/** * Unzips the sole entry in the specified zip file, and saves it in a temporary directory, and * returns a File to the temporary location. * * @param path the path to the source file. * @param suffix the suffix to give the temp file. * @return a {@link File} for the temp file. * @throws IllegalArgumentException if the <code>path</code> is <code>null</code> or empty. */ public static File unzipAndSaveToTempFile(String path, String suffix) { if (WWUtil.isEmpty(path)) { String message = Logging.getMessage("nullValue.PathIsNull"); Logging.logger().severe(message); throw new IllegalArgumentException(message); } InputStream stream = null; try { stream = WWIO.openStream(path); ByteBuffer buffer = WWIO.readStreamToBuffer(stream); File file = WWIO.saveBufferToTempFile(buffer, WWIO.getFilename(path)); buffer = WWIO.readZipEntryToBuffer(file, null); return WWIO.saveBufferToTempFile(buffer, suffix); } catch (Exception e) { e.printStackTrace(); } finally { WWIO.closeStream(stream, path); } return null; }