[Java] Convert Hex to String

&lt;code&gt;
public static byte[] hexStringToByteArray(String s) {
    int len = s.length();
    byte[] data = new byte[len / 2];
    for (int i = 0; i &amp;lt; len; i += 2) {
        data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) &amp;lt;&amp;lt; 4)
          + Character.digit(s.charAt(i+1), 16));
    }
    return data;
}
&lt;/code&gt;

<code>

public static byte[] hexStringToByteArray(String s) {

int len = s.length();

byte[] data = new byte[len / 2];

for (int i = 0; i &lt; len; i += 2) {

data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) &lt;&lt; 4)

+ Character.digit(s.charAt(i+1), 16));

}

return data;

}

</code>

stackoverflow: Convert a string representation of a hex dump to a byte array using Java?

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[Java] Convert Hex to String

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