Inflating hex data (IDAT section from a PNG file)

Inflate.java

import java.io.*;
import java.util.Arrays;
import java.util.zip.InflaterInputStream;
import javax.xml.bind.DatatypeConverter;

public class Inflate {
    
    public static void main(String[] args) throws Exception {
        String input = "6881EDC1010D000000C2A0F74F6D0E37A00000000000000000BE0D21000001";
        byte[] deflated = DatatypeConverter.parseHexBinary(input);
        
        ByteArrayInputStream bais = new ByteArrayInputStream(deflated);
        InflaterInputStream iis = new InflaterInputStream(bais);
        
        byte[] inflated = new byte[256*256];
        int size = iis.read(inflated);
        
        System.out.println(size);
        System.out.println(DatatypeConverter.printHexBinary(Arrays.copyOf(inflated, size)));
        
        
    }

}