Method sendSettings

test/org/apache/coyote/http2/Http2TestBase.java:980–1012

(int streamId, boolean ack, SettingValue... settings)

    void sendSettings(int streamId, boolean ack, SettingValue... settings) throws IOException {
        // length
        int settingsCount;
        if (settings == null) {
            settingsCount = 0;
        } else {
            settingsCount = settings.length;
        }

        byte[] settingFrame = new byte[9 + 6 * settingsCount];

        ByteUtil.setThreeBytes(settingFrame, 0, 6 * settingsCount);
        // type
        settingFrame[3] = FrameType.SETTINGS.getIdByte();

        if (ack) {
            settingFrame[4] = 0x01;
        }

        // Stream
        ByteUtil.set31Bits(settingFrame, 5, streamId);

        // Payload
        for (int i = 0; i < settingsCount; i++) {
            // Stops IDE complaining about possible NPE
            Assert.assertNotNull(settings);
            ByteUtil.setTwoBytes(settingFrame, (i * 6) + 9, settings[i].getSetting());
            ByteUtil.setFourBytes(settingFrame, (i * 6) + 11, settings[i].getValue());
        }

        os.write(settingFrame);
        os.flush();
    }


    void handleGoAwayResponse(int lastStream) throws Http2Exception, IOException {