Added comments to the Arguments class

src/main/java/de/gnmyt/autoresponder/commands/Arguments.java

@@ -6,22 +6,51 @@ public class Arguments {
 
     private final HashMap<String, Object> arguments;
 
+    /**
+     * Constructor of the {@link Arguments}
+     *
+     * @param arguments All the arguments from the request message
+     */
     public Arguments(HashMap<String, Object> arguments) {
         this.arguments = arguments;
     }
 
+    /**
+     * Gets a string from the argument list
+     *
+     * @param name The name of the string you want to get
+     * @return the string from the argument list
+     */
     public String getString(String name) {
         return (String) arguments.get(name);
     }
 
+    /**
+     * Gets an integer from the argument list
+     *
+     * @param name The name of the integer you want to get
+     * @return the integer from the argument list
+     */
     public int getInteger(String name) {
         return (int) arguments.get(name);
     }
 
+    /**
+     * Gets a boolean from the argument list
+     *
+     * @param name The name of the boolean you want to get
+     * @return the boolean from the argument list
+     */
     public boolean getBoolean(String name) {
         return (boolean) arguments.get(name);
     }
 
+    /**
+     * Checks if a specific keys is in the argument list
+     *
+     * @param name The name of the object you want to check
+     * @return <code>true</code> if the provided key is in the argument list, otherwise <code>false</code>
+     */
     public boolean exists(String name) {
         return arguments.containsKey(name);
     }