Java Code Examples for org.apache.commons.configuration.XMLConfiguration#configurationAt()

/**
 * Returns a list of PortDescriptions for the device.
 *
 * @return a list of descriptions.
 *
 * The RPC reply follows the following pattern:
 * //CHECKSTYLE:OFF
 * <pre>{@code
 * <?xml version="1.0" encoding="UTF-8"?>
 * <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="7">
 * <data>
 *   <components xmlns="http://openconfig.net/yang/platform">
 *     <component>....
 *     </component>
 *     <component>....
 *     </component>
 *   </components>
 * </data>
 * </rpc-reply>
 * }</pre>
 * //CHECKSTYLE:ON
 */
@Override
public List<PortDescription> discoverPortDetails() {
    try {
        XPathExpressionEngine xpe = new XPathExpressionEngine();
        NetconfSession session = getNetconfSession(did());
        if (session == null) {
            log.error("discoverPortDetails called with null session for {}", did());
            return ImmutableList.of();
        }

        CompletableFuture<String> fut = session.rpc(getDeviceComponentsBuilder());
        String rpcReply = fut.get();

        XMLConfiguration xconf = (XMLConfiguration) XmlConfigParser.loadXmlString(rpcReply);
        xconf.setExpressionEngine(xpe);

        HierarchicalConfiguration components = xconf.configurationAt("data/components");
        return parsePorts(components);
    } catch (Exception e) {
        log.error("Exception discoverPortDetails() {}", did(), e);
        return ImmutableList.of();
    }
}
 

/**
 * Returns a list of PortDescriptions for the device.
 *
 * @return a list of descriptions.
 *
 * The RPC reply follows the following pattern:
 * //CHECKSTYLE:OFF
 * <pre>{@code
 * <?xml version="1.0" encoding="UTF-8"?>
 * <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="7">
 * <data>
 *   <components xmlns="http://openconfig.net/yang/platform">
 *     <component>....
 *     </component>
 *     <component>....
 *     </component>
 *   </components>
 * </data>
 * </rpc-reply>
 * }</pre>
 * //CHECKSTYLE:ON
 */
@Override
public List<PortDescription> discoverPortDetails() {
    try {
        NetconfSession session = getNetconfSession(did());
        if (session == null) {
            log.error("discoverPortDetails called with null session for {}", did());
            return ImmutableList.of();
        }

        CompletableFuture<String> fut = session.rpc(getTerminalDeviceBuilder());
        String rpcReply = fut.get();

        XMLConfiguration xconf = (XMLConfiguration) XmlConfigParser.loadXmlString(rpcReply);
        xconf.setExpressionEngine(new XPathExpressionEngine());

        HierarchicalConfiguration logicalChannels = xconf.configurationAt("data/terminal-device/logical-channels");
        return parseLogicalChannels(logicalChannels);
    } catch (Exception e) {
        log.error("Exception discoverPortDetails() {}", did(), e);
        return ImmutableList.of();
    }
}
 

/**
 * mirror method in the internal class.
 * @param port port
 * @param component component
 * @return target power
 */
Optional<Double> getTargetPower(PortNumber port, Object component) {
    NetconfSession session = cassini.getNetconfSession(cassini.did());
    checkNotNull(session);
    String filter = parsePort(cassini, port, null, null);
    StringBuilder rpcReq = new StringBuilder();
    rpcReq.append(RPC_TAG_NETCONF_BASE)
            .append("<get>")
            .append("<filter type='subtree'>")
            .append(filter)
            .append("</filter>")
            .append("</get>")
            .append(RPC_CLOSE_TAG);
    XMLConfiguration xconf = cassini.executeRpc(session, rpcReq.toString());
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/config");
        double power = Float.valueOf(config.getString("target-output-power")).doubleValue();
        return Optional.of(power);
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

/**
 * Returns a list of PortDescriptions for the device.
 *
 * @return a list of descriptions.
 *
 * The RPC reply follows the following pattern:
 * //CHECKSTYLE:OFF
 * <pre>{@code
 * <?xml version="1.0" encoding="UTF-8"?>
 * <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="7">
 * <data>
 *   <components xmlns="http://openconfig.net/yang/platform">
 *     <component>....
 *     </component>
 *     <component>....
 *     </component>
 *   </components>
 * </data>
 * </rpc-reply>
 * }</pre>
 * //CHECKSTYLE:ON
 */
@Override
public List<PortDescription> discoverPortDetails() {
    try {
        NetconfSession session = getNetconfSession(did());
        if (session == null) {
            log.error("discoverPortDetails called with null session for {}", did());
            return ImmutableList.of();
        }

