Initial commit : ajout des fichiers existants

Workspace/.idea/.name

@@ -0,0 +1 @@
+Main

Workspace/.idea/compiler.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="client" />
+        <module name="core" />
+      </profile>
+    </annotationProcessing>
+    <bytecodeTargetLevel>
+      <module name="client" target="1.8" />
+      <module name="core" target="1.8" />
+      <module name="server" target="1.5" />
+      <module name="Workspace" target="1.8" />
+    </bytecodeTargetLevel>
+  </component>
+</project>

Workspace/.idea/misc.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+    <option name="ignoredFiles">
+      <set>
+        <option value="$PROJECT_DIR$/server/pom.xml" />
+      </set>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

Workspace/.idea/modules.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Workspace.iml" filepath="$PROJECT_DIR$/Workspace.iml" />
+      <module fileurl="file://$PROJECT_DIR$/client/client.iml" filepath="$PROJECT_DIR$/client/client.iml" />
+      <module fileurl="file://$PROJECT_DIR$/core/core.iml" filepath="$PROJECT_DIR$/core/core.iml" />
+    </modules>
+  </component>
+</project>

Workspace/Workspace.iml

@@ -0,0 +1,15 @@
+<?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_8">
+    <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>

Workspace/client/client.iml

@@ -0,0 +1,16 @@
+<?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_8">
+    <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="core" />
+  </component>
+</module>

Workspace/client/pom.xml

@@ -0,0 +1,22 @@
+<?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>Main</artifactId>
+        <groupId>com.pqt</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>client</artifactId>
+    <dependencies>
+        <dependency>
+            <groupId>com.pqt</groupId>
+            <artifactId>core</artifactId>
+            <version>1.0-SNAPSHOT</version>
+        </dependency>
+    </dependencies>
+
+
+</project>

Workspace/client/src/main/java/com/pqt/client/module/account/AccountService.java

@@ -0,0 +1,45 @@
+package com.pqt.client.module.account;
+
+import com.pqt.core.entities.user_account.Account;
+import com.pqt.client.module.account.listeners.IAccountListener;
+
+import java.util.List;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+//TODO add log lines
+public class AccountService {
+
+	public Account getCurrentAccount() {
+		return null;
+	}
+
+	public void setCurrentAccount(Account account) {
+
+	}
+
+	public boolean isAccountLoggedIn(Account account) {
+		return false;
+	}
+
+	public void logInCurrentAccount(String password) {
+
+	}
+
+	public void logOutCurrentAccount(String password) {
+
+	}
+
+	public List<Account> getRecentAccounts() {
+		return null;
+	}
+
+	public void addListener(IAccountListener listener) {
+
+	}
+
+	public void removeListener(IAccountListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/AccountListenerAdapter.java

@@ -0,0 +1,15 @@
+package com.pqt.client.module.account.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class AccountListenerAdapter implements IAccountListener {
+
+
+	/**
+	 * @see com.pqt.client.module.account.listeners.IAccountListener#onAccountStatusChanged(boolean)
+	 */
+	public void onAccountStatusChanged(boolean status) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/IAccountFirerer.java

@@ -0,0 +1,11 @@
+package com.pqt.client.module.account.listeners;
+
+public interface IAccountFirerer {
+
+	public void fireAccountStatusChanged(boolean status);
+
+	public abstract void addListener(IAccountListener listener);
+
+	public abstract void removeListener(IAccountListener listener);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/IAccountListener.java

@@ -0,0 +1,9 @@
+package com.pqt.client.module.account.listeners;
+
+import java.util.EventListener;
+
+public interface IAccountListener extends EventListener {
+
+	public void onAccountStatusChanged(boolean status);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/SimpleAccountFirerer.java

@@ -0,0 +1,31 @@
+package com.pqt.client.module.account.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SimpleAccountFirerer implements IAccountFirerer {
+
+
+	/**
+	 * @see com.pqt.client.module.account.listeners.IAccountFirerer#fireAccountStatusChanged(boolean)
+	 */
+	public void fireAccountStatusChanged(boolean status) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.account.listeners.IAccountFirerer#addListener(com.pqt.client.module.account.listeners.IAccountListener)
+	 */
+	public void addListener(IAccountListener listener) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.account.listeners.IAccountFirerer#removeListener(com.pqt.client.module.account.listeners.IAccountListener)
+	 */
+	public void removeListener(IAccountListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/ConnectionService.java

@@ -0,0 +1,46 @@
+package com.pqt.client.module.connection;
+
+import com.pqt.client.module.connection.listeners.IConnectionListener;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+//TODO add log lines?
+public class ConnectionService {
+
+	public boolean isConnectedToServer() {
+		return false;
+	}
+
+	public void connectToServer(String ip_address) {
+
+	}
+
+	public void disconnectFromServer() {
+
+	}
+
+	public String getCurrentServerIpAddress() {
+		return null;
+	}
+
+	public void start() {
+
+	}
+
+	public void stop() {
+
+	}
+
+	public void sendText(String text) {
+
+	}
+
+	public void addListener(IConnectionListener listener) {
+
+	}
+
+	public void removeListener(IConnectionListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/ConnectionListenerAdapter.java

@@ -0,0 +1,37 @@
+package com.pqt.client.module.connection.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class ConnectionListenerAdapter implements IConnectionListener {
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionListener#onMessageReceivedEvent(String)
+	 * 
+	 *  
+	 */
+	public void onMessageReceivedEvent(String msg) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionListener#onConnectedEvent()
+	 * 
+	 *  
+	 */
+	public void onConnectedEvent() {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionListener#onDisconnectedEvent()
+	 * 
+	 *  
+	 */
+	public void onDisconnectedEvent() {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/IConnectionFirerer.java

@@ -0,0 +1,15 @@
+package com.pqt.client.module.connection.listeners;
+
+public interface IConnectionFirerer {
+
+	public abstract void fireMessageReceivedEvent(String msg);
+
+	public abstract void fireConnectedEvent();
+
+	public abstract void fireDisconnectedEvent();
+
+	public abstract void addListener(IConnectionListener listener);
+
+	public abstract void removeListener(IConnectionListener listener);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/IConnectionListener.java

@@ -0,0 +1,13 @@
+package com.pqt.client.module.connection.listeners;
+
+import java.util.EventListener;
+
+public interface IConnectionListener extends EventListener {
+
+	public abstract void onMessageReceivedEvent(String msg);
+
+	public abstract void onConnectedEvent();
+
+	public abstract void onDisconnectedEvent();
+
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/SimpleConnectionFirerer.java

