Java Logger.debug方法代码示例

import org.jboss.logging.Logger; //导入方法依赖的package包/类
public InputSource resolveEntity(String publicId, String systemId)
        throws SAXException {
    for (int i = 0; i < Constants.CACHED_DTD_PUBLIC_IDS.length; i++) {
        String cachedDtdPublicId = Constants.CACHED_DTD_PUBLIC_IDS[i];
        if (cachedDtdPublicId.equals(publicId)) {
            String resourcePath = Constants.CACHED_DTD_RESOURCE_PATHS[i];
            InputStream input = this.getClass().getResourceAsStream(
                    resourcePath);
            if (input == null) {
                throw new SAXException(Localizer.getMessage(
                        "jsp.error.internal.filenotfound", resourcePath));
            }
            InputSource isrc = new InputSource(input);
            return isrc;
        }
    }
    Logger log = Logger.getLogger(MyEntityResolver.class);
    if (log.isDebugEnabled())
        log.debug("Resolve entity failed" + publicId + " " + systemId);
    log.error(Localizer.getMessage("jsp.error.parse.xml.invalidPublicId",
            publicId));
    return null;
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
@Test
public void testNothing() {
    Logger gouda = Logger.getLogger( "cheese.gouda" );

    gouda.info( "gouda info" );
    gouda.debug( "gouda debug");

    assertTrue( gouda.isTraceEnabled() );
    assertTrue( gouda.isDebugEnabled() );
    assertTrue( gouda.isInfoEnabled() );

    Logger cheddar = Logger.getLogger( "cheese.cheddar" );

    cheddar.info( "cheddar info" );
    cheddar.debug( "cheddar debug" );

    assertFalse( cheddar.isTraceEnabled() );
    assertFalse( cheddar.isDebugEnabled() );
    assertFalse( cheddar.isInfoEnabled() );
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
@Test
public void testNothing() {
    Logger gouda = Logger.getLogger( "cheese.gouda" );

    gouda.info( "gouda info" );
    gouda.debug( "gouda debug");

    assertFalse( gouda.isTraceEnabled() );
    assertFalse( gouda.isDebugEnabled() );
    assertTrue( gouda.isInfoEnabled() );

    Logger cheddar = Logger.getLogger( "cheese.cheddar" );

    cheddar.info( "cheddar info" );
    cheddar.debug( "cheddar debug" );

    assertFalse( cheddar.isTraceEnabled() );
    assertFalse( cheddar.isDebugEnabled() );
    assertTrue( cheddar.isInfoEnabled() );
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
public static void main(String[] args) throws MalformedURLException {

        // 2. Specify the alternate log manager as a system property
        System.setProperty("java.util.logging.manager", "org.jboss.logmanager.LogManager");
        
        // 3. Specify a system property point to logging.properties(optional, if not set, a configuration locator will find 'logging.properties' in the class path)
        String propUrl = JBossLoggingExample.class.getClassLoader().getResource("logging.properties").toString();
        System.out.println(propUrl);
        System.setProperty("logging.configuration", propUrl);
        
        // 4. Initialize a Logger
        Logger logger = Logger.getLogger(JBossLoggingExample.class);
        
        // 5. logging the message
        logger.trace("TRACE Message");
        logger.debug("DEBUG Message");
        logger.info("INFO Message");
        logger.warn("WARN Message");
        logger.error("Error Message");
        logger.fatal("FATAL Message");
    }
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
public static void main(String[] args) throws IOException {

        // 2. Specify the alternate log manager as a system property
        System.setProperty("java.util.logging.manager", "org.jboss.logmanager.LogManager");
        
        // 3. Configure Programmtically
        String logLevel = "TRACE";
        String logFile = "target/jboss-logging-programmtically.log";
        PropertyConfigurator configurator = new PropertyConfigurator();
        configurator.configure(createLogManagerConfig(logLevel, logFile));
        
        // 4. Initialize a Logger
        Logger logger = Logger.getLogger(JBossLoggingExample.class);
        
