public static List<Method> getMethods(final Object object) {
final List<Method> methods =
ReflectionUtils.getAllMethods(object.getClass())
.stream() //
.filter(
method -> !IGNORE_BY_CLASSNAME.contains(method.getDeclaringClass().getName())) //
.filter(method -> !method.getName().contains("$jacoco")) //
.sorted((method1, method2) -> method1.getName().compareTo(method2.getName())) //
.collect(Collectors.toList());
final Set<String> uniqueNames = Sets.newHashSet();
// TODO handle overloaded methods with same name correct (now they will filtered)
return methods
.stream()
.filter(
method -> {
if (uniqueNames.contains(method.getName())) {
return false;
}
uniqueNames.add(method.getName());
return true;
})
.filter(
method ->
!method.getDeclaringClass().equals(ConsoleScript.class)
|| !method.getName().equals("run"))
.collect(Collectors.toList());
}
public static Method resolveMethod(final Class<? extends IMethod> aMethod) {
String methodOgnl = aMethod.getSimpleName();
try {
String methodName;
Class<?>[] paramTypes;
if (methodOgnl.contains(tokenSeparator)) {
methodName = methodOgnl.substring(0, methodOgnl.indexOf(tokenSeparator));
String[] params =
methodOgnl.substring(methodOgnl.indexOf(tokenSeparator) + 1).split(tokenSeparator);
paramTypes = new Class<?>[params.length];
for (int i = 0; i < params.length; i++) {
String typeName = params[i].replace(arrayDescriptor, "[]").replace(pathSeparator, '.');
paramTypes[i] = ReflectionUtils.forName(typeName);
}
} else {
methodName = methodOgnl;
paramTypes = null;
}
return resolveClassOf(aMethod).getDeclaredMethod(methodName, paramTypes);
} catch (Exception e) {
throw new ReflectionsException("could not resolve to method " + aMethod.getName(), e);
}
}
@Test
public void runCodegen() throws IOException {
final Rule rule = parser.parseRule(ruleForTest(), true).withId("1");
final String sourceCode = CodeGenerator.sourceCodeForRule(rule);
Files.write(sourceCode, OUTFILE.toFile(), StandardCharsets.UTF_8);
log.info("Code:\n{}", sourceCode);
try {
ClassLoader ruleClassloader = new ClassLoader() {};
//noinspection unchecked
Class<GeneratedRule> rule$1 =
(Class<GeneratedRule>)
JCC.loadFromJava(
ruleClassloader,
"org.graylog.plugins.pipelineprocessor.$dynamic.rules.rule$1",
sourceCode);
//noinspection unchecked
final Set<Constructor> constructors =
ReflectionUtils.getConstructors(rule$1, input -> input.getParameterCount() == 1);
final Constructor onlyElement = Iterables.getOnlyElement(constructors);
final GeneratedRule generatedRule = (GeneratedRule) onlyElement.newInstance(functionRegistry);
final Message message = new Message("hello", "jenkins.torch.sh", Tools.nowUTC());
message.addField("message", "#1234");
message.addField("something_that_doesnt_exist", "foo");
final EvaluationContext context = new EvaluationContext(message);
final boolean when = generatedRule.when(context);
if (when) {
generatedRule.then(context);
}
log.info("created dynamic rule {} matches: {}", generatedRule.name(), when);
assertThat(context.currentMessage().hasField("some_identifier")).isTrue();
} catch (InvocationTargetException
| ClassNotFoundException
| InstantiationException
| IllegalAccessException e) {
log.error("Cannot load dynamically created class!", e);
}
}
public static List<Field> getFields(final Object object) {
final List<Field> fields =
ReflectionUtils.getAllFields(object.getClass())
.stream() //
.filter(field -> !IGNORE_BY_CLASSNAME.contains(field.getDeclaringClass().getName())) //
.filter(field -> !field.getName().equals("this$0")) //
.filter(field -> !field.getName().contains("$jacoco")) //
.sorted((field1, field2) -> field1.getName().compareTo(field2.getName())) //
.collect(Collectors.toList());
final Set<String> uniqueNames = Sets.newHashSet();
return fields
.stream()
.filter(
field -> {
if (uniqueNames.contains(field.getName())) {
return false;
}
uniqueNames.add(field.getName());
return true;
})
.collect(Collectors.toList());
}
static java.util.Set<Method> relevantMethods(Class<?> c, Class<? extends Annotation> a) {
return ReflectionUtils.getAllMethods(c, Predicates.and(ReflectionUtils.withAnnotation(a)));
}
