Example usage for java.util.zip Inflater setInput

Introduction

In this page you can find the example usage for java.util.zip Inflater setInput.

Prototype

public void setInput(ByteBuffer input) 

Source Link

Document

Sets input data for decompression.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    byte[] compressedData = null;
    Inflater decompressor = new Inflater();
    decompressor.setInput(compressedData);
    ByteArrayOutputStream bos = new ByteArrayOutputStream(compressedData.length);
    byte[] buf = new byte[1024];
    while (!decompressor.finished()) {
        int count = decompressor.inflate(buf);
        bos.write(buf, 0, count);/*from  w  w w.j  av  a 2  s .  c  o m*/

    }
    bos.close();
    byte[] decompressedData = bos.toByteArray();

}

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From source file:Main.java

public static void main(String[] args) throws Exception { // main method
    // Encode a String into bytes
    String inputString = "this is a test";
    byte[] input = inputString.getBytes("UTF-8");

    // Compress the bytes
    byte[] output1 = new byte[input.length];
    Deflater compresser = new Deflater();
    compresser.setInput(input);//from  w  w  w .jav a 2 s .com
    compresser.finish();
    int compressedDataLength = compresser.deflate(output1);
    compresser.end();

    String str = new String(Base64.getEncoder().encode(output1));
    System.out.println("Deflated String:" + str);

    byte[] output2 = Base64.getDecoder().decode(str);

    // Decompress the bytes
    Inflater decompresser = new Inflater();
    decompresser.setInput(output2);
    byte[] result = str.getBytes();
    int resultLength = decompresser.inflate(result);
    decompresser.end();

    // Decode the bytes into a String
    String outputString = new String(result, 0, resultLength, "UTF-8");
    System.out.println("Deflated String:" + outputString);

}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    byte[] input = "this is a test".getBytes();

    Deflater compressor = new Deflater();
    compressor.setLevel(Deflater.BEST_COMPRESSION);

    compressor.setInput(input);/*from ww w .  j ava 2  s . c  o  m*/
    compressor.finish();

    ByteArrayOutputStream bos = new ByteArrayOutputStream(input.length);

    byte[] buf = new byte[1024];
    while (!compressor.finished()) {
        int count = compressor.deflate(buf);
        bos.write(buf, 0, count);
    }
    bos.close();

    byte[] compressedData = bos.toByteArray();
    Inflater decompressor = new Inflater();
    decompressor.setInput(compressedData);

    bos = new ByteArrayOutputStream(compressedData.length);

    buf = new byte[1024];
    while (!decompressor.finished()) {
        int count = decompressor.inflate(buf);
        bos.write(buf, 0, count);
    }
    bos.close();

    byte[] decompressedData = bos.toByteArray();
    System.out.println(new String(decompressedData));
}

---

From source file:net.awl.edoc.pdfa.compression.FlateDecode.java

public static void main(String[] args) throws Exception {
    Inflater inf = new Inflater(false);

    File f = new File("resources/content_2_0.ufd");
    FileInputStream fis = new FileInputStream(f);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    IOUtils.copy(fis, baos);/*w  w  w  .java 2  s .c  o m*/
    IOUtils.closeQuietly(fis);
    IOUtils.closeQuietly(baos);
    byte[] buf = baos.toByteArray();
    inf.setInput(buf);
    byte[] res = new byte[buf.length];
    int size = inf.inflate(res);
    String s = new String(res, 0, size, "utf8");
    System.err.println(s);

}

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From source file:Main.java

public static byte[] decompress(byte[] input, boolean GZIPFormat) throws IOException, DataFormatException {
    Inflater decompressor = new Inflater(GZIPFormat);
    decompressor.setInput(input);
    ByteArrayOutputStream bao = new ByteArrayOutputStream();
    byte[] readBuffer = new byte[1024];
    int readCount = 0;

    while (!decompressor.finished()) {
        readCount = decompressor.inflate(readBuffer);
        if (readCount > 0) {
            bao.write(readBuffer, 0, readCount);
        }/*  www.  j a v  a 2 s .  c o m*/
    }
    decompressor.end();
    return bao.toByteArray();
}

---

From source file:Main.java

public static String uncompress(byte[] data) throws IOException, DataFormatException {

    Inflater inflater = new Inflater();
    inflater.setInput(data);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);

    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }/*  w  w w .ja  va 2s.co  m*/
    outputStream.close();
    byte[] output = outputStream.toByteArray();

    // Decode the bytes into a String
    return new String(output, 0, output.length, "UTF-8");
}

---

From source file:Main.java

public static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);
    inflater.finished();//from  www .j av a2 s.c  om

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }
    outputStream.close();

    byte[] output = outputStream.toByteArray();
    inflater.end();
    return output;
}

---

From source file:Main.java

public static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }// w  ww. j a  va  2 s  . c o m
    outputStream.close();
    byte[] output = outputStream.toByteArray();
    /*
    LOG.debug("Original: " + data.length);
    LOG.debug("Compressed: " + output.length);
     */
    return output;
}

---

From source file:Main.java

public static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }//  w ww .  j a va2  s . c  om
    outputStream.close();
    byte[] output = outputStream.toByteArray();

    System.out.println("Original: " + data.length);
    System.out.println("Compressed: " + output.length);
    return output;
}

---

From source file:Main.java

private static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }/*from   ww  w .  j  a  va  2s  .  c o m*/
    outputStream.close();
    byte[] output = outputStream.toByteArray();
    inflater.end();

    // System.out.println("Original: " + data.length + " bytes.");
    // System.out.println("Decompressed: " + output.length + " bytes.");
    return output;
}

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