[slf4j-user] Failed to load class "org.slf4j.impl.StaticLoggerBinder"
Chris Pratt
thechrispratt at gmail.com
Sun Dec 18 19:11:23 CET 2011
In your pom file you are only including the slf4j-api.jar file. You need to
add one of the implementation files like slf4j-log4j12.jar and any
supporting jars like log4j-1.2.16.jar as well.
(*Chris *)
On Dec 18, 2011 8:02 AM, "Thorsten" <oack-os at hotmail.com> wrote:
> Hi,
> in 2 classes I implement code like this:
>
> ===================
> @Stateless
> public class UserHandler {
>
>
> Logger logger = LoggerFactory.getLogger(UserController.class);
>
> @PersistenceContext(unitName = "open")
> private EntityManager em;
>
> public Userclient createUser(Userclient user) {
> em.persist(user);
> // Logging
> logger.info("User successfully created and persisted.");
> System.out.println("User successfully created and persisted.");
> return user;
> }
> ====================
>
> but the error ist the same...
>
>
> Am 18.12.2011 um 16:12 schrieb TJ Rothwell:
>
> you must add a logging implementation.
>
> http://slf4j.org/manual.html#binding
>
> On Sun, Dec 18, 2011 at 4:07 AM, Thorsten <oack-os at hotmail.com> wrote:
>
>> Hi guys,
>> Got a little problem with the logging. My project is compiled with the
>> help from maven. In my case i don't understand what ist going wrong! Maven
>> is reporting that it can't load the specified class. I tried several
>> variants in the pom.xml, but nothing help to get rid of the error. In this
>> case I'm not shure how important the logging is for the whole project.
>>
>> The error I got is:
>> SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
>> SLF4J: Defaulting to no-operation (NOP) logger implementation
>>
>> Can anybody help?
>>
>> Greetings
>> Thorsten
>>
>> The pom.xml and the Maven dependency tree is included with this E-Mail:
>>
>> ====== pom.xml =======
>> <?xml version="1.0" encoding="UTF-8"?>
>> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="
>> http://www.w3.org/2001/XMLSchema-instance"
>> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
>> http://maven.apache.org/xsd/maven-4.0.0.xsd">
>>
>>
>> <modelVersion>4.0.0</modelVersion>
>> <artifactId>demo-framework</artifactId>
>> <name>demo-framework</name>
>> <packaging>war</packaging>
>> <url>http://maven.apache.org</url>
>>
>>
>> <repositories>
>> <repository>
>> <id>jboss-public-repository-group</id>
>> <name>Jboss Repository for Maven</name>
>> <url>https://repository.jboss.org/nexus/content/groups/public/</url>
>> </repository>
>> <repository>
>> <id>java-net</id>
>> <name>Java.net Maven Repository</name>
>> <url>http://download.java.net/maven/2</url>
>> </repository>
>> </repositories>
>>
>>
>> <dependencyManagement>
>> <dependencies>
>> <dependency>
>> <groupId>org.richfaces</groupId>
>> <artifactId>richfaces-bom</artifactId>
>> <version>${org.richfaces.bom.version}</version>
>> <scope>import</scope>
>> <type>pom</type>
>> </dependency>
>> </dependencies>
>> </dependencyManagement>
>> <dependencies>
>> <!-- Logging -->
>>
>> <!-- the other slf4j jars -->
>> <dependency>
>> <groupId>org.slf4j</groupId>
>> <artifactId>slf4j-api</artifactId>
>> <version>1.6.0</version>
>> </dependency>
>> <!-- Glassfish -->
>> <dependency>
>> <groupId>org.glassfish</groupId>
>> <artifactId>javax.ejb</artifactId>
>> <version>3.1</version>
>> <scope>provided</scope>
>> </dependency>
>> <!-- Database -->
>> <dependency>
>> <groupId>org.eclipse.persistence</groupId>
>> <artifactId>javax.persistence</artifactId>
>> <version>2.0.0</version>
>> </dependency>
>> <!-- Richfaces -->
>> <dependency>
>> <groupId>org.richfaces.ui</groupId>
>> <artifactId>richfaces-components-ui</artifactId>
>> </dependency>
>> <dependency>
>> <groupId>org.richfaces.core</groupId>
>> <artifactId>richfaces-core-impl</artifactId>
>> </dependency>
>> <!-- Java Server Faces -->
>> <dependency>
>> <groupId>com.sun.faces</groupId>
>> <artifactId>jsf-api</artifactId>
>> </dependency>
>> <dependency>
>> <groupId>com.sun.faces</groupId>
>> <artifactId>jsf-impl</artifactId>
>> </dependency>
>> <dependency>
>> <groupId>javax.servlet</groupId>
>> <artifactId>servlet-api</artifactId>
>> <scope>provided</scope>
>> </dependency>
>> <dependency>
>> <groupId>javax.servlet.jsp</groupId>
>> <artifactId>jsp-api</artifactId>
>> <scope>provided</scope>
>> </dependency>
>> <dependency>
>> <groupId>javax.el</groupId>
>> <artifactId>el-api</artifactId>
>> <scope>provided</scope>
>> </dependency>
>> <dependency>
>> <groupId>javax.servlet</groupId>
