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Current File : /hermes/sb_web/b1536/ipg.internationalpremierhn95830/LVCorp/plugin/jcapture/src/com/hammurapi/jcapture/WavFile.java
package com.hammurapi.jcapture;

// This file was taken from http://www.labbookpages.co.uk/audio/javaWavFiles.html

// Wav file IO class
// A.Greensted
// http://www.labbookpages.co.uk

// File format is based on the information from
// http://www.sonicspot.com/guide/wavefiles.html
// http://www.blitter.com/~russtopia/MIDI/~jglatt/tech/wave.htm

// Version 1.0

import java.io.*;

public class WavFile {
	private enum IOState {
		READING, WRITING, CLOSED
	};

	private final static int BUFFER_SIZE = 4096;

	private final static int FMT_CHUNK_ID = 0x20746D66;
	private final static int DATA_CHUNK_ID = 0x61746164;
	private final static int RIFF_CHUNK_ID = 0x46464952;
	private final static int RIFF_TYPE_ID = 0x45564157;

	private File file; // File that will be read from or written to
	private IOState ioState; // Specifies the IO State of the Wav File (used for
								// snaity checking)
	private int bytesPerSample; // Number of bytes required to store a single
								// sample
	private long numFrames; // Number of frames within the data section
	private FileOutputStream oStream; // Output stream used for writting data
	private FileInputStream iStream; // Input stream used for reading data
	private double floatScale; // Scaling factor used for int <-> float
								// conversion
	private double floatOffset; // Offset factor used for int <-> float
								// conversion
	private boolean wordAlignAdjust; // Specify if an extra byte at the end of
										// the data chunk is required for word
										// alignment

	// Wav Header
	private int numChannels; // 2 bytes unsigned, 0x0001 (1) to 0xFFFF (65,535)
	private long sampleRate; // 4 bytes unsigned, 0x00000001 (1) to 0xFFFFFFFF
								// (4,294,967,295)
								// Although a java int is 4 bytes, it is signed,
								// so need to use a long
	private int blockAlign; // 2 bytes unsigned, 0x0001 (1) to 0xFFFF (65,535)
	private int validBits; // 2 bytes unsigned, 0x0002 (2) to 0xFFFF (65,535)

	// Buffering
	private byte[] buffer; // Local buffer used for IO
	private int bufferPointer; // Points to the current position in local buffer
	private int bytesRead; // Bytes read after last read into local buffer
	private long frameCounter; // Current number of frames read or written

	// Cannot instantiate WavFile directly, must either use newWavFile() or
	// openWavFile()
	private WavFile() {
		buffer = new byte[BUFFER_SIZE];
	}

	public int getNumChannels() {
		return numChannels;
	}

	public long getNumFrames() {
		return numFrames;
	}

	public long getFramesRemaining() {
		return numFrames - frameCounter;
	}

	public long getSampleRate() {
		return sampleRate;
	}

	public int getValidBits() {
		return validBits;
	}

	public static WavFile newWavFile(File file, int numChannels,
			long numFrames, int validBits, long sampleRate) throws IOException,
			WavFileException {
		// Instantiate new Wavfile and initialise
		WavFile wavFile = new WavFile();
		wavFile.file = file;
		wavFile.numChannels = numChannels;
		wavFile.numFrames = numFrames;
		wavFile.sampleRate = sampleRate;
		wavFile.bytesPerSample = (validBits + 7) / 8;
		wavFile.blockAlign = wavFile.bytesPerSample * numChannels;
		wavFile.validBits = validBits;

		// Sanity check arguments
		if (numChannels < 1 || numChannels > 65535)
			throw new WavFileException(
					"Illegal number of channels, valid range 1 to 65536");
		if (numFrames < 0)
			throw new WavFileException("Number of frames must be positive");
		if (validBits < 2 || validBits > 65535)
			throw new WavFileException(
					"Illegal number of valid bits, valid range 2 to 65536");
		if (sampleRate < 0)
			throw new WavFileException("Sample rate must be positive");

		// Create output stream for writing data
		wavFile.oStream = new FileOutputStream(file);

		// Calculate the chunk sizes
		long dataChunkSize = wavFile.blockAlign * numFrames;
		long mainChunkSize = 4 + // Riff Type
				8 + // Format ID and size
				16 + // Format data
				8 + // Data ID and size
				dataChunkSize;

