Issue #3479 - removing unused classes in jetty-websocket-api
Signed-off-by: Lachlan Roberts <lachlan@webtide.com>
This commit is contained in:
parent
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@ -1,53 +0,0 @@
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//
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// ========================================================================
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// Copyright (c) 1995-2019 Mort Bay Consulting Pty. Ltd.
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// ------------------------------------------------------------------------
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// All rights reserved. This program and the accompanying materials
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// are made available under the terms of the Eclipse Public License v1.0
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// and Apache License v2.0 which accompanies this distribution.
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//
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// The Eclipse Public License is available at
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// http://www.eclipse.org/legal/epl-v10.html
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//
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// The Apache License v2.0 is available at
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// http://www.opensource.org/licenses/apache2.0.php
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//
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// You may elect to redistribute this code under either of these licenses.
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// ========================================================================
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//
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package org.eclipse.jetty.websocket.api;
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public interface FrameCallback
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{
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/**
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* <p>
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* Callback invoked when the frame fails.
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* </p>
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*
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* @param cause the reason for the frame failure
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*/
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void fail(Throwable cause);
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/**
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* <p>
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* Callback invoked when the frame read/write completes.
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* </p>
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*
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* @see #fail(Throwable)
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*/
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void succeed();
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class Adapter implements FrameCallback
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{
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@Override
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public void fail(Throwable cause)
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{
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}
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@Override
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public void succeed()
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{
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}
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}
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}
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@ -1,493 +0,0 @@
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//
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// ========================================================================
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// Copyright (c) 1995-2019 Mort Bay Consulting Pty. Ltd.
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// ------------------------------------------------------------------------
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// All rights reserved. This program and the accompanying materials
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// are made available under the terms of the Eclipse Public License v1.0
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// and Apache License v2.0 which accompanies this distribution.
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//
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// The Eclipse Public License is available at
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// http://www.eclipse.org/legal/epl-v10.html
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//
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// The Apache License v2.0 is available at
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// http://www.opensource.org/licenses/apache2.0.php
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//
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// You may elect to redistribute this code under either of these licenses.
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// ========================================================================
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//
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package org.eclipse.jetty.websocket.api.util;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.NoSuchElementException;
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/**
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* Provide some consistent Http header value and Extension configuration parameter quoting support.
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* <p>
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* While QuotedStringTokenizer exists in jetty-util, and works great with http header values, using it in websocket-api is undesired.
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* <ul>
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* <li>Using QuotedStringTokenizer would introduce a dependency to jetty-util that would need to be exposed via the WebAppContext classloader</li>
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* <li>ABNF defined extension parameter parsing requirements of RFC-6455 (WebSocket) ABNF, is slightly different than the ABNF parsing defined in RFC-2616
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* (HTTP/1.1).</li>
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* <li>Future HTTPbis ABNF changes for parsing will impact QuotedStringTokenizer</li>
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* </ul>
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* It was decided to keep this implementation separate for the above reasons.
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*/
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public class QuoteUtil
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{
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private static class DeQuotingStringIterator implements Iterator<String>
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{
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private enum State
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{
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START,
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TOKEN,
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QUOTE_SINGLE,
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QUOTE_DOUBLE
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}
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private final String input;
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private final String delims;
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private StringBuilder token;
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private boolean hasToken = false;
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private int i = 0;
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public DeQuotingStringIterator(String input, String delims)
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{
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this.input = input;
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this.delims = delims;
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int len = input.length();
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token = new StringBuilder(len > 1024?512:len / 2);
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}
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private void appendToken(char c)
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{
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if (hasToken)
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{
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token.append(c);
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}
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else
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{
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if (Character.isWhitespace(c))
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{
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return; // skip whitespace at start of token.
