Jose Manuel Prieto prietopa
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| public class Utils{ | |
| public boolean isStrBlank(String str) { | |
| if (str == null) { | |
| return true; | |
| } else if (str.equals("")) { | |
| return true; | |
| } else if (str.trim().isEmpty()) { | |
| return true; | |
| } else { |
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