@@ -0,0 +1,49 @@
+package com.pqt.client.module.connection.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SimpleConnectionFirerer implements IConnectionFirerer {
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireMessageReceivedEvent(String)
+	 * 
+	 *  
+	 */
+	public void fireMessageReceivedEvent(String msg) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireConnectedEvent()
+	 */
+	public void fireConnectedEvent() {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireDisconnectedEvent()
+	 */
+	public void fireDisconnectedEvent() {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#addListener(com.pqt.client.module.connection.listeners.IConnectionListener)
+	 */
+	public void addListener(IConnectionListener listener) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#removeListener(com.pqt.client.module.connection.listeners.IConnectionListener)
+	 */
+	public void removeListener(IConnectionListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/ILogLineMaker.java

@@ -0,0 +1,8 @@
+package com.pqt.client.module.log;
+
+import com.pqt.core.entities.log.LogLine;
+import com.pqt.core.entities.log.ILoggable;
+
+public interface ILogLineMaker {
+	LogLine make(ILoggable loggable);
+}

Workspace/client/src/main/java/com/pqt/client/module/log/LogLineMakerManager.java

@@ -0,0 +1,23 @@
+package com.pqt.client.module.log;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class LogLineMakerManager {
+
+	public ILogLineMaker getMaker(Class clazz) {
+		return null;
+	}
+
+	public boolean setMaker(Class clazz, ILogLineMaker maker) {
+		return false;
+	}
+
+	public ILogLineMaker getDefaultMaker() {
+		return null;
+	}
+
+	public boolean setDefaultMaker(ILogLineMaker maker) {
+		return false;
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/LogService.java

@@ -0,0 +1,28 @@
+package com.pqt.client.module.log;
+
+import com.pqt.core.entities.log.ILoggable;
+import com.pqt.core.entities.log.LogLine;
+
+import java.util.List;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class LogService {
+
+	public void log(ILoggable loggable) {
+
+	}
+
+	public List<LogLine> getAllLogs() {
+		return null;
+	}
+
+	public List<LogLine> getLastLogs(int number) {
+		return null;
+	}
+
+	public List<LogLine> getLastLogs(int number, int offset) {
+		return null;
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/listeners/ILogFirerer.java

@@ -0,0 +1,11 @@
+package com.pqt.client.module.log.listeners;
+
+public interface ILogFirerer {
+
+	public abstract void addListener(ILogListener listener);
+
+	public abstract void removeListener(ILogListener listener);
+
+	public abstract void fireLogEvent();
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/listeners/ILogListener.java

@@ -0,0 +1,9 @@
+package com.pqt.client.module.log.listeners;
+
+import java.util.EventListener;
+
+public interface ILogListener extends EventListener {
+
+	public abstract void onLogEvent();
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/listeners/LogListenerAdapter.java

@@ -0,0 +1,17 @@
+package com.pqt.client.module.log.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class LogListenerAdapter implements ILogListener {
+
+
+	/**
+	 * @see com.pqt.client.module.log.listeners.ILogListener#onLogEvent()
+	 * 
+	 *  
+	 */
+	public void onLogEvent() {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/log/listeners/SimpleLogFirerer.java

@@ -0,0 +1,33 @@
+package com.pqt.client.module.log.listeners;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SimpleLogFirerer implements ILogFirerer {
+
+
+	/**
+	 * @see com.pqt.client.module.log.listeners.ILogFirerer#addListener(com.pqt.client.module.log.listeners.ILogListener)
+	 */
+	public void addListener(ILogListener listener) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.log.listeners.ILogFirerer#removeListener(com.pqt.client.module.log.listeners.ILogListener)
+	 */
+	public void removeListener(ILogListener listener) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.log.listeners.ILogFirerer#fireLogEvent()
+	 * 
+	 *  
+	 */
+	public void fireLogEvent() {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/query/QueryExecutor.java

@@ -0,0 +1,35 @@
+package com.pqt.client.module.query;
+
+import com.pqt.client.module.query.query_callback.IUpdateQueryCallback;
+import com.pqt.core.entities.query.IQuery;
+import com.pqt.client.module.query.query_callback.ISimpleQueryCallback;
+import com.pqt.client.module.query.query_callback.IStatQueryCallback;
+import com.pqt.client.module.query.query_callback.IStockQueryCallback;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class QueryExecutor {
+
+	public static final QueryExecutor INSTANCE = new QueryExecutor();
+
+	private QueryExecutor(){
+
+	}
+
+	public long execute(IQuery query, ISimpleQueryCallback callback) {
+        return 0;
+	}
+
+	public long execute(IQuery query, IStatQueryCallback callback) {
+        return 0;
+	}
+
+	public long execute(IQuery query, IStockQueryCallback callback) {
+        return 0;
+	}
+
+    public long execute(IQuery query, IUpdateQueryCallback callback) {
+        return 0;
+    }
+
+}

Workspace/client/src/main/java/com/pqt/client/module/query/QueryFactory.java

@@ -0,0 +1,38 @@
+package com.pqt.client.module.query;
+
+import com.pqt.core.entities.product.ProductUpdate;
+import com.pqt.core.entities.query.IQuery;
+import com.pqt.core.entities.sale.Sale;
+import com.pqt.core.entities.user_account.Account;
+
+import java.util.List;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class QueryFactory {
+
+	public static IQuery newConnectQuery(String serverAddress) {
+		return null;
+	}
+
+	public static IQuery newSaleQuery(Sale sale) {
+		return null;
+	}
+
+	public static IQuery newStockQuery() {
+		return null;
+	}
+
+	public static IQuery newStatQuery() {
+		return null;
+	}
+
+	public static IQuery newLogQuery(Account account, boolean state) {
+		return null;
+	}
+
+	public static IQuery newUpdateQuery(List<ProductUpdate> updates) {
+		return null;
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/ISimpleQueryCallback.java

@@ -0,0 +1,7 @@
+package com.pqt.client.module.query.query_callback;
+
+public interface ISimpleQueryCallback {
+	public void ack();
+	public void err(Throwable cause);
+	public void ref(Throwable cause);
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IStatQueryCallback.java

