mirror of https://github.com/NekoX-Dev/NekoX.git
75 lines
2.9 KiB
Java
Executable File
75 lines
2.9 KiB
Java
Executable File
/*
|
|
* Copyright (c) 2008, https://code.google.com/p/pyronet/
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
|
|
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
|
|
* Neither the name of the <ORGANIZATION> nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
|
|
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
|
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
package jawnae.pyronet.traffic;
|
|
|
|
import java.nio.ByteBuffer;
|
|
|
|
public abstract class ByteSinkEndsWith implements ByteSink {
|
|
private final ByteBuffer result;
|
|
|
|
private final byte[] endsWith;
|
|
|
|
private final boolean includeEndsWith;
|
|
|
|
private int matchCount;
|
|
|
|
private int filled;
|
|
|
|
public ByteSinkEndsWith(byte[] endsWith, int capacity,
|
|
boolean includeEndsWith) {
|
|
if (endsWith == null || endsWith.length == 0)
|
|
throw new IllegalStateException();
|
|
this.result = ByteBuffer.allocate(capacity);
|
|
this.endsWith = endsWith;
|
|
this.includeEndsWith = includeEndsWith;
|
|
|
|
this.reset();
|
|
}
|
|
|
|
@Override
|
|
public void reset() {
|
|
this.result.clear();
|
|
this.matchCount = 0;
|
|
this.filled = 0;
|
|
}
|
|
|
|
@Override
|
|
public int feed(byte b) {
|
|
if (this.endsWith[this.matchCount] == b) {
|
|
this.matchCount++;
|
|
} else {
|
|
this.matchCount = 0;
|
|
}
|
|
|
|
this.result.put(this.filled, b);
|
|
|
|
this.filled += 1;
|
|
|
|
if (this.matchCount == this.endsWith.length) {
|
|
int len = this.filled
|
|
- (this.includeEndsWith ? 0 : this.endsWith.length);
|
|
this.result.limit(len);
|
|
this.onReady(this.result);
|
|
return FEED_ACCEPTED_LAST;
|
|
}
|
|
|
|
return ByteSink.FEED_ACCEPTED;
|
|
}
|
|
}
|