Mercurial Hosting > luan
view src/org/eclipse/jetty/util/Utf8StringBuffer.java @ 1008:b664624a4423
remove BuffersFactory
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Sun, 23 Oct 2016 17:43:49 -0600 |
parents | 3428c60d7cfc |
children |
line wrap: on
line source
// // ======================================================================== // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. // ------------------------------------------------------------------------ // All rights reserved. This program and the accompanying materials // are made available under the terms of the Eclipse Public License v1.0 // and Apache License v2.0 which accompanies this distribution. // // The Eclipse Public License is available at // http://www.eclipse.org/legal/epl-v10.html // // The Apache License v2.0 is available at // http://www.opensource.org/licenses/apache2.0.php // // You may elect to redistribute this code under either of these licenses. // ======================================================================== // package org.eclipse.jetty.util; /* ------------------------------------------------------------ */ /** * UTF-8 StringBuffer. * * This class wraps a standard {@link java.lang.StringBuffer} and provides methods to append * UTF-8 encoded bytes, that are converted into characters. * * This class is stateful and up to 4 calls to {@link #append(byte)} may be needed before * state a character is appended to the string buffer. * * The UTF-8 decoding is done by this class and no additional buffers or Readers are used. * The UTF-8 code was inspired by http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ */ public class Utf8StringBuffer extends Utf8Appendable { final StringBuffer _buffer; public Utf8StringBuffer() { super(new StringBuffer()); _buffer = (StringBuffer)_appendable; } public Utf8StringBuffer(int capacity) { super(new StringBuffer(capacity)); _buffer = (StringBuffer)_appendable; } @Override public int length() { return _buffer.length(); } @Override public void reset() { super.reset(); _buffer.setLength(0); } public StringBuffer getStringBuffer() { checkState(); return _buffer; } @Override public String toString() { checkState(); return _buffer.toString(); } }