#vulnerable code 
                                @Test
    public void testMalformedChunkEndingDecoding() throws Exception {
        String s = "5\r\n01234\r\n5\r\n56789\n\r6\r\nabcdef\r\n0\r\n\r\n";
        ReadableByteChannel channel = new ReadableByteChannelMockup(
                new String[] {s}, "US-ASCII");
        HttpParams params = new BasicHttpParams();

        SessionInputBuffer inbuf = new SessionInputBufferImpl(1024, 256, params);
        HttpTransportMetricsImpl metrics = new HttpTransportMetricsImpl();
        ChunkDecoder decoder = new ChunkDecoder(channel, inbuf, metrics);

        ByteBuffer dst = ByteBuffer.allocate(1024);

        try {
            decoder.read(dst);
            Assert.fail("MalformedChunkCodingException should have been thrown");
        } catch (MalformedChunkCodingException ex) {
            // expected
        }
    } 
                            #location 15 
                            #vulnerability type RESOURCE_LEAK
#fixed code
                                @Test
    public void testMalformedChunkEndingDecoding() throws Exception {
        String s = "5\r\n01234\r\n5\r\n56789\n\r6\r\nabcdef\r\n0\r\n\r\n";
        ReadableByteChannel channel = new ReadableByteChannelMock(
                new String[] {s}, "US-ASCII");
        HttpParams params = new BasicHttpParams();

        SessionInputBuffer inbuf = new SessionInputBufferImpl(1024, 256, params);
        HttpTransportMetricsImpl metrics = new HttpTransportMetricsImpl();
        ChunkDecoder decoder = new ChunkDecoder(channel, inbuf, metrics);

        ByteBuffer dst = ByteBuffer.allocate(1024);

        try {
            decoder.read(dst);
            Assert.fail("MalformedChunkCodingException should have been thrown");
        } catch (MalformedChunkCodingException ex) {
            // expected
        }
    }