@@ -0,0 +1,10 @@
+package com.pqt.client.module.query.query_callback;
+
+
+import java.util.Map;
+
+public interface IStatQueryCallback {
+	public void ack(Map<String,String> stats);
+	public void err(Throwable cause);
+	public void ref(Throwable cause);
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IStockQueryCallback.java

@@ -0,0 +1,11 @@
+package com.pqt.client.module.query.query_callback;
+
+import com.pqt.core.entities.product.Product;
+
+import java.util.List;
+
+public interface IStockQueryCallback {
+	public void ack(List<Product> products);
+	public void err(Throwable cause);
+	public void ref(Throwable cause);
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IUpdateQueryCallback.java

@@ -0,0 +1,7 @@
+package com.pqt.client.module.query.query_callback;
+
+public interface IUpdateQueryCallback {
+    public void ack(long id);
+    public void err(long id, Throwable cause);
+    public void ref(long id, Throwable cause);
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/SaleBuilder.java

@@ -0,0 +1,28 @@
+package com.pqt.client.module.sale;
+
+import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.sale.Sale;
+
+import java.util.Map;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SaleBuilder {
+
+	public boolean addProduct(Product product) {
+		return false;
+	}
+
+	public boolean removeProduct(Product product) {
+		return false;
+	}
+
+	public Map<Product,Integer> getCurrentProductList() {
+		return null;
+	}
+
+	public Sale build() {
+		return null;
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/SaleService.java

@@ -0,0 +1,30 @@
+package com.pqt.client.module.sale;
+
+import com.pqt.client.module.sale.listeners.ISaleListener;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+//TODO add log lines
+public class SaleService {
+
+	public void getNewSaleBuilder() {
+
+	}
+
+	public void commitSale(SaleBuilder saleBuilder) {
+
+	}
+
+	public void revertSale(int saleId) {
+
+	}
+
+	public void addListener(ISaleListener listener) {
+
+	}
+
+	public void removeListener(ISaleListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/listeners/ISaleFirerer.java

@@ -0,0 +1,17 @@
+package com.pqt.client.module.sale.listeners;
+
+import com.pqt.core.entities.sale.Sale;
+
+public interface ISaleFirerer {
+
+	public abstract void fireSaleValidationSuccess(Sale sale);
+
+	public abstract void fireSaleValidationError(Sale sale, Throwable cause);
+
+	public abstract void fireSaleValidationRefused(Sale sale, Throwable cause);
+
+	public abstract void addListener(ISaleListener listener);
+
+	public abstract void removeListener(ISaleListener listener);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/listeners/ISaleListener.java

@@ -0,0 +1,15 @@
+package com.pqt.client.module.sale.listeners;
+
+import com.pqt.core.entities.sale.Sale;
+
+import java.util.EventListener;
+
+public interface ISaleListener extends EventListener {
+
+	public abstract void onSaleValidationSuccess(Sale sale);
+
+	public abstract void onSaleValidationError(Sale sale, Throwable cause);
+
+	public abstract void onSaleValidationRefused(Sale sale, Throwable cause);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/listeners/SaleListenerAdapter.java

@@ -0,0 +1,35 @@
+package com.pqt.client.module.sale.listeners;
+
+import com.pqt.core.entities.sale.Sale;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SaleListenerAdapter implements ISaleListener {
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleListener#onSaleValidationSuccess(com.pqt.core.entities.sale.Sale)
+	 * 
+	 *  
+	 */
+	public void onSaleValidationSuccess(Sale sale) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleListener#onSaleValidationError(com.pqt.core.entities.sale.Sale, Throwable)
+	 */
+	public void onSaleValidationError(Sale sale, Throwable cause) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleListener#onSaleValidationRefused(com.pqt.core.entities.sale.Sale, Throwable)
+	 */
+	public void onSaleValidationRefused(Sale sale, Throwable cause) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/sale/listeners/SimpleSaleFirerer.java

@@ -0,0 +1,49 @@
+package com.pqt.client.module.sale.listeners;
+
+import com.pqt.core.entities.sale.Sale;
+
+//TODO écrire contenu méthodes
+//TODO écrire javadoc
+public class SimpleSaleFirerer implements ISaleFirerer {
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleFirerer#fireSaleValidationSuccess(com.pqt.core.entities.sale.Sale)
+	 */
+	public void fireSaleValidationSuccess(Sale sale) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleFirerer#fireSaleValidationError(com.pqt.core.entities.sale.Sale, Throwable)
+	 */
+	public void fireSaleValidationError(Sale sale, Throwable cause) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleFirerer#fireSaleValidationRefused(com.pqt.core.entities.sale.Sale, Throwable)
+	 */
+	public void fireSaleValidationRefused(Sale sale, Throwable cause) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleFirerer#addListener(com.pqt.client.module.sale.listeners.ISaleListener)
+	 */
+	public void addListener(ISaleListener listener) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.sale.listeners.ISaleFirerer#removeListener(com.pqt.client.module.sale.listeners.ISaleListener)
+	 */
+	public void removeListener(ISaleListener listener) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/StatDao.java

@@ -0,0 +1,68 @@
+package com.pqt.client.module.stat;
+
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.IStatQueryCallback;
+import com.pqt.client.module.stat.listeners.IStatFirerer;
+import com.pqt.client.module.stat.listeners.IStatListener;
+import com.pqt.client.module.stat.listeners.SimpleStatFirerer;
+
+import java.util.*;
+
+//TODO écrire javadoc
+public class StatDao {
+
+        private Date lastRefreshTimestamp;
+        private Map<String, String> stats;
+        private IStatFirerer eventFirerer;
+
+        public StatDao() {
+            eventFirerer = new SimpleStatFirerer();
+            stats = new HashMap<>();
+            lastRefreshTimestamp = null;
+        }
+
+        public synchronized Map<String, String> getStats() {
+            return new HashMap<>(stats);
+        }
+
+        public void refreshStats() {
+            QueryExecutor.INSTANCE.execute(QueryFactory.newStockQuery(), new IStatQueryCallback() {
+                @Override
+                public void ack(Map<String, String> stats) {
+                    replaceStats(stats);
+                    eventFirerer.fireGetStatSuccess();
+                    //TODO add log line
+                }
+
+                @Override
+                public void err(Throwable cause) {
+                    eventFirerer.fireGetStatError(cause);
+                    //TODO add log line
+                }
+
+                @Override
+                public void ref(Throwable cause) {
+                    eventFirerer.fireGetStatRefused(cause);
+                    //TODO add log line
+                }
+            });
+        }
+
+        public Date getLastRefreshTimestamp(){
+            return lastRefreshTimestamp;
+        }
+
+        private synchronized void replaceStats(Map<String, String> stats) {
+            this.stats = new HashMap<>(stats);
+            this.lastRefreshTimestamp = new Date();
+        }
+
+    public void removeListener(IStatListener listener) {
+        eventFirerer.removeListener(listener);
+    }
+
+    public void addListener(IStatListener listener) {
+        eventFirerer.addListener(listener);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/StatService.java

