TempFolderService.java

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package org.pieShare.pieTools.pieUtilities.service.tempFolderService;

import java.io.File;
import org.pieShare.pieTools.pieUtilities.service.tempFolderService.api.ITempFolderService;

/**
 *
 * @author Richard
 */
public class TempFolderService implements ITempFolderService {

	@Override
	public File createTempFolder(String fileName, File parentDir) throws Exception {
		if (!parentDir.exists()) {
			throw new Exception("Given temp folder does not exist");
		}

		String blokDirName = ".copyJobf_" + fileName;
		File blockDir = new File(parentDir, fileName);

		boolean found = false;
		int index = 0;
		while (!found) {
			if (blockDir.exists()) {
				blockDir = new File(parentDir, blokDirName + "_" + index++);
			} else {
				blockDir.mkdirs();
				found = true;
			}
		}

		return blockDir;
	}
}