public DefaultTransformerRegistry(CamelContext context) {
// do not stop on eviction, as the endpoint may still be in use
super(
CamelContextHelper.getMaximumEndpointCacheSize(context),
CamelContextHelper.getMaximumEndpointCacheSize(context),
false);
// static map to hold endpoints we do not want to be evicted
this.staticMap = new ConcurrentHashMap<TransformerKey, Transformer>();
this.context = context;
}
public TabularData listEips() throws Exception {
try {
// find all EIPs
Map<String, Properties> eips = context.findEips();
TabularData answer = new TabularDataSupport(CamelOpenMBeanTypes.listEipsTabularType());
// gather EIP detail for each eip
for (Map.Entry<String, Properties> entry : eips.entrySet()) {
String name = entry.getKey();
String title = (String) entry.getValue().get("title");
String description = (String) entry.getValue().get("description");
String label = (String) entry.getValue().get("label");
String type = (String) entry.getValue().get("class");
String status = CamelContextHelper.isEipInUse(context, name) ? "in use" : "on classpath";
CompositeType ct = CamelOpenMBeanTypes.listEipsCompositeType();
CompositeData data =
new CompositeDataSupport(
ct,
new String[] {"name", "title", "description", "label", "status", "type"},
new Object[] {name, title, description, label, status, type});
answer.put(data);
}
return answer;
} catch (Exception e) {
throw ObjectHelper.wrapRuntimeCamelException(e);
}
}
/** Populates a {@link MapMessage} from a {@link Map} instance. */
protected void populateMapMessage(MapMessage message, Map<?, ?> map, CamelContext context)
throws JMSException {
for (Entry<?, ?> entry : map.entrySet()) {
String keyString = CamelContextHelper.convertTo(context, String.class, entry.getKey());
if (keyString != null) {
message.setObject(keyString, entry.getValue());
}
}
}
/**
* Determines if redelivery is enabled by checking if any of the redelivery policy settings may
* allow redeliveries.
*
* @return <tt>true</tt> if redelivery is possible, <tt>false</tt> otherwise
* @throws Exception can be thrown
*/
private boolean determineIfRedeliveryIsEnabled() throws Exception {
// determine if redeliver is enabled either on error handler
if (getRedeliveryPolicy().getMaximumRedeliveries() != 0) {
// must check for != 0 as (-1 means redeliver forever)
return true;
}
if (retryWhilePolicy != null) {
return true;
}
// or on the exception policies
if (!exceptionPolicies.isEmpty()) {
// walk them to see if any of them have a maximum redeliveries > 0 or retry until set
for (OnExceptionDefinition def : exceptionPolicies.values()) {
if (def.getRedeliveryPolicy() != null) {
String ref = def.getRedeliveryPolicyRef();
if (ref != null) {
// lookup in registry if ref provided
RedeliveryPolicy policy =
CamelContextHelper.mandatoryLookup(camelContext, ref, RedeliveryPolicy.class);
if (policy.getMaximumRedeliveries() != 0) {
// must check for != 0 as (-1 means redeliver forever)
return true;
}
} else {
Integer max =
CamelContextHelper.parseInteger(
camelContext, def.getRedeliveryPolicy().getMaximumRedeliveries());
if (max != null && max != 0) {
// must check for != 0 as (-1 means redeliver forever)
return true;
}
}
}
if (def.getRetryWhilePolicy() != null || def.getRetryWhile() != null) {
return true;
}
}
}
return false;
}
@Override
protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters)
throws Exception {
EventBus resolvedEventBus = eventBus;
if (resolvedEventBus == null) {
resolvedEventBus =
CamelContextHelper.mandatoryLookup(getCamelContext(), remaining, EventBus.class);
}
return new GuavaEventBusEndpoint(uri, this, resolvedEventBus, listenerInterface);
}
protected void configureScheduledPollConsumerProperties(
Map<String, Object> options, Map<String, Object> consumerProperties) {
// special for scheduled poll consumers as we want to allow end users to configure its options
// from the URI parameters without the consumer. prefix
Map<String, Object> schedulerProperties =
IntrospectionSupport.extractProperties(options, "scheduler.");