@@ -0,0 +1,33 @@
+package com.pqt.client.module.stat;
+
+import com.pqt.client.module.stat.listeners.IStatListener;
+
+import java.util.Map;
+
+//TODO écrire javadoc
+//TODO add log lines
+public class StatService {
+
+	private StatDao dao;
+
+    public StatService() {
+        dao = new StatDao();
+    }
+
+    public Map<String,String> getStats() {
+		return dao.getStats();
+	}
+
+	public void refreshStats() {
+        dao.refreshStats();
+	}
+
+	public void addListener(IStatListener listener) {
+        dao.addListener(listener);
+	}
+
+	public void removeListener(IStatListener listener) {
+        dao.removeListener(listener);
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/listeners/IStatFirerer.java

@@ -0,0 +1,16 @@
+package com.pqt.client.module.stat.listeners;
+
+import java.util.Map;
+
+public interface IStatFirerer {
+
+	public abstract void fireGetStatSuccess();
+
+	public abstract void fireGetStatError(Throwable cause);
+
+	public abstract void fireGetStatRefused(Throwable cause);
+
+	void removeListener(IStatListener listener);
+
+	void addListener(IStatListener listener);
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/listeners/IStatListener.java

@@ -0,0 +1,14 @@
+package com.pqt.client.module.stat.listeners;
+
+import java.util.EventListener;
+import java.util.Map;
+
+public interface IStatListener extends EventListener {
+
+	public abstract void onGetStatSuccess();
+
+	public abstract void onGetStatError(Throwable cause);
+
+	public abstract void onGetStatRefused(Throwable cause);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/listeners/SimpleStatFirerer.java

@@ -0,0 +1,53 @@
+package com.pqt.client.module.stat.listeners;
+
+import javax.swing.event.EventListenerList;
+
+//TODO écrire javadoc
+public class SimpleStatFirerer implements IStatFirerer {
+
+	private EventListenerList listeners;
+
+	public SimpleStatFirerer() {
+		listeners = new EventListenerList();
+	}
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatFirerer#fireGetStatSuccess()
+	 */
+	public void fireGetStatSuccess() {
+		for(IStatListener l : listeners.getListeners(IStatListener.class)){
+			l.onGetStatSuccess();
+		}
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatFirerer#fireGetStatError(Throwable)
+	 */
+	public void fireGetStatError(Throwable cause) {
+		for(IStatListener l : listeners.getListeners(IStatListener.class)){
+			l.onGetStatError(cause);
+		}
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatFirerer#fireGetStatRefused(Throwable)
+	 */
+	public void fireGetStatRefused(Throwable cause) {
+		for(IStatListener l : listeners.getListeners(IStatListener.class)){
+			l.onGetStatRefused(cause);
+		}
+	}
+
+	@Override
+	public void removeListener(IStatListener listener) {
+		listeners.remove(IStatListener.class, listener);
+	}
+
+	@Override
+	public void addListener(IStatListener listener) {
+		listeners.add(IStatListener.class, listener);
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stat/listeners/StatListenerAdapter.java

@@ -0,0 +1,29 @@
+package com.pqt.client.module.stat.listeners;
+
+public class StatListenerAdapter implements IStatListener {
+
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatListener#onGetStatSuccess()
+	 */
+	public void onGetStatSuccess() {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatListener#onGetStatError(Throwable)
+	 */
+	public void onGetStatError(Throwable cause) {
+
+	}
+
+
+	/**
+	 * @see com.pqt.client.module.stat.listeners.IStatListener#onGetStatRefused(Throwable)
+	 */
+	public void onGetStatRefused(Throwable cause) {
+
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/Listeners/IStockFirerer.java

@@ -0,0 +1,16 @@
+package com.pqt.client.module.stock.Listeners;
+
+public interface IStockFirerer {
+	void fireGetProductListSuccessEvent();
+	void fireGetProductListErrorEvent(Throwable cause);
+	void fireGetProductListRefusedEvent(Throwable cause);
+	void fireProductListChangedEvent();
+
+	void fireProductListUpdateSuccessEvent(long id);
+	void fireProductListUpdateErrorEvent(long id, Throwable cause);
+	void fireProductListUpdateRefusedEvent(long id, Throwable cause);
+
+	void addListener(IStockListener listener);
+	void removeListener(IStockListener listener);
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/Listeners/IStockListener.java

@@ -0,0 +1,16 @@
+package com.pqt.client.module.stock.Listeners;
+
+import java.util.EventListener;
+
+public interface IStockListener extends EventListener {
+
+	void onGetProductListSuccessEvent();
+	void onGetProductListErrorEvent(Throwable cause);
+	void onGetProductListRefusedEvent(Throwable cause);
+
+	void onProductListUpdateSuccessEvent(long id);
+	void onProductListUpdateErrorEvent(long id, Throwable cause);
+	void onProductListUpdateRefusedEvent(long id, Throwable cause);
+
+	void onProductListChangedEvent();
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/Listeners/SimpleStockFirerer.java

