solr/core/src/test-files/solr/collection1/conf/evil.js

var sys = Packages.java.lang.System;

function processAdd(cmd) {
  sys.getProperty("os.name");
}

function processDelete(cmd) {
}

function processMergeIndexes(cmd) {
}

function processCommit(cmd) {
}

function processRollback(cmd) {
}

function finish() {
}