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import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.PBEKeySpec;
public class MainClass {
public static void main(String[] args) throws Exception {
PBEKeySpec keySpec = new PBEKeySpec("charArray".toCharArray());
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("PBEWithMD5AndDES");
SecretKey key = keyFactory.generateSecret(keySpec);
System.out.println(new String(key.getEncoded()));
}
}
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