implement message router consumer

implement message router consumer

Issue-ID: CCSDK-1373
Signed-off-by: Smokowski, Kevin (ks6305) <kevin.smokowski@att.com>
Change-Id: Iea4290c5b9e9bb63f152f0605dae1e715974f217

21 files changed, 1014 insertions, 0 deletions

diff --git a/message-router/consumer/README.md b/message-router/consumer/README.md
new file mode 100755
index 000000000..9d01256a7
--- /dev/null
+++ b/message-router/consumer/README.md
@@ -0,0 +1,7 @@
+# Consumer

+

+## Modules

+- api - exports the consumer interface for clients and providers to import

+- features - used for managing the feature repository for consumer

+- installer - provides a simple install script 

+- provider - provides an implementation of the consumer api
\ No newline at end of file
diff --git a/message-router/consumer/api/pom.xml b/message-router/consumer/api/pom.xml
new file mode 100755
index 000000000..541b4cc0b
--- /dev/null
+++ b/message-router/consumer/api/pom.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+	<artifactId>consumer.aggregate</artifactId>
+	<version>0.5.0-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>consumer.api</artifactId>
+	<packaging>bundle</packaging>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.felix</groupId>
+				<artifactId>maven-bundle-plugin</artifactId>
+				<configuration>
+					<instructions>
+						<Export-Package>org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api</Export-Package>
+					</instructions>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/ConsumerApi.java b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/ConsumerApi.java
new file mode 100755
index 000000000..41deade85
--- /dev/null
+++ b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/ConsumerApi.java
@@ -0,0 +1,6 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;

+

+public interface ConsumerApi extends AutoCloseable {   

+    	//registers a handler to handle a specific topic, should be called only once per client

+	public void registerHandler(String topic, RequestHandler requestHandler);

+}

diff --git a/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PollingConsumer.java b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PollingConsumer.java
new file mode 100755
index 000000000..29fc1c764
--- /dev/null
+++ b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PollingConsumer.java
@@ -0,0 +1,7 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;

+

+public interface PollingConsumer extends ConsumerApi {

+

+    // Starts polling message router for messages, won't stop until close it called

+    void start();

+}

diff --git a/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PullingConsumer.java b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PullingConsumer.java
new file mode 100755
index 000000000..1187aaceb
--- /dev/null
+++ b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/PullingConsumer.java
@@ -0,0 +1,7 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;

+

+public interface PullingConsumer extends ConsumerApi {

+    

+    //Pulls a single batch of messages

+    void pull();

