Java のサンプル

	import java.io.File;
	import java.util.Stack;
	import java.util.StringTokenizer;
	public class Sample {
	/**
	* @param args
	*/
	public static void main(String[] args) {
	// TODO Auto-generated method stub
	// System.out.println(splitbyslash("/hello/world/today/sample.mdb"));
	System.out.println(get_folder_name("/home/komo2/Dropbox/doc/mdb2/sample.mdb"));
	}
	public static int splitbyslash(String line){
	Stack<String> mDirectorys = new Stack<String>();
	StringTokenizer token = new StringTokenizer(line,"/");
	String str_tmp = "/";
	mDirectorys.push(str_tmp);
	System.out.println(str_tmp);
	while(token.hasMoreTokens()){
	str_tmp = str_tmp + token.nextToken() + "/";
	mDirectorys.push(str_tmp);
	System.out.println(str_tmp);
	}
	System.out.println("-------");
	mDirectorys.pop();
	System.out.println(mDirectorys.pop());
	System.out.println("-------");
	while(mDirectorys.size()>0){
	System.out.println(mDirectorys.pop());
	}
	return line.length();
	}
	public static String get_folder_name(String line){
	Stack<String> mDirectorys = new Stack<String>();
	StringTokenizer token = new StringTokenizer(line,"/");
	String str_tmp = "/";
	mDirectorys.push(str_tmp);
	while(token.hasMoreTokens()){
	str_tmp = str_tmp + token.nextToken() + "/";
	mDirectorys.push(str_tmp);
	}
	String folder_name;
	while(true){
	folder_name =mDirectorys.pop();
	File folder0 = new File(folder_name);
	if(folder0.isDirectory()){
	return folder_name;
	}
	folder0=null;
	}
	}
	}

view raw Sample.java hosted with ❤ by GitHub

ファイルの絶対パスからフォルダー名を取り出すファンクションです。

https://gist.github.com/68d2648e6c3f4634938e