Problema nas dependências

estou aprendendo Spring MVC, baixei um projeto já pronto no github do alura, só que quando dou um build estou com varios erros.

> Description	Resource	Path	Location	Type
> Failed to read artifact descriptor for org.slf4j:jcl-over-slf4j:jar:1.6.1

> org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.slf4j:jcl-over-slf4j:jar:1.6.1
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:282)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:198)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.resolveCachedArtifactDescriptor(DefaultDependencyCollector.java:535)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.getArtifactDescriptorResult(DefaultDependencyCollector.java:519)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:409)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:363)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.process(DefaultDependencyCollector.java:351)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:254)
> 	at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:316)
> 	at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:172)
> 	at org.apache.maven.project.DefaultProjectBuilder.resolveDependencies(DefaultProjectBuilder.java:215)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:188)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.readMavenProject(MavenImpl.java:636)
> 	at org.eclipse.m2e.core.internal.project.registry.DefaultMavenDependencyResolver.resolveProjectDependencies(DefaultMavenDependencyResolver.java:63)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refreshPhase2(ProjectRegistryManager.java:530)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:492)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:496)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:351)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:298)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration0(ProjectConfigurationManager.java:405)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:352)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1351)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:349)
> 	at org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:77)
> 	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:39)
> 	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)
> Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: Failure to transfer org.slf4j:jcl-over-slf4j:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:jcl-over-slf4j:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:444)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:246)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:223)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:267)
> 	... 33 more
> Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Failure to transfer org.slf4j:jcl-over-slf4j:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:jcl-over-slf4j:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException(DefaultUpdateCheckManager.java:238)
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact(DefaultUpdateCheckManager.java:206)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads(DefaultArtifactResolver.java:585)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads(DefaultArtifactResolver.java:503)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:421)
> 	... 36 more
> 	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Failed to read artifact descriptor for org.slf4j:slf4j-api:jar:1.6.1

> org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.slf4j:slf4j-api:jar:1.6.1
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:282)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:198)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.resolveCachedArtifactDescriptor(DefaultDependencyCollector.java:535)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.getArtifactDescriptorResult(DefaultDependencyCollector.java:519)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:409)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:363)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.process(DefaultDependencyCollector.java:351)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:254)
> 	at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:316)
> 	at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:172)
> 	at org.apache.maven.project.DefaultProjectBuilder.resolveDependencies(DefaultProjectBuilder.java:215)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:188)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.readMavenProject(MavenImpl.java:636)
> 	at org.eclipse.m2e.core.internal.project.registry.DefaultMavenDependencyResolver.resolveProjectDependencies(DefaultMavenDependencyResolver.java:63)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refreshPhase2(ProjectRegistryManager.java:530)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:492)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:496)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:351)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:298)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration0(ProjectConfigurationManager.java:405)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:352)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1351)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:349)
> 	at org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:77)
> 	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:39)
> 	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)
> Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: Failure to transfer org.slf4j:slf4j-api:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:slf4j-api:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:444)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:246)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:223)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:267)
> 	... 33 more
> Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Failure to transfer org.slf4j:slf4j-api:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:slf4j-api:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException(DefaultUpdateCheckManager.java:238)
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact(DefaultUpdateCheckManager.java:206)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads(DefaultArtifactResolver.java:585)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads(DefaultArtifactResolver.java:503)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:421)
> 	... 36 more
> 	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Failed to read artifact descriptor for org.slf4j:slf4j-log4j12:jar:1.6.1

