Utils.java Source code

Introduction

Here is the source code for Utils.java

Source

import java.io.File;
import java.io.IOException;

public class Utils {
    /**
     * Create a unique directory within a directory 'root'
     * 
     * @param rootDir
     * @param seed
     * @return unique directory
     * @throws IOException
     */
    public static synchronized File createUniqueDirectory(File rootDir, String seed) throws IOException {
        int index = seed.lastIndexOf('.');
        if (index > 0) {
            seed = seed.substring(0, index);
        }
        File result = null;
        int count = 0;
        while (result == null) {
            String name = seed + "." + count + ".tmp";
            File file = new File(rootDir, name);
            if (!file.exists()) {
                file.mkdirs();
                result = file;
            }
            count++;
        }
        return result;
    }
}