正则表达式使用

来源：互联网发布：有品位的段子知乎编辑：程序博客网时间：2024/05/08 20:46

//判断证件号码是那种类型的（1是15位，2是18位，3是组织机构代码证，0是无效）private  int panduanCard(String str){String ps15 = "^\\d{15}$";String ps18 = "^\\d{17}(\\d|X)$";//组织机构代码证正则String zzjg = "^[a-zA-Z0-9]{8}-[a-zA-Z0-9]$";PatternCompiler orocom = new Perl5Compiler();try {Pattern pattern1 = orocom.compile(ps15);Pattern pattern2 = orocom.compile(ps18);Pattern zzPattern = orocom.compile(zzjg);PatternMatcher matcher = new Perl5Matcher();if (matcher.contains(str, pattern1)) {return 1;}else if (matcher.contains(str, pattern2)) {return 2;}else if (matcher.contains(str, zzPattern)) {return 3;}} catch (MalformedPatternException e) {e.printStackTrace();}return 0;}

//判断18位是否为身份证private  boolean isIdCard(String str){Integer[] rows=new Integer[17];for (int i = 0; i < rows.length; i++) {rows[i]=Integer.parseInt(str.charAt(i)+"");}//权值Integer[] quanvalue={7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2};//校验码String[] check={"1","0","X","9","8","7","6","5","4","3","2"};int tot=0;for (int i = 0; i < quanvalue.length; i++) {tot+=rows[i]*quanvalue[i];}int yushu = tot%11;return check[yushu].equals(str.substring(17, 18).toUpperCase());}

//15位升为成18位private String shengwei(String str){String newString=str.substring(0, 6)+"19"+str.substring(6, str.length());Integer[] rows=new Integer[17];for (int i = 0; i < rows.length; i++) {rows[i]=Integer.parseInt(newString.charAt(i)+"");}//权值Integer[] quanvalue={7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2};//校验码String[] check={"1","0","X","9","8","7","6","5","4","3","2"};int tot=0;for (int i = 0; i < quanvalue.length; i++) {tot+=rows[i]*quanvalue[i];}int yushu = tot%11;return newString+check[yushu];}

0 0