+ /**
+ * Read the whole {@link InputStream} content into a {@link String}.
+ *
+ * @param stream
+ * the {@link InputStream}
+ *
+ * @return the content
+ *
+ * @throws IOException
+ * in case of I/O error
+ */
+ public static String readSmallStream(InputStream stream) throws IOException {
+ // do NOT close the reader, or the related stream will be closed, too
+ // reader.close();
+ BufferedReader reader = new BufferedReader(
+ new InputStreamReader(stream));
+
+ StringBuilder builder = new StringBuilder();
+ for (String line = reader.readLine(); line != null; line = reader
+ .readLine()) {
+ builder.append(line);
+ builder.append("\n");
+ }
+
+ return builder.toString();
+ }
+
+ /**
+ * Recursively delete the given {@link File}, which may of course also be a
+ * directory.
+ * <p>
+ * Will either silently continue or throw an exception in case of error,
+ * depending upon the parameters.
+ *
+ * @param target
+ * the target to delete
+ * @param exception
+ * TRUE to throw an {@link IOException} in case of error, FALSE
+ * to silently continue
+ *
+ * @return TRUE if all files were deleted, FALSE if an error occurred
+ *
+ * @throws IOException
+ * if an error occurred and the parameters allow an exception to
+ * be thrown
+ */
+ public static boolean deltree(File target, boolean exception)
+ throws IOException {
+ List<File> list = deltree(target, null);
+ if (exception && !list.isEmpty()) {
+ StringBuilder slist = new StringBuilder();
+ for (File file : list) {
+ slist.append("\n").append(file.getPath());
+ }
+
+ throw new IOException("Cannot delete all the files from: <" //
+ + target + ">:" + slist.toString());
+ }
+
+ return list.isEmpty();
+ }
+