update of javadoc

json-path/src/main/java/com/jayway/jsonpath/internal/function/latebinding/JsonLateBindingValue.java

@@ -15,6 +15,12 @@ public class JsonLateBindingValue implements ILateBindingValue {
         this.jsonParameter = jsonParameter;
     }
 
+    /**
+     * Evaluate the JSON document at the point of need using the JSON parameter and associated document model which may
+     * itself originate from yet another function thus recursively invoking late binding methods.
+     * 
+     * @return
+     */
     @Override
     public Object get() {
         return jsonProvider.parse(jsonParameter.getJson());

json-path/src/main/java/com/jayway/jsonpath/internal/function/latebinding/PathLateBindingValue.java

@@ -24,7 +24,8 @@ public class PathLateBindingValue implements ILateBindingValue {
     }
 
     /**
-     * Evaluate the field type
+     * Evaluate the expression at the point of need for Path type expressions
+     *
      * @return
      */
     public Object get() {