if (schedulerProperties != null && !schedulerProperties.isEmpty()) {
setSchedulerProperties(schedulerProperties);
}
if (scheduler == null && schedulerName != null) {
if ("none".equals(schedulerName)) {
// no cron scheduler in use
scheduler = null;
} else if ("spring".equals(schedulerName)) {
// special for scheduler if its "spring" or "quartz2"
try {
Class<? extends ScheduledPollConsumerScheduler> clazz =
getCamelContext()
.getClassResolver()
.resolveMandatoryClass(SPRING_SCHEDULER, ScheduledPollConsumerScheduler.class);
setScheduler(getCamelContext().getInjector().newInstance(clazz));
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException(
"Cannot load "
+ SPRING_SCHEDULER
+ " from classpath. Make sure camel-spring.jar is on the classpath.",
e);
}
} else if ("quartz2".equals(schedulerName)) {
// special for scheduler if its "spring" or "quartz2"
try {
Class<? extends ScheduledPollConsumerScheduler> clazz =
getCamelContext()
.getClassResolver()
.resolveMandatoryClass(QUARTZ_2_SCHEDULER, ScheduledPollConsumerScheduler.class);
setScheduler(getCamelContext().getInjector().newInstance(clazz));
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException(
"Cannot load "
+ QUARTZ_2_SCHEDULER
+ " from classpath. Make sure camel-quarz2.jar is on the classpath.",
e);
}
} else {
// must refer to a custom scheduler by the given name
setScheduler(
CamelContextHelper.mandatoryLookup(
getCamelContext(), schedulerName, ScheduledPollConsumerScheduler.class));
}
}
}
@Override
protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters)
throws Exception {
CamelContext camelContext = getCamelContext();
int idx = remaining.indexOf(":");
if (idx <= 0) {
throw new IllegalArgumentException(BAD_FORMAT_MESSAGE);
}
String bindingName = remaining.substring(0, idx);
String delegateURI = remaining.substring(idx + 1);
if (delegateURI.isEmpty()) {
throw new IllegalArgumentException(BAD_FORMAT_MESSAGE);
}
Binding binding = CamelContextHelper.mandatoryLookup(camelContext, bindingName, Binding.class);
Endpoint delegate = getMandatoryEndpoint(camelContext, delegateURI);
return new BindingEndpoint(uri, this, binding, delegate);
}
/**
* Creates a {@link org.apache.camel.spi.RestConfiguration} instance based on the definition
*
* @param context the camel context
* @return the configuration
* @throws Exception is thrown if error creating the configuration
*/
public RestConfiguration asRestConfiguration(CamelContext context) throws Exception {
RestConfiguration answer = new RestConfiguration();
if (component != null) {
answer.setComponent(CamelContextHelper.parseText(context, component));
}
if (scheme != null) {
answer.setScheme(CamelContextHelper.parseText(context, scheme));
}
if (host != null) {
answer.setHost(CamelContextHelper.parseText(context, host));
}
if (port != null) {
answer.setPort(CamelContextHelper.parseInteger(context, port));
}
if (bindingMode != null) {
answer.setBindingMode(bindingMode.name());
}
if (!componentProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : componentProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setComponentProperties(props);
}
if (!endpointProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : endpointProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setEndpointProperties(props);
}
if (!consumerProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : consumerProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setConsumerProperties(props);
}
return answer;
}
@Override
public Processor createProcessor(RouteContext routeContext) throws Exception {
BeanProcessor answer;
Class<?> clazz = bean != null ? bean.getClass() : null;
BeanHolder beanHolder;
if (ObjectHelper.isNotEmpty(ref)) {
if (cache != null && cache) {
// cache the registry lookup which avoids repeat lookup in the registry
beanHolder = new RegistryBean(routeContext.getCamelContext(), ref).createCacheHolder();
} else {
beanHolder = new RegistryBean(routeContext.getCamelContext(), ref);
}
// bean holder will check if the bean exists
bean = beanHolder.getBean();
answer = new BeanProcessor(beanHolder);
