Add simple read/write methods

Reflect/src/main/java/eu/mikroskeem/utils/reflect/Reflect.java

@@ -121,4 +121,43 @@ public class Reflect {
             field.set(instance, value);
         } catch (IllegalAccessException e){}
     }
+
+    /* Simpler reflection methods */
+
+    /**
+     * Read field
+     *
+     * @param instance Object where to read given field
+     * @param fieldName Field name
+     * @return Field contents or null
+     */
+    @Nullable public static Object simpleReadField(@NotNull Object instance, @NotNull String fieldName){
+        try {
+            Field f = instance.getClass().getDeclaredField(fieldName);
+            if (!f.isAccessible()) {
+                f.setAccessible(true);
+            }
+            return f.get(instance);
+        } catch (NoSuchFieldException|IllegalAccessException e){
+            return null;
+        }
+    }
+
+    /**
+     * Write field
+     *
+     * @param instance Object where given field resides
+     * @param fieldName Field name
+     * @param value Field content
+     */
+    public static void simpleWriteField(@NotNull Object instance, @NotNull String fieldName,
+                                            @Nullable Object value){
+        try {
+            Field f = instance.getClass().getDeclaredField(fieldName);
+            if (!f.isAccessible()) {
+                f.setAccessible(true);
+            }
+            f.set(instance, value);
+        } catch (NoSuchFieldException|IllegalAccessException ignored){}
+    }
 }