Liferay 6.1 Tutorial - IPC Baseball
http://notarazi.blogspot.com

folder: docroot/html/catcher/

file: view.jsp

folder: docroot/html/pitcher/

file: view.jsp

folder: docroot/WEB-INF/

file: liferay-display.xml

file: liferay-plugin-package.properties

file: portlet.xml

file: web.xml

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folder: Java Resources/docroot/WEB-INF/ src/com.liferay.training.ipc

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file:CatcherPortlet.java

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package com.liferay.training.ipc;

import com.liferay.portal.kernel.log.Log;

import com.liferay.portal.kernel.log.LogFactoryUtil;

import java.io.IOException;

import javax.portlet.Event;

import javax.portlet.EventRequest;

import javax.portlet.EventResponse;

import javax.portlet.GenericPortlet;

import javax.portlet.PortletException;

import javax.portlet.PortletRequestDispatcher;

import javax.portlet.ProcessEvent;

import javax.portlet.RenderRequest;

import javax.portlet.RenderResponse;

/**

* Portlet implementation class CatcherPortlet

public class CatcherPortlet extends GenericPortlet {

public void init() {

viewJSP = getInitParameter("view-jsp");

}

public void doView(

RenderRequest renderRequest, RenderResponse renderResponse)

throws IOException, PortletException {

include(viewJSP, renderRequest, renderResponse);

}

protected void include(

String path, RenderRequest renderRequest,

RenderResponse renderResponse)

throws IOException, PortletException {

PortletRequestDispatcher portletRequestDispatcher =

getPortletContext().getRequestDispatcher(path);

if (portletRequestDispatcher == null) {

_log.error(path + " is not a valid include");

}

else {

portletRequestDispatcher.include(renderRequest, renderResponse);

}

@ProcessEvent(qname="{http://liferay.com/events}ipc.pitch")

public void catchBall(EventRequest request, EventResponse response) {

Event event = request.getEvent();

String pitch = (String)event.getValue();

response.setRenderParameter("pitch", pitch);

}

protected String viewJSP;

private static Log _log = LogFactoryUtil.getLog(CatcherPortlet.class);

}

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file:PitcherPortlet.java

================================================

package com.liferay.training.ipc;

import com.liferay.portal.kernel.log.Log;

import com.liferay.portal.kernel.log.LogFactoryUtil;

import java.io.IOException;

import java.util.Random;

import javax.portlet.ActionRequest;

import javax.portlet.ActionResponse;

import javax.portlet.GenericPortlet;

import javax.portlet.PortletException;

import javax.portlet.PortletRequestDispatcher;

import javax.portlet.ProcessAction;

import javax.portlet.RenderRequest;

import javax.portlet.RenderResponse;

import javax.xml.namespace.QName;

/**

* Portlet implementation class PitcherPortlet

public class PitcherPortlet extends GenericPortlet {

public void init() {

viewJSP = getInitParameter("view-jsp");

}

public void doView(

RenderRequest renderRequest, RenderResponse renderResponse)

throws IOException, PortletException {

include(viewJSP, renderRequest, renderResponse);

}

protected void include(

String path, RenderRequest renderRequest,

RenderResponse renderResponse)

throws IOException, PortletException {

PortletRequestDispatcher portletRequestDispatcher =

getPortletContext().getRequestDispatcher(path);

if (portletRequestDispatcher == null) {

_log.error(path + " is not a valid include");

}

else {

portletRequestDispatcher.include(renderRequest, renderResponse);

}

@ProcessAction(name="pitchBall")

public void pitchBall(ActionRequest request, ActionResponse response) {

String pitchType = null;

// Send an Event that the ball has been pitched.

Random random = new Random(System.currentTimeMillis());

int pitch = random.nextInt(3) + 1;

switch (pitch) {

case 1:

pitchType = "Fast Ball";

break;

case 2:

pitchType = "Curve Ball";

break;

case 3:

pitchType = "Slider";

break;

// should never print

default:

pitchType = "Screw Ball";

}

QName qName = new QName("http://liferay.com/events", "ipc.pitch");

response.setEvent(qName, pitchType);

}

protected String viewJSP;

private static Log _log = LogFactoryUtil.getLog(PitcherPortlet.class);

}

================================================

folder: docroot/html/catcher/

================================================

file: view.jsp

================================================

<%--

/**

* This library is free software; you can redistribute it and/or modify it under

* the terms of the GNU Lesser General Public License as published by the Free

* Software Foundation; either version 2.1 of the License, or (at your option)

* any later version.

* This library is distributed in the hope that it will be useful, but WITHOUT

* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more

* details.

--%>

<%@ taglib uri="http://java.sun.com/portlet" prefix="portlet" %>

<portlet:defineObjects />

String pitch = (String)renderRequest.getParameter("pitch");

<p>And the pitch is....</p>

<p>

<% if (pitch!=null) { %>

<%=pitch %>!

<% } else { %>

... waiting for pitch.

<% } %>

================================================

folder: docroot/html/pitcher/

================================================

file: view.jsp

================================================

<%--

/**

* This library is free software; you can redistribute it and/or modify it under

* the terms of the GNU Lesser General Public License as published by the Free

* Software Foundation; either version 2.1 of the License, or (at your option)

* any later version.

* This library is distributed in the hope that it will be useful, but WITHOUT

* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more

* details.