+}

diff --git a/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/RequestHandler.java b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/RequestHandler.java
new file mode 100755
index 000000000..07a117843
--- /dev/null
+++ b/message-router/consumer/api/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/api/RequestHandler.java
@@ -0,0 +1,5 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;
+
+public interface RequestHandler {
+    public void handleRequest(String topic, String requestBody);
+}
diff --git a/message-router/consumer/features/ccsdk-messagerouter-consumer/pom.xml b/message-router/consumer/features/ccsdk-messagerouter-consumer/pom.xml
new file mode 100755
index 000000000..0fc38cb8b
--- /dev/null
+++ b/message-router/consumer/features/ccsdk-messagerouter-consumer/pom.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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.onap.ccsdk.parent</groupId>
+		<artifactId>single-feature-parent</artifactId>
+		<version>1.3.0-SNAPSHOT</version>
+	</parent>
+
+	<groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+	<artifactId>ccsdk-messagerouter-consumer</artifactId>
+	<version>0.5.0-SNAPSHOT</version>
+	<packaging>feature</packaging>
+	
+	<dependencies>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>consumer.api</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>consumer.provider</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+	</dependencies>
+
+
+</project>
diff --git a/message-router/consumer/features/features-messagerouter-consumer/pom.xml b/message-router/consumer/features/features-messagerouter-consumer/pom.xml
new file mode 100755
index 000000000..daffd70f0
--- /dev/null
+++ b/message-router/consumer/features/features-messagerouter-consumer/pom.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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.onap.ccsdk.parent</groupId>
+        <artifactId>feature-repo-parent</artifactId>
+        <version>1.3.0-SNAPSHOT</version>
+        <relativePath/>
+    </parent>
+
+    <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+    <artifactId>features-messagerouter-consumer</artifactId>
+    <version>0.5.0-SNAPSHOT</version>
+    <packaging>feature</packaging>
+
+    <name>ccsdk-sli-adaptors :: messagerouter :: ${project.artifactId}</name>
+
+    <properties>
+        <ccsdk.sli.adaptors.version>${project.version}</ccsdk.sli.adaptors.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>ccsdk-messagerouter-consumer</artifactId>
+            <version>${project.version}</version>
+            <type>xml</type>
+            <classifier>features</classifier>
+        </dependency>
+
+    </dependencies>
+</project>
diff --git a/message-router/consumer/features/pom.xml b/message-router/consumer/features/pom.xml
new file mode 100755
index 000000000..296073aac
--- /dev/null
+++ b/message-router/consumer/features/pom.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- ============LICENSE_START=======================================================
+    ONAP : APPC ================================================================================
+    Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. ================================================================================
+    Copyright (C) 2017 Amdocs =============================================================================
+    Licensed under the Apache License, Version 2.0 (the "License"); you may not
+    use this file except in compliance with the License. You may obtain a copy
+    of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required
+    by applicable law or agreed to in writing, software distributed under the
+    License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
+    OF ANY KIND, either express or implied. See the License for the specific
+    language governing permissions and limitations under the License. ECOMP is
+    a trademark and service mark of AT&T Intellectual Property. ============LICENSE_END========================================================= -->
+<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>
+        <artifactId>odlparent-lite</artifactId>
+        <groupId>org.onap.ccsdk.parent</groupId>
+        <version>1.3.0-SNAPSHOT</version>
+        <relativePath/>
+    </parent>
+    <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+    <artifactId>consumer.features</artifactId>
