doc: add documentation to the methods

src/main/java/org/cosyverif/service/adt2amas/GrmlParser.java

@@ -29,18 +29,37 @@ import org.cosyverif.model.Attribute;
 @Accessors(chain = true,
            fluent = true)
 public class GrmlParser {
+  /** GRML Model */
   private Model model;
 
+  /** Map containing all the ADTree nodes <id, node> */
   private HashMap<String, ADTreeNode> mapNodes = new HashMap<String, ADTreeNode>();
 
+  /**
+   * Constructor
+   *
+   * @param model Grml Model
+   */
   private GrmlParser(Model model) {
     this.model = model;
   }
 
+  /**
+   * Creates a parser from Grml to ADTree
+   *
+   * @param model Grml Model
+   * @return GrmlParser object
+   */
   public static GrmlParser create(Model model) {
     return new GrmlParser(model);
   }
 
+  /**
+   * Generates a file handled by the adt2amas tool
+   *
+   * @return File object of the generated file
+   * @throws IOException
+   */
   public File parse() throws IOException {
     File fileOutput = null;
     BufferedWriter bw = null;
@@ -141,6 +160,12 @@ public class GrmlParser {
     return fileOutput;
   }
 
+  /**
+   * Parses a Grml node containing ADTree attributes (e.g. time, cost)
+   *
+   * @param node Grml Node
+   * @return Map<name, value> with the attribute's information
+   */
   private HashMap<String, String> getAttributes(Attribute node) {
     HashMap<String, String> attrs = new HashMap<String, String>();