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isNullOrWhiteSpace

Last updated at 2013-02-02Posted at 2013-02-02

.NET FrameworkにあるやつをJavaで実装。
文字列がnullか空白のみかを調べるメソッド。

Util.java

public static boolean isNullOrWhiteSpace(String str){
    return (str == null || str.trim().length() == 0)
}