+    <version>0.5.0-SNAPSHOT</version>
+    <name>ccsdk-sli-adaptors :: messagerouter :: ${project.artifactId}</name>
+
+    <packaging>pom</packaging>
+
+    <modules>
+        <module>ccsdk-messagerouter-consumer</module>
+        <module>features-messagerouter-consumer</module>
+    </modules>
+</project>
diff --git a/message-router/consumer/features/src/main/feature/feature.xml b/message-router/consumer/features/src/main/feature/feature.xml
new file mode 100755
index 000000000..3541270c0
--- /dev/null
+++ b/message-router/consumer/features/src/main/feature/feature.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<features name="messagerouter-consumer-${project.version}" xmlns="http://karaf.apache.org/xmlns/features/v1.2.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://karaf.apache.org/xmlns/features/v1.2.0 http://karaf.apache.org/xmlns/features/v1.2.0">     
+    
+    <feature name='messagerouter-consumer' description="exposes message router consumer" version='${project.version}'>
+        <bundle>mvn:${project.groupId}/consumer.api/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/consumer.provider/${project.version}</bundle>
+    </feature>
+
+</features>
diff --git a/message-router/consumer/installer/pom.xml b/message-router/consumer/installer/pom.xml
new file mode 100755
index 000000000..935237ea0
--- /dev/null
+++ b/message-router/consumer/installer/pom.xml
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+		<artifactId>consumer.aggregate</artifactId>
+		<version>0.5.0-SNAPSHOT</version>
+	</parent>
+
+	<groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+	<artifactId>consumer.installer</artifactId>
+	<version>0.5.0-SNAPSHOT</version>
+	<packaging>pom</packaging>
+
+	<properties>
+		<application.name>messagerouter-consumer</application.name>
+		<features.boot>messagerouter-consumer</features.boot>
+		<features.repositories>mvn:${project.groupId}/consumer.features/${project.version}/xml/features</features.repositories>
+		<include.transitive.dependencies>false</include.transitive.dependencies>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>ccsdk-messagerouter-consumer</artifactId>
+			<version>${project.version}</version>
+			<type>xml</type>
+			<classifier>features</classifier>
+		</dependency>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>consumer.api</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>consumer.provider</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<version>2.6</version>
+				<executions>
+					<execution>
+						<id>maven-repo-zip</id>
+						<goals>
+							<goal>single</goal>
+						</goals>
+						<phase>package</phase>
+						<configuration>
+							<attach>true</attach>
+							<finalName>stage/${application.name}-${project.version}</finalName>
+							<descriptors>
+								<descriptor>src/assembly/assemble_mvnrepo_zip.xml</descriptor>
+							</descriptors>
+							<appendAssemblyId>true</appendAssemblyId>
+						</configuration>
+					</execution>
+					<execution>
+						<id>installer-zip</id>
+						<goals>
+							<goal>single</goal>
+						</goals>
+						<phase>package</phase>
+						<configuration>
+							<attach>true</attach>
+							<finalName>${application.name}-${project.version}-installer</finalName>
+							<descriptors>
+								<descriptor>src/assembly/assemble_installer_zip.xml</descriptor>
+							</descriptors>
+							<appendAssemblyId>false</appendAssemblyId>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-dependency-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>copy-dependencies</id>
+						<goals>
+							<goal>copy-dependencies</goal>
+						</goals>
+						<phase>prepare-package</phase>
+						<configuration>
+							<transitive>false</transitive>
+							<outputDirectory>${project.build.directory}/assembly/system</outputDirectory>
+							<overWriteReleases>false</overWriteReleases>
+							<overWriteSnapshots>true</overWriteSnapshots>
+							<overWriteIfNewer>true</overWriteIfNewer>
+							<useRepositoryLayout>true</useRepositoryLayout>
+							<addParentPoms>false</addParentPoms>
+							<copyPom>false</copyPom>
+							<includeGroupIds>${project.groupId}</includeGroupIds>
+							<scope>provided</scope>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-resources-plugin</artifactId>
+				<version>2.6</version>
+				<executions>
+					<execution>
+						<id>copy-version</id>
+						<goals>
+							<goal>copy-resources</goal>
