public static void setFinalStaticField(
Class classWhichContainsField, String fieldName, Object newValue) {
try {
Field field = classWhichContainsField.getDeclaredField(fieldName);
setFinalStaticField(field, newValue);
} catch (NoSuchFieldException e) {
throw new RuntimeException(e);
}
}
public static Object newInstanceOf(String className) {
try {
Class<?> clazz = Class.forName(className);
if (clazz != null) {
return newInstanceOf(clazz);
}
} catch (ClassNotFoundException e) {
}
return null;
}
public static void setFinalStaticField(
Class classWhichContainsField, String fieldName, Object newValue) {
try {
Field field = classWhichContainsField.getField(fieldName);
field.setAccessible(true);
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, newValue);
} catch (NoSuchFieldException e) {
throw new RuntimeException(e);
} catch (IllegalAccessException e) {
throw new RuntimeException(e);
}
}