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

Introduction

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

Prototype

void error(Object message);

Source Link

Document

Logs a message with error log level.

Usage

From source file:org.iai.rosjava_interactive.interactive_markers_java_test.MarkerTester.java

@Override
public void onStart(ConnectedNode cn) {
    final Log log = cn.getLog();
    this.node = cn;

    server = new InteractiveMarkerServer(node, "simple_marker");

    log.info("Generating Maker");

    InteractiveMarker int_marker = node.getTopicMessageFactory().newFromType(InteractiveMarker._TYPE);
    int_marker.getHeader().setFrameId("base_link");
    int_marker.getHeader().setStamp(node.getCurrentTime());

    int_marker.setName("my_marker");
    int_marker.setDescription("Simple 1-DOF Control");

    log.info("Appending Box");
    Marker boxMarker = node.getTopicMessageFactory().newFromType(Marker._TYPE);
    boxMarker.setType(Marker.CUBE);/*from   w w w.  j  a va2  s . co m*/
    boxMarker.getScale().setX(0.5);
    boxMarker.getScale().setY(0.5);
    boxMarker.getScale().setZ(0.5);

    boxMarker.getColor().setR(1f);
    boxMarker.getColor().setG(0.05f);
    boxMarker.getColor().setB(0.25f);
    boxMarker.getColor().setA(1f);
    log.error("AppendingBoxControl");
    InteractiveMarkerControl boxControl = node.getTopicMessageFactory()
            .newFromType(InteractiveMarkerControl._TYPE);
    boxControl.setAlwaysVisible(true);
    boxControl.getMarkers().add(boxMarker);

    int_marker.getControls().add(boxControl);
    log.error("AppendingRotateBoxControl");
    InteractiveMarkerControl boxRotateControl = node.getTopicMessageFactory()
            .newFromType(InteractiveMarkerControl._TYPE);
    boxRotateControl.setName("move_x");
    boxRotateControl.setInteractionMode(InteractiveMarkerControl.MOVE_AXIS);

    int_marker.getControls().add(boxRotateControl);

    log.error("AppendingFeedback");
    server.insert(int_marker, new MarkerFeedback() {

        @Override
        public void handleMarkerFeedback(InteractiveMarkerFeedback feedback) {
            log.info("FEEDBACK: " + feedback.getControlName());
        }
    }, InteractiveMarkerServer.DEFAULT_FEEDBACK_CB);

    log.error("Apply changes");

    server.applyChanges();

    node.executeCancellableLoop(new CancellableLoop() {

        @Override
        protected void setup() {
        }

        @Override
        protected void loop() throws InterruptedException {

            Thread.sleep(1000);
        }
    });
    /*
    Subscriber<std_msgs.String> subscriber = node.newSubscriber("chatter", std_msgs.String._TYPE);
    subscriber.addMessageListener(new MessageListener<std_msgs.String>() {
      @Override
      public void onNewMessage(std_msgs.String message) {
        log.info("I heard: \"" + message.getData() + "\"");
      }
    });
    */
}

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From source file:org.inwiss.platform.common.util.StringUtil.java

/**
 * Encodes a string using algorithm specified in web.xml and return the
 * resulting encrypted password. If exception, the plain credentials
 * string is returned//from  w  ww .j  a  v a 2s.  c  o  m
 *
 * @param password  Password or other credentials to use in authenticating
 *                  this username
 * @param algorithm Algorithm used to do the digest
 * @return encypted password based on the algorithm.
 */
public static String encodePassword(String password, String algorithm) {

    if (password == null) {
        return null;
    }

    Log log = LogFactory.getLog(StringUtil.class);
    byte[] unencodedPassword = password.getBytes();

    MessageDigest md;

    try {
        // first create an instance, given the provider
        md = MessageDigest.getInstance(algorithm);
    } catch (Exception e) {
        StringWriter sw = new StringWriter();
        e.printStackTrace(new PrintWriter(sw));
        if (log.isErrorEnabled()) {
            log.error(sw.toString());
        }
        return password;
    }

    md.reset();

    // call the update method one or more times
    // (useful when you don't know the size of your data, e.g. stream)
    md.update(unencodedPassword);

    // now calculate the hash
    byte[] encodedPassword = md.digest();

