106 lines
2.9 KiB
Java
106 lines
2.9 KiB
Java
/*******************************************************************************
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* Copyright (c) 2017 Ash (QuarkTheAwesome) & Maschell
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*******************************************************************************/
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package net.ash.HIDToVPADNetworkClient.util;
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import java.io.BufferedInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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public class BlockingIOStabbifier extends InputStream implements Runnable {
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private byte[] buffer;
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private BufferedInputStream file;
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private ByteArrayOutputStream baos;
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private boolean running;
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int baosSize = 0;
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int bufferRemaining = 0;
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int bufferOffset = -1;
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public void run() {
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while (running) {
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try {
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synchronized (baos) {
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baos.write(file.read());
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baosSize++;
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}
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Thread.sleep(1);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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private void allocate() {
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synchronized (baos) {
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buffer = baos.toByteArray();
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bufferRemaining = baos.size();
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bufferOffset = -1;
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baos.reset();
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baosSize = 0;
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}
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}
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@Override
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public int read() throws IOException {
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if (bufferRemaining == 0) {
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allocate();
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if (bufferRemaining == 0) {
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return -1;
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}
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}
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bufferRemaining--;
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bufferOffset++;
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return buffer[bufferOffset] & 0xFF;
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}
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@Override
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public boolean markSupported() {
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return false;
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}
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@Override
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public void close() throws IOException {
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running = false;
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file.close();
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baos.close();
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super.close();
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}
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@Override
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public int available() {
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return bufferRemaining + baosSize;
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}
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public BlockingIOStabbifier(String path) throws FileNotFoundException {
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file = new BufferedInputStream(new FileInputStream(path));
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baos = new ByteArrayOutputStream();
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buffer = new byte[0];
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running = true;
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new Thread(this).start();
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}
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}
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