Пример #1
0
 /**
  * Assert that a collection has elements; that is, it must not be <code>null</code> and must have
  * at least one element.
  *
  * <pre class="code">
  * Assert.notEmpty(collection, &quot;Collection must have elements&quot;);
  * </pre>
  *
  * @param collection the collection to check
  * @param message the exception message to use if the assertion fails
  * @throws IllegalArgumentException if the collection is <code>null</code> or has no elements
  */
 public static void notEmpty(Collection collection, String message) {
   if (DataUtil.isNullOrEmpty(collection)) {
     throw new IllegalArgumentException(message);
   }
 }
Пример #2
0
 /**
  * Assert that a Map has entries; that is, it must not be <code>null</code> and must have at least
  * one entry.
  *
  * <pre class="code">
  * Assert.notEmpty(map, &quot;Map must have entries&quot;);
  * </pre>
  *
  * @param map the map to check
  * @param message the exception message to use if the assertion fails
  * @throws IllegalArgumentException if the map is <code>null</code> or has no entries
  */
 public static void notEmpty(Map map, String message) {
   if (DataUtil.isNullOrEmpty(map)) {
     throw new IllegalArgumentException(message);
   }
 }
Пример #3
0
 /**
  * Assert that an array has elements; that is, it must not be <code>null</code> and must have at
  * least one element.
  *
  * <pre class="code">
  * Assert.notEmpty(array, &quot;The array must have elements&quot;);
  * </pre>
  *
  * @param array the array to check
  * @param message the exception message to use if the assertion fails
  * @throws IllegalArgumentException if the object array is <code>null</code> or has no elements
  */
 public static void notEmpty(Object[] array, String message) {
   if (DataUtil.isNullOrEmpty(array)) {
     throw new IllegalArgumentException(message);
   }
 }