Example usage for org.apache.commons.logging Log warn

Introduction

In this page you can find the example usage for org.apache.commons.logging Log warn.

Prototype

void warn(Object message);

Source Link

Document

Logs a message with warn log level.

Usage

From source file:org.apache.tomcat.util.log.CommonLogHandler.java

/**
 * Prints log message and stack trace.//ww  w  .ja  v a 2 s.c  om
 * This method should be overriden by real logger implementations
 *
 * @param   prefix      optional prefix. 
 * @param   message      the message to log. 
 * @param   t      the exception that was thrown.
 * @param   verbosityLevel   what type of message is this?
 *             (WARNING/DEBUG/INFO etc)
 */
public void log(String prefix, String msg, Throwable t, int verbosityLevel) {
    if (prefix == null)
        prefix = "tomcat";

    org.apache.commons.logging.Log l = (org.apache.commons.logging.Log) loggers.get(prefix);
    if (l == null) {
        l = LogFactory.getLog(prefix);
        loggers.put(prefix, l);
    }

    if (verbosityLevel > this.level)
        return;

    if (t == null) {
        if (verbosityLevel == Log.FATAL)
            l.fatal(msg);
        else if (verbosityLevel == Log.ERROR)
            l.error(msg);
        else if (verbosityLevel == Log.WARNING)
            l.warn(msg);
        else if (verbosityLevel == Log.INFORMATION)
            l.info(msg);
        else if (verbosityLevel == Log.DEBUG)
            l.debug(msg);
    } else {
        if (verbosityLevel == Log.FATAL)
            l.fatal(msg, t);
        else if (verbosityLevel == Log.ERROR)
            l.error(msg, t);
        else if (verbosityLevel == Log.WARNING)
            l.warn(msg, t);
        else if (verbosityLevel == Log.INFORMATION)
            l.info(msg, t);
        else if (verbosityLevel == Log.DEBUG)
            l.debug(msg, t);
    }
}

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From source file:org.apache.tools.ant.listener.CommonsLoggingListener.java

private void realLog(final Log log, final String message, final int priority, final Throwable t) {
    final PrintStream tmpOut = System.out;
    final PrintStream tmpErr = System.err;
    System.setOut(out);/*w  w  w  . j av  a  2  s  . c o  m*/
    System.setErr(err);
    switch (priority) {
    case Project.MSG_ERR:
        if (t == null) {
            log.error(message);
        } else {
            log.error(message, t);
        }
        break;
    case Project.MSG_WARN:
        if (t == null) {
            log.warn(message);
        } else {
            log.warn(message, t);
        }
        break;
    case Project.MSG_INFO:
        if (t == null) {
            log.info(message);
        } else {
            log.info(message, t);
        }
        break;
    case Project.MSG_VERBOSE:
        log.debug(message);
        break;
    case Project.MSG_DEBUG:
        log.debug(message);
        break;
    default:
        log.error(message);
        break;
    }
    System.setOut(tmpOut);
    System.setErr(tmpErr);
}