		// Chunks must be word aligned, so if odd number of audio data bytes
		// adjust the main chunk size
		if (dataChunkSize % 2 == 1) {
			mainChunkSize += 1;
			wavFile.wordAlignAdjust = true;
		} else {
			wavFile.wordAlignAdjust = false;
		}

		// Set the main chunk size
		putLE(RIFF_CHUNK_ID, wavFile.buffer, 0, 4);
		putLE(mainChunkSize, wavFile.buffer, 4, 4);
		putLE(RIFF_TYPE_ID, wavFile.buffer, 8, 4);

		// Write out the header
		wavFile.oStream.write(wavFile.buffer, 0, 12);

		// Put format data in buffer
		long averageBytesPerSecond = sampleRate * wavFile.blockAlign;

		putLE(FMT_CHUNK_ID, wavFile.buffer, 0, 4); // Chunk ID
		putLE(16, wavFile.buffer, 4, 4); // Chunk Data Size
		putLE(1, wavFile.buffer, 8, 2); // Compression Code (Uncompressed)
		putLE(numChannels, wavFile.buffer, 10, 2); // Number of channels
		putLE(sampleRate, wavFile.buffer, 12, 4); // Sample Rate
		putLE(averageBytesPerSecond, wavFile.buffer, 16, 4); // Average Bytes
																// Per Second
		putLE(wavFile.blockAlign, wavFile.buffer, 20, 2); // Block Align
		putLE(validBits, wavFile.buffer, 22, 2); // Valid Bits

		// Write Format Chunk
		wavFile.oStream.write(wavFile.buffer, 0, 24);

		// Start Data Chunk
		putLE(DATA_CHUNK_ID, wavFile.buffer, 0, 4); // Chunk ID
		putLE(dataChunkSize, wavFile.buffer, 4, 4); // Chunk Data Size

		// Write Format Chunk
		wavFile.oStream.write(wavFile.buffer, 0, 8);

		// Calculate the scaling factor for converting to a normalised double
		if (wavFile.validBits > 8) {
			// If more than 8 validBits, data is signed
			// Conversion required multiplying by magnitude of max positive
			// value
			wavFile.floatOffset = 0;
			wavFile.floatScale = Long.MAX_VALUE >> (64 - wavFile.validBits);
		} else {
			// Else if 8 or less validBits, data is unsigned
			// Conversion required dividing by max positive value
			wavFile.floatOffset = 1;
			wavFile.floatScale = 0.5 * ((1 << wavFile.validBits) - 1);
		}

		// Finally, set the IO State
		wavFile.bufferPointer = 0;
		wavFile.bytesRead = 0;
		wavFile.frameCounter = 0;
		wavFile.ioState = IOState.WRITING;

		return wavFile;
	}

	public static WavFile openWavFile(File file) throws IOException,
			WavFileException {
		// Instantiate new Wavfile and store the file reference
		WavFile wavFile = new WavFile();
		wavFile.file = file;

		// Create a new file input stream for reading file data
		wavFile.iStream = new FileInputStream(file);

		// Read the first 12 bytes of the file
		int bytesRead = wavFile.iStream.read(wavFile.buffer, 0, 12);
		if (bytesRead != 12)
			throw new WavFileException("Not enough wav file bytes for header");

		// Extract parts from the header
		long riffChunkID = getLE(wavFile.buffer, 0, 4);
		long chunkSize = getLE(wavFile.buffer, 4, 4);
		long riffTypeID = getLE(wavFile.buffer, 8, 4);

		// Check the header bytes contains the correct signature
		if (riffChunkID != RIFF_CHUNK_ID)
			throw new WavFileException(
					"Invalid Wav Header data, incorrect riff chunk ID");
		if (riffTypeID != RIFF_TYPE_ID)
			throw new WavFileException(
					"Invalid Wav Header data, incorrect riff type ID");

		// Check that the file size matches the number of bytes listed in header
		if (file.length() != chunkSize + 8) {
			throw new WavFileException("Header chunk size (" + chunkSize
					+ ") does not match file size (" + file.length() + ")");
		}

		boolean foundFormat = false;
		boolean foundData = false;