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}
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else
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{
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token.append(c);
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hasToken = true;
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}
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}
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}
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@Override
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public boolean hasNext()
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{
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// already found a token
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if (hasToken)
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{
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return true;
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}
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State state = State.START;
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boolean escape = false;
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int inputLen = input.length();
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while (i < inputLen)
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{
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char c = input.charAt(i++);
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switch (state)
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{
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case START:
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{
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if (c == '\'')
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{
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state = State.QUOTE_SINGLE;
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appendToken(c);
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}
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else if (c == '\"')
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{
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state = State.QUOTE_DOUBLE;
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appendToken(c);
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}
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else
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{
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appendToken(c);
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state = State.TOKEN;
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}
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break;
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}
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case TOKEN:
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{
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if (delims.indexOf(c) >= 0)
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{
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// System.out.printf("hasNext/t: %b [%s]%n",hasToken,token);
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return hasToken;
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}
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else if (c == '\'')
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{
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state = State.QUOTE_SINGLE;
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}
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else if (c == '\"')
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{
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state = State.QUOTE_DOUBLE;
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}
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appendToken(c);
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break;
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}
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case QUOTE_SINGLE:
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{
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if (escape)
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{
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escape = false;
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appendToken(c);
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}
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else if (c == '\'')
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{
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appendToken(c);
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state = State.TOKEN;
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}
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else if (c == '\\')
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{
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escape = true;
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}
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else
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{
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appendToken(c);
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}
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break;
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}
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case QUOTE_DOUBLE:
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{
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if (escape)
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{
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escape = false;
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appendToken(c);
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}
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else if (c == '\"')
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{
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appendToken(c);
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state = State.TOKEN;
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}
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else if (c == '\\')
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{
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escape = true;
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}
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else
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{
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appendToken(c);
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}
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break;
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}
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}
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// System.out.printf("%s <%s> : [%s]%n",state,c,token);
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}
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// System.out.printf("hasNext/e: %b [%s]%n",hasToken,token);
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return hasToken;
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}
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@Override
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public String next()
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{
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if (!hasNext())
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{
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throw new NoSuchElementException();
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}
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String ret = token.toString();
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token.setLength(0);
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hasToken = false;
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return QuoteUtil.dequote(ret.trim());
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}
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@Override
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public void remove()
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{
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throw new UnsupportedOperationException("Remove not supported with this iterator");
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}
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}
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/**
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* ABNF from RFC 2616, RFC 822, and RFC 6455 specified characters requiring quoting.
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*/
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public static final String ABNF_REQUIRED_QUOTING = "\"'\\\n\r\t\f\b%+ ;=";
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private static final char UNICODE_TAG = 0xFFFF;
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private static final char[] escapes = new char[32];
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static
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{
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Arrays.fill(escapes, UNICODE_TAG);
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// non-unicode
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escapes['\b'] = 'b';
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escapes['\t'] = 't';
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escapes['\n'] = 'n';
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escapes['\f'] = 'f';
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escapes['\r'] = 'r';
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}
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private static int dehex(byte b)
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{
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if ((b >= '0') && (b <= '9'))
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{
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return (byte)(b - '0');
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}
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if ((b >= 'a') && (b <= 'f'))
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{
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return (byte)((b - 'a') + 10);
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}
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if ((b >= 'A') && (b <= 'F'))
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{
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return (byte)((b - 'A') + 10);
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}
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throw new IllegalArgumentException("!hex:" + Integer.toHexString(0xff & b));
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}
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/**
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* Remove quotes from a string, only if the input string start with and end with the same quote character.
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*
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* @param str the string to remove surrounding quotes from
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* @return the de-quoted string
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*/
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public static String dequote(String str)
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{
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char start = str.charAt(0);
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if ((start == '\'') || (start == '\"'))
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{
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// possibly quoted
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char end = str.charAt(str.length() - 1);
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if (start == end)
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{
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// dequote
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return str.substring(1, str.length() - 1);
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}
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}
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return str;
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}
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public static void escape(StringBuilder buf, String str)
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{
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for (char c : str.toCharArray())
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{
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if (c >= 32)
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{
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// non special character
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if ((c == '"') || (c == '\\'))
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{
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buf.append('\\');
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}
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buf.append(c);
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}
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else
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{
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// special characters, requiring escaping
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char escaped = escapes[c];
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// is this a unicode escape?
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if (escaped == UNICODE_TAG)
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{
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buf.append("\\u00");
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if (c < 0x10)
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{
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buf.append('0');
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}
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buf.append(Integer.toString(c, 16)); // hex
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}
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else
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{
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// normal escape
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buf.append('\\').append(escaped);
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}
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}
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}
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}
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/**
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* Simple quote of a string, escaping where needed.
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*
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* @param buf the StringBuilder to append to
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* @param str the string to quote
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*/
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public static void quote(StringBuilder buf, String str)
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{
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buf.append('"');
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escape(buf, str);
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buf.append('"');
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}
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/**
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* Append into buf the provided string, adding quotes if needed.
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* <p>
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* Quoting is determined if any of the characters in the {@code delim} are found in the input {@code str}.
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*
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* @param buf the buffer to append to
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* @param str the string to possibly quote
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* @param delim the delimiter characters that will trigger automatic quoting
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*/
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public static void quoteIfNeeded(StringBuilder buf, String str, String delim)
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{
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if (str == null)
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{
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return;
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}
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// check for delimiters in input string
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int len = str.length();
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if (len == 0)
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{
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return;
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}
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int ch;
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for (int i = 0; i < len; i++)
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{
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ch = str.codePointAt(i);
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if (delim.indexOf(ch) >= 0)
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{
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// found a delimiter codepoint. we need to quote it.
