| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.test.failurehandler; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.io.Reader; |
| import java.io.Writer; |
| import java.util.Properties; |
| |
| public final class Utils { |
| private static final int BUFFER_LENGTH = 1024; |
| |
| public static String prependPrefix(String prefix, String name) { |
| return (prefix == null || prefix.isEmpty()) |
| ? name |
| : (name == null || name.isEmpty()) |
| ? prefix |
| : String.format("%s.%s", prefix, name); |
| } |
| |
| public static void copyStream(InputStream in, OutputStream out) |
| throws IOException { |
| int n; |
| byte[] buffer = new byte[BUFFER_LENGTH]; |
| while ((n = in.read(buffer)) != -1) { |
| out.write(buffer, 0, n); |
| } |
| out.flush(); |
| } |
| |
| public static void copyStream(Reader in, Writer out) |
| throws IOException { |
| int n; |
| char[] buffer = new char[BUFFER_LENGTH]; |
| while ((n = in.read(buffer)) != -1) { |
| out.write(buffer, 0, n); |
| } |
| out.flush(); |
| } |
| |
| public static Properties getProperties(String name) { |
| Properties properties = new Properties(); |
| String resourceName = String.format( |
| "/%s.%s", name.toLowerCase(), "properties"); |
| InputStream stream = Utils.class.getResourceAsStream(resourceName); |
| if (stream == null) { |
| throw new IllegalStateException(String.format( |
| "resource '%s' doesn't exist%n", resourceName)); |
| } |
| try { |
| try { |
| properties.load(stream); |
| } finally { |
| stream.close(); |
| } |
| } catch (IOException e) { |
| throw new IllegalStateException(String.format( |
| "can't read resource '%s' : %s%n", |
| resourceName, e.getMessage()), e); |
| } |
| return properties; |
| } |
| |
| private Utils() { } |
| } |