Java字符串转为驼峰格式
/*构造函数*/
public static String toCamelCase(String str,
boolean capitalizeFirstLetter,
char... delimiters)
其中：str为要转换的字符串；capitalizeFirstLetter表示是否首字母大写；delimiters指定连词符。
/*使用方法*/
CaseUtils.toCamelCase(null, false) = null
CaseUtils.toCamelCase("", false, *) = ""
CaseUtils.toCamelCase(*, false, null) = *
CaseUtils.toCamelCase(*, true, new char[0]) = *
CaseUtils.toCamelCase("", false, new char[]{'.'}) = "toCamelCase"
CaseUtils.toCamelCase(" to @ Camel case", true, new char[]{'@'}) = "ToCamelCase"
CaseUtils.toCamelCase(" @to @ Camel case", false, new char[]{'@'}) = "toCamelCase"