+						</goals><!-- here the phase you need -->
+						<phase>validate</phase>
+						<configuration>
+							<outputDirectory>${basedir}/target/stage</outputDirectory>
+							<resources>
+								<resource>
+									<directory>src/main/resources/scripts</directory>
+									<includes>
+										<include>install-feature.sh</include>
+									</includes>
+									<filtering>true</filtering>
+								</resource>
+							</resources>
+						</configuration>
+					</execution>
+
+				</executions>
+			</plugin>
+
+		</plugins>
+	</build>
+</project>
diff --git a/message-router/consumer/installer/src/assembly/assemble_installer_zip.xml b/message-router/consumer/installer/src/assembly/assemble_installer_zip.xml
new file mode 100755
index 000000000..c6169a879
--- /dev/null
+++ b/message-router/consumer/installer/src/assembly/assemble_installer_zip.xml
@@ -0,0 +1,59 @@
+<!--
+  ============LICENSE_START=======================================================
+  openECOMP : SDN-C
+  ================================================================================
+  Copyright (C) 2017 AT&T Intellectual Property. All rights
+  			reserved.
+  ================================================================================
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+  ============LICENSE_END=========================================================
+  -->
+
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+    <id>installer_zip</id>
+    <formats>
+        <format>zip</format>
+    </formats>
+
+    <!--  we want "system" and related files right at the root level
+          as this file is suppose to be unzip on top of a karaf
+          distro. -->
+    <includeBaseDirectory>false</includeBaseDirectory>
+
+    <fileSets>
+        <fileSet>
+            <directory>target/stage/</directory>
+            <outputDirectory>${application.name}</outputDirectory>
+            <fileMode>755</fileMode>
+            <includes>
+                <include>*.sh</include>
+            </includes>
+        </fileSet>
+        <fileSet>
+            <directory>target/stage/</directory>
+            <outputDirectory>${application.name}</outputDirectory>
+            <fileMode>644</fileMode>
+            <excludes>
+                <exclude>*.sh</exclude>
+            </excludes>
+        </fileSet>
+    </fileSets>
+
+
+
+</assembly>
\ No newline at end of file
diff --git a/message-router/consumer/installer/src/assembly/assemble_mvnrepo_zip.xml b/message-router/consumer/installer/src/assembly/assemble_mvnrepo_zip.xml
new file mode 100755
index 000000000..409c66224
--- /dev/null
+++ b/message-router/consumer/installer/src/assembly/assemble_mvnrepo_zip.xml
@@ -0,0 +1,47 @@
+<!--
+  ============LICENSE_START=======================================================
+  openECOMP : SDN-C
+  ================================================================================
+  Copyright (C) 2017 AT&T Intellectual Property. All rights
+  			reserved.
+  ================================================================================
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+  
+       http://www.apache.org/licenses/LICENSE-2.0
+  
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+  ============LICENSE_END=========================================================
+  -->
+
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+    <id>repo</id>
+    <formats>
+        <format>zip</format>
+    </formats>
+
+    <!--  we want "system" and related files right at the root level
+          as this file is suppose to be unzip on top of a karaf
+          distro. -->
+    <includeBaseDirectory>false</includeBaseDirectory>
+
+    <fileSets>
+        <fileSet>
+            <directory>target/assembly/</directory>
+            <outputDirectory>.</outputDirectory>
+            <excludes>
+            </excludes>
+        </fileSet>
+    </fileSets>
+
+</assembly>
\ No newline at end of file
diff --git a/message-router/consumer/installer/src/main/resources/scripts/install-feature.sh b/message-router/consumer/installer/src/main/resources/scripts/install-feature.sh
new file mode 100755
index 000000000..6f2518f64
--- /dev/null
+++ b/message-router/consumer/installer/src/main/resources/scripts/install-feature.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+###
+# ============LICENSE_START=======================================================
+# openECOMP : SDN-C