    StringBuffer buf = new StringBuffer();

    for (int i = 0; i < encodedPassword.length; i++) {
        if ((encodedPassword[i] & 0xff) < 0x10) {
            buf.append("0");
        }

        buf.append(Long.toString(encodedPassword[i] & 0xff, 16));
    }

    return buf.toString();
}

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From source file:org.iwethey.forums.domain.OldQuote.java

public void logMe(Log logger) {
    logger.error("POST: " + toString());
}

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From source file:org.jboss.netty.logging.CommonsLoggerTest.java

@Test
public void testError() {
    org.apache.commons.logging.Log mock = createStrictMock(org.apache.commons.logging.Log.class);

    mock.error("a");
    replay(mock);/*from   w w  w.  j a  v a  2  s  .c  o  m*/

    InternalLogger logger = new CommonsLogger(mock, "foo");
    logger.error("a");
    verify(mock);
}

---

From source file:org.jboss.set.aphrodite.common.Utils.java

public static void logException(Log log, String message, Exception e) {
    if (log.isErrorEnabled()) {
        if (message == null)
            log.error(e);
        else//from w  w  w .  j a v  a2  s .c o  m
            log.error(message, e);
    }
}

---

From source file:org.jkcsoft.java.util.JndiHelper.java

public static void logLdap(Log plog, int level, int nth, Object dirEntry) throws NamingException {
    try {/*  w  w  w  .  jav a2 s . c o  m*/
        if (dirEntry instanceof NamingEnumeration) {
            NamingEnumeration nameEnum = (NamingEnumeration) dirEntry;
            JndiHelper.logLevel(plog, level, nth, "Naming Enumeration: " + nameEnum);
            try {
                int nthThis = 0;
                List nameList = new Vector(Collections.list(nameEnum));
                Collections.sort(nameList, new Comparator() {
                    public int compare(Object o1, Object o2) {
                        if (o1 instanceof Attribute) {
                            return String.CASE_INSENSITIVE_ORDER.compare(((Attribute) o1).getID(),
                                    ((Attribute) o2).getID());
                        }
                        return 0;
                    }
                });
                Iterator nameIter = nameList.iterator();
                while (nameIter.hasNext()) {
                    logLdap(plog, level + 1, nthThis++, nameIter.next());
                }
            } catch (NamingException ex) {
                plog.error("Exception iterating thru NamingEnumeration: " + ex.getMessage());
            }
        } else if (dirEntry instanceof Attribute) {
            Attribute dirAttr = (Attribute) dirEntry;
            JndiHelper.logLevel(plog, level, nth, "Attribute: [" + dirAttr + "]");
        } else if (dirEntry instanceof DirContext) {
            DirContext lctx = (DirContext) dirEntry;
            JndiHelper.logLevel(plog, level, nth,
                    "LDAP Context: DN [" + lctx.getNameInNamespace() + "]" + " Attributes ==>");
            logLdap(plog, level, nth, lctx.getAttributes("").getAll());
        } else if (dirEntry instanceof SearchResult) {
            SearchResult sr = (SearchResult) dirEntry;
            JndiHelper.logLevel(plog, level, nth, "SearchResult: ClassName of Bound Object ["
                    + sr.getClassName() + "]" + " Name: [" + sr.getName() + "]" + " Bound Object ==>");
            //                sr.s
            logLdap(plog, level, nth, sr.getObject());
            logLdap(plog, level, nth, sr.getAttributes().getAll());
        } else {
            JndiHelper.logLevel(plog, level, nth, "(?) class of entry: [" + dirEntry + "]");
        }
        nth++;
    } catch (NamingException e1) {
        plog.error("Naming Exception (will try to continue): " + e1.getMessage());
    }
}

---

From source file:org.kuali.rice.krad.datadictionary.validator.ValidationController.java

/**
 * Writes the results of the validation to an output file
 *
 * @param log - The Log4j logger the output is sent to
 * @param validator - The filled validator
 * @param passed - Whether the validation passed or not
 *///  w ww.  ja  v a 2  s.  c o m
protected void writeToLog(Log log, Validator validator, boolean passed) {
    log.info("Passed: " + passed);
    if (displayErrors) {
        log.info("Number of Errors: " + validator.getNumberOfErrors());
    }
    if (displayWarnings) {
        log.info("Number of Warnings: " + validator.getNumberOfWarnings());
    }

    if (displayErrorMessages) {
        for (int i = 0; i < validator.getErrorReportSize(); i++) {
            if (validator.getErrorReport(i).getErrorStatus() == ErrorReport.ERROR) {
                if (displayXmlPages) {
                    log.error(validator.getErrorReport(i).errorMessage()
                            + validator.getErrorReport(i).errorPageList());
                } else {
                    log.error(validator.getErrorReport(i).errorMessage());
                }