>> <artifactId>jstl</artifactId>
>> </dependency>
>> <!-- Transaction between Database and Message Que -->
>> <dependency>
>> <groupId>javax.transaction</groupId>
>> <artifactId>jta</artifactId>
>> <version>1.1</version>
>> <scope>provided</scope>
>> </dependency>
>> <!-- Testing -->
>> <dependency>
>> <groupId>org.jboss.jsfunit</groupId>
>> <artifactId>jboss-jsfunit-core</artifactId>
>> <version>1.3.0.Final</version>
>> <scope>test</scope>
>> </dependency>
>> <dependency>
>> <groupId>org.jboss.jsfunit</groupId>
>> <artifactId>jboss-jsfunit-analysis</artifactId>
>> <version>1.3.0.Final</version>
>> <scope>test</scope>
>> </dependency>
>> </dependencies>
>> <!-- inherit from parent -->
>> <parent>
>> <groupId>org.open</groupId>
>> <version>0.0.1-SNAPSHOT</version>
>> <relativePath>../demo</relativePath>
>> <artifactId>demo</artifactId>
>> </parent>
>>
>>
>> <properties>
>> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
>> <org.richfaces.bom.version>4.0.0.Final</org.richfaces.bom.version>
>> </properties>
>> <build>
>> <finalName>demo-framework</finalName>
>> <plugins>
>> <plugin>
>> <groupId>org.mortbay.jetty</groupId>
>> <artifactId>maven-jetty-plugin</artifactId>
>> <version>5.1.4</version>
>> <configuration>
>> <scanIntervalSeconds>10</scanIntervalSeconds>
>> <!-- Configure the webapp -->
>> <contextPath>/biggerstrongerbetterfaster</contextPath>
>> <tmpDir>target/not/necessary</tmpDir>
>> <webDefaultXml>src/main/resources/webdefault.xml</webDefaultXml>
>> <overrideWebXml>src/main/resources/override-web.xml</overrideWebXml>
>> <!-- configure the container -->
>> <jettyConfig>/my/special/jetty.xml</jettyConfig>
>> <connectors>
>> <connector implementation="org.mortbay.jetty.nio.SelectChannelConnector"
>> >
>> <port>9090</port>
>> <maxIdleTime>60000</maxIdleTime>
>> </connector>
>> </connectors>
>> <userRealms>
>> <userRealm implementation="org.mortbay.jetty.security.HashUserRealm">
>> <name>Test Realm</name>
>> <config>etc/realm.properties</config>
>> </userRealm>
>> </userRealms>
>> <requestLog implementation="org.mortbay.jetty.NCSARequestLog">
>> <filename>target/yyyy_mm_dd.request.log</filename>
>> <retainDays>90</retainDays>
>> <append>true</append>
>> <extended>false</extended>
>> <logTimeZone>GMT</logTimeZone>
>> </requestLog>
>> </configuration>
>> </plugin>
>> <plugin>
>> <groupId>org.apache.cactus</groupId>
>> <artifactId>cactus.integration.maven2</artifactId>
>> <version>1.8.1</version>
>> <configuration>
>> <srcFile>${project.build.directory}/${project.artifactId}.war</srcFile>
>> <destFile>${project.build.directory}/${project.artifactId}-cactified.war
>> </destFile>
>> <testClasses>
>> <directory>target/test-classes</directory>
>> <includes>
>> <include>**/**Test*.class</include>
>> </includes>
>> </testClasses>
>> <libDependencies>
>> <dependency>
>> <groupId>commons-beanutils</groupId>
>> <artifactId>commons-beanutils</artifactId>
>> </dependency>
>> </libDependencies>
>> </configuration>
>> <executions>
>> <execution>
>> <id>cactus-cactifywar</id>
>> <phase>pre-integration-test</phase>
>> <goals>
>> <goal>cactifywar</goal>
>> </goals>
>> </execution>
>> </executions>
>> </plugin>
>> <plugin>
>> <groupId>org.codehaus.cargo</groupId>
>> <artifactId>cargo-maven2-plugin</artifactId>
>> <version>1.0-beta-2</version>
>> <executions>
>> <execution>
>> <id>start-container</id>
>> <phase>pre-integration-test</phase>
>> <goals>
>> <goal>start</goal>
>> </goals>
>> </execution>
>> <execution>
>> <id>stop-container</id>
>> <phase>post-integration-test</phase>
>> <goals>
>> <goal>stop</goal>
>> </goals>
>> </execution>
>> </executions>
>> <configuration>
>> <wait>false</wait>
>> <timeout>20000</timeout>
>> <container>
>> <containerId>tomcat5x</containerId>
>> <zipUrlInstaller>
>> <url>http://apache.speedbone.de/tomcat/
>> tomcat-5/v5.5.25/bin/apache-tomcat-5.5.27.zip</url>
>> <installDir>${basedir}/install</installDir>
>> </zipUrlInstaller>
>> </container>
>> <configuration>
>> <deployables>
>> <deployable>
>> <location>cactifiedByMaven2.war</location>
>> <pingURL>http://localhost:8080/test/</pingURL>
>> <properties>
>> <context>/test</context>
>> </properties>
>> </deployable>
>> </deployables>
>> </configuration>
>> </configuration>
>> </plugin>
>> <plugin>
>> <groupId>org.apache.maven.plugins</groupId>
>> <artifactId>maven-surefire-plugin</artifactId>
>> <configuration>
>> <skip>true</skip>
>> </configuration>
>> <executions>
>> <execution>
>>
>
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