@@ -0,0 +1,73 @@
+package com.pqt.client.module.stock.Listeners;
+
+
+import javax.swing.event.EventListenerList;
+
+//TODO écrire javadoc
+public class SimpleStockFirerer implements IStockFirerer {
+
+	private EventListenerList listeners;
+
+	public SimpleStockFirerer() {
+		listeners = new EventListenerList();
+	}
+
+	@Override
+	public void fireGetProductListSuccessEvent() {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onGetProductListSuccessEvent();
+		}
+	}
+
+	@Override
+	public void fireGetProductListErrorEvent(Throwable cause) {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onGetProductListErrorEvent(cause);
+		}
+	}
+
+	@Override
+	public void fireGetProductListRefusedEvent(Throwable cause) {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onGetProductListRefusedEvent(cause);
+		}
+	}
+
+	@Override
+	public void fireProductListChangedEvent() {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onProductListChangedEvent();
+		}
+	}
+
+	@Override
+	public void fireProductListUpdateSuccessEvent(long id) {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onProductListUpdateSuccessEvent(id);
+		}
+	}
+
+	@Override
+	public void fireProductListUpdateErrorEvent(long id, Throwable cause) {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onProductListUpdateErrorEvent(id, cause);
+		}
+	}
+
+	@Override
+	public void fireProductListUpdateRefusedEvent(long id, Throwable cause) {
+		for(IStockListener l : listeners.getListeners(IStockListener.class)){
+			l.onProductListUpdateRefusedEvent(id, cause);
+		}
+	}
+
+	@Override
+	public void addListener(IStockListener listener) {
+		listeners.add(IStockListener.class, listener);
+	}
+
+	@Override
+	public void removeListener(IStockListener listener) {
+		listeners.remove(IStockListener.class, listener);
+	}
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/Listeners/StockListenerAdapter.java

@@ -0,0 +1,39 @@
+package com.pqt.client.module.stock.Listeners;
+
+public class StockListenerAdapter implements IStockListener {
+
+	@Override
+	public void onGetProductListSuccessEvent() {
+
+	}
+
+	@Override
+	public void onGetProductListErrorEvent(Throwable cause) {
+
+	}
+
+	@Override
+	public void onGetProductListRefusedEvent(Throwable cause) {
+
+	}
+
+	@Override
+	public void onProductListUpdateSuccessEvent(long id) {
+
+	}
+
+	@Override
+	public void onProductListUpdateErrorEvent(long id, Throwable cause) {
+
+	}
+
+	@Override
+	public void onProductListUpdateRefusedEvent(long id, Throwable cause) {
+
+	}
+
+	@Override
+	public void onProductListChangedEvent() {
+
+	}
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/StockDao.java

@@ -0,0 +1,118 @@
+package com.pqt.client.module.stock;
+
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.IStockQueryCallback;
+import com.pqt.client.module.query.query_callback.IUpdateQueryCallback;
+import com.pqt.client.module.stock.Listeners.IStockFirerer;
+import com.pqt.client.module.stock.Listeners.IStockListener;
+import com.pqt.client.module.stock.Listeners.SimpleStockFirerer;
+import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.product.ProductUpdate;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.Optional;
+
+//TODO écrire javadoc
+public class StockDao {
+
+	private IStockFirerer eventFirerer;
+	private Date lastRefreshTimestamp;
+	private List<Product> products;
+
+	public StockDao() {
+		eventFirerer = new SimpleStockFirerer();
+		products = new ArrayList<>();
+		lastRefreshTimestamp = null;
+	}
+
+	public synchronized List<Product> getProducts() {
+		return new ArrayList<>(products);
+	}
+
+	public synchronized Product getProduct(final int id) {
+		Optional<Product> match = products.stream().filter((product->product.getId()==id)).findFirst();
+		if(match.isPresent())
+			return match.get();
+
+		return null;
+	}
+
+	public void refreshProductList() {
+		QueryExecutor.INSTANCE.execute(QueryFactory.newStockQuery(), new IStockQueryCallback() {
+			@Override
+			public void ack(List<Product> products) {
+				replaceProductList(products);
+				eventFirerer.fireGetProductListSuccessEvent();
+				//TODO add log line
+			}
+
+			@Override
+			public void err(Throwable cause) {
+				//TODO add log line
+				eventFirerer.fireGetProductListErrorEvent(cause);
+			}
+
+			@Override
+			public void ref(Throwable cause) {
+				//TODO add log line
+				eventFirerer.fireGetProductListRefusedEvent(cause);
+			}
+		});
+	}
+
+	public Date getLastRefreshTimestamp(){
+		return lastRefreshTimestamp;
+	}
+
+	private synchronized void replaceProductList(List<Product> products){
+		this.products.clear();
+		this.products.addAll(products);
+		this.lastRefreshTimestamp = new Date();
+		eventFirerer.fireProductListChangedEvent();
+	}
+
+	public long commitUpdate(List<ProductUpdate> updates){
+		return QueryExecutor.INSTANCE.execute(QueryFactory.newUpdateQuery(updates),new IUpdateQueryCallback(){
+
+			@Override
+			public void ack(long id) {
+				//TODO add log line
+				refreshProductList();
+				eventFirerer.fireProductListUpdateSuccessEvent(id);
+			}
+
+			@Override
+			public void err(long id, Throwable cause) {
+				//TODO add log line
+				eventFirerer.fireProductListUpdateErrorEvent(id, cause);
+			}
+
+			@Override
+			public void ref(long id, Throwable cause) {
+				//TODO add log line
+				eventFirerer.fireProductListUpdateRefusedEvent(id, cause);
+			}
+		});
+	}
+
+	/**
+	 * Ajoute un listener à la liste de diffusion des événements pouvant être levé par le service.
+	 * @param listener
+	 * @see {@link IStockListener}
+	 */
+	public void addListener(IStockListener listener) {
+		eventFirerer.addListener(listener);
+	}
+
+	/**
+	 * Retire un listener d'événement donné de la liste de diffusion des événements.
+	 * @param listener
+	 * @see {@link IStockListener}
+	 */
+	public void removeListener(IStockListener listener) {
+		eventFirerer.removeListener(listener);
+	}
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/StockService.java

