代码注释很重要，没有注释的代码简直就是噩梦。可就是有人想要没注释的源码，真无奈。。。

写了个小工具，去掉java中的代码注释，奉上。其实很简单，就是一些递归，遍历，IO

 

1 package mxf.study.java;  2  3 import java.io.BufferedReader;  4 import java.io.BufferedWriter;  5 import java.io.File;  6 import java.io.FileNotFoundException;  7 import java.io.FileReader;  8 import java.io.FileWriter;  9 import java.io.IOException; 10 11 public class RemoveJavaDoc {
    12 13 private int count; 14 static String destPath = "C:/Java/src"; 15 static String srcPath = "C:/Java/jdk1.6.0_22/src"; 16 17 static {
    18 File destPathFile = new File(destPath); 19 if(!destPathFile.exists()){
    20 destPathFile.mkdir(); 21 } 22 } 23 public static void main(String[] args) throws IOException {
    24 25 RemoveJavaDoc rjd = new RemoveJavaDoc(); 26 rjd.findFile(new File(srcPath)); 27 System.out.println(rjd.count); 28 } 29 30 private void findFile(File file) throws IOException {
    31 if (file.isDirectory()) {
    32 String destFileName = destPath 33 + file.getAbsolutePath().substring(23); 34 new File(destFileName).mkdir(); 35 for (File f : file.listFiles()) {
    36 findFile(f); 37 } 38 } else {
    39 count++; 40 String destFileName = destPath 41 + file.getAbsolutePath().substring(23); 42 System.out.println(destFileName); 43 44 FileReader r = new FileReader(file); 45 BufferedReader br = new BufferedReader(r); 46 String line = null; 47 BufferedWriter bw = null; 48 try {
    49 FileWriter w = new FileWriter(destFileName); 50 bw = new BufferedWriter(w); 51 52 boolean isDocLine = false; 53 boolean isBlank = false; 54 while ((line = br.readLine()) != null) {
    55 56 if (line.contains("//")){
    57 line = line.substring(0, line.indexOf("//")); 58 } 59 60 if(isDocLine && !line.contains("*/")) continue; 61 62 if (line.contains("/*")) {
    63 if (line.contains("*/")) {
    64 line = line.substring(0, line.indexOf("/*")) 65 + line.substring(line.indexOf("*/") + 2); 66 } else {
    67 isDocLine = true; 68 line = line.substring(0, line.indexOf("/*")); 69 } 70 } 71 72 if(line.contains("*/") && !line.contains("/*")){
    73 line = line.substring(line.indexOf("*/") + 2); 74 isDocLine = false; 75 } 76 77 bw.write(line + "\r\n"); 78 } 79 } catch (IOException e) {
    80 e.printStackTrace(); 81 } finally {
    82 br.close(); 83 bw.close(); 84 } 85 } 86 } 87 }