maxLength);System.out.println("原始字符串: "+inputString);System.out.println("截断后的字符串: "+truncatedString);}publicstaticStringtruncateString(Stringstr,intmaxLength){if(str.length()<=maxLength){returnstr;}else{re
在你的Java类中添加以下代码: publicstaticvoidmain(String[]args){StringoriginalString="This is a long string that needs to be truncated.";intmaxLength=10;StringtruncatedString=truncateString(originalString,maxLength);System.out.println("Original string: "+originalString);System.out.println("Truncated stri...
value truncated to length. */ public static String truncate(String value, int length) { if (value != null && value.length() > length) value = value.substring(0, length); return value; } http://www.java2s.com/Tutorial/Java/0040__Data-Type/TruncateaStringtothegivenlengthwithnowarningsor...
Let’s see how we can use this method combined with thestream APIto truncate a string: staticStringusingCodePointsMethod(String text,intlength){returntext.codePoints() .limit(length) .collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append) .toString(); }Copy Here, we ...
replaceAll("\\s+", ""); Function<String, String> toLowerCase = String::toLowerCase; Function<String, String> truncate = str -> str.substring(0, Math.min(str.length(), 10)); Function<String, String> dataProcessingPipeline = removeWhitespace .andThen(toLowerCase) .andThen(truncate); ...
公式如下:HOTP(K,C) = Truncate(HMAC-SHA-1(K,C)) 上面采用了HMAC-SHA-1,当然也可以使用HMAC-MD5等。 HMAC算法得出的值位数比较多,不方便用户输入,因此需要截断成为一组不太长十进制数(例如6位)。计算完成之后客户端计数器C计数值加1。用户将这一组十进制数输入并且提交之后,服务器端同样的计算,并且与用...
setString 方法 (long, java.lang.String, int, int) (SQLServerNClob) truncate 方法(SQLServerNClob) SQLServerParameterMetaData 類別 SQLServerPooledConnection 類別 SQLServerPreparedStatement 類別 SQLServerResource 類別 SQLServerResultSet 類別 SQLServerResultSetMetaData 類別 SQLS...
setString 方法 (long, java.lang.String, int, int) (SQLServerNClob) truncate 方法(SQLServerNClob) SQLServerParameterMetaData 類別 SQLServerPooledConnection 類別 SQLServerPreparedStatement 類別 SQLServerResource 類別 SQLServerResultSet 類別 SQLServerResultSetMetaData 類別 SQL...
}/*** @description 匹配效验*/protectedstaticbooleansqlValidate(String str){//统一转为小写String s =str.toLowerCase();//过滤掉的sql关键字,特殊字符前面需要加\\进行转义String badStr = "select|update|and|or|delete|insert|truncate|char|into|substr|ascii|declare|exec|count|master|into|drop|execute...
privatestaticString badStrReg = "\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\\*.+?\\*\\/|<\\s*script\\b|\\bEXEC\\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s+(TABLE|DATABASE)"; ...