+# ================================================================================
+# Copyright (C) 2017 AT&T Intellectual Property. All rights
+# 			reserved.
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============LICENSE_END=========================================================
+###
+
+ODL_HOME=${ODL_HOME:-/opt/opendaylight/current}
+ODL_KARAF_CLIENT=${ODL_KARAF_CLIENT:-${ODL_HOME}/bin/client}
+INSTALLERDIR=$(dirname $0)
+
+REPOZIP=${INSTALLERDIR}/${features.boot}-${project.version}-repo.zip
+
+if [ -f ${REPOZIP} ]
+then
+    unzip -d ${ODL_HOME} ${REPOZIP}
+else
+    echo "ERROR : repo zip ($REPOZIP) not found"
+    exit 1
+fi
+
+${ODL_KARAF_CLIENT} feature:repo-add ${features.repositories}
+${ODL_KARAF_CLIENT} feature:install ${features.boot}
\ No newline at end of file
diff --git a/message-router/consumer/pom.xml b/message-router/consumer/pom.xml
new file mode 100755
index 000000000..1650421e8
--- /dev/null
+++ b/message-router/consumer/pom.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+		<artifactId>messagerouter-root</artifactId>
+		<version>0.5.0-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>consumer.aggregate</artifactId>
+	<packaging>pom</packaging>
+
+	<modules>
+		<module>api</module>
+		<module>features</module>
+		<module>provider</module>
+		<module>installer</module>
+	</modules>
+</project>
diff --git a/message-router/consumer/provider/pom.xml b/message-router/consumer/provider/pom.xml
new file mode 100755
index 000000000..be2315724
--- /dev/null
+++ b/message-router/consumer/provider/pom.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+		<artifactId>consumer.aggregate</artifactId>
+		<version>0.5.0-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>consumer.provider</artifactId>
+	<packaging>bundle</packaging>
+
+	<dependencies>
+		<dependency>
+			<groupId>${project.groupId}</groupId>
+			<artifactId>consumer.api</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.felix</groupId>
+				<artifactId>maven-bundle-plugin</artifactId>
+				<configuration>
+					<instructions>
+						<Export-Package>${project.groupId}.consumer.provider.impl</Export-Package>
+					</instructions>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/AbstractBaseConsumer.java b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/AbstractBaseConsumer.java
new file mode 100755
index 000000000..8937f7b91
--- /dev/null
+++ b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/AbstractBaseConsumer.java
@@ -0,0 +1,207 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights
+ *                      reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Base64;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLSession;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.ConsumerApi;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonParseException;
+
+/*
+ * java.net based client to build message router consumers
+ */
+public abstract class AbstractBaseConsumer implements ConsumerApi {
+    private static final Logger LOG = LoggerFactory.getLogger(AbstractBaseConsumer.class);
+    private static final String REQUEST_METHOD = "GET";
+
+    private final String host;
+    private final Integer connectTimeout;
+    private final Integer readTimeout;
+    private final String group;
+    private final String id;
+    private final String filter;
+    private final Integer limit;
+    private final Integer timeoutQueryParamValue;
+    private final String authorizationString;
+
+    protected RequestHandler requestHandler;
+    protected URL url;
+    protected String topic;
+    
+    public AbstractBaseConsumer(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+	this.host = host;
+	this.connectTimeout = connectTimeout;
+	this.readTimeout = readTimeout;
+	this.group = group;
+	this.id = id;
+	this.filter = filter;
+	this.limit = limit;
+	this.timeoutQueryParamValue = timeoutQueryParamValue;
+
+	if ("basic".equals(authentication)) {
+	    if (username != null && password != null && username.length() > 0 && password.length() > 0) {
+		authorizationString = buildAuthorizationString(username, password);
+	    } else {
+		throw new IllegalStateException("Authentication is set to basic but username or password is missing");
+	    }
+	} else if ("noauth".equals(authentication)) {
+	    authorizationString = null;
+	} else {
+	    throw new IllegalStateException("Unknown authentication method: " + authentication);
+	}
+    }
+
