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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | espaco | 1 | package nfe.util; |
| 2 | |||
| 3 | import java.util.Collection; |
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| 4 | |||
| 5 | public final class ObjetoUtil { |
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| 6 | |||
| 7 | private ObjetoUtil(){ |
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| 8 | super(); |
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| 9 | } |
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| 10 | |||
| 11 | public static Boolean equalsNull(Object object ){ |
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| 12 | return object == null; |
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| 13 | } |
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| 14 | |||
| 15 | public static Boolean differentNull(Object object){ |
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| 16 | return object != null; |
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| 17 | } |
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| 18 | |||
| 19 | |||
| 20 | /** |
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| 21 | * Verifica se um objeto é vazio. |
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| 22 | * |
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| 23 | * @param obj |
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| 24 | * @return <b>true</b> se o objeto for vazio(empty). |
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| 25 | */ |
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| 26 | public static boolean isEmpty(Object obj) { |
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| 27 | if (obj == null) |
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| 28 | return true; |
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| 29 | if (obj instanceof Collection) |
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| 30 | return ((Collection<?>) obj).size() == 0; |
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| 31 | |||
| 32 | final String s = String.valueOf(obj).trim(); |
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| 33 | |||
| 34 | return s.length() == 0 || s.equalsIgnoreCase("null"); |
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| 35 | } |
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| 36 | |||
| 37 | @SuppressWarnings("rawtypes") |
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| 38 | public static Boolean equalsNull(Collection collection){ |
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| 39 | return collection == null; |
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| 40 | } |
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| 41 | |||
| 42 | @SuppressWarnings("rawtypes") |
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| 43 | public static Boolean differentNull(Collection collection){ |
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| 44 | return collection != null; |
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| 45 | } |
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| 46 | |||
| 47 | @SuppressWarnings("rawtypes") |
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| 48 | public static Boolean isEmpty(Collection collection){ |
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| 49 | return collection.isEmpty(); |
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| 50 | } |
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| 51 | |||
| 52 | @SuppressWarnings("rawtypes") |
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| 53 | public static Boolean isNotEmpty(Collection collection){ |
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| 54 | return !collection.isEmpty(); |
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| 55 | } |
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| 56 | |||
| 57 | } |