---

From source file:org.avineas.comli.impl.LinkHandler.java

/**
 * Read a packet from the remote party./*w  ww  . j ava2 s .  c o m*/
 * 
 * @param in The input stream to read from
 * @param timeout The time to wait for a message to appear
 * @param logger The logger to use for debug messages
 * @return The packet read, if any
 * @throws IOException In case of protocol failures
 */
public static Packet read(ReadChannel in, long timeout, Log logger) throws IOException {
    Packet packet = null;
    int number;
    byte[] firstByte = new byte[1];
    while ((number = read(in, firstByte, 0, 1, timeout)) > 0 && firstByte[0] != STX) {
        logger.warn("received spurious byte " + Integer.toHexString(firstByte[0] & 0xff));
    }
    if (number < 0) {
        throw new IOException("end of stream while reading channel");
    }
    if (number > 0) {
        // Read the header away.
        byte[] data = new byte[2 * Packet.MAXSIZE];
        if (read(in, data, 0, Packet.HEADERSIZE, INTERCHARTIMEOUT) == Packet.HEADERSIZE) {
            int offset = Packet.HEADERSIZE;
            packet = new Packet(data, 0, offset);
            // There are three types of packets:
            // - Request type. Consists of address + quantity.
            // - Transfer type. Consists of address + quantity + data.
            // - Acknowledgment. Consists of single ACK.
            // This means that after we checked for an acknowledgment
            // type, we just know the size.
            int remaining;
            if (Packet.isAck(packet.getType())) {
                remaining = 3;
            } else {
                // Need to get the address and the size.
                if (read(in, data, Packet.HEADERSIZE, AddressContents.HEADERSIZE,
                        INTERCHARTIMEOUT) == AddressContents.HEADERSIZE) {
                    offset += AddressContents.HEADERSIZE;
                    AddressContents contents = new AddressContents(data, Packet.HEADERSIZE,
                            AddressContents.HEADERSIZE);
                    int dataSize = contents.getCount();
                    if (Packet.isRequest(packet.getType()))
                        remaining = 2;
                    else
                        remaining = dataSize + 2;
                } else
                    throw new IOException("unexpected timeout while reading packet");
            }
            if (read(in, data, offset, remaining, INTERCHARTIMEOUT) == remaining) {
                // Check the last bytes.
                print(logger, " <-  " + STX, data, 0, offset + remaining);
                if (data[offset + remaining - 2] != ETX) {
                    // Indicate failure.
                    throw new IOException("no ETX found at end of message");
                }
                int bcc = 0;
                for (int cnt = 0; cnt < offset + remaining; cnt++) {
                    bcc ^= data[cnt];
                }
                if (bcc != 0) {
                    throw new IOException("BCC incorrect in packet");
                }
                packet = new Packet(data, 0, offset + remaining - 2);
            } else
                throw new IOException("unexpected timeout while reading remainder of packet");
        }
    }
    return packet;
}

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From source file:org.chimi.s4s.config.Log4jConfiguratorTest.java

@Test
public void configure() {
    ByteArrayOutputStream baout = new ByteArrayOutputStream(200);
    PrintStream out = new PrintStream(baout);
    System.setOut(out);/* ww  w.  j av  a 2s .  co  m*/

    System.setProperty(Log4jConfigurator.CONFIG_PATH_SYSTEM_PROPERTY,
            "src/test/resources/org/chimi/s4s/config/test-log4j.properties");
    Log4jConfigurator.configure();

    baout.reset();

    // SLF4J 
    Logger logger = LoggerFactory.getLogger(getClass());
    logger.info("");

    assertEquals("INFO - ", new String(baout.toByteArray()).trim());

    baout.reset();

    // JCL 
    Log log = LogFactory.getLog(getClass());
    log.warn("");

    assertEquals("WARN - ", new String(baout.toByteArray()).trim());
}

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From source file:org.displaytag.exception.BaseNestableJspTagException.java

/**
 * Instantiate a new BaseNestableJspTagException.
 * @param source Class where the exception is generated
 * @param message message/*from   w  w w  .  ja  v  a 2s . co  m*/
 */
public BaseNestableJspTagException(Class source, String message) {
    super(message);
    this.sourceClass = source;

    // log exception
    Log log = LogFactory.getLog(source);

    // choose appropriate logging method
    if (getSeverity() == SeverityEnum.DEBUG) {
        log.debug(toString());
    } else if (getSeverity() == SeverityEnum.INFO) {
        log.info(toString());
    } else if (getSeverity() == SeverityEnum.WARN) {
        log.warn(toString());
    } else {
        // error - default
        log.error(toString());
    }

}

---

From source file:org.displaytag.exception.BaseNestableRuntimeException.java

/**
 * Instantiate a new BaseNestableRuntimeException.
 * @param source Class where the exception is generated
 * @param message message//from ww w.  jav  a2s . c o  m
 */
public BaseNestableRuntimeException(Class source, String message) {
    super(message);
    this.sourceClass = source;