+    protected void poll() {
+	String responseBody = performHttpOperation();
+	if (responseBody != null && !responseBody.startsWith("[]")) {
+	    LOG.info("New message was fetched from MessageRouter.");
+	    LOG.trace("Fetched message is\n{}", responseBody);
+	    try {
+		String[] requests = new Gson().fromJson(responseBody, String[].class);
+		if (requests != null) {
+		    for (String request : requests) {
+			if (request != null) {
+			    requestHandler.handleRequest(topic,request);
+			}
+		    }
+		} else {
+		    LOG.warn("Deserialization of received message results in null array.", responseBody);
+		}
+	    } catch (JsonParseException e) {
+		LOG.warn("Received message has bad format. Expected format is JSON.");
+	    }
+	} else {
+	    LOG.trace("No new message was fetched from MessageRouter.");
+	}
+    }
+
+    private String buildlUrlString(String topic) {
+	StringBuilder sb = new StringBuilder();
+	sb.append(host + "/events/" + topic + "/" + group + "/" + id);
+	sb.append("?timeout=" + timeoutQueryParamValue);
+
+	if (limit != null) {
+	    sb.append("&limit=" + limit);
+	}
+	if (filter != null) {
+	    sb.append("&filter=" + filter);
+	}
+	return sb.toString();
+    }
+
+    private String performHttpOperation() {
+	HttpURLConnection httpUrlConnection = null;
+	try {
+	    httpUrlConnection = buildHttpURLConnection(url);
+	    httpUrlConnection.setRequestMethod(REQUEST_METHOD);
+	    httpUrlConnection.connect();
+	    int status = httpUrlConnection.getResponseCode();
+	    if (status < 300) {
+		return readFromStream(httpUrlConnection.getInputStream());
+	    } else {
+		String response = readFromStream(httpUrlConnection.getErrorStream());
+		LOG.warn("Fetching message from MessageRouter on url {} failed with http status {}. Error message is\n{}.", url, status, response);
+	    }
+	} catch (Exception e) {
+	    LOG.warn("Exception was thrown during fetching message from MessageRouter on url {}.", url, e);
+	} finally {
+	    if (httpUrlConnection != null) {
+		httpUrlConnection.disconnect();
+	    }
+	}
+	return null;
+    }
+
+    private String buildAuthorizationString(String userName, String password) {
+	String basicAuthString = userName + ":" + password;
+	basicAuthString = Base64.getEncoder().encodeToString(basicAuthString.getBytes());
+	return "Basic " + basicAuthString;
+    }
+
+    protected HttpURLConnection buildHttpURLConnection(URL url) throws IOException {
+	HttpURLConnection httpUrlConnection = (HttpURLConnection) url.openConnection();
+	if (authorizationString != null) {
+	    httpUrlConnection.setRequestProperty("Authorization", authorizationString);
+	}
+	httpUrlConnection.setRequestProperty("Accept", "application/json");
+	httpUrlConnection.setUseCaches(false);
+	httpUrlConnection.setConnectTimeout(connectTimeout);
+	httpUrlConnection.setReadTimeout(readTimeout);
+
+	// ignore hostname errors when dealing with HTTPS connections
+	if (httpUrlConnection instanceof HttpsURLConnection) {
+	    HttpsURLConnection conn = (HttpsURLConnection) httpUrlConnection;
+	    conn.setHostnameVerifier(new HostnameVerifier() {
+		@Override
+		public boolean verify(String arg0, SSLSession arg1) {
+		    return true;
+		}
+	    });
+	}
+	return httpUrlConnection;
+    }
+
+    protected String readFromStream(InputStream stream) throws IOException {
+	BufferedReader br = new BufferedReader(new InputStreamReader(stream));
+	StringBuilder sb = new StringBuilder();
+	String line;
+	while ((line = br.readLine()) != null) {
+	    sb.append(line);
+	    sb.append("\n");
+	}
+	br.close();
+	return sb.toString();
+    }
+
+    @Override
+    public void registerHandler(String topic, RequestHandler requestHandler) {
+	this.topic = topic;
+	try {
+	    this.url = new URL(buildlUrlString(topic));
+	} catch (MalformedURLException e) {
+	    LOG.error("Topic " + topic + " resulted in MalformedURLException", e);
+	}
+	this.requestHandler = requestHandler;
+    }
+
+    @Override
+    public void close() throws Exception {
+	//BaseConsumer doesn't spawn any threads
+    }
+
+}
diff --git a/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/ConsumerFactory.java b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/ConsumerFactory.java
new file mode 100755
index 000000000..051380e1a
--- /dev/null
+++ b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/ConsumerFactory.java
@@ -0,0 +1,179 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;

