/Java/How to show the hex detail of a file in java

How to show the hex detail of a file in java

//Just some image on my hard drive
File file = new File("C:\\Users\\%username%\\Pictures\\Memes\\What_If_I_Told_You.jpg");
StringBuilder builder = new StringBuilder();
try {
    FileInputStream fin = new FileInputStream(file);
    byte[] buffer = new byte[1024];
    int bytesRead = 0;
    while((bytesRead = fin.read(buffer)) > -1)
        for(int i = 0; i < bytesRead; i++)
            builder.append(String.format("%02x", buffer[i] & 0xFF)).append(i != bytesRead - 1 ? " " : "");
} catch (IOException e) {
    e.printStackTrace();
}
System.out.println(builder.toString());

Source: stackoverflow.com

Similar codes

1 vote312 views2 answers
Android studio set background color transparent
Java
2 votes317 views3 answers
Upcasting and downcasting in java
Java
0 vote338 views1 answer
Sealed class java codegrepper
Java
0 vote353 views1 answer
Java print pdf to printer
Java
15 votes335 views2 answers
Char.at java
Java
1 vote352 views1 answer
Java temp folder property
Java
0 vote296 views2 answers
Highlight text in android studio
Java
-1 vote443 views1 answer
Spring boot show sql
Java Spring
0 vote329 views1 answer
Spring data jpa inheritance repository
Java
3 votes326 views1 answer
Java 11 download 64 bit
Java