        CompletableFuture<String> fut = session.rpc(getTerminalDeviceBuilder());
        String rpcReply = fut.get();

        XMLConfiguration xconf = (XMLConfiguration) XmlConfigParser.loadXmlString(rpcReply);
        xconf.setExpressionEngine(new XPathExpressionEngine());

        HierarchicalConfiguration logicalChannels = xconf.configurationAt("data/terminal-device/logical-channels");
        return parseLogicalChannels(logicalChannels);
    } catch (Exception e) {
        log.error("Exception discoverPortDetails() {}", did(), e);
        return ImmutableList.of();
    }
}
 

/**
 * Returns a list of PortDescriptions for the device.
 *
 * @return a list of descriptions.
 *
 * The RPC reply follows the following pattern:
 * //CHECKSTYLE:OFF
 * <pre>{@code
 * <?xml version="1.0" encoding="UTF-8"?>
 * <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="7">
 * <data>
 *   <components xmlns="http://openconfig.net/yang/platform">
 *     <component>....
 *     </component>
 *     <component>....
 *     </component>
 *   </components>
 * </data>
 * </rpc-reply>
 * }</pre>
 * //CHECKSTYLE:ON
 */
@Override
public List<PortDescription> discoverPortDetails() {
    try {
        XPathExpressionEngine xpe = new XPathExpressionEngine();
        NetconfSession session = getNetconfSession(did());
        if (session == null) {
            log.error("discoverPortDetails called with null session for {}", did());
            return ImmutableList.of();
        }

        CompletableFuture<String> fut = session.rpc(getDeviceComponentsBuilder());
        String rpcReply = fut.get();

        XMLConfiguration xconf = (XMLConfiguration) XmlConfigParser.loadXmlString(rpcReply);
        xconf.setExpressionEngine(xpe);

        log.debug("REPLY {}", rpcReply);
        HierarchicalConfiguration components = xconf.configurationAt("data/components");
        return parsePorts(components);
    } catch (Exception e) {
        log.error("Exception discoverPortDetails() {}", did(), e);
        return ImmutableList.of();
    }
}
 

/**
 * mirror method in the internal class.
 *
 * @param port      port
 * @param component the component
 * @return current input power
 */
public Optional<Double> currentInputPower(PortNumber port, Object component) {
    Map<String, String> rpcMap = driver.buildRpcString(CURRENT_INPUT_POWER);
    String configString = rpcMap.get("CURRENT_INPUT_POWER_PATH"),
            queryStr = rpcMap.get("CURRENT_INPUT_POWER_ROUTE"),
            paramStr = rpcMap.get("CURRENT_INPUT_POWER_LEAF");
    XMLConfiguration xconf = getOpticalChannelState(
            driver, port, queryStr);
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt(configString);
        if (config == null || config.getString(paramStr) == null) {
            return Optional.empty();
        }
        double currentPower = Float.valueOf(config.getString(paramStr)).doubleValue();
        return Optional.of(currentPower);
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

/**
 * Get the Modulation Scheme on the component.
 *
 * @param conf HierarchicalConfiguration for path ../optical-channel/config
 * @return Optional<ModulationScheme>
 **/
public Optional<ModulationScheme> getModulation(XMLConfiguration conf) {
    HierarchicalConfiguration config =
            conf.configurationAt("data/components/component/optical-channel/config");

    String operationalMode = String.valueOf(config.getString("operational-mode"));
    /*Used for Internal Testing */
    //String modulationScheme="DP16QAM";
    ModulationScheme modulation;
    if (operationalMode.equalsIgnoreCase("62") ||
            operationalMode.equalsIgnoreCase("68")) {
        modulation = ModulationScheme.DP_16QAM;
    } else {
        modulation = ModulationScheme.DP_QPSK;
    }
    return Optional.of(modulation);
}
 