		// Search for the Format and Data Chunks
		while (true) {
			// Read the first 8 bytes of the chunk (ID and chunk size)
			bytesRead = wavFile.iStream.read(wavFile.buffer, 0, 8);
			if (bytesRead == -1)
				throw new WavFileException(
						"Reached end of file without finding format chunk");
			if (bytesRead != 8)
				throw new WavFileException("Could not read chunk header");

			// Extract the chunk ID and Size
			long chunkID = getLE(wavFile.buffer, 0, 4);
			chunkSize = getLE(wavFile.buffer, 4, 4);

			// Word align the chunk size
			// chunkSize specifies the number of bytes holding data. However,
			// the data should be word aligned (2 bytes) so we need to calculate
			// the actual number of bytes in the chunk
			long numChunkBytes = (chunkSize % 2 == 1) ? chunkSize + 1
					: chunkSize;

			if (chunkID == FMT_CHUNK_ID) {
				// Flag that the format chunk has been found
				foundFormat = true;

				// Read in the header info
				bytesRead = wavFile.iStream.read(wavFile.buffer, 0, 16);

				// Check this is uncompressed data
				int compressionCode = (int) getLE(wavFile.buffer, 0, 2);
				if (compressionCode != 1)
					throw new WavFileException("Compression Code "
							+ compressionCode + " not supported");

				// Extract the format information
				wavFile.numChannels = (int) getLE(wavFile.buffer, 2, 2);
				wavFile.sampleRate = getLE(wavFile.buffer, 4, 4);
				wavFile.blockAlign = (int) getLE(wavFile.buffer, 12, 2);
				wavFile.validBits = (int) getLE(wavFile.buffer, 14, 2);

				if (wavFile.numChannels == 0)
					throw new WavFileException(
							"Number of channels specified in header is equal to zero");
				if (wavFile.blockAlign == 0)
					throw new WavFileException(
							"Block Align specified in header is equal to zero");
				if (wavFile.validBits < 2)
					throw new WavFileException(
							"Valid Bits specified in header is less than 2");
				if (wavFile.validBits > 64)
					throw new WavFileException(
							"Valid Bits specified in header is greater than 64, this is greater than a long can hold");

				// Calculate the number of bytes required to hold 1 sample
				wavFile.bytesPerSample = (wavFile.validBits + 7) / 8;
				if (wavFile.bytesPerSample * wavFile.numChannels != wavFile.blockAlign)
					throw new WavFileException(
							"Block Align does not agree with bytes required for validBits and number of channels");

				// Account for number of format bytes and then skip over
				// any extra format bytes
				numChunkBytes -= 16;
				if (numChunkBytes > 0)
					wavFile.iStream.skip(numChunkBytes);
			} else if (chunkID == DATA_CHUNK_ID) {
				// Check if we've found the format chunk,
				// If not, throw an exception as we need the format information
				// before we can read the data chunk
				if (foundFormat == false)
					throw new WavFileException(
							"Data chunk found before Format chunk");

				// Check that the chunkSize (wav data length) is a multiple of
				// the
				// block align (bytes per frame)
				if (chunkSize % wavFile.blockAlign != 0)
					throw new WavFileException(
							"Data Chunk size is not multiple of Block Align");

				// Calculate the number of frames
				wavFile.numFrames = chunkSize / wavFile.blockAlign;

				// Flag that we've found the wave data chunk
				foundData = true;

				break;
			} else {
				// If an unknown chunk ID is found, just skip over the chunk
				// data
				wavFile.iStream.skip(numChunkBytes);
			}
		}

		// Throw an exception if no data chunk has been found
		if (foundData == false)
			throw new WavFileException("Did not find a data chunk");

