import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ReadFile {
public static void main(String[] args) {
String filePath = "C:\zlb\read\";
File outPath = new File("C:\zlb\out\");
readFolder(filePath,outPath);
}
public static void readFolder(String filePath,File outPath){
try {
File file = new File(filePath);
if (!file.isDirectory()) {
System.out.println("---------- 该文件不是一个目录文件 ----------");
} else if (file.isDirectory()) {
System.out.println("---------- good，这是一个目录文件夹 ----------");
String[] filelist = file.list();
for (int i = 0; i < filelist.length; i++) {
File readfile = new File(filePath + "\" + filelist[i]);
String absolutepath = readfile.getAbsolutePath();
String filename = readfile.getName();
readFile(absolutepath,filename,outPath,i);
}
System.out.println("---------- 所有文件操作完毕 ----------");
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static void readFile(String absolutepath,String filename,File outPath,int i){
try{
BufferedReader bufReader = new BufferedReader(new InputStreamReader(new FileInputStream(absolutepath)));
StringBuffer strBuffer = new StringBuffer();
String temp = null;
while((temp=bufReader.readLine())!=null){
String regex = "\w+([.]\w+)+([.]\w+)+";
Pattern pattern = Pattern.compile(regex);
Matcher matcher = pattern.matcher(temp);
if (matcher.find())
{
strBuffer.append(matcher.group());
strBuffer.append(System.getProperty("line.separator"));
}
}
System.out.println("------------jsp-------------------"+i);
bufReader.close();
PrintWriter printWriter = new PrintWriter(outPath+"\"+filename);
printWriter.write(strBuffer.toString().toCharArray());
printWriter.flush();
printWriter.close();
}catch(Exception e){
e.printStackTrace();
}
}
}