/**
 * Get the BER value pre FEC.
 *
 * @param deviceId the device identifier
 * @param port     the port identifier
 * @return the decimal value of BER
 */
@Override
public Optional<Double> getPreFecBer(DeviceId deviceId, PortNumber port) {
    NetconfSession session = NetconfSessionUtility
            .getNetconfSession(deviceId, getController());
    checkNotNull(session);

    String preFecBerFilter = generateBerFilter(deviceId, port, PRE_FEC_BER_TAG);
    String rpcRequest = getConfigOperation(preFecBerFilter);
    log.debug("RPC call for fetching Pre FEC BER : {}", rpcRequest);

    XMLConfiguration xconf = NetconfSessionUtility.executeRpc(session, rpcRequest);

    if (xconf == null) {
        log.error("Error in executing Pre FEC BER RPC");
        return Optional.empty();
    }

    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/transceiver/state/" + PRE_FEC_BER_TAG);
        if (config == null || config.getString("instant") == null) {
            return Optional.empty();
        }
        double ber = Float.valueOf(config.getString("instant")).doubleValue();
        return Optional.of(ber);

    } catch (IllegalArgumentException e) {
        log.error("Error in fetching configuration : {}", e.getMessage());
        return Optional.empty();
    }
}
 

public Optional<Range<Double>> getTargetPowerRange(PortNumber port, Object component) {
    XMLConfiguration xconf = getOpticalChannelState(
            driver, port, "<target-power-range/>");
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/target-power-range");
        double targetMin = Float.valueOf(config.getString("min")).doubleValue();
        double targetMax = Float.valueOf(config.getString("max")).doubleValue();
        return Optional.of(Range.open(targetMin, targetMax));
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

public Optional<Range<Double>> getInputPowerRange(PortNumber port, Object component) {
    XMLConfiguration xconf = getOpticalChannelState(
            driver, port, "<input-power-range/>");
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/input-power-range");
        double inputMin = Float.valueOf(config.getString("min")).doubleValue();
        double inputMax = Float.valueOf(config.getString("max")).doubleValue();
        return Optional.of(Range.open(inputMin, inputMax));
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

/**
 * Get the BER value post FEC.
 *
 * @param deviceId the device identifier
 * @param port     the port identifier
 * @return the decimal value of BER
 */
@Override
public Optional<Double> getPostFecBer(DeviceId deviceId, PortNumber port) {
    NetconfSession session = NetconfSessionUtility
            .getNetconfSession(deviceId, getController());
    checkNotNull(session);

    String postFecBerFilter = generateBerFilter(deviceId, port, POST_FEC_BER_TAG);
    String rpcRequest = getConfigOperation(postFecBerFilter);
    log.debug("RPC call for fetching Post FEC BER : {}", rpcRequest);

    XMLConfiguration xconf = NetconfSessionUtility.executeRpc(session, rpcRequest);

    if (xconf == null) {
        log.error("Error in executing Post FEC BER RPC");
        return Optional.empty();
    }

    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/transceiver/state/" + POST_FEC_BER_TAG);
        if (config == null || config.getString("instant") == null) {
            return Optional.empty();
        }
        double ber = Float.valueOf(config.getString("instant")).doubleValue();
        return Optional.of(ber);

    } catch (IllegalArgumentException e) {
        log.error("Error in fetching configuration : {}", e.getMessage());
        return Optional.empty();
    }
}
 

/**
 * Get the Modulation Scheme on the component.
 *
 * @param conf HierarchicalConfiguration for path ../optical-channel/config
 * @return Optional<ModulationScheme>
 **/
public Optional<ModulationScheme> getModulation(XMLConfiguration conf) {
    HierarchicalConfiguration config =
                    conf.configurationAt("components/component/optical-channel/config");

            String modulationScheme = String.valueOf(config.getString("modulation"));

    return Optional.of(modulationSchemeType(modulationScheme));
}
 

private double fetchDeviceSnr(TerminalDeviceModulationConfig modulationConfig, PortNumber portNumber) {
    double osnr = 0.0;
    XMLConfiguration xconf = getTerminalDeviceSnr(terminalDevice, portNumber);
    if (xconf == null) {
        return osnr;
    }
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/osnr");
        osnr = Float.valueOf(config.getString("snr")).doubleValue();
        return osnr;
    } catch (IllegalArgumentException e) {
        return osnr;
    }
}
 