    // log exception
    Log log = LogFactory.getLog(source);

    // choose appropriate logging method
    if (getSeverity() == SeverityEnum.DEBUG) {
        log.debug(toString());
    } else if (getSeverity() == SeverityEnum.INFO) {
        log.info(toString());
    } else if (getSeverity() == SeverityEnum.WARN) {
        log.warn(toString());
    } else {
        // error - default
        log.error(toString());
    }

}

---

From source file:org.easyrec.utils.spring.log.LoggerUtils.java

/**
 * @param logger//from   www. j a  v a  2 s  .co m
 * @param logLevel
 *
 */
public static boolean isLogLevelEnabled(Log logger, String logLevel) {
    if (logLevel.equalsIgnoreCase("info")) {
        if (logger.isInfoEnabled()) {
            return true;
        }
    } else if (logLevel.equalsIgnoreCase("debug")) {
        if (logger.isDebugEnabled()) {
            return true;
        }
    } else if (logLevel.equalsIgnoreCase("error")) {
        if (logger.isErrorEnabled()) {
            return true;
        }
    } else if (logLevel.equalsIgnoreCase("trace")) {
        if (logger.isTraceEnabled()) {
            return true;
        }
    } else if (logLevel.equalsIgnoreCase("warn")) {
        if (logger.isWarnEnabled()) {
            return true;
        }
    } else if (logLevel.equalsIgnoreCase("fatal")) {
        if (logger.isFatalEnabled()) {
            return true;
        }
    } else {
        logger.warn("Passed unknown log level '" + logLevel + "' to Aspect - returning false!");
        return false;
    }
    logger.warn("log level '" + logLevel + "' not enabled - returning false!");
    return false;
}

---

From source file:org.easyrec.utils.spring.log.LoggerUtils.java

/**
 * Writes the given 'message' to the Log 'logger' with level 'logLevel'.
 *
 * @param logger   the Log to which the message is written
 * @param logLevel the level to which the message is written
 * @param message  the message to be written
 *//*from   w  ww  . ja va2 s  .c om*/
public static void log(Log logger, String logLevel, String message) {
    if (logLevel.equalsIgnoreCase("info")) {
        if (logger.isInfoEnabled()) {
            logger.info(message);
        }
    } else if (logLevel.equalsIgnoreCase("debug")) {
        if (logger.isDebugEnabled()) {
            logger.debug(message);
        }
    } else if (logLevel.equalsIgnoreCase("error")) {
        if (logger.isErrorEnabled()) {
            logger.error(message);
        }
    } else if (logLevel.equalsIgnoreCase("trace")) {
        if (logger.isTraceEnabled()) {
            logger.trace(message);
        }
    } else if (logLevel.equalsIgnoreCase("warn")) {
        if (logger.isWarnEnabled()) {
            logger.warn(message);
        }
    } else if (logLevel.equalsIgnoreCase("fatal")) {
        if (logger.isFatalEnabled()) {
            logger.fatal(message);
        }
    } else {
        logger.error("Passed unknown log level " + logLevel + " to Aspect - logging to error instead!");
        logger.error(message);
    }
}

---

From source file:org.eclipse.emf.mwe.core.WorkflowEngine.java

private void logIssues(final Log logger, final Issues issues) {
    // log any configuration warning messages
    final Diagnostic[] issueArray = issues.getIssues();
    for (final Diagnostic issue : issueArray) {
        if (issue.getSeverity() == Diagnostic.ERROR) {
            logger.error(issue.toString());
        }/*from   w  w  w. java 2 s  .  c  om*/
        if (issue.getSeverity() == Diagnostic.WARNING) {
            logger.warn(issue.toString());
        }
        if (issue.getSeverity() == Diagnostic.INFO) {
            logger.info(issue.toString());
        }
    }
}

---

From source file:org.eclipse.gemini.blueprint.extender.internal.blueprint.activator.BlueprintContainerProcessor.java

public void preProcessRefresh(final ConfigurableOsgiBundleApplicationContext context) {
    final BundleContext bundleContext = context.getBundleContext();
    // create the ModuleContext adapter
    final BlueprintContainer blueprintContainer = createBlueprintContainer(context);

