question: public void testReadBII ( ) throws Exception { CipherInputStream stream = new CipherInputStream ( null , new NullCipher ( ) ) ; try { stream . read ( new byte [ 1 ] , 1 , 0 ) ; fail ( "NullPointerException expected" ) ; } catch ( NullPointerException e ) { } }
target:  javax.crypto.CipherInputStream#read(byte[] b, int off, int len)