@@ -0,0 +1,109 @@
+package com.pqt.client.module.stock;
+
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.IUpdateQueryCallback;
+import com.pqt.client.module.stock.Listeners.IStockFirerer;
+import com.pqt.client.module.stock.Listeners.SimpleStockFirerer;
+import com.pqt.core.entities.product.Product;
+import com.pqt.client.module.stock.Listeners.IStockListener;
+
+import java.util.Date;
+import java.util.List;
+
+//TODO Add log lines
+public class StockService {
+
+	public static final StockService INSTANCE = new StockService();
+
+	private StockDao dao;
+
+	private StockService() {
+		dao = new StockDao();
+	}
+
+    /**
+     * Accesseur renvoyant un objet {@link Date} correspondant à la dernière heure où les stocks ont été mis à jour
+     *  <p/>
+     * @return {@link Date} représentant l'instant de la dernière mise à jour des stocks.
+     */
+	public Date getLastRefreshTimestamp(){
+	    return dao.getLastRefreshTimestamp();
+    }
+
+    /**
+     * Démarre la procédure de mise à jour des stocks.
+     *  <p/>
+     * L'exécution de cette méthode ne constitue pas la mise à jour, elle ne fait que démarrer la procédure.
+     * Les événements liées à la mise à jour du stock peuvent être écoutés via la classe de listener {@link IStockListener}.
+     */
+	public void refreshProductList() {
+	    dao.refreshProductList();
+	}
+
+    /**
+     * Accesseur de la liste des produits actuellement en vente.
+     *  <p/>
+     * La liste peut être obsolète, voir {@link #getLastRefreshTimestamp()} pour la date du dernier refresh et {@link #refreshProductList()} pour la mettre à jour.
+     *
+     * @return Liste des produits en vente.
+     */
+	public List<Product> getProducts() {
+		return dao.getProducts();
+	}
+
+    /**
+     * Accesseur récupérant un unique produit présent dans les stocks en se basant sur son id.
+     *
+     * @param id identifiant du produit voulu
+     * @return produit voulu s'il est présent dans le stock, ou null si l'identifiant {@code id} ne correspond à aucun produit présent dans le stock.
+     */
+	public Product getProduct(int id) {
+		return dao.getProduct(id);
+	}
+
+    /**
+     * Renvoie un nouveau builder d'update de stock.
+     *  <p/>
+     *  Un update de stock correspond à un ticket de demande de modification du stock, composé d'ajouts, de suppressions et de modifications de produits.
+     *  Un objet {@link UpdateBuilder} permet de générer facilement une update. Pour valider l'update, voir {@link #commitUpdate(UpdateBuilder)}.
+     *
+     * @return nouvelle instance de la classe {@link UpdateBuilder}.
+     */
+	public UpdateBuilder getNewUpdateBuilder() {
+		return new UpdateBuilder();
+	}
+
+    /**
+     * Propose une modification de stock et lance la procédure de validation. Retourne l'identifiant de la modification, qui sera utilisé dans les notifications pour discriminer les événements.
+     *  <p/>
+     *  L'exécution de cette méthode ne constitue pas la modification, elle ne fait que démarrer la procédure.
+     *  Les événements liées à la valiation des updates du stock peuvent être écoutés via la classe de listener {@link IStockListener}.
+	 *  <p/>
+	 *  Une procédure de mise à jour du stock sera automatiquement lancée si la modification est validée (comme si la méthode {@link #refreshProductList()} avait été appelée).
+     * @param updateBuilder
+     * @return l'identifiant de l'update soumise.
+     */
+	public long commitUpdate(UpdateBuilder updateBuilder) {
+		return dao.commitUpdate(updateBuilder.build());
+	}
+
+    /**
+     * Ajoute un listener à la liste de diffusion des événements pouvant être levé par le service.
+     * @param listener
+     * @see {@link IStockListener}
+     */
+	public void addListener(IStockListener listener) {
+		dao.addListener(listener);
+	}
+
+    /**
+     * Retire un listener d'événement donné de la liste de diffusion des événements.
+     * @param listener
+     * @see {@link IStockListener}
+     */
+	public void removeListener(IStockListener listener) {
+		dao.removeListener(listener);
+	}
+
+}

Workspace/client/src/main/java/com/pqt/client/module/stock/UpdateBuilder.java

@@ -0,0 +1,50 @@
+package com.pqt.client.module.stock;
+
+import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.product.ProductUpdate;
+
+import java.util.*;
+
+public class UpdateBuilder {
+
+    private Set<Product> toAdd, toRemove;
+    private Map<Product, Product> toModify;
+
+    public UpdateBuilder() {
+        toAdd = new HashSet<>();
+        toRemove = new HashSet<>();
+        toModify = new HashMap<>();
+    }
+
+    public void addProduct(Product product) {
+        if(!toAdd.contains(product)){
+            toAdd.add(product);
+        }
+	}
+
+	public void removeProduct(Product product) {
+        if(toRemove.contains(product)){
+            toRemove.remove(product);
+        }
+	}
+
+	public void modifyProduct(Product oldVersion, Product newVersion) {
+        toModify.put(oldVersion, newVersion);
+	}
+
+	public List<ProductUpdate> build() {
+		List<ProductUpdate> reply = new ArrayList<>();
+		for(Product product : toAdd){
+		    reply.add(new ProductUpdate(null, product));
+        }
+        for(Product product : toRemove){
+            reply.add(new ProductUpdate(product, null));
+        }
+        for(Product product : toModify.keySet()){
+            reply.add(new ProductUpdate(product, toModify.get(product)));
+        }
+
+        return reply;
+	}
+
+}

Workspace/core/core.iml

@@ -0,0 +1,15 @@
+<?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_8">
+    <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>

Workspace/core/pom.xml

@@ -0,0 +1,15 @@
+<?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>Main</artifactId>
+        <groupId>com.pqt</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>core</artifactId>
+
+
+</project>

Workspace/core/src/main/java/com/pqt/core/entities/client/Client.java

@@ -0,0 +1,49 @@
+package com.pqt.core.entities.client;
+
+import com.pqt.core.entities.log.ILoggable;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class Client implements ILoggable, Serializable {
+
+    private int id;
+    private String address;
+    private Date lastUpdate;
+
+    public Client() {
+    }
+
+    public Client(int id, String address, Date lastUpdate) {
+        this.id = id;
+        this.address = address;
+        this.lastUpdate = lastUpdate;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public Date getLastUpdate() {
+        return lastUpdate;
+    }
+
+    public void setLastUpdate(Date lastUpdate) {
+        this.lastUpdate = lastUpdate;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/log/ILoggable.java

@@ -0,0 +1,7 @@
+package com.pqt.core.entities.log;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public interface ILoggable {
+}

Workspace/core/src/main/java/com/pqt/core/entities/log/LogLine.java

@@ -0,0 +1,66 @@
+package com.pqt.core.entities.log;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class LogLine implements Serializable{
+    private int id;
+    private String description;
+    private Date timestamp;
+    private ILoggable relatedItem;
+    private LogLineActionType type;
+
+    public LogLine() {
+    }
+
+    public LogLine(int id, String description, Date timestamp, ILoggable relatedItem, LogLineActionType type) {
+        this.id = id;
+        this.description = description;
+        this.timestamp = timestamp;
+        this.relatedItem = relatedItem;
+        this.type = type;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public Date getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(Date timestamp) {
+        this.timestamp = timestamp;
+    }
+
+    public ILoggable getRelatedItem() {
+        return relatedItem;
+    }
+
+    public void setRelatedItem(ILoggable relatedItem) {
+        this.relatedItem = relatedItem;
+    }
+
+    public LogLineActionType getType() {
+        return type;
+    }
+
+    public void setType(LogLineActionType type) {
+        this.type = type;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/log/LogLineActionType.java