> org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.slf4j:slf4j-log4j12:jar:1.6.1
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:282)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:198)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.resolveCachedArtifactDescriptor(DefaultDependencyCollector.java:535)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.getArtifactDescriptorResult(DefaultDependencyCollector.java:519)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:409)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:363)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.process(DefaultDependencyCollector.java:351)
> 	at org.eclipse.aether.internal.impl.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:254)
> 	at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:316)
> 	at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:172)
> 	at org.apache.maven.project.DefaultProjectBuilder.resolveDependencies(DefaultProjectBuilder.java:215)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:188)
> 	at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.readMavenProject(MavenImpl.java:636)
> 	at org.eclipse.m2e.core.internal.project.registry.DefaultMavenDependencyResolver.resolveProjectDependencies(DefaultMavenDependencyResolver.java:63)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refreshPhase2(ProjectRegistryManager.java:530)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:492)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$3.call(ProjectRegistryManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:496)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:351)
> 	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:298)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration0(ProjectConfigurationManager.java:405)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:352)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$2.call(ProjectConfigurationManager.java:1)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
> 	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
> 	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1351)
> 	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:349)
> 	at org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:77)
> 	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:39)
> 	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)
> Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: Failure to transfer org.slf4j:slf4j-log4j12:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:slf4j-log4j12:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:444)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:246)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:223)
> 	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:267)
> 	... 33 more
> Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Failure to transfer org.slf4j:slf4j-log4j12:pom:1.6.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact org.slf4j:slf4j-log4j12:pom:1.6.1 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException(DefaultUpdateCheckManager.java:238)
> 	at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact(DefaultUpdateCheckManager.java:206)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads(DefaultArtifactResolver.java:585)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads(DefaultArtifactResolver.java:503)
> 	at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:421)
> 	... 36 more
> 	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact antlr:antlr:jar:2.7.7	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact aopalliance:aopalliance:jar:1.0	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact com.fasterxml.jackson.core:jackson-annotations:jar:2.5.0	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact com.fasterxml.jackson.core:jackson-core:jar:2.5.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact com.fasterxml.jackson.core:jackson-databind:jar:2.5.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact commons-logging:commons-logging:jar:1.1.3	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact dom4j:dom4j:jar:1.6.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact javax.servlet.jsp:jsp-api:jar:2.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact javax.servlet.jsp.jstl:jstl-api:jar:1.2	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact javax.validation:validation-api:jar:1.0.0.GA	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact log4j:log4j:jar:1.2.16	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact mysql:mysql-connector-java:jar:5.1.15	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.apache.tomcat:tomcat-servlet-api:jar:7.0.30	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.glassfish.web:jstl-impl:jar:1.2	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.hibernate:hibernate-core:jar:4.3.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.hibernate:hibernate-entitymanager:jar:4.3.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.hibernate:hibernate-validator:jar:4.2.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.hibernate.common:hibernate-commons-annotations:jar:4.0.4.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.hibernate.javax.persistence:hibernate-jpa-2.1-api:jar:1.0.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.javassist:javassist:jar:3.18.1-GA	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.jboss:jandex:jar:1.1.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.jboss.logging:jboss-logging-annotations:jar:1.2.0.Beta1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.jboss.logging:jboss-logging:jar:3.1.3.GA	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.jboss.spec.javax.transaction:jboss-transaction-api_1.2_spec:jar:1.0.0.Final	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.slf4j:jcl-over-slf4j:jar:1.6.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.slf4j:slf4j-api:jar:1.6.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.slf4j:slf4j-log4j12:jar:1.6.1	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-aop:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-beans:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-context:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-core:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-expression:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-jdbc:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-orm:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-tx:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-web:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact org.springframework:spring-webmvc:jar:4.1.0.RELEASE	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> Missing artifact xml-apis:xml-apis:jar:1.0.b2	pom.xml	/casadocodigo	line 1	Maven Dependency Problem
> The container 'Maven Dependencies' references non existing library 'C:\Users\dayso\.m2\repository\org\slf4j\slf4j-api\1.6.1\slf4j-api-1.6.1.jar'	casadocodigo		Build path	Build Path Problem
> The method getArg() is undefined for the type MvcUriComponentsBuilder.MethodArgumentBuilder	itens.jsp	/casadocodigo/src/main/webapp/WEB-INF/views/carrinho	line 101	JSP Problem
> The method getArg() is undefined for the type MvcUriComponentsBuilder.MethodArgumentBuilder	lista.jsp	/casadocodigo/src/main/webapp/WEB-INF/views/produtos	line 23	JSP Problem
> The method getBuild() is undefined for the type MvcUriComponentsBuilder.MethodArgumentBuilder	form.jsp	/casadocodigo/src/main/webapp/WEB-INF/views/produtos	line 13	JSP Problem
> The method getBuild() is undefined for the type MvcUriComponentsBuilder.MethodArgumentBuilder	itens.jsp	/casadocodigo/src/main/webapp/WEB-INF/views/carrinho	line 39	JSP Problem
> The method getBuild() is undefined for the type MvcUriComponentsBuilder.MethodArgumentBuilder	itens.jsp	/casadocodigo/src/main/webapp/WEB-INF/views/carrinho	line 111	JSP Problem