added sub modules

client/client.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module" module-name="common" />
+  </component>
+</module>

client/pom.xml

+<?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">
+    <parent>
+        <artifactId>java-rmi</artifactId>
+        <groupId>com.uqac.rthoni</groupId>
+        <version>0.1</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>client</artifactId>
+    <dependencies>
+        <dependency>
+            <groupId>com.uqac.rthoni</groupId>
+            <artifactId>common</artifactId>
+            <version>0.1</version>
+        </dependency>
+    </dependencies>
+
+
+</project>

client/src/main/java/com/uqac/rthoni/com/java_rmi/client/ClientTestClass.java

+package com.uqac.rthoni.com.java_rmi.client;
+
+import com.uqac.rthoni.java_rmi.common.CommonTestClass;
+
+/**
+ * Created by robin on 9/15/16.
+ */
+public class ClientTestClass {
+    CommonTestClass t;
+}

common/common.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

common/pom.xml

+<?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">
+    <parent>
+        <artifactId>java-rmi</artifactId>
+        <groupId>com.uqac.rthoni</groupId>
+        <version>0.1</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>common</artifactId>
+
+
+</project>

common/src/main/java/com/uqac/rthoni/java_rmi/common/CommonTestClass.java

+package com.uqac.rthoni.java_rmi.common;
+
+/**
+ * Created by robin on 9/15/16.
+ */
+public class CommonTestClass {
+}

pom.xml

 
     <groupId>com.uqac.rthoni</groupId>
     <artifactId>java-rmi</artifactId>
+    <packaging>pom</packaging>
     <version>0.1</version>
+    <modules>
+        <module>server</module>
+        <module>client</module>
+        <module>common</module>
+    </modules>
+    <dependencies>
+        <dependency>
+            <groupId>com.uqac.rthoni</groupId>
+            <artifactId>client</artifactId>
+            <version>0.1</version>
+        </dependency>
+        <dependency>
+            <groupId>com.uqac.rthoni</groupId>
+            <artifactId>server</artifactId>
+            <version>0.1</version>
+        </dependency>
+    </dependencies>
 
 
 </project>

server/pom.xml

+<?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">
+    <parent>
+        <artifactId>java-rmi</artifactId>
+        <groupId>com.uqac.rthoni</groupId>
+        <version>0.1</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>server</artifactId>
+
+
+</project>

server/server.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module" module-name="common" />
+  </component>
+</module>

server/src/main/java/com/uqac/rthoni/com/java_rmi/server/ServerTestClass.java

+package com.uqac.rthoni.com.java_rmi.server;
+
+import com.uqac.rthoni.java_rmi.common.CommonTestClass;
+
+/**
+ * Created by robin on 9/15/16.
+ */
+public class ServerTestClass {
+    CommonTestClass t;
+}

src/main/java/com/uqac/rthoni/java_rmi/Main.java

 package com.uqac.rthoni.java_rmi;
 
+import com.uqac.rthoni.com.java_rmi.client.ClientTestClass;
+import com.uqac.rthoni.com.java_rmi.server.ServerTestClass;
+
 /**
  * Created by robin on 9/15/16.
  */
 public class Main {
     public static void main(String[] args)
     {
+        ClientTestClass t2;
+        ServerTestClass t3;
         System.out.println("Hello World!");
         System.exit(0);
     }

uqac-java-rmi.iml

     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module" module-name="client" />
+    <orderEntry type="module" module-name="common" />
+    <orderEntry type="module" module-name="server" />
   </component>
 </module>