@@ -0,0 +1,11 @@
+package com.pqt.core.entities.log;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public enum LogLineActionType {
+    ADD_PRODUCT_ACTION, REMOVE_PRODUCT_ACTION, MODIFY_PRODUCT_ACTION,
+    COMMIT_SALE_ACTION, REVERT_SALE_ACTION,
+    LOG_IN_ACCOUNT_ACTION, LOG_OUT_ACCOUNT_ACTION,
+    CONNECT_CLIENT_ACTION, DISCONNECT_CLIENT_ACTION
+}

Workspace/core/src/main/java/com/pqt/core/entities/product/Category.java

@@ -0,0 +1,35 @@
+package com.pqt.core.entities.product;
+
+import java.io.Serializable;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class Category implements Serializable{
+    private int id;
+    private String name;
+
+    public Category() {
+    }
+
+    public Category(int id, String name) {
+        this.id = id;
+        this.name = name;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/product/Product.java

@@ -0,0 +1,100 @@
+package com.pqt.core.entities.product;
+
+import com.pqt.core.entities.log.ILoggable;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class Product implements ILoggable, Serializable{
+    private int id;
+    private String name;
+    private int amountRemaining;
+    private int amountSold;
+    private boolean sellable;
+    private boolean price;
+    private List<Product> components;
+    private Category category;
+
+    public Product() {
+        components = new ArrayList<>();
+    }
+
+    public Product(int id, String name, int amountRemaining, int amountSold, boolean sellable, boolean price, List<Product> components, Category category) {
+        this.id = id;
+        this.name = name;
+        this.amountRemaining = amountRemaining;
+        this.amountSold = amountSold;
+        this.sellable = sellable;
+        this.price = price;
+        this.components = components;
+        this.category = category;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getAmountRemaining() {
+        return amountRemaining;
+    }
+
+    public void setAmountRemaining(int amountRemaining) {
+        this.amountRemaining = amountRemaining;
+    }
+
+    public int getAmountSold() {
+        return amountSold;
+    }
+
+    public void setAmountSold(int amountSold) {
+        this.amountSold = amountSold;
+    }
+
+    public boolean isSellable() {
+        return sellable;
+    }
+
+    public void setSellable(boolean sellable) {
+        this.sellable = sellable;
+    }
+
+    public boolean isPrice() {
+        return price;
+    }
+
+    public void setPrice(boolean price) {
+        this.price = price;
+    }
+
+    public List<Product> getComponents() {
+        return components;
+    }
+
+    public void setComponents(List<Product> components) {
+        this.components = components;
+    }
+
+    public Category getCategory() {
+        return category;
+    }
+
+    public void setCategory(Category category) {
+        this.category = category;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/product/ProductUpdate.java

@@ -0,0 +1,53 @@
+package com.pqt.core.entities.product;
+
+import com.pqt.core.entities.log.ILoggable;
+import sun.misc.Version;
+
+import java.io.Serializable;
+import java.util.Date;
+
+public class ProductUpdate implements ILoggable, Serializable {
+
+	private Date createdAt;
+	private Product oldVersion;
+	private Product newVersion;
+
+    public ProductUpdate() {
+    }
+
+    public ProductUpdate(Product oldVersion, Product newVersion) {
+        this.createdAt = new Date();
+        this.oldVersion = oldVersion;
+        this.newVersion = newVersion;
+    }
+
+    public ProductUpdate(Date createdAt, Product oldVersion, Product newVersion) {
+        this.createdAt = createdAt;
+        this.oldVersion = oldVersion;
+        this.newVersion = newVersion;
+    }
+
+    public Date getCreatedAt() {
+        return createdAt;
+    }
+
+    public void setCreatedAt(Date createdAt) {
+        this.createdAt = createdAt;
+    }
+
+    public Product getOldVersion() {
+        return oldVersion;
+    }
+
+    public void setOldVersion(Product oldVersion) {
+        this.oldVersion = oldVersion;
+    }
+
+    public Product getNewVersion() {
+        return newVersion;
+    }
+
+    public void setNewVersion(Product newVersion) {
+        this.newVersion = newVersion;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/ConnectQuery.java

@@ -0,0 +1,19 @@
+package com.pqt.core.entities.query;
+
+public class ConnectQuery extends SimpleQuery {
+
+	private String serverAddress;
+
+	public ConnectQuery(String serverAddress) {
+		super(QueryType.CONNECT);
+		this.serverAddress = serverAddress;
+	}
+
+	public String getServerAddress() {
+		return serverAddress;
+	}
+
+	public void setServerAddress(String serverAddress) {
+		this.serverAddress = serverAddress;
+	}
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/IQuery.java

@@ -0,0 +1,5 @@
+package com.pqt.core.entities.query;
+
+public interface IQuery {
+
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/LogQuery.java

@@ -0,0 +1,32 @@
+package com.pqt.core.entities.query;
+
+import com.pqt.core.entities.user_account.Account;
+
+public class LogQuery extends SimpleQuery {
+
+	private Account account;
+
+	private boolean newDesiredState;
+
+    public LogQuery(Account account, boolean newDesiredState) {
+        super(QueryType.LOG);
+        this.account = account;
+        this.newDesiredState = newDesiredState;
+    }
+
+    public Account getAccount() {
+        return account;
+    }
+
+    public void setAccount(Account account) {
+        this.account = account;
+    }
+
+    public boolean isNewDesiredState() {
+        return newDesiredState;
+    }
+
+    public void setNewDesiredState(boolean newDesiredState) {
+        this.newDesiredState = newDesiredState;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/QueryType.java

@@ -0,0 +1,6 @@
+package com.pqt.core.entities.query;
+
+public enum QueryType {
+
+	CONNECT, SALE, STOCL, STAT, LOG, UPDATE
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/SaleQuery.java

