Method destroy

java/src/org/opensc/util/DestroyableChild.java:72–78

()

	 * @see javax.security.auth.Destroyable#destroy()
	 */
	public void destroy() throws DestroyFailedException
	{
		if (this.parent==null) return;
			
		this.parent.deregister(this);
		this.parent = null;
	}

	/* (non-Javadoc)
	 * @see javax.security.auth.Destroyable#isDestroyed()