2015年深圳杯“数学建模”B题(3)

publicstaticvoidreadTxtFile(StringfilePath){

try{

Stringencoding="GBK";Filefile=newFile(filePath);

Filefile1=newFile("F:\\middledata.txt");if(!(file1.exists())){file1.createNewFile();}

FileWriterfw=newFileWriter(file1.getAbsolutePath());BufferedWriterbw=newBufferedWriter(fw);

此文档属于DNA索引类。

if(file.isFile()&&file.exists()){//判断文件是否存在

InputStreamReaderread=newInputStreamReader(newFileInputStream(file),encoding);//考虑到编码格式BufferedReaderbufferedReader=newBufferedReader(read);StringlineTxt=null;

while((lineTxt=bufferedReader.readLine())!=null){char[]temp=lineTxt.toCharArray();for(inti=0;i<temp.length;i++){

StringBuffersb=newStringBuffer();if(temp[i]=='A'){

sb.append("0");}elseif(temp[i]=='C'){

sb.append("1");}elseif(temp[i]=='G'){

sb.append("2");}else{

sb.append("3");}

Strings=sb.toString();bw.write(s);}

bw.newLine();}

bw.close();read.close();

}else{

System.out.println("找不到指定的文件");}

}catch(Exceptione){

System.out.println("读取文件内容出错");e.printStackTrace();}

}

publicstaticvoidmain(String[]args){

//TODOAuto-generatedmethodstub

TransFunction.readTxtFile("F:\\biologicaldata.txt");}}