diff --git a/gclc/src/main/java/fr/bigeon/gclc/CommandRequestListener.java b/gclc/src/main/java/fr/bigeon/gclc/CommandRequestListener.java
index e7705d1..3a0a5be 100644
--- a/gclc/src/main/java/fr/bigeon/gclc/CommandRequestListener.java
+++ b/gclc/src/main/java/fr/bigeon/gclc/CommandRequestListener.java
@@ -44,5 +44,8 @@ package fr.bigeon.gclc;
  *
  * @author Emmanuel Bigeon */
 public interface CommandRequestListener {
+    /** Indicates that the given command was requested to the application
+     * 
+     * @param command the command */
     void commandRequest(String command);
 }
diff --git a/gclc/src/main/java/fr/bigeon/gclc/command/CommandParameters.java b/gclc/src/main/java/fr/bigeon/gclc/command/CommandParameters.java
index 4e79e68..968c440 100644
--- a/gclc/src/main/java/fr/bigeon/gclc/command/CommandParameters.java
+++ b/gclc/src/main/java/fr/bigeon/gclc/command/CommandParameters.java
@@ -45,13 +45,18 @@ import java.util.List;
 import java.util.Set;
 
 /** <p>
- * TODO
+ * An object representing a collection of parameters. It is used for defaulting
+ * values.
  *
  * @author Emmanuel BIGEON */
 public class CommandParameters {
+    /** Boolean arguments */
     private final HashMap<String, Boolean> boolArgs = new HashMap<>();
+    /** String arguments */
     private final HashMap<String, String> stringArgs = new HashMap<>();
+    /** Arguments restriction on the named ones */
     private final boolean strict;
+    /** additional (unnamed) parameters */
     private final List<String> additional = new ArrayList<>();
 
     /** @param bools the boolean parameters
diff --git a/gclc/src/main/java/fr/bigeon/gclc/command/ParametrizedCommand.java b/gclc/src/main/java/fr/bigeon/gclc/command/ParametrizedCommand.java
index 2bb862e..e72ed85 100644
--- a/gclc/src/main/java/fr/bigeon/gclc/command/ParametrizedCommand.java
+++ b/gclc/src/main/java/fr/bigeon/gclc/command/ParametrizedCommand.java
@@ -46,16 +46,24 @@ import java.util.Map;
 import fr.bigeon.gclc.ConsoleManager;
 
 /** <p>
- * TODO
+ * A command relying on the {@link CommandParameters} to store parameters values
  *
  * @author Emmanuel BIGEON */
 public abstract class ParametrizedCommand extends Command {
 
+    /** If the command may use interactive prompting for required parameters that
+     * were not provided on execution */
     private boolean interactive = true;
+    /** The manager */
     protected final ConsoleManager manager;
+    /** The boolean parameters mandatory status */
     private final Map<String, Boolean> boolParams = new HashMap<>();
+    /** The string parameters mandatory status */
     private final Map<String, Boolean> stringParams = new HashMap<>();
+    /** The parameters mandatory status */
     private final Map<String, Boolean> params = new HashMap<>();
+    /** The restriction of provided parameters on execution to declared paramters
+     * in the status maps. */
     private final boolean strict;
 
     /** @param manager the manager
diff --git a/gclc/src/main/java/fr/bigeon/gclc/exception/InvalidCommandName.java b/gclc/src/main/java/fr/bigeon/gclc/exception/InvalidCommandName.java
index 7e4d27d..2d2cd54 100644
--- a/gclc/src/main/java/fr/bigeon/gclc/exception/InvalidCommandName.java
+++ b/gclc/src/main/java/fr/bigeon/gclc/exception/InvalidCommandName.java
@@ -38,13 +38,16 @@
  */
 package fr.bigeon.gclc.exception;
 
-/**
- * <p>
- * TODO
+/** <p>
+ * Exception sent from the application when a command is added but the name of
+ * the command
  *
- * @author Emmanuel BIGEON
- *
- */
+ * @author Emmanuel BIGEON */
 public class InvalidCommandName extends Exception {
 
+    /**
+     * 
+     */
+    private static final long serialVersionUID = 1L;
+
 }