Just use
Non-Static
InputStream inputStream = getClass().getClassLoader()
.getResourceAsStream(FILE_NAME);
Static
InputStream inputStream = ClassName.class.getClassLoader()
.getResourceAsStream(FILE_NAME);
TheClassName.class
instead of getClass()
.Non-Static
InputStream inputStream = getClass().getClassLoader()
.getResourceAsStream(FILE_NAME);
Static
InputStream inputStream = ClassName.class.getClassLoader()
.getResourceAsStream(FILE_NAME);