+

+import java.io.UnsupportedEncodingException;

+import java.net.URLEncoder;

+import java.nio.charset.StandardCharsets;

+import java.util.Properties;

+

+import org.slf4j.Logger;

+import org.slf4j.LoggerFactory;

+

+public class ConsumerFactory {

+    private static final Logger LOG = LoggerFactory.getLogger(ConsumerFactory.class);

+

+    // Default values to minimize required configuration

+    private static final int DEFAULT_FETCH_PAUSE = 5000;

+    private static final int DEFAULT_CONNECT_TIMEOUT = 30000;

+    private static final int DEFAULT_READ_TIMEOUT = 180000;

+    private static final int DEFAULT_LIMIT = 5; // Limits the number of messages pulled in a single GET request

+    private static final int DEFAULT_TIMEOUT_QUERY_PARAM_VALUE = 15000;

+    private static final String DEFAULT_AUTH_METHOD = "basic";

+

+    // Required properties

+    protected final String username;

+    protected final String password;

+    protected final String host;

+    private final String group;

+    private final String id;

+

+    // Optional properties

+    protected Integer connectTimeout;

+    protected Integer readTimeout;

+    private Integer fetchPause;

+    private Integer limit;

+    private Integer timeoutQueryParamValue;

+    private String filter;

+    protected String auth;

+

+    public String getAuth() {

+	return auth;

+    }

+

+    public void setAuth(String auth) {

+	this.auth = auth;

+    }

+

+    public Integer getConnectTimeout() {

+	return connectTimeout;

+    }

+

+    public void setConnectTimeout(Integer connectTimeout) {

+	this.connectTimeout = connectTimeout;

+    }

+

+    public Integer getReadTimeout() {

+	return readTimeout;

+    }

+

+    public void setReadTimeout(Integer readTimeout) {

+	this.readTimeout = readTimeout;

+    }

+

+    public Integer getFetchPause() {

+	return fetchPause;

+    }

+

+    public void setFetchPause(Integer fetchPause) {

+	this.fetchPause = fetchPause;

+    }

+

+    public Integer getLimit() {

+	return limit;

+    }

+

+    public void setLimit(Integer limit) {

+	this.limit = limit;

+    }

+

+    public Integer getTimeoutQueryParamValue() {

+	return timeoutQueryParamValue;

+    }

+

+    public void setTimeoutQueryParamValue(Integer timeoutQueryParamValue) {

+	this.timeoutQueryParamValue = timeoutQueryParamValue;

+    }

+

+    public String getFilter() {

+	return filter;

+    }

+

+    public void setFilter(String filter) {

+	processFilter(filter);

+    }

+

+    public ConsumerFactory(String username, String password, String host, String group, String id, Integer connectTimeout, Integer readTimeout) {

+	this.username = username;

+	this.password = password;

+	this.host = host;

+	this.group = group;

+	this.id = id;

+	setDefaults();

+    }

+

+    public ConsumerFactory(Properties properties) {

+	// Required properties

+	username = properties.getProperty("username");

+	password = properties.getProperty("password");

+	host = properties.getProperty("host");

+	auth = properties.getProperty("auth");

+	group = properties.getProperty("group");

+	id = properties.getProperty("id");

+

+	// Optional properties

+	connectTimeout = readOptionalInteger(properties, "connectTimeoutSeconds");

+	readTimeout = readOptionalInteger(properties, "readTimeoutMinutes");

+	fetchPause = readOptionalInteger(properties, "fetchPause");

+	limit = readOptionalInteger(properties, "limit");

+	timeoutQueryParamValue = readOptionalInteger(properties, "timeout");

+	processFilter(properties.getProperty("filter"));

+

+	setDefaults();

+    }

+

+    private Integer readOptionalInteger(Properties properties, String propertyName) {

+	String stringValue = properties.getProperty(propertyName);

+	if (stringValue != null && stringValue.length() > 0) {

+	    try {

+		return Integer.valueOf(stringValue);

+	    } catch (NumberFormatException e) {

+		LOG.error("property " + propertyName + " had the value " + stringValue + " that could not be converted to an Integer", e);

+	    }

+	}

+	return null;

+    }

+

+    public PollingConsumerImpl createPollingClient() {

+	return new PollingConsumerImpl(username, password, host, auth, connectTimeout, readTimeout, fetchPause, group, id, filter, limit, timeoutQueryParamValue);

+    }

+

+    public PullingConsumerImpl createPullingClient() {

+	return new PullingConsumerImpl(username, password, host, auth, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);

+    }

+

+    private void processFilter(String filterString) {

+	if (filterString != null) {

+	    if (filterString.length() > 0) {

+		try {

+		    filter = URLEncoder.encode(filterString, StandardCharsets.UTF_8.name());

+		} catch (UnsupportedEncodingException e) {

+		    LOG.warn("Couldn't encode filter string. Filter will be ignored.", e);

+		    filter = null;

+		}

+	    } else {

+		filter = null;

+	    }

+	}

+    }

+

+    private void setDefaults() {

+	if (connectTimeout == null) {

+	    connectTimeout = DEFAULT_CONNECT_TIMEOUT;