            } else {
                if (displayWarningMessages) {
                    if (displayXmlPages) {
                        log.warn(validator.getErrorReport(i).errorMessage()
                                + validator.getErrorReport(i).errorPageList());
                    } else {
                        log.warn(validator.getErrorReport(i).errorMessage());
                    }
                }
            }

        }
    }
}

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From source file:org.lilyproject.runtime.classloading.ClassLoaderBuilder.java

public static synchronized ClassLoader build(List<ClasspathEntry> classpathEntries,
        ClassLoader parentClassLoader, ArtifactRepository repository)
        throws ArtifactNotFoundException, MalformedURLException {

    if (classLoaderCacheEnabled) {
        ///*from   w  w  w  .j a  v a  2 s.  co  m*/
        // About the ClassLoader cache:
        //  The ClassLoader cache was introduced to handle leaks in the 'Perm Gen' and 'Code Cache'
        //  JVM memory spaces when repeatedly restarting Lily Runtime within the same JVM. In such cases,
        //  on each restart Lily Runtime would construct new class loaders, hence the classes loaded through
        //  them would be new and would stress those JVM memory spaces.
        //
        //  The solution here is good enough for what it is intended to do (restarting the same Lily Runtime
        //  app, unchanged, many times). There is no cache cleaning and the cache key calculation
        //  is not perfect, so if you would enable the cache when starting a wide variety of Lily Runtime
        //  apps within one VM or for reloading changed Lily Runtime apps, it could be problematic.
        //
        StringBuilder cacheKeyBuilder = new StringBuilder(2000);
        for (ClasspathEntry entry : classpathEntries) {
            cacheKeyBuilder.append(entry.getArtifactRef()).append("\u2603" /* unicode snowman as separator */);
        }

        // Add some identification of the parent class loader
        if (parentClassLoader instanceof URLClassLoader) {
            for (URL url : ((URLClassLoader) parentClassLoader).getURLs()) {
                cacheKeyBuilder.append(url.toString());
            }
        }

        String cacheKey = cacheKeyBuilder.toString();

        ClassLoader classLoader = classLoaderCache.get(cacheKey);
        if (classLoader == null) {
            Log log = LogFactory.getLog(ClassLoaderBuilder.class);
            log.debug("Creating and caching a new classloader");
            classLoader = create(classpathEntries, parentClassLoader, repository);
            classLoaderCache.put(cacheKey, classLoader);
        } else if (classLoader.getParent() != parentClassLoader) {
            Log log = LogFactory.getLog(ClassLoaderBuilder.class);
            log.error("Lily Runtime ClassLoader cache: parentClassLoader of cache ClassLoader is different"
                    + " from the specified one. Returning the cached one anyway.");
        }

        return classLoader;
    } else {
        return create(classpathEntries, parentClassLoader, repository);
    }
}

---

From source file:org.modelibra.util.Log4jConfigurator.java

public static void main(String[] args) {
    Log4jConfigurator log4jConfigurator = new Log4jConfigurator();
    log4jConfigurator.configure();//  w  ww. j  a v  a2 s  .c o  m

    Log log = LogFactory.getLog(Log4jConfigurator.class);
    log.info("Check if log4j works for info.");

    // Goes to info.html and not to error.html!?
    log.error("Check if log4j works for error.");

}

---

From source file:org.nuxeo.ecm.automation.core.operations.LogOperation.java

@OperationMethod
public void run() {
    if (category == null) {
        category = "org.nuxeo.ecm.automation.logger";
    }//from  w ww.  j a v a2 s .co  m

    Log log = LogFactory.getLog(category);

    if ("debug".equals(level)) {
        log.debug(message);
        return;
    }

    if ("warn".equals(level)) {
        log.warn(message);
        return;
    }

    if ("error".equals(level)) {
        log.error(message);
        return;
    }
    // in any other case, use info log level
    log.info(message);

}

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