    // 1. add event listeners
    // add service publisher
    context.addApplicationListener(new BlueprintContainerServicePublisher(blueprintContainer, bundleContext));
    // add waiting event broadcaster
    context.addApplicationListener(new BlueprintWaitingEventDispatcher(context.getBundleContext()));

    // 2. add environmental managers
    context.addBeanFactoryPostProcessor(new BeanFactoryPostProcessor() {

        private static final String BLUEPRINT_BUNDLE = "blueprintBundle";
        private static final String BLUEPRINT_BUNDLE_CONTEXT = "blueprintBundleContext";
        private static final String BLUEPRINT_CONTAINER = "blueprintContainer";
        private static final String BLUEPRINT_EXTENDER = "blueprintExtenderBundle";
        private static final String BLUEPRINT_CONVERTER = "blueprintConverter";

        public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
            // lazy logger evaluation
            Log logger = LogFactory.getLog(context.getClass());

            if (!(beanFactory instanceof BeanDefinitionRegistry)) {
                logger.warn("Environmental beans will be registered as singletons instead "
                        + "of usual bean definitions since beanFactory " + beanFactory
                        + " is not a BeanDefinitionRegistry");
            }//from  w  ww  .j  a va2  s  .c  o  m

            // add blueprint container bean
            addPredefinedBlueprintBean(beanFactory, BLUEPRINT_BUNDLE, bundleContext.getBundle(), logger);
            addPredefinedBlueprintBean(beanFactory, BLUEPRINT_BUNDLE_CONTEXT, bundleContext, logger);
            addPredefinedBlueprintBean(beanFactory, BLUEPRINT_CONTAINER, blueprintContainer, logger);
            // addPredefinedBlueprintBean(beanFactory, BLUEPRINT_EXTENDER, extenderBundle, logger);
            addPredefinedBlueprintBean(beanFactory, BLUEPRINT_CONVERTER,
                    new SpringBlueprintConverter(beanFactory), logger);

            // add Blueprint conversion service
            // String[] beans = beanFactory.getBeanNamesForType(BlueprintConverterConfigurer.class, false, false);
            // if (ObjectUtils.isEmpty(beans)) {
            // beanFactory.addPropertyEditorRegistrar(new BlueprintEditorRegistrar());
            // }
            beanFactory.setConversionService(
                    new SpringBlueprintConverterService(beanFactory.getConversionService(), beanFactory));
        }

        private void addPredefinedBlueprintBean(ConfigurableListableBeanFactory beanFactory, String beanName,
                Object value, Log logger) {
            if (!beanFactory.containsLocalBean(beanName)) {
                logger.debug("Registering pre-defined bean named " + beanName);
                if (beanFactory instanceof BeanDefinitionRegistry) {
                    BeanDefinitionRegistry registry = (BeanDefinitionRegistry) beanFactory;

                    GenericBeanDefinition def = new GenericBeanDefinition();
                    def.setBeanClass(ENV_FB_CLASS);
                    ConstructorArgumentValues cav = new ConstructorArgumentValues();
                    cav.addIndexedArgumentValue(0, value);
                    def.setConstructorArgumentValues(cav);
                    def.setLazyInit(false);
                    def.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
                    registry.registerBeanDefinition(beanName, def);

                } else {
                    beanFactory.registerSingleton(beanName, value);
                }

            } else {
                logger.warn("A bean named " + beanName
                        + " already exists; aborting registration of the predefined value...");
            }
        }
    });

    // 3. add cycle breaker
    context.addBeanFactoryPostProcessor(cycleBreaker);

    BlueprintEvent creatingEvent = new BlueprintEvent(BlueprintEvent.CREATING, context.getBundle(),
            extenderBundle);
    listenerManager.blueprintEvent(creatingEvent);
    dispatcher.beforeRefresh(creatingEvent);
}

---

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