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| http://www.apache.org/licenses/LICENSE-2.0 |
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| |
| 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 |
| |