[MAPREDUCE-1014] After the 0.21 branch, MapReduce trunk doesn't compile

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 0.22.0
• Fix Version/s: 0.21.0
• Assignee: Ravi Gummadi
• Reporter: Devaraj Das
• Created: 21/Sep/09 17:06
• Updated: 24/Aug/10 21:17
• Resolved: 22/Sep/09 17:41

Description

When ant is run, the build fails with compilation problems. The first of that is:
compile-mapred-classes:
[taskdef] log4j:ERROR Could not instantiate class [org.apache.hadoop.metrics.jvm.EventCounter].
[taskdef] java.lang.ClassNotFoundException: org.apache.hadoop.metrics.jvm.EventCounter
[taskdef] at org.apache.tools.ant.AntClassLoader.findClassInComponents(AntClassLoader.java:1383)
[taskdef] at org.apache.tools.ant.AntClassLoader.findClass(AntClassLoader.java:1324)
[taskdef] at org.apache.tools.ant.AntClassLoader.loadClass(AntClassLoader.java:1072)
[taskdef] at java.lang.ClassLoader.loadClass(ClassLoader.java:254)
[taskdef] at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:402)
[taskdef] at java.lang.Class.forName0(Native Method)
[taskdef] at java.lang.Class.forName(Class.java:169)
[taskdef] at org.apache.log4j.helpers.Loader.loadClass(Loader.java:179)
[taskdef] at org.apache.log4j.helpers.OptionConverter.instantiateByClassName(OptionConverter.java:320)
[taskdef] at org.apache.log4j.helpers.OptionConverter.instantiateByKey(OptionConverter.java:121)
[taskdef] at org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:664)
[taskdef] at org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:647)
[taskdef] at org.apache.log4j.PropertyConfigurator.configureRootCategory(PropertyConfigurator.java:544)
[taskdef] at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:440)
[taskdef] at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:476)