		// Calculate the scaling factor for converting to a normalised double
		if (wavFile.validBits > 8) {
			// If more than 8 validBits, data is signed
			// Conversion required dividing by magnitude of max negative value
			wavFile.floatOffset = 0;
			wavFile.floatScale = 1 << (wavFile.validBits - 1);
		} else {
			// Else if 8 or less validBits, data is unsigned
			// Conversion required dividing by max positive value
			wavFile.floatOffset = -1;
			wavFile.floatScale = 0.5 * ((1 << wavFile.validBits) - 1);
		}

		wavFile.bufferPointer = 0;
		wavFile.bytesRead = 0;
		wavFile.frameCounter = 0;
		wavFile.ioState = IOState.READING;

		return wavFile;
	}

	// Get and Put little endian data from local buffer
	// ------------------------------------------------
	private static long getLE(byte[] buffer, int pos, int numBytes) {
		numBytes--;
		pos += numBytes;

		long val = buffer[pos] & 0xFF;
		for (int b = 0; b < numBytes; b++)
			val = (val << 8) + (buffer[--pos] & 0xFF);

		return val;
	}

	private static void putLE(long val, byte[] buffer, int pos, int numBytes) {
		for (int b = 0; b < numBytes; b++) {
			buffer[pos] = (byte) (val & 0xFF);
			val >>= 8;
			pos++;
		}
	}

	// Sample Writing and Reading
	// --------------------------
	private void writeSample(long val) throws IOException {
		for (int b = 0; b < bytesPerSample; b++) {
			if (bufferPointer == BUFFER_SIZE) {
				oStream.write(buffer, 0, BUFFER_SIZE);
				bufferPointer = 0;
			}

			buffer[bufferPointer] = (byte) (val & 0xFF);
			val >>= 8;
			bufferPointer++;
		}
	}

	private long readSample() throws IOException, WavFileException {
		long val = 0;

		for (int b = 0; b < bytesPerSample; b++) {
			if (bufferPointer == bytesRead) {
				int read = iStream.read(buffer, 0, BUFFER_SIZE);
				if (read == -1)
					throw new WavFileException("Not enough data available");
				bytesRead = read;
				bufferPointer = 0;
			}

			int v = buffer[bufferPointer];
			if (b < bytesPerSample - 1 || bytesPerSample == 1)
				v &= 0xFF;
			val += v << (b * 8);

			bufferPointer++;
		}

		return val;
	}

	// Integer
	// -------
	public int readFrames(int[] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(int[] sampleBuffer, int offset, int numFramesToRead)
			throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				sampleBuffer[offset] = (int) readSample();
				offset++;
			}

			frameCounter++;
		}

		return numFramesToRead;
	}

	public int readFrames(int[][] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(int[][] sampleBuffer, int offset, int numFramesToRead)
			throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				sampleBuffer[c][offset] = (int) readSample();

			offset++;
			frameCounter++;
		}

		return numFramesToRead;
	}

	public int writeFrames(int[] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(int[] sampleBuffer, int offset, int numFramesToWrite)
			throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				writeSample(sampleBuffer[offset]);
				offset++;
			}

			frameCounter++;
		}

		return numFramesToWrite;
	}

	public int writeFrames(int[][] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(int[][] sampleBuffer, int offset,
			int numFramesToWrite) throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				writeSample(sampleBuffer[c][offset]);

			offset++;
			frameCounter++;
		}

		return numFramesToWrite;
	}

	// Long
	// ----
	public int readFrames(long[] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(long[] sampleBuffer, int offset, int numFramesToRead)
			throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				sampleBuffer[offset] = readSample();
				offset++;
			}

			frameCounter++;
		}

		return numFramesToRead;
	}

	public int readFrames(long[][] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(long[][] sampleBuffer, int offset, int numFramesToRead)
			throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				sampleBuffer[c][offset] = readSample();

			offset++;
			frameCounter++;
		}

		return numFramesToRead;
	}

	public int writeFrames(long[] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(long[] sampleBuffer, int offset, int numFramesToWrite)
			throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				writeSample(sampleBuffer[offset]);
				offset++;
			}

			frameCounter++;
		}

		return numFramesToWrite;
	}

	public int writeFrames(long[][] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(long[][] sampleBuffer, int offset,
			int numFramesToWrite) throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				writeSample(sampleBuffer[c][offset]);

			offset++;
			frameCounter++;
		}

		return numFramesToWrite;
	}

	// Double
	// ------
	public int readFrames(double[] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(double[] sampleBuffer, int offset, int numFramesToRead)
			throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				sampleBuffer[offset] = floatOffset + (double) readSample()
						/ floatScale;
				offset++;
			}

			frameCounter++;
		}

		return numFramesToRead;
	}

	public int readFrames(double[][] sampleBuffer, int numFramesToRead)
			throws IOException, WavFileException {
		return readFrames(sampleBuffer, 0, numFramesToRead);
	}

