Example usage for java.util.logging Logger severe

Introduction

In this page you can find the example usage for java.util.logging Logger severe.

Prototype

public void severe(Supplier<String> msgSupplier) 

Source Link

Document

Log a SEVERE message, which is only to be constructed if the logging level is such that the message will actually be logged.

Usage

From source file:MainClass.java

public static void main(String[] args) {
    Logger logger = Logger.getLogger("com.java2s.log");

    logger.severe("severe");
    logger.warning("warning");
    logger.info("info");
    logger.config("config");
    logger.fine("fine");
    logger.finer("finer");
    logger.finest("value =" + 42);
}

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From source file:Logging.java

public static void main(String[] args) {
    Logger log = Logger.getLogger("global");

    log.finest("A");
    log.finer("B");
    log.fine("C");
    log.config("D");
    log.info("E");
    log.warning("O");
    log.severe("A");
}

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From source file:MyHtmlFormatter.java

public static void main(String[] argv) throws Exception {
    Logger logger = Logger.getLogger("com.mycompany");
    FileHandler fh = new FileHandler("mylog.html");
    fh.setFormatter(new MyHtmlFormatter());
    logger.addHandler(fh);/*  w ww.  j a  v a 2s .  co  m*/

    logger.setLevel(Level.ALL);
    logger.severe("my severe message");
    logger.info("my info message");
    logger.entering("Main class", "myMethod", new Object[] { "para1", "para2" });
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    Logger logger = Logger.getLogger("com.mycompany");
    FileHandler fh = new FileHandler("mylog.txt");
    fh.setFormatter(new SimpleFormatter());
    logger.addHandler(fh);// w w w.  j a v  a  2s . c o  m

    // fh = new FileHandler("mylog.xml");
    // fh.setFormatter(new XMLFormatter());
    // logger.addHandler(fh);

    // Log a few messages
    logger.severe("my severe message");
    logger.warning("my warning message");
    logger.info("my info message");
    logger.config("my config message");
    logger.fine("my fine message");
    logger.finer("my finer message");
    logger.finest("my finest message");
}

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From source file:MainClass.java

public static void main(String args[]) {

    Logger logger = Logger.getLogger("my.log");

    Handler handler = null;//from w  w w  .  ja v  a 2 s. co  m

    try {
        handler = new FileHandler("messages.log");
    } catch (IOException e) {
        System.out.println("Could not create file. Using the console handler");
        handler = new ConsoleHandler();
    }

    logger.addHandler(handler);

    handler.setFormatter(new XMLFormatter());

    logger.info("Our first logging message");
    logger.severe("Something terrible happened");
}

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From source file:net.roboconf.doc.generator.internal.GraphUtils.java

/**
 * Decodes an hexadecimal color and resolves it as an AWT color.
 * @param value the value to decode/*from  ww w .j  av a 2 s .co m*/
 * @param defaultValue the default value to use if value is invalid
 * @return a color (not null)
 */
static Color decode(String value, String defaultValue) {

    Color result;
    try {
        result = Color.decode(value);

    } catch (NumberFormatException e) {
        Logger logger = Logger.getLogger(GraphUtils.class.getName());
        logger.severe("The specified color " + value + " could not be parsed. Back to default value: "
                + defaultValue);
        Utils.logException(logger, e);
        result = Color.decode(defaultValue);
    }

    return result;
}

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From source file:eu.wordnice.wnconsole.WNCUtils.java

/*** PROTECTED ***/
protected static Handler.OneVoidHandler<Logger> createOnDisable(final ServerSocket sock) {
    return new Handler.OneVoidHandler<Logger>() {
        @Override// ww w.  ja va2 s . co m
        public void handle(Logger lg) {
            try {
                sock.close();
                lg.info("WNConsole was disabled!");
            } catch (Throwable tr) {
                lg.severe("Ups, cannot close server service! Details:");
                tr.printStackTrace();
            }
        }
    };
}

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From source file:com.google.apphosting.vmruntime.VmApiProxyDelegate.java

