26 lines
790 B
Java
26 lines
790 B
Java
import java.lang.reflect.Field;
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public class Expose {
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public static void main(String[] args) {
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Confidential message = new Confidential("top secret text");
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Field secretField = null;
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try {
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secretField = Confidential.class.getDeclaredField("secret");
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}
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catch (NoSuchFieldException e) {
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System.err.println(e);
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System.exit(1);
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}
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secretField.setAccessible(true); // break the lock!
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try {
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String wasHidden = (String) secretField.get(message);
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System.out.println("message.secret = " + wasHidden);
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}
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catch (IllegalAccessException e) {
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// this will not happen after setAcessible(true)
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System.err.println(e);
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}
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}
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}
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