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quote(buf, str);
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return;
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}
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}
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// no special delimiters used, no quote needed.
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buf.append(str);
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}
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/**
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* Create an iterator of the input string, breaking apart the string at the provided delimiters, removing quotes and triming the parts of the string as
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* needed.
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*
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* @param str the input string to split apart
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* @param delims the delimiter characters to split the string on
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* @return the iterator of the parts of the string, trimmed, with quotes around the string part removed, and unescaped
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*/
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public static Iterator<String> splitAt(String str, String delims)
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{
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return new DeQuotingStringIterator(str.trim(), delims);
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}
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public static String unescape(String str)
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{
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if (str == null)
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{
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// nothing there
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return null;
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}
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int len = str.length();
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if (len <= 1)
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{
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// impossible to be escaped
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return str;
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}
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StringBuilder ret = new StringBuilder(len - 2);
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boolean escaped = false;
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char c;
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for (int i = 0; i < len; i++)
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{
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c = str.charAt(i);
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if (escaped)
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{
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escaped = false;
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switch (c)
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{
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case 'n':
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ret.append('\n');
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break;
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case 'r':
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ret.append('\r');
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break;
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case 't':
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ret.append('\t');
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break;
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case 'f':
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ret.append('\f');
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break;
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case 'b':
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ret.append('\b');
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break;
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case '\\':
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ret.append('\\');
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break;
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case '/':
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ret.append('/');
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break;
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case '"':
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ret.append('"');
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break;
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case 'u':
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ret.append(
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(char)((dehex((byte)str.charAt(i++)) << 24) + (dehex((byte)str.charAt(i++)) << 16) + (dehex((byte)str.charAt(i++)) << 8) + (dehex(
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(byte)str
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.charAt(i++)))));
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break;
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default:
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ret.append(c);
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}
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}
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else if (c == '\\')
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{
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escaped = true;
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}
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else
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{
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ret.append(c);
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}
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}
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return ret.toString();
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}
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public static String join(Object[] objs, String delim)
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{
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if (objs == null)
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{
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return "";
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}
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StringBuilder ret = new StringBuilder();
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int len = objs.length;
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for (int i = 0; i < len; i++)
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{
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if (i > 0)
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{
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ret.append(delim);
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}
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if (objs[i] instanceof String)
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{
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ret.append('"').append(objs[i]).append('"');
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}
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else
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{
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ret.append(objs[i]);
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}
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}
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return ret.toString();
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}
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public static String join(Collection<?> objs, String delim)
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{
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if (objs == null)
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{
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return "";
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}
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StringBuilder ret = new StringBuilder();
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boolean needDelim = false;
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for (Object obj : objs)
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{
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if (needDelim)
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{
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ret.append(delim);
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}
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if (obj instanceof String)
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{
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ret.append('"').append(obj).append('"');
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}
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else
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{
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ret.append(obj);
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}
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needDelim = true;
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}
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return ret.toString();
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}
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}
|
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@ -1,157 +0,0 @@
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//
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||||
// ========================================================================
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||||
// Copyright (c) 1995-2019 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.
|
||||
// ========================================================================
|
||||
//
|
||||
|
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package org.eclipse.jetty.websocket.tests.util;
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import java.util.Iterator;
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import java.util.NoSuchElementException;
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|
||||
import org.eclipse.jetty.websocket.api.util.QuoteUtil;
|
||||
import org.junit.jupiter.api.Test;
|
||||
|
||||
import static org.hamcrest.MatcherAssert.assertThat;
|
||||
import static org.hamcrest.Matchers.is;
|
||||
import static org.junit.jupiter.api.Assertions.assertThrows;
|
||||
|
||||
/**
|
||||
* Test QuoteUtil
|
||||
*/
|
||||
public class QuoteUtilTest
|
||||
{
|
||||
private void assertSplitAt(Iterator<String> iter, String... expectedParts)
|
||||
{
|
||||
int len = expectedParts.length;
|
||||
for (int i = 0; i < len; i++)
|
||||
{
|
||||
String expected = expectedParts[i];
|
||||
assertThat("Split[" + i + "].hasNext()", iter.hasNext(), is(true));
|
||||
assertThat("Split[" + i + "].next()", iter.next(), is(expected));
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAt_PreserveQuoting()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("permessage-compress; method=\"foo, bar\"", ";");
|
||||
assertSplitAt(iter, "permessage-compress", "method=\"foo, bar\"");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAt_PreserveQuotingWithNestedDelim()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("permessage-compress; method=\"foo; x=10\"", ";");
|
||||
assertSplitAt(iter, "permessage-compress", "method=\"foo; x=10\"");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtAllWhitespace()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt(" ", "=");
|
||||
assertThat("Has Next", iter.hasNext(), is(false));
|
||||
assertThrows(NoSuchElementException.class, () -> iter.next());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtEmpty()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("", "=");
|
||||
assertThat("Has Next", iter.hasNext(), is(false));
|
||||
assertThrows(NoSuchElementException.class, () -> iter.next());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtHelloWorld()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Hello World", " =");
|
||||
assertSplitAt(iter, "Hello", "World");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtKeyValue_Message()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("method=\"foo, bar\"", "=");
|
||||
assertSplitAt(iter, "method", "foo, bar");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtQuotedDelim()
|
||||
{
|
||||
// test that split ignores delimiters that occur within a quoted
|
||||
// part of the sequence.
