Java Utililty Methods Is Null

Description

The list of methods to do Is Null are organized into topic(s).

boolean	isNotNull(File file) is Not Null return !isNull((File) file);
boolean	isNotNullOrEmpty(final Object[] array) is Not Null Or Empty return !isNullOrEmpty(array);
boolean	isNull(File file) is Null return null == file \|\| !file.exists();
boolean	isNull(Object s) is Null return isBlank(nullValue(s));
String	isNull(String sIn) is Null return (sIn == null) ? "" : sIn;
boolean	isNullOrEmpty(Object[] array) is Null Or Empty return (array == null) \|\| (array.length == 0);