Issue #2: Added javadoc comments to RecognizedPlate.

src/main/java/net/sf/javaanpr/intelligence/RecognizedPlate.java

@@ -20,22 +20,46 @@
 
 import java.util.Vector;
 
+/**
+ * This class represents a number plate being recognized. As each character (represented by {@link RecognizedChar})
+ * is recognized it gets added to the {@code RecognizedPlate}.
+ */
 public class RecognizedPlate {
 
     private Vector<RecognizedChar> chars;
 
+    /**
+     * Constructs a new {@code RecognizedPlate} with no {@code RecognizedChar}s.
+     */
     public RecognizedPlate() {
         this.chars = new Vector<RecognizedChar>();
     }
 
+    /**
+     * Adds one instance of {@link RecognizedChar} to the list of {@code RecognizedChar}s which have been
+     * recognized for this plate.
+     * @param chr The new {@link RecognizedChar} to be added
+     */
     public void addChar(RecognizedChar chr) {
         this.chars.add(chr);
     }
 
+    /**
+     * This method is for getting a specific {@link RecognizedChar} which has been added to this plate.
+     * @param i The index of the {@link RecognizedChar} to be returned
+     * @return The {@link RecognizedChar} which was the {@code i}th one to be added to this plate (starting from 0)
+     * @throws ArrayIndexOutOfBoundsException if {@code i} is larger than the number of {@code RecognizedChar}s added
+     * - 1 or {@code i} is less than 0.
+     */
     public RecognizedChar getChar(int i) {
         return this.chars.elementAt(i);
     }
 
+    /**
+     * This method is for getting a string representation of all the {@code RecognizedChar}s added to this plate.
+     * @return A string is made up of the character stored in the first pattern of each {@link RecognizedChar} with
+     * a space in between each one.
+     */
     public String getString() {
         String ret = new String("");
         for (int i = 0; i < this.chars.size(); i++) {
@@ -44,6 +68,9 @@ public String getString() {
         return ret;
     }
 
+    /**
+     * @return All the {@code RecognizedChar}s added to this plate
+     */
     public Vector<RecognizedChar> getChars() {
         return chars;
     }