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Flume >> mail # dev >> Exception in thread "main" java.lang.NoClassDefFoundError: com/google/common/collect/Maps


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Re: Exception in thread "main" java.lang.NoClassDefFoundError: com/google/common/collect/Maps
Yeah :)

(But it looks like you are missing Guava in your runtime classpath, Kashif)
On Tue, Nov 20, 2012 at 10:29 AM, Hari Shreedharan <
[EMAIL PROTECTED]> wrote:

> This should go to one of the Hadoop User lists, not on the Flume dev list.
>
>
> Regards,
> Hari
>
>
> --
> Hari Shreedharan
>
>
> On Tuesday, November 20, 2012 at 6:22 AM, kashif khan wrote:
>
> > Dear all,
> >
> > I am running simple java program to create a directory in HDFS. The code
> as:
> >
> >
> > import org.apache.hadoop.conf.Configuration;
> > import org.apache.hadoop.fs.FileSystem;
> > import org.apache.hadoop.fs.Path;
> > import java.io.IOException;
> >
> > public class CopyFile {
> >
> > public static void main(String[] args) throws IOException{
> > Configuration conf = new Configuration();
> > //conf.set("fs.default.name (http://fs.default.name)", "
> hadoop1.brunel.ac.uk:8020");
> > conf.addResource(new Path("/etc/hadoop/conf/core-site.xml"));
> > conf.addResource(new Path ("/etc/hadoop/conf/hdfs-site.xml"));
> > FileSystem dfs = FileSystem.get(conf);
> > String dirName = "Test1";
> > Path src = new Path(dfs.getWorkingDirectory() + "/" + dirName);
> > dfs.mkdirs(src);
> > //Path scr1 = new Path("/usr/Eclipse/Output.csv");
> > //Path dst = new Path(dfs.getWorkingDirectory() + "/Test1/");
> > //dfs.copyFromLocalFile(scr1, dst);
> > System.out.println("Directory created:" + src);
> > }
> > }
> >
> >
> > Generating the following error message. Anyone have any idea about this
> > error. Please let me know.
> >
> >
> > Exception in thread "main" java.lang.NoClassDefFoundError:
> > com/google/common/collect/Maps
> > at
> >
> org.apache.hadoop.metrics2.lib.MetricsRegistry.<init>(MetricsRegistry.java:42)
> > at
> >
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.<init>(MetricsSystemImpl.java:87)
> > at
> >
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.<init>(MetricsSystemImpl.java:133)
> > at
> >
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.<init>(DefaultMetricsSystem.java:38)
> > at
> >
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.<clinit>(DefaultMetricsSystem.java:36)
> > at
> >
> org.apache.hadoop.security.UserGroupInformation$UgiMetrics.create(UserGroupInformation.java:97)
> > at
> >
> org.apache.hadoop.security.UserGroupInformation.<clinit>(UserGroupInformation.java:190)
> > at
> > org.apache.hadoop.fs.FileSystem$Cache$Key.<init>(FileSystem.java:2373)
> > at
> > org.apache.hadoop.fs.FileSystem$Cache$Key.<init>(FileSystem.java:2365)
> > at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2233)
> > at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:300)
> > at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:156)
> > at CopyFile.main(CopyFile.java:14)
> > Caused by: java.lang.ClassNotFoundException:
> com.google.common.collect.Maps
> > at java.net.URLClassLoader$1.run(URLClassLoader.java:217)
> > at java.security.AccessController.doPrivileged(Native Method)
> > at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
> > at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
> > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
> > at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
> > ... 13 more
> >
> > Please let me know, if anyone have any idea about the error.
> >
> > Many thanks
> >
> > Best regards,
> >
> > KK
>
>