Java tutorial
//package com.java2s; //License from project: LGPL import java.io.Closeable; import java.io.IOException; import java.util.zip.ZipFile; public class Main { public static void close(Closeable closeable) { if (closeable != null) { try { closeable.close(); } catch (IOException var2) { var2.printStackTrace(); } } } public static void close(ZipFile zip) { if (zip != null) { try { zip.close(); } catch (IOException var2) { var2.printStackTrace(); } } } }