final String targetName = TestTarget.class.getName();
// For instrumentation and runtime we need a IRuntime instance
// to collect execution data:
final IRuntime runtime = new LoggerRuntime();
// The Instrumenter creates a modified version of our test target class
// that contains additional probes for execution data recording:
final Instrumenter instr = new Instrumenter(runtime);
final byte[] instrumented = instr
.instrument(getTargetClass(targetName));
// Now we're ready to run our instrumented class and need to startup the
// runtime first:
runtime.startup();
// In this tutorial we use a special class loader to directly load the
// instrumented class definition from a byte[] instances.
final MemoryClassLoader memoryClassLoader = new MemoryClassLoader();
memoryClassLoader.addDefinition(targetName, instrumented);
final Class<?> targetClass = memoryClassLoader.loadClass(targetName);
// Here we execute our test target class through its Runnable interface:
final Runnable targetInstance = (Runnable) targetClass.newInstance();
targetInstance.run();
// At the end of test execution we collect execution data and shutdown
// the runtime:
final ExecutionDataStore executionData = new ExecutionDataStore();
runtime.collect(executionData, null, false);
runtime.shutdown();
// Together with the original class definition we can calculate coverage
// information:
final CoverageBuilder coverageBuilder = new CoverageBuilder(
executionData);