| 1. Running Accumulo with new VFS ClassLoader as SystemClassLoader | |
| a. Add accumulo/test/target/TestJar-Iterators.jar to HDFS directory | |
| hadoop fs -mkdir /iterators | |
| hadoop fs -put TestJar-Iterators.jar /iterators/. | |
| b. Add vfs-reloading-classloader-0.0.1-SNAPSHOT.jar to CLASSPATH | |
| c. Add "-Djava.system.class.loader=org.apache.accumulo.classloader.vfs.ReloadingVFSClassLoader" to JAVA_OPTS | |
| d. Add "-Dvfs.class.loader.classpath=hdfs://localhost:9000/iterators/TestJar-Iterators.jar" to JAVA_OPTS | |
| e. Add "-Dvfs.class.loader.debug=true" to JAVA_OPTS | |
| f. Create table , insert some test data | |
| createtable test | |
| insert a b c this_is_a_test | |
| scan | |
| setiter -class org.apache.accumulo.test.functional.ValueReversingIterator -scan -t test -name reverse -p 100 | |