/**
 * Retrieves a list of templates available for the tenant.
 * 
 * @param descriptorId
 * @return the list
 * @throws RORException
 */
public LPlatformDescriptorConfiguration getLPlatformDescriptorConfiguration(
		String descriptorId) throws IaasException {
	HashMap<String, String> request = getBasicParameters();
	request.put(LParameter.ACTION, LOperation.GET_LPLATFORM_DESCR_CONFIG);
	request.put(LParameter.LPLATFORM_DESCR_ID, descriptorId);
	XMLConfiguration result = execute(request);
	return new LPlatformDescriptorConfiguration(
			result.configurationAt("lplatformdescriptor"));
}
 

/**
 * mirror method in the internal class.
 * @param port port
 * @param component the component
 * @return current input power
 */
Optional<Double> currentInputPower(PortNumber port, Object component) {
    XMLConfiguration xconf = getOpticalChannelState(
            cassini, port, "<input-power><instant/></input-power>");
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/input-power");
        double currentPower = Float.valueOf(config.getString("instant")).doubleValue();
        return Optional.of(currentPower);
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

Optional<Range<Double>> getTargetPowerRange(PortNumber port, Object component) {
    XMLConfiguration xconf = getOpticalChannelState(
            cassini, port, "<target-power-range/>");
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/target-power-range");
        double targetMin = Float.valueOf(config.getString("min")).doubleValue();
        double targetMax = Float.valueOf(config.getString("max")).doubleValue();
        return Optional.of(Range.open(targetMin, targetMax));
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }

}
 

Optional<Range<Double>> getInputPowerRange(PortNumber port, Object component) {
    XMLConfiguration xconf = getOpticalChannelState(
            cassini, port, "<input-power-range/>");
    try {
        HierarchicalConfiguration config =
                xconf.configurationAt("data/components/component/optical-channel/state/input-power-range");
        double inputMin = Float.valueOf(config.getString("min")).doubleValue();
        double inputMax = Float.valueOf(config.getString("max")).doubleValue();
        return Optional.of(Range.open(inputMin, inputMax));
    } catch (IllegalArgumentException e) {
        return Optional.empty();
    }
}
 

public LPlatformConfiguration getConfiguration() throws IaasException,
        SuspendException {
    XMLConfiguration result = executeLPlatformAction(LOperation.GET_LPLATFORM_CONFIG);
    return new LPlatformConfiguration(result.configurationAt("lplatform"));
}
 

/**
 * Returns a list of PortDescriptions for the device.
 *
 * @return a list of descriptions.
 * <p>
 * The RPC reply follows the following pattern:
 * //CHECKSTYLE:OFF
 * <pre>{@code
 * <?xml version="1.0" encoding="UTF-8"?>
 * <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="7">
 * <data>
 *   <components xmlns="http://openconfig.net/yang/platform">
 *     <component>....
 *     </component>
 *     <component>....
 *     </component>
 *   </components>
 * </data>
 * </rpc-reply>
 * }</pre>
 * //CHECKSTYLE:ON
 */
@Override
public List<PortDescription> discoverPortDetails() {
    try {
        NetconfSession session = getNetconfSession(did());
        if (session == null) {
            log.error("discoverPortDetails called with null session for {}", did());
            return ImmutableList.of();
        }
        CompletableFuture<CharSequence> fut1 = session.asyncGet();
        String rpcReplyTest = fut1.get().toString();

        XMLConfiguration xconf = (XMLConfiguration) XmlConfigParser.loadXmlString(rpcReplyTest);
        xconf.setExpressionEngine(new XPathExpressionEngine());

        HierarchicalConfiguration logicalChannels = xconf.configurationAt("components");
        return discoverPorts(logicalChannels);
    } catch (Exception e) {
        log.error("Exception discoverPortDetails() {}", did(), e);
        return ImmutableList.of();
    }
}
 

/**
 * @return the configuration
 * @throws RORException
 */
public LServerConfiguration getConfiguration() throws IaasException {
    XMLConfiguration result = executeLServerAction(LOperation.GET_LSERVER_CONFIG);
    return new LServerConfiguration(result.configurationAt("lserver"));
}