        // 5. logging the message
        logger.trace("TRACE Message");
        logger.debug("DEBUG Message");
        logger.info("INFO Message");
        logger.warn("WARN Message");
        logger.error("Error Message");
        logger.fatal("FATAL Message");
        
    }
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
public void warning(SAXParseException ex) throws SAXException {
    Logger log = Logger.getLogger(MyErrorHandler.class);
    if (log.isDebugEnabled())
        log.debug("ParserUtils: warning ", ex);
    // We ignore warnings
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
public static Response onException(Exception e, Logger log) {
    if (e instanceof IllegalArgumentException) {
        return badRequest(e.getMessage());
    }
    if (null != e.getCause() && e.getCause() instanceof IllegalArgumentException) {
        return badRequest(e.getCause().getMessage());
    }
    if (null != log) {
        log.debug(e.getMessage(), e);
    }
    return internalError(e.getMessage());
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
@Test
public void testCustomCategory() {
    Logger logger = Logger.getLogger("custom.category");

    logger.info("gouda info");
    logger.debug("gouda debug");
    logger.trace("gouda trace");

    assertFalse(logger.isTraceEnabled());
    assertTrue(logger.isDebugEnabled());
    assertTrue(logger.isInfoEnabled());
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
@Test
public void testCustomCategoryChildren() {
    Logger logger = Logger.getLogger("custom.category.children.Something");

    logger.info("gouda info");
    logger.debug("gouda debug");
    logger.trace("gouda trace");

    assertFalse(logger.isTraceEnabled());
    assertTrue(logger.isDebugEnabled());
    assertTrue(logger.isInfoEnabled());
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
@Test
public void testRoot() {
    Logger logger = Logger.getLogger("");

    logger.info("gouda info");
    logger.debug("gouda debug");
    logger.trace("gouda trace");

    assertTrue(logger.isTraceEnabled());
    assertTrue(logger.isDebugEnabled());
    assertTrue(logger.isInfoEnabled());
}
 

import org.jboss.logging.Logger; //导入方法依赖的package包/类
/**
 * Utility method which loads the given properties file and returns a
 * Properties object containing the key,value pairs in that file. The
 * properties files should be in the class path as this method looks to the
 * thread context class loader (TCL) to locate the resource. If the TCL is a
 * URLClassLoader the findResource(String) method is first tried. If this
 * fails or the TCL is not a URLClassLoader getResource(String) is tried. If
 * not, an absolute path is tried.
 * 
 * @param propertiesName
 *            - the name of the properties file resource
 * @param log
 *            - the logger used for trace level messages
 * @return the loaded properties file if found
 * @exception java.io.IOException
 *                thrown if the properties file cannot be found or loaded
 */
static Properties loadProperties(String propertiesName, Logger log) throws IOException {
	ClassLoader loader = ResourceActions.getContextClassLoader();
	URL url = null;
	// First check for local visibility via a URLClassLoader.findResource
	if (loader instanceof URLClassLoader) {
		URLClassLoader ucl = (URLClassLoader) loader;
		url = ResourceActions.findResource(ucl, propertiesName);
		log.trace("findResource: " + url); //$NON-NLS-1$
	}
	if (url == null)
		url = loader.getResource(propertiesName);
	if (url == null) {
		url = new URL(propertiesName);
	}

	log.trace("Properties file=" + url); //$NON-NLS-1$

	Properties bundle = new Properties();
	InputStream is = null;
	try {
		is = ResourceActions.openStream(url);
	} catch (PrivilegedActionException e) {
		throw new IOException(e.getLocalizedMessage());
	}
	if (is != null) {
		bundle.load(is);
		is.close();
	} else {
		throw new IOException("Properties file " + propertiesName + " not available");//$NON-NLS-1$ //$NON-NLS-2$
	}
	log.debug("Loaded properties, users=" + bundle.keySet());//$NON-NLS-1$
	return bundle;
}