public CodeCounter(String s) {
File f = new File(s);
tree(f);
}
public void tree(File f) {
System.out.println("Path : " + f.getPath());
File[] childs = f.listFiles();
if(childs == null){
return;
}
for(int i = 0; i < childs.length; i++) {
if(childs[i].isDirectory()) {
//if(childs[i].getName().equals("System Volume Information")) {
//continue;
//}else {
tree(childs[i]);
//}
}else if(childs[i].getName().matches(".*//.java$")) {
parse(childs[i]);
}
}
}
public void parse(File f) {
BufferedReader br = null;
boolean comment = false;
try {
br = new BufferedReader(new FileReader(f));
String line = "";
while((line = br.readLine()) != null) {
line = line.trim();
if(line.matches("^[//s&&[^//n]]*$")) {
whiteLines ++;
}else if(line.startsWith("/*") && !line.endsWith("*/")) {
commentLines ++;
comment = true;
}else if(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();
}
}
}
}
public void p() {
totalLines = normalLines + commentLines + whiteLines;
System.out.println("normalLines: " + normalLines);
System.out.println("commentLines: " + commentLines);
System.out.println("whiteLines: " + whiteLines);
System.out.println("totalLines: " + totalLines);
}
public static void main(String[] args) {
CodeCounter c = new CodeCounter("E://JAVA");
c.p();
}
}