代码统计工具

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class CodeCounter {

static long normalLines = 0;
static long commentLines = 0;
static long whiteLines = 0;

public static void main(String[] args) {
File f = new File("E:\\ccc\\workspace_sa\\webnews\\src");

listChilds(f,0);

System.out.println(
"normalLines:" + normalLines);
System.out.println(
"commentLines:" + commentLines);
System.out.println(
"whiteLines:" + whiteLines);

}

private static void listChilds(File f, int level) {

String preStr =
"";
for(int i=0; i<level; i++) { preStr +=
"    "; }

System.out.println(preStr + f.getName());
if(!f.isDirectory()) return;
File[] childs = f.listFiles();

for(File child:childs) {
parse(child);
listChilds(child, level + 1);
}
}

private static void parse(File f) {
if(f.isDirectory()){
return;
}
BufferedReader br = null;
boolean comment = false;
try {
br = new BufferedReader(new FileReader(f));
String line =
"";
while((line = br.readLine()) != null) {
line = line.trim();
if(line.matches(
"^[\\s&&[^\\n]]*$")) {
whiteLines ++;
} else if (line.startsWith(
"/*") && !line.endsWith("*/")) {
commentLines ++;
comment = true;
} else if (line.startsWith(
"/*") && line.endsWith("*/")) {
commentLines ++;
} else if (true == comment) {
commentLines ++;
if(line.endsWith(
"*/")) {
comment = false;
}
} else if (line.startsWith(
"//")) {
commentLines ++;
} else {
normalLines ++;
}
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if(br != null) {
try {
br.close();
br = null;
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

}

lunzi   2007-11-28 13:38:47 评论:1   阅读:665   引用:0
不行 @2012-09-06 10:07:26  xiaolongx@foxmail.co
试验了,没有用,给个文件测试,全是0

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