment&lt;br /&gt;  of portlets they are running together with. The means of wiring&lt;br /&gt;different portlets together&lt;br /&gt;  is portal implementation specific.&lt;/em&gt;&lt;br /&gt;&lt;br /&gt;Look the JSR-286 support in coming versions of Liferay. Sorry for not&lt;br /&gt;being more specific than that... but it should be fairly soon...</summary>
    <dc:creator>Ray Augé</dc:creator>
    <dc:date>2008-01-24T22:34:51Z</dc:date>
  </entry>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=413102" />
    <author>
      <name>Jerry Niu</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=413102</id>
    <updated>2008-01-22T00:35:52Z</updated>
    <published>2008-01-22T00:35:52Z</published>
    <summary type="html">&lt;a href="http://wiki.liferay.com/index.php/Inter-portlet_communication"&gt;Inter-portlet communication&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;You can do it this way or wait for our Portlet 2.0 Spec implementation in Liferay 5.0.</summary>
    <dc:creator>Jerry Niu</dc:creator>
    <dc:date>2008-01-22T00:35:52Z</dc:date>
  </entry>
  <entry>
    <title>RE: Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=409412" />
    <author>
      <name>Rob Sonke</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=409412</id>
    <updated>2008-01-20T18:24:13Z</updated>
    <published>2008-01-20T18:24:13Z</published>
    <summary type="html">IPC is one of the biggest disadvantages of the portlet 1.0 specs. Take a look at the portlet 2.0 specs at the jcr 286. It seems that portlet 2.0 will be implemented in liferay 5</summary>
    <dc:creator>Rob Sonke</dc:creator>
    <dc:date>2008-01-20T18:24:13Z</dc:date>
  </entry>
  <entry>
    <title>Question about IPC and future roadmap</title>
    <link rel="alternate" href="https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=409124" />
    <author>
      <name>Joe Momo</name>
    </author>
    <id>https://liferay.dev/nl/c/message_boards/find_message?p_l_id=119785294&amp;messageId=409124</id>
    <updated>2008-01-20T05:51:16Z</updated>
    <published>2008-01-20T05:51:16Z</published>
    <summary type="html">Hi,&lt;br /&gt;&lt;br /&gt;I&amp;#39;m trying to develop some fairly complex application on Liferay (actually, it&amp;#39;s an attempt to port an existing apps), but I&amp;#39;m getting a roadblock to solve inter-portlet communication problems.&lt;br /&gt;&lt;br /&gt;In our app, we have fairly complex communication between modules (and blocks on the web pages). We tried to make them into portlets, and distribute the development work load to a team of 10 developers. We want to design such that each portlet can have a fairly &amp;#34;standard&amp;#34; interface for communicating with each other. Each developer can package his/her portlet as a war package and deploy on Liferay, and we can create the application by putting the related portlets into an application page, and have the portlets communicate with each other.&lt;br /&gt;&lt;br /&gt;In prototyping, we found that IPC in Liferay (or the solutions suggested here) is very limited, and complicated to manage. And I found that it&amp;#39;s hard to take advantage of the cool UI provided by Liferay. Unless we want to package all portlets in a gigantic war package, it&amp;#39;s almost impossible to do.&lt;br /&gt;&lt;br /&gt;Just want to ask, what&amp;#39;s the future road map for IPC in Liferay? Any plan to make it &amp;#34;more useable&amp;#34;?</summary>
    <dc:creator>Joe Momo</dc:creator>
    <dc:date>2008-01-20T05:51:16Z</dc:date>
  </entry>
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