/**
 * Convert the RemoteApiPb.RpcError to the appropriate exception.
 *
 * @param rpcError the RemoteApiPb.RpcError.
 * @param packageName the name of the API package.
 * @param methodName the name of the method within the API package.
 * @param logger the Logger used to create log messages.
 * @return ApiProxyException/*from ww w .  j av  a  2 s . co m*/
 */
private static ApiProxyException convertApiResponseRpcErrorToException(RemoteApiPb.RpcError rpcError,
        String packageName, String methodName, Logger logger) {

    int rpcCode = rpcError.getCode();
    String errorDetail = rpcError.getDetail();
    if (rpcCode > RemoteApiPb.RpcError.ErrorCode.values().length) {
        logger.severe("Received unrecognized error code from server: " + rpcError.getCode() + " details: "
                + errorDetail);
        return new ApiProxy.UnknownException(packageName, methodName);
    }
    RemoteApiPb.RpcError.ErrorCode errorCode = RemoteApiPb.RpcError.ErrorCode.values()[rpcError.getCode()];
    logger.warning(
            "RPC failed, API=" + packageName + "." + methodName + " : " + errorCode + " : " + errorDetail);

    // This is very similar to apphosting/utils/runtime/ApiProxyUtils.java#convertApiError,
    // which is for APIResponse. TODO(user): retire both in favor of gRPC.
    switch (errorCode) {
    case CALL_NOT_FOUND:
        return new ApiProxy.CallNotFoundException(packageName, methodName);
    case PARSE_ERROR:
        return new ApiProxy.ArgumentException(packageName, methodName);
    case SECURITY_VIOLATION:
        logger.severe("Security violation: invalid request id used!");
        return new ApiProxy.UnknownException(packageName, methodName);
    case CAPABILITY_DISABLED:
        return new ApiProxy.CapabilityDisabledException(errorDetail, packageName, methodName);
    case OVER_QUOTA:
        return new ApiProxy.OverQuotaException(packageName, methodName);
    case REQUEST_TOO_LARGE:
        return new ApiProxy.RequestTooLargeException(packageName, methodName);
    case RESPONSE_TOO_LARGE:
        return new ApiProxy.ResponseTooLargeException(packageName, methodName);
    case BAD_REQUEST:
        return new ApiProxy.ArgumentException(packageName, methodName);
    case CANCELLED:
        return new ApiProxy.CancelledException(packageName, methodName);
    case FEATURE_DISABLED:
        return new ApiProxy.FeatureNotEnabledException(errorDetail, packageName, methodName);
    case DEADLINE_EXCEEDED:
        return new ApiProxy.ApiDeadlineExceededException(packageName, methodName);
    default:
        return new ApiProxy.UnknownException(packageName, methodName);
    }
}

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From source file:edu.umass.cs.utils.Util.java

public static Object suicide(Logger logger, String error) {
    logger.severe(error);
    new RuntimeException(error).printStackTrace();
    System.exit(1);//from  w  w w.ja va  2s .com
    return null; // will never come here
}

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From source file:net.roboconf.agent.internal.misc.UserDataUtils.java

/**
 * Configures the agent from Azure./* w  ww.  j av a 2 s  .c  om*/
 * @param logger a logger
 * @return the agent's data, or null if they could not be parsed
 */
public static AgentProperties findParametersForAzure(Logger logger) {

    String userData = "";
    try {
        // Get the user data from /var/lib/waagent/ovf-env.xml and decode it
        String userDataEncoded = getValueOfTagInXMLFile("/var/lib/waagent/ovf-env.xml", "CustomData");
        userData = new String(Base64.decodeBase64(userDataEncoded.getBytes("UTF-8")), "UTF-8");

    } catch (IOException | ParserConfigurationException | SAXException e) {
        logger.severe("The agent properties could not be read. " + e.getMessage());
        Utils.logException(logger, e);
    }

    // Get the public IP Address from /var/lib/waagent/SharedConfig.xml
    AgentProperties result = null;
    String publicIPAddress;
    try {
        result = AgentProperties.readIaasProperties(userData, logger);
        publicIPAddress = getSpecificAttributeOfTagInXMLFile("/var/lib/waagent/SharedConfig.xml", "Endpoint",
                "loadBalancedPublicAddress");
        result.setIpAddress(publicIPAddress);

    } catch (ParserConfigurationException | SAXException e) {
        logger.severe("The agent could not retrieve a public IP address. " + e.getMessage());
        Utils.logException(logger, e);

    } catch (IOException e) {
        logger.severe("The agent could not retrieve its configuration. " + e.getMessage());
        Utils.logException(logger, e);
    }

    return result;
}

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