Added worm constructors and name checking

docs/samenvatting.md

@@ -41,7 +41,7 @@
     total
 
 
-### naam
+### naam - DONE
     min 2 letters
     1e letter uppercase
     alleen letters quotes en spaties

src/IllegalNameException.java

@@ -0,0 +1,57 @@
+import be.kuleuven.cs.som.annotate.*;
+
+/**
+ * A class for signalling illegal names for worms
+ *
+ *  Each illegal name exception involves the name and the index of the character where the error occurred.
+ *
+ *  @version 1.0
+ *  @author Arthur Bols / Leen Dereu
+ */
+public class IllegalNameException extends RuntimeException {
+
+    /**
+     * Variable registering the index of this illegal name exception
+     */
+    private final int index;
+
+    /**
+     * Variable referencing the naem of this illegal name exception
+     */
+    private final String name;
+
+    /**
+     * Initalize this new illegal name exception with given operands
+     *
+     * @param   index
+     *          The index of the character where the exception occurred.
+     * @param   name
+     *          The String where the error occurred.
+     *
+     * @post    The index of this new illegal name exception is set to the given index
+     *          | new.getIndex() == index
+     *
+     * @post    The name of this new illegal name exception is set to the given name
+     *          | new.getName() == name
+     */
+    public IllegalNameException(int index, String name) {
+        this.index = index;
+        this.name = name;
+    }
+
+    /**
+     * Return the index of this illegal name exception.
+     */
+    @Basic @Immutable
+    public int getIndex() {
+        return this.index;
+    }
+
+    /**
+     * Return the name of this illegal name exception.
+     */
+    @Basic @Immutable
+    public String getName() {
+        return this.name;
+    }
+}

src/Worm.java

@@ -27,32 +27,43 @@ public class Worm {
         this.orientation = orientation;
         this.radius = radius;
         this.minRadius = 0.25;
+
+        int validValue = isValidName(name);
+        if (validValue != -1) {
+            throw new IllegalNameException(validValue, name);
+        }
         this.name = name;
     }
 
     public Worm(double coordX, double coordY, double orientation, String name, double radius, double minRadius) throws IllegalArgumentException {
+
         this.coordX = coordX;
         this.coordY = coordY;
         this.orientation = orientation;
         this.radius = radius;
         this.minRadius = minRadius;
+
+        int validValue = isValidName(name);
+        if (validValue != -1) {
+            throw new IllegalNameException(validValue, name);
+        }
         this.name = name;
     }
 
-    private boolean isValidName (String name) {
+    private int isValidName (String name) {
 
         if (name.length() < 2 || !Character.isUpperCase(name.charAt(0))) {
-            return false;
+            return 0;
         }
-        //char allowedCharacters[] = {'\'', '"', ' '};
-        Set<Character> allowedCharacters[] = new
+        String allowedCharacters = "'\" ";
+
         for (int i = 0; i < name.length(); i++) {
             if (!Character.isLetter(name.charAt(i))) {
-                if (!allowedCharacters.contains() name.charAt(i))
+                if (allowedCharacters.indexOf(name.charAt(i)) == -1) {
+                    return i;
+                }
             }
         }
-
-
-        return false;
+        return -1;
     }
 }