@@ -0,0 +1,21 @@
+package com.pqt.core.entities.query;
+
+import com.pqt.core.entities.sale.Sale;
+
+public class SaleQuery extends SimpleQuery {
+
+	private Sale sale;
+
+	public SaleQuery(Sale sale) {
+		super(QueryType.SALE);
+		this.sale = sale;
+	}
+
+	public Sale getSale() {
+		return sale;
+	}
+
+    public void setSale(Sale sale) {
+        this.sale = sale;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/SimpleQuery.java

@@ -0,0 +1,21 @@
+package com.pqt.core.entities.query;
+
+public class SimpleQuery implements IQuery {
+
+    private QueryType type;
+
+    /**
+     *
+     * @param type
+     * @throws NullPointerException if type is null
+     */
+    public SimpleQuery(QueryType type) {
+        if(type==null) throw new NullPointerException("null value not allowed as query type");
+
+        this.type = type;
+    }
+
+    public QueryType getType() {
+        return type;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/query/UpdateQuery.java

@@ -0,0 +1,23 @@
+package com.pqt.core.entities.query;
+
+import com.pqt.core.entities.product.ProductUpdate;
+
+import java.util.List;
+
+public class UpdateQuery extends SimpleQuery {
+
+	private List<ProductUpdate> updates;
+
+    public UpdateQuery(List<ProductUpdate> updates) {
+        super(QueryType.UPDATE);
+        this.updates = updates;
+    }
+
+    public List<ProductUpdate> getUpdates() {
+        return updates;
+    }
+
+    public void setUpdates(List<ProductUpdate> updates) {
+        this.updates = updates;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/sale/Sale.java

@@ -0,0 +1,103 @@
+package com.pqt.core.entities.sale;
+
+import com.pqt.core.entities.log.ILoggable;
+import com.pqt.core.entities.client.Client;
+import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.user_account.Account;
+
+import java.io.Serializable;
+import java.util.Date;
+import java.util.Map;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class Sale implements ILoggable, Serializable{
+
+    private int id;
+    private Map<Product, Integer> products;
+    private Date orderedAt;
+    private Client orderedWith;
+    private Account orderedBy;
+    private Account orderedFor;
+    private SaleType type;
+    private SaleStatus status;
+
+    public Sale() {
+    }
+
+    public Sale(int id, Map<Product, Integer> products, Date orderedAt, Client orderedWith, Account orderedBy, Account orderedFor, SaleType type, SaleStatus status) {
+        this.id = id;
+        this.products = products;
+        this.orderedAt = orderedAt;
+        this.orderedWith = orderedWith;
+        this.orderedBy = orderedBy;
+        this.orderedFor = orderedFor;
+        this.type = type;
+        this.status = status;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public Map<Product, Integer> getProducts() {
+        return products;
+    }
+
+    public void setProducts(Map<Product, Integer> products) {
+        this.products = products;
+    }
+
+    public Date getOrderedAt() {
+        return orderedAt;
+    }
+
+    public void setOrderedAt(Date orderedAt) {
+        this.orderedAt = orderedAt;
+    }
+
+    public Client getOrderedWith() {
+        return orderedWith;
+    }
+
+    public void setOrderedWith(Client orderedWith) {
+        this.orderedWith = orderedWith;
+    }
+
+    public Account getOrderedBy() {
+        return orderedBy;
+    }
+
+    public void setOrderedBy(Account orderedBy) {
+        this.orderedBy = orderedBy;
+    }
+
+    public Account getOrderedFor() {
+        return orderedFor;
+    }
+
+    public void setOrderedFor(Account orderedFor) {
+        this.orderedFor = orderedFor;
+    }
+
+    public SaleType getType() {
+        return type;
+    }
+
+    public void setType(SaleType type) {
+        this.type = type;
+    }
+
+    public SaleStatus getStatus() {
+        return status;
+    }
+
+    public void setStatus(SaleStatus status) {
+        this.status = status;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/sale/SaleStatus.java

@@ -0,0 +1,19 @@
+package com.pqt.core.entities.sale;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public enum SaleStatus {
+
+    PENDING(0), REFUSED(1), ACCEPTED(2), ABORTED(3);
+
+    private int id;
+
+    private SaleStatus(int id){
+        this.id = id;
+    }
+
+    public int getId() {
+        return id;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/sale/SaleType.java

@@ -0,0 +1,8 @@
+package com.pqt.core.entities.sale;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public enum SaleType {
+    CASH, BANK_CHECK, STUDENT_ASSOCIATION_ACCOUNT, OFFERED_GUEST, OFFERED_STAFF_MEMBER
+}

Workspace/core/src/main/java/com/pqt/core/entities/user_account/Account.java

@@ -0,0 +1,68 @@
+package com.pqt.core.entities.user_account;
+
+import com.pqt.core.entities.log.ILoggable;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public class Account implements ILoggable, Serializable {
+    private int id;
+    private String username;
+    private String passwordHash;
+    private Date creationDate;
+    private AccountLevel permissionLevel;
+
+    public Account() {
+    }
+
+    public Account(int id, String username, String passwordHash, Date creationDate, AccountLevel permissionLevel) {
+        this.id = id;
+        this.username = username;
+        this.passwordHash = passwordHash;
+        this.creationDate = creationDate;
+        this.permissionLevel = permissionLevel;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPasswordHash() {
+        return passwordHash;
+    }
+
+    public void setPasswordHash(String passwordHash) {
+        this.passwordHash = passwordHash;
+    }
+
+    public Date getCreationDate() {
+        return creationDate;
+    }
+
+    public void setCreationDate(Date creationDate) {
+        this.creationDate = creationDate;
+    }
+
+    public AccountLevel getPermissionLevel() {
+        return permissionLevel;
+    }
+
+    public void setPermissionLevel(AccountLevel permissionLevel) {
+        this.permissionLevel = permissionLevel;
+    }
+}

Workspace/core/src/main/java/com/pqt/core/entities/user_account/AccountLevel.java

@@ -0,0 +1,8 @@
+package com.pqt.core.entities.user_account;
+
+/**
+ * Created by Notmoo on 18/07/2017.
+ */
+public enum AccountLevel {
+    GUEST, STAFF, WAITER, MASTER
+}

Workspace/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>
+
+    <groupId>com.pqt</groupId>
+    <artifactId>Main</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <modules>
+        <module>core</module>
+        <module>client</module>
+    </modules>
+    <packaging>pom</packaging>
+
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>