+	}

+	if (readTimeout == null) {

+	    readTimeout = DEFAULT_READ_TIMEOUT;

+	}

+	if (fetchPause == null) {

+	    fetchPause = DEFAULT_FETCH_PAUSE;

+	}

+	if (limit == null) {

+	    limit = DEFAULT_LIMIT;

+	}

+	if (timeoutQueryParamValue == null) {

+	    timeoutQueryParamValue = DEFAULT_TIMEOUT_QUERY_PARAM_VALUE;

+	}

+	if (auth == null) {

+	    auth = DEFAULT_AUTH_METHOD;

+	}

+    }

+

+}

diff --git a/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PollingConsumerImpl.java b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PollingConsumerImpl.java
new file mode 100644
index 000000000..263e94ca9
--- /dev/null
+++ b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PollingConsumerImpl.java
@@ -0,0 +1,100 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights
+ *                      reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.PollingConsumer;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/*
+ * java.net based client to build message router consumers
+ */
+public class PollingConsumerImpl implements PollingConsumer {
+
+    //RunnableConsumer is a private inner class so run cannot be called from other code
+    private class RunnableConsumer extends AbstractBaseConsumer implements Runnable, PollingConsumer {
+	private final Logger LOG = LoggerFactory.getLogger(PollingConsumerImpl.class);
+	private volatile Thread t;
+	private final Integer fetchPause;
+
+	public RunnableConsumer(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, Integer fetchPause, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+	    super(username, password, host, authentication, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);
+	    this.fetchPause = fetchPause;
+	}
+
+	public void start() {
+	    t = new Thread(this);
+	    t.start();
+	    LOG.info("ConsumerImpl started. Fetch period is {} ms.", fetchPause);
+	}
+
+	public void stop() {
+	    t = null;
+	    LOG.info("ConsumerImpl stopped.");
+	}
+
+	@Override
+	public void run() {
+	    if (this.url != null) {
+		Thread thisThread = Thread.currentThread();
+		while (t == thisThread) {
+		    poll();
+		    try {
+			LOG.trace("Next fetch from MessageRouter url {} after {} milliseconds.", url, fetchPause);
+			Thread.sleep(fetchPause);
+		    } catch (InterruptedException e) {
+			LOG.warn("Thread sleep was interrupted.", e);
+		    }
+		}
+	    } else {
+		LOG.error("URL is null, can't listen for messages");
+	    }
+	}
+
+	@Override
+	public void close() throws Exception {
+	    stop();
+	}
+    }
+
+    private RunnableConsumer c;
+
+    public PollingConsumerImpl(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, Integer fetchPause, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+	c = new RunnableConsumer(username, password, host, authentication, connectTimeout, readTimeout, fetchPause, group, id, filter, limit, timeoutQueryParamValue);
+    }
+
+    @Override
+    public void start() {
+	c.start();
+    }
+
+    @Override
+    public void registerHandler(String topic, RequestHandler requestHandler) {
+	c.registerHandler(topic, requestHandler);
+    }
+
+    @Override
+    public void close() throws Exception {
+	c.close();
+    }
+}
diff --git a/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PullingConsumerImpl.java b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PullingConsumerImpl.java
new file mode 100755
index 000000000..b3f0aef4e
--- /dev/null
+++ b/message-router/consumer/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/consumer/provider/impl/PullingConsumerImpl.java
@@ -0,0 +1,17 @@
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.PullingConsumer;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+
+public class PullingConsumerImpl extends AbstractBaseConsumer implements PullingConsumer {
+
+    public PullingConsumerImpl(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+	super(username, password, host, authentication, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);
+    }
+
+    @Override
+    public void pull() {
+	this.poll();
+    }
+
+}
diff --git a/message-router/pom.xml b/message-router/pom.xml
index cf27b56af..49e7c6469 100755
--- a/message-router/pom.xml
+++ b/message-router/pom.xml
@@ -16,6 +16,7 @@
 
 	<modules>
 		<module>publisher</module>
+		<module>consumer</module>
 	</modules>
 
 	<build>