File Utility methods in liferay
Liferay has many utility method to handle the file like copyDirectory , copyFile , unZip , delete , createTmpfile etc.. In real scenerio to unzip the file we need to write pure java code but liferay has utility method to unzip the file Have a look into the fileUtil class and look into the method unzip(File source, File destination) public static void unzip(File source, File destination) { PortalFilePermission.checkCopy(_getPath(source), _getPath(destination)); getFile().unzip(source, destination); } Also internally if we look into the how liferay is unzip, look into the ExpandTask class and look into the method as public static void expand(File source, File destination) { Expand expand = new Expand(); expand.setDest(destination); expand.setProject(AntUtil.getProject()); expand.setSrc(source); expand.execute(); } Their it is using the Expand class(org.apache.too...