--%>

<%@ taglib uri="http://java.sun.com/portlet" prefix="portlet" %>

<portlet:defineObjects />

<p>Click the link below to pitch the ball. </p>

<a href="<portlet:actionURL name="pitchBall"></portlet:actionURL>">Pitch!</a>

================================================

folder: docroot/WEB-INF/

================================================

file: liferay-display.xml

================================================

<?xml version="1.0"?>

<!DOCTYPE display PUBLIC "-//Liferay//DTD Display 6.1.0//EN" "http://www.liferay.com/dtd/liferay-display_6_1_0.dtd">

</category>

</display>

================================================

file: liferay-plugin-package.properties

================================================

name=Ipc Baseball

module-group-id=liferay

module-incremental-version=1

tags=

short-description=

change-log=

page-url=http://www.liferay.com

author=Liferay, Inc.

licenses=LGPL

================================================

file: liferay-portlet.xml

================================================

<?xml version="1.0"?>

<!DOCTYPE liferay-portlet-app PUBLIC "-//Liferay//DTD Portlet Application 6.1.0//EN" "http://www.liferay.com/dtd/liferay-portlet-app_6_1_0.dtd">

<liferay-portlet-app>

<portlet-name>pitcher-portlet</portlet-name>

<instanceable>false</instanceable>

<header-portlet-css>/css/main.css</header-portlet-css>

<footer-portlet-javascript>

/js/main.js

</footer-portlet-javascript>

<css-class-wrapper>pitcher-portlet-portlet</css-class-wrapper>

</portlet>

<portlet-name>catcher-portlet</portlet-name>

<instanceable>false</instanceable>

<header-portlet-css>/css/main.css</header-portlet-css>

<footer-portlet-javascript>

/js/main.js

</footer-portlet-javascript>

<css-class-wrapper>catcher-portlet-portlet</css-class-wrapper>

</portlet>

<role-mapper>

<role-name>administrator</role-name>

<role-link>Administrator</role-link>

</role-mapper>

<role-mapper>

<role-name>guest</role-name>

<role-link>Guest</role-link>

</role-mapper>

<role-mapper>

<role-name>power-user</role-name>

<role-link>Power User</role-link>

</role-mapper>

<role-mapper>

<role-name>user</role-name>

<role-link>User</role-link>

</role-mapper>

</liferay-portlet-app>

================================================

file: portlet.xml

================================================

<?xml version="1.0"?>

<portlet-app xmlns="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd" version="2.0">

<portlet-name>pitcher-portlet</portlet-name>

<display-name>Pitcher Portlet</display-name>

<portlet-class>

com.liferay.training.ipc.PitcherPortlet

</portlet-class>

<init-param>

<value>/html/pitcher/view.jsp</value>

</init-param>

<expiration-cache>0</expiration-cache>

<mime-type>text/html</mime-type>

<portlet-mode>view</portlet-mode>

</supports>

<portlet-info>

<title>Pitcher Portlet</title>

<short-title>PitcherPortlet</short-title>

</portlet-info>

<security-role-ref>

<role-name>administrator</role-name>

</security-role-ref>

<security-role-ref>

<role-name>guest</role-name>

</security-role-ref>

<security-role-ref>

<role-name>power-user</role-name>

</security-role-ref>

<security-role-ref>

<role-name>user</role-name>

</security-role-ref>

<supported-publishing-event>

<qname xmlns:x="http://liferay.com/events">x:ipc.pitch</qname>

</supported-publishing-event>

</portlet>

<portlet-name>catcher-portlet</portlet-name>

<display-name>Catcher Portlet</display-name>

<portlet-class>

com.liferay.training.ipc.CatcherPortlet

</portlet-class>

<init-param>

<value>/html/catcher/view.jsp</value>

</init-param>

<expiration-cache>0</expiration-cache>

<mime-type>text/html</mime-type>

<portlet-mode>view</portlet-mode>

</supports>

<portlet-info>

<title>Catcher Portlet</title>

<short-title>CatcherPortlet</short-title>

</portlet-info>

<security-role-ref>

<role-name>administrator</role-name>

</security-role-ref>

<security-role-ref>

<role-name>guest</role-name>

</security-role-ref>

<security-role-ref>

<role-name>power-user</role-name>

</security-role-ref>

<security-role-ref>

<role-name>user</role-name>

</security-role-ref>

<supported-processing-event>

<qname xmlns:x="http://liferay.com/events">x:ipc.pitch</qname>

</supported-processing-event>

</portlet>

<event-definition>

<qname xmlns:x="http://liferay.com/events">x:ipc.pitch</qname>

<value-type>java.lang.String</value-type>

</event-definition>

</portlet-app>

================================================

file: web.xml

================================================

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">

<display-name>ipc-baseball-portlet</display-name>

<welcome-file-list>

<welcome-file>index.html</welcome-file>

<welcome-file>index.htm</welcome-file>

<welcome-file>index.jsp</welcome-file>

<welcome-file>default.html</welcome-file>

<welcome-file>default.htm</welcome-file>

<welcome-file>default.jsp</welcome-file>

</welcome-file-list>

<jsp-config>

<taglib-uri>http://java.sun.com/portlet_2_0</taglib-uri>

<taglib-location>

/WEB-INF/tld/liferay-portlet.tld

</taglib-location>

</taglib>

</jsp-config>

</web-app>