Hi Chahinez, Try putting *giraph-examples-1.1.0-SNAPSHOT-for-hadoop-2.4.0-jar-with-dependencies.jar *on your classpath. The jar might have the class but that doesn't mean the jar is on your classpath.
Renato M. 2014-11-09 15:52 GMT+01:00 Chahinez BENKOUSSAS <[email protected] >: > Hi, > > I'm using the 1.1.0 version for Giraph, the 0.3 for Gora, 2.4.0 for Hadoop > and 0.94.8 for HBase. > > I've changed the options for the Input and Output format and the line > command became: > > hadoop/bin/hadoop jar $GIRAPH_EXAMPLES_JAR org.apache.giraph.GiraphRunner > -files > /usr/local/giraph/giraph-gora/conf/gora.properties,/usr/local/giraph/giraph-gora/conf/gora-hbase-mapping.xml,/usr/local/hbase/conf/hbase-site.xml > > > -Dio.serializations=org.apache.hadoop.io.serializer.WritableSerialization,org.apache.hadoop.io.serializer.JavaSerialization > > -Dgiraph.gora.datastore.class=org.apache.gora.hbase.store.HBaseStore > -Dgiraph.gora.key.class=java.lang.String > > -Dgiraph.gora.persistent.class=org.apache.giraph.io.gora.generated.GEdge > -Dgiraph.gora.start.key=0 > -Dgiraph.gora.end.key=10 > > -Dgiraph.gora.keys.factory.class=org.apache.giraph.io.gora.utils.KeyFactory > > -Dgiraph.gora.output.datastore.class=org.apache.gora.hbase.store.HBaseStore > > -Dgiraph.gora.output.key.class=java.lang.String > > -Dgiraph.gora.output.persistent.class=org.apache.giraph.io.gora.generated.GEdgeResult > > -libjars $GIRAPH_GORA_JAR,$GORA_HBASE_JAR,$HBASE_JAR > org.apache.giraph.examples.SimpleShortestPathsComputation > -eif org.apache.giraph.io.gora.GoraGEdgeEdgeInputFormat > -eof org.apache.giraph.io.gora.GoraGEdgeEdgeOutputFormat > -w 1 > > And now I have this error :/ > > > SLF4J: Class path contains multiple SLF4J bindings. > SLF4J: Found binding in > [jar:file:/usr/local/hadoop-2.4.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class] > SLF4J: Found binding in > [jar:file:/usr/local/giraph/giraph-gora/target/giraph-gora-1.1.0-SNAPSHOT-jar-with-dependencies.jar!/org/slf4j/impl/StaticLoggerBinder.class] > SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an > explanation. > SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] > 14/11/09 13:36:55 WARN util.NativeCodeLoader: Unable to load native-hadoop > library for your platform... using builtin-java classes where applicable > 14/11/09 13:36:55 INFO utils.ConfigurationUtils: No vertex input format > specified. Ensure your InputFormat does not require one. > 14/11/09 13:36:55 INFO utils.ConfigurationUtils: No vertex output format > specified. Ensure your OutputFormat does not require one. > 14/11/09 13:36:55 INFO utils.ConfigurationUtils: No input path for edge > data was specified. Ensure your InputFormat does not require one. > *Exception in thread "main" java.lang.ClassNotFoundException: > org.apache.giraph.examples.SimpleShortestPathsComputation* > at java.net.URLClassLoader$1.run(URLClassLoader.java:366) > at java.net.URLClassLoader$1.run(URLClassLoader.java:355) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:354) > at java.lang.ClassLoader.loadClass(ClassLoader.java:425) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) > at java.lang.ClassLoader.loadClass(ClassLoader.java:358) > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:190) > at > org.apache.giraph.utils.ConfigurationUtils.handleComputationClass(ConfigurationUtils.java:485) > at > org.apache.giraph.utils.ConfigurationUtils.populateGiraphConfiguration(ConfigurationUtils.java:468) > at > org.apache.giraph.utils.ConfigurationUtils.parseArgs(ConfigurationUtils.java:209) > at org.apache.giraph.GiraphRunner.run(GiraphRunner.java:74) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84) > at org.apache.giraph.GiraphRunner.main(GiraphRunner.java:124) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at org.apache.hadoop.util.RunJar.main(RunJar.java:212) > > > It can't find the class *SimpleShortestPathsComputation* !!! > I've checked the > *"giraph-examples-1.1.0-SNAPSHOT-for-hadoop-2.4.0-jar-with-dependencies.jar*" > and the class exists, so I don't know where is the problem!! > > Any help PLEASE .... > Chahinez > > > > > > > > > > Le 2014-11-09 13:06, Renato Marroquín Mogrovejo a écrit : > > Hi Chahinez, > > There is a problem in your configuration parameters. > > -vif org.apache.giraph.io.gora.GoraGEdgeEdgeInputFormat > -eof org.apache.giraph.io.gora.GoraGEdgeEdgeOutputFormat > > The option <vif> means <Vertex input format> and as you can see you are > using GoraGEdgeInputformat which as you can see is an EDGE input format. A > graph can be represented by denoting the set of vertices with their edges > or the set of edges that join vertices. That is why Giraph gives you the > option to use either of them. So if you want to use the vertex input format > you should use org.apache.giraph.io.gora.GoraGVertexVertexInputFormat or > a class that extends from org.apache.giraph.io.gora.GoraVertexInputFormat. > > > Renato M. > > > 2014-11-07 19:34 GMT+01:00 Alfonso Nishikawa <[email protected]> > : > >> Hi, Chahinez, >> >> I am not a Giraph user, and I really don't know anything about, but this >> error: >> >> java.lang.RuntimeException: class org.apache.giraph.io.gora.Gora >> GEdgeEdgeInputFormat not org.apache.giraph.io.VertexInputFormat >> >> maybe can mean that it expects a VertexInputFormat and finds a >> GoraGEdgeEdgeInputFormat. >> Taking a look at the tutorial you talk about, tells something about two >> classes that can be used (as "Vertex" and as "Edges"). >> I suggest to try with the class GoraGVertexVertexInputFormat instead of >> GoraGEdgeEdgeInputFormat. >> I comment this as a 1000% ignorant non-user of Giraph. >> >> Hope it luckily works! ;) >> >> Regards, >> >> Alfonso >> >> >> 2014-11-07 17:42 GMT+01:00 Lewis John Mcgibbney < >> [email protected]>: >> >>> Hi Chahinez, >>> Which versions of Giraph and therefore Gora are you using? >>> Renato recently upgraded Gora in Giraph to Gora v0.5 [0]. This will ship >>> with Giraph 1.1.0. >>> I'm going to work through the example with Giraph master this coming >>> lunchtime and will feed my results back to this thread. >>> It would be great if you could work with Giraph master as well as that >>> we are both on the same page. >>> Thanks >>> >>> [0] https://issues.apache.org/jira/browse/GIRAPH-946 >>> >>> On Fri, Nov 7, 2014 at 7:35 AM, Chahinez BENKOUSSAS < >>> [email protected]> wrote: >>> >>>> Hi, >>>> >>>> I followed this tuorial to run Giraph with Gora (and also Hbase) >>>> http://giraph.apache.org/gora.html >>>> >>>> At the end of the tutorial, there is a command line that enable to >>>> calculate the ShortestPath. >>>> >>>> hadoop/bin/hadoop jar $GIRAPH_EXAMPLES_JAR >>>> org.apache.giraph.GiraphRunner >>>> -files /usr/local/giraph/giraph-gora/conf/gora.properties,/usr/ >>>> local/giraph/giraph-gora/conf/gora-hbase-mapping.xml,/usr/ >>>> local/hbase/conf/hbase-site.xml >>>> -Dio.serializations=org.apache.hadoop.io.serializer. >>>> WritableSerialization,org.apache.hadoop.io.serializer.JavaSerialization >>>> -Dgiraph.gora.datastore.class=org.apache.gora.hbase.store.HBaseStore >>>> -Dgiraph.gora.key.class=java.lang.String >>>> -Dgiraph.gora.persistent.class=org.apache.giraph.io. >>>> gora.generated.GEdge >>>> -Dgiraph.gora.start.key=0 >>>> -Dgiraph.gora.end.key=10 >>>> -Dgiraph.gora.keys.factory.class=org.apache.giraph.io. >>>> gora.utils.KeyFactory >>>> -Dgiraph.gora.output.datastore.class=org.apache. >>>> gora.hbase.store.HBaseStore >>>> -Dgiraph.gora.output.key.class=java.lang.String >>>> -Dgiraph.gora.output.persistent.class=org.apache. >>>> giraph.io.gora.generated.GEdgeResult >>>> -libjars $GIRAPH_GORA_JAR,$GORA_HBASE_JAR,$HBASE_JAR >>>> org.apache.giraph.examples.SimpleShortestPathsComputation >>>> -vif org.apache.giraph.io.gora.GoraGEdgeEdgeInputFormat >>>> -eof org.apache.giraph.io.gora.GoraGEdgeEdgeOutputFormat >>>> -w 1 >>>> >>>> >>>> I have the following error: >>>> >>>> SLF4J: Class path contains multiple SLF4J bindings. >>>> SLF4J: Found binding in [jar:file:/usr/local/hadoop-2. >>>> 4.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/ >>>> slf4j/impl/StaticLoggerBinder.class] >>>> SLF4J: Found binding in [jar:file:/usr/local/giraph/ >>>> giraph-gora/target/giraph-gora-1.1.0-SNAPSHOT-jar-with- >>>> dependencies.jar!/org/slf4j/impl/StaticLoggerBinder.class] >>>> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an >>>> explanation. >>>> SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] >>>> 14/11/07 14:45:02 WARN util.NativeCodeLoader: Unable to load >>>> native-hadoop library for your platform... using builtin-java classes where >>>> applicable >>>> Exception in thread "main" java.lang.RuntimeException: class >>>> org.apache.giraph.io.gora.GoraGEdgeEdgeInputFormat not >>>> org.apache.giraph.io.VertexInputFormat >>>> at org.apache.hadoop.conf.Configuration.setClass( >>>> Configuration.java:1969) >>>> at org.apache.giraph.conf.ClassConfOption.set( >>>> ClassConfOption.java:182) >>>> at org.apache.giraph.conf.GiraphConfiguration. >>>> setVertexInputFormatClass(GiraphConfiguration.java:250) >>>> at org.apache.giraph.utils.ConfigurationUtils. >>>> populateGiraphConfiguration(ConfigurationUtils.java:315) >>>> at org.apache.giraph.utils.ConfigurationUtils.parseArgs( >>>> ConfigurationUtils.java:209) >>>> at org.apache.giraph.GiraphRunner.run(GiraphRunner.java:74) >>>> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) >>>> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84) >>>> at org.apache.giraph.GiraphRunner.main(GiraphRunner.java:124) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke( >>>> NativeMethodAccessorImpl.java:57) >>>> at sun.reflect.DelegatingMethodAccessorImpl.invoke( >>>> DelegatingMethodAccessorImpl.java:43) >>>> at java.lang.reflect.Method.invoke(Method.java:606) >>>> at org.apache.hadoop.util.RunJar.main(RunJar.java:212) >>>> >>>> >>>> I can't understand how can hadoop get the input (graph or other data) >>>> for this example !!?? and why did I got this error ??? >>>> >>>> >>>> Any help will be greatly appreciated !! >>>> Thank you. >>>> >>>> Chahinez >>>> >>>> >>> >>> >>> -- >>> *Lewis* >>> >>