	public int readFrames(double[][] sampleBuffer, int offset,
			int numFramesToRead) throws IOException, WavFileException {
		if (ioState != IOState.READING)
			throw new IOException("Cannot read from WavFile instance");

		for (int f = 0; f < numFramesToRead; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				sampleBuffer[c][offset] = floatOffset + (double) readSample()
						/ floatScale;

			offset++;
			frameCounter++;
		}

		return numFramesToRead;
	}

	public int writeFrames(double[] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(double[] sampleBuffer, int offset,
			int numFramesToWrite) throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++) {
				writeSample((long) (floatScale * (floatOffset + sampleBuffer[offset])));
				offset++;
			}

			frameCounter++;
		}

		return numFramesToWrite;
	}

	public int writeFrames(double[][] sampleBuffer, int numFramesToWrite)
			throws IOException, WavFileException {
		return writeFrames(sampleBuffer, 0, numFramesToWrite);
	}

	public int writeFrames(double[][] sampleBuffer, int offset,
			int numFramesToWrite) throws IOException, WavFileException {
		if (ioState != IOState.WRITING)
			throw new IOException("Cannot write to WavFile instance");

		for (int f = 0; f < numFramesToWrite; f++) {
			if (frameCounter == numFrames)
				return f;

			for (int c = 0; c < numChannels; c++)
				writeSample((long) (floatScale * (floatOffset + sampleBuffer[c][offset])));

			offset++;
			frameCounter++;
		}

		return numFramesToWrite;
	}

	public void close() throws IOException {
		// Close the input stream and set to null
		if (iStream != null) {
			iStream.close();
			iStream = null;
		}

		if (oStream != null) {
			// Write out anything still in the local buffer
			if (bufferPointer > 0)
				oStream.write(buffer, 0, bufferPointer);

			// If an extra byte is required for word alignment, add it to the
			// end
			if (wordAlignAdjust)
				oStream.write(0);

			// Close the stream and set to null
			oStream.close();
			oStream = null;
		}

		// Flag that the stream is closed
		ioState = IOState.CLOSED;
	}

	public void display() {
		display(System.out);
	}

	public void display(PrintStream out) {
		out.printf("File: %s\n", file);
		out.printf("Channels: %d, Frames: %d\n", numChannels, numFrames);
		out.printf("IO State: %s\n", ioState);
		out.printf("Sample Rate: %d, Block Align: %d\n", sampleRate, blockAlign);
		out.printf("Valid Bits: %d, Bytes per sample: %d\n", validBits,
				bytesPerSample);
	}

	public static void main(String[] args) {
		if (args.length < 1) {
			System.err.println("Must supply filename");
			System.exit(1);
		}

		try {
			for (String filename : args) {
				WavFile readWavFile = openWavFile(new File(filename));
				readWavFile.display();

				long numFrames = readWavFile.getNumFrames();
				int numChannels = readWavFile.getNumChannels();
				int validBits = readWavFile.getValidBits();
				long sampleRate = readWavFile.getSampleRate();

				WavFile writeWavFile = newWavFile(new File("out.wav"),
						numChannels, numFrames, validBits, sampleRate);

				final int BUF_SIZE = 5001;

				// int[] buffer = new int[BUF_SIZE * numChannels];
				// long[] buffer = new long[BUF_SIZE * numChannels];
				double[] buffer = new double[BUF_SIZE * numChannels];

				int framesRead = 0;
				int framesWritten = 0;

				do {
					framesRead = readWavFile.readFrames(buffer, BUF_SIZE);
					framesWritten = writeWavFile.writeFrames(buffer, BUF_SIZE);
					System.out.printf("%d %d\n", framesRead, framesWritten);
				} while (framesRead != 0);

				readWavFile.close();
				writeWavFile.close();
			}

			WavFile writeWavFile = newWavFile(new File("out2.wav"), 1, 10, 23,
					44100);
			double[] buffer = new double[10];
			writeWavFile.writeFrames(buffer, 10);
			writeWavFile.close();
		} catch (Exception e) {
			System.err.println(e);
			e.printStackTrace();
		}
	}
}
Creat By MiNi SheLL
Email: devilkiller@gmail.com