|
||||
Iterator<String> iter = QuoteUtil.splitAt("A,\"B,C\",D", ",");
|
||||
assertSplitAt(iter, "A", "B,C", "D");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitAtSimple()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Hi", "=");
|
||||
assertSplitAt(iter, "Hi");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitKeyValue_Quoted()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Key = \"Value\"", "=");
|
||||
assertSplitAt(iter, "Key", "Value");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitKeyValue_QuotedValueList()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Fruit = \"Apple, Banana, Cherry\"", "=");
|
||||
assertSplitAt(iter, "Fruit", "Apple, Banana, Cherry");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitKeyValue_QuotedWithDelim()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Key = \"Option=Value\"", "=");
|
||||
assertSplitAt(iter, "Key", "Option=Value");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitKeyValue_Simple()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Key=Value", "=");
|
||||
assertSplitAt(iter, "Key", "Value");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testSplitKeyValue_WithWhitespace()
|
||||
{
|
||||
Iterator<String> iter = QuoteUtil.splitAt("Key = Value", "=");
|
||||
assertSplitAt(iter, "Key", "Value");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testQuoteIfNeeded()
|
||||
{
|
||||
StringBuilder buf = new StringBuilder();
|
||||
QuoteUtil.quoteIfNeeded(buf, "key", ",");
|
||||
assertThat("key", buf.toString(), is("key"));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testQuoteIfNeeded_null()
|
||||
{
|
||||
StringBuilder buf = new StringBuilder();
|
||||
QuoteUtil.quoteIfNeeded(buf, null, ";=");
|
||||
assertThat("<null>", buf.toString(), is(""));
|
||||
}
|
||||
}
|
|
@ -1,73 +0,0 @@
|
|||
//
|
||||
// ========================================================================
|
||||
// Copyright (c) 1995-2019 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.websocket.tests.util;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.stream.Stream;
|
||||
|
||||
import org.eclipse.jetty.websocket.api.util.QuoteUtil;
|
||||
import org.junit.jupiter.params.ParameterizedTest;
|
||||
import org.junit.jupiter.params.provider.Arguments;
|
||||
import org.junit.jupiter.params.provider.MethodSource;
|
||||
|
||||
import static org.hamcrest.MatcherAssert.assertThat;
|
||||
import static org.hamcrest.Matchers.is;
|
||||
|
||||
/**
|
||||
* Test QuoteUtil.quote(), and QuoteUtil.dequote()
|
||||
*/
|
||||
public class QuoteUtil_QuoteTest
|
||||
{
|
||||
public static Stream<Arguments> data()
|
||||
{
|
||||
// The various quoting of a String
|
||||
List<Object[]> data = new ArrayList<>();
|
||||
|
||||
data.add(new Object[] { "Hi", "\"Hi\"" });
|
||||
data.add(new Object[] { "Hello World", "\"Hello World\"" });
|
||||
data.add(new Object[] { "9.0.0", "\"9.0.0\"" });
|
||||
data.add(new Object[] { "Something \"Special\"",
|
||||
"\"Something \\\"Special\\\"\"" });
|
||||
data.add(new Object[] { "A Few\n\"Good\"\tMen",
|
||||
"\"A Few\\n\\\"Good\\\"\\tMen\"" });
|
||||
|
||||
return data.stream().map(Arguments::of);
|
||||
}
|
||||
|
||||
@ParameterizedTest
|
||||
@MethodSource("data")
|
||||
public void testDequoting(final String unquoted, final String quoted)
|
||||
{
|
||||
String actual = QuoteUtil.dequote(quoted);
|
||||
actual = QuoteUtil.unescape(actual);
|
||||
assertThat(actual, is(unquoted));
|
||||
}
|
||||
|
||||
@ParameterizedTest
|
||||
@MethodSource("data")
|
||||
public void testQuoting(final String unquoted, final String quoted)
|
||||
{
|
||||
StringBuilder buf = new StringBuilder();
|
||||
QuoteUtil.quote(buf, unquoted);
|
||||
|
||||
String actual = buf.toString();
|
||||
assertThat(actual, is(quoted));
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue