Added OSGi based portlet module

pom.xml

@@ -74,6 +74,7 @@
 		<module>usecases</module>
 		<module>catalog-microservice</module>
 		<module>osgi</module>
+		<module>portlet</module>
 	</modules>
 
 

portlet/catalog-portlet/.gitignore

@@ -0,0 +1 @@
+/target

portlet/catalog-portlet/pom.xml

@@ -0,0 +1,61 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.glassfish.javaeetutorial</groupId>
+		<artifactId>portlet</artifactId>
+		<version>7.0.6-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>catalog-portlet</artifactId>
+	<name>Catalog portlet </name>
+	<packaging>bundle</packaging>
+
+
+	<dependencies>
+		<dependency>
+			<groupId>org.glassfish.javaeetutorial</groupId>
+			<artifactId>usecases-catalog</artifactId>
+			<version>7.0.6-SNAPSHOT</version>
+			<scope>provided</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.felix</groupId>
+				<artifactId>maven-bundle-plugin</artifactId>
+				<version>2.5.3</version>
+				<extensions>true</extensions>
+				<configuration>
+					<instructions>
+						<Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName>
+						<Export-Package></Export-Package>
+						<Private-Package>com.forest.portlet.catalog</Private-Package>
+						<Import-Package>
+							javax.servlet,
+							javax.portlet;version=0.0.0,
+							com.forest.model,
+							*
+						</Import-Package>
+						<Include-Resource>
+							META-INF/resources=src/main/resources
+						</Include-Resource>
+						<Embed-Dependency>*;scope=compile|runtime</Embed-Dependency>
+						<Require-Capability>
+							osgi.extender;filter:="(&amp;(osgi.extender=jsp.taglib)(uri=http://java.sun.com/portlet_2_0))",
+							osgi.extender;filter:="(&amp;(osgi.extender=jsp.taglib)(uri=http://liferay.com/tld/aui))",
+							osgi.extender;filter:="(&amp;(osgi.extender=jsp.taglib)(uri=http://liferay.com/tld/portlet))",
+							osgi.extender;filter:="(&amp;(osgi.extender=jsp.taglib)(uri=http://liferay.com/tld/theme))",
+							osgi.extender;filter:="(&amp;(osgi.extender=jsp.taglib)(uri=http://liferay.com/tld/ui))"
+						</Require-Capability>
+						<_dsannotations>*</_dsannotations>
+					</instructions>
+				</configuration>
+			</plugin>
+
+		</plugins>
+	</build>
+
+</project>

portlet/catalog-portlet/src/main/java/com/forest/portlet/catalog/CatalogPortlet.java

@@ -0,0 +1,56 @@
+package com.forest.portlet.catalog;
+
+import java.io.IOException;
+
+import javax.portlet.Portlet;
+import javax.portlet.PortletException;
+import javax.portlet.RenderRequest;
+import javax.portlet.RenderResponse;
+
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
+import org.osgi.service.component.annotations.ReferencePolicy;
+
+import com.forest.usecase.catalog.ProductManager;
+import com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet;
+
+@Component(immediate = true, property = {
+		"com.liferay.portlet.css-class-wrapper=portlet-catalog",
+		"com.liferay.portlet.display-category=category.sample",
+		"com.liferay.portlet.reasultinstanceable=false",
+		"com.liferay.portlet.preferences-owned-by-group=true",
+		"com.liferay.portlet.private-request-attributes=false",
+		"com.liferay.portlet.private-session-attributes=false",
+		"com.liferay.portlet.render-weight=50",
+		"javax.portlet.display-name=Duke's Catalog",
+		"javax.portlet.expiration-cache=0",
+		"javax.portlet.init-param.template-path=/",
+		"javax.portlet.init-param.view-template=/view.jsp",
+		"javax.portlet.security-role-ref=power-user,user" }, service = Portlet.class)
+public class CatalogPortlet extends MVCPortlet {
+
+	ProductManager productManager;
+
+	@Reference(policy = ReferencePolicy.DYNAMIC, cardinality = ReferenceCardinality.OPTIONAL)
+	void bindProductManager(ProductManager productManager) {
+		this.productManager = productManager;
+	}
+
+	void unbindProductManager(ProductManager productManager) {
+		this.productManager = null;
+	}
+
+	@Override
+	public void doView(RenderRequest renderRequest,
+			RenderResponse renderResponse) throws IOException, PortletException {
+
+		if (productManager == null) {
+			include("/error.jsp", renderRequest, renderResponse);
+		} else {
+			renderRequest.setAttribute("productManager", productManager);
+			super.doView(renderRequest, renderResponse);
+		}
+	}
+
+}

portlet/catalog-portlet/src/main/resources/error.jsp

@@ -0,0 +1,3 @@
+<h3> Coffee time !!!</h3>
+
+Why don't you cet a cup of coffee while we try to put our catalog back online!

portlet/catalog-portlet/src/main/resources/init.jsp

@@ -0,0 +1,26 @@
+
+<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
+
+<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet"%>
+
+<%@ taglib uri="http://liferay.com/tld/aui" prefix="aui"%>
+<%@ taglib uri="http://liferay.com/tld/theme" prefix="liferay-theme"%>
+<%@ taglib uri="http://liferay.com/tld/ui" prefix="liferay-ui"%>
+
+<%@ page import="com.liferay.portal.kernel.util.Constants"%>
+<%@ page import="com.liferay.portal.kernel.util.ParamUtil"%>
+<%@ page import="com.liferay.portal.kernel.util.StringPool"%>
+<%@ page import="com.liferay.portal.kernel.util.WebKeys"%>
+<%@ page import="javax.portlet.PortletURL"%>
+<%@ page import="com.forest.model.Product"%>
+<%@ page import="com.forest.usecase.catalog.ProductManager"%>
+<%@ page import="java.util.List"%>
+
+<portlet:defineObjects />
+
+<liferay-theme:defineObjects />
+
+<%
+	PortletURL portletURL = renderResponse.createRenderURL();
+	String currentURL = portletURL.toString();
+%>

portlet/catalog-portlet/src/main/resources/view.jsp

@@ -0,0 +1,49 @@
+
+<%@ include file="/init.jsp" %>
+
+<%
+	ProductManager pm = (ProductManager)request.getAttribute("productManager");
+	List<Product> products = pm.getAll();
+%>
+
+
+<liferay-ui:search-container
+	total="<%= products.size() %>"
+>
+	<liferay-ui:search-container-results
+		results="<%= products %>"
+	/>
+
+	<liferay-ui:search-container-row
+		className="com.forest.model.Product"
+		escapedModel="true"
+		modelVar="foo"
+	>
+		<liferay-ui:search-container-column-text
+			name="id"
+			property="id"
+			valign="top"
+		/>
+
+		<liferay-ui:search-container-column-text
+			name="name"
+			property="name"
+			valign="top"
+		/>
+
+		<liferay-ui:search-container-column-text
+			name="description"
+			property="description"
+			valign="top"
+		/> 
+
+		<liferay-ui:search-container-column-text
+			name="price"
+			property="price"
+			valign="top"
+		/>
+	</liferay-ui:search-container-row>
+
+	<liferay-ui:search-iterator />
+</liferay-ui:search-container>
+

portlet/pom.xml

@@ -0,0 +1,63 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.glassfish.javaeetutorial</groupId>
+		<artifactId>dukes-forest</artifactId>
+		<version>7.0.6-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>portlet</artifactId>
+	<packaging>pom</packaging>
+
+	<properties>
+		<liferay.version>7.0.0-m4</liferay.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.osgi</groupId>
+			<artifactId>org.osgi.core</artifactId>
+			<version>5.0.0</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.osgi</groupId>
+			<artifactId>org.osgi.compendium</artifactId>
+			<version>5.0.0</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.liferay.portal</groupId>
+			<artifactId>portal-service</artifactId>
+			<version>${liferay.version}</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>javax.portlet</groupId>
+			<artifactId>portlet-api</artifactId>
+			<version>2.0</version>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>javax.servlet</groupId>
+			<artifactId>servlet-api</artifactId>
+			<version>2.5</version>
+			<scope>provided</scope>
+		</dependency>
+
+	</dependencies>
+
+	<repositories>
+		<repository>
+			<id>liferay</id>
+			<url>http://cdn.repository.liferay.com/nexus/content/groups/public</url>
+		</repository>
+	</repositories>
+
+
+
+	<modules>
+		<module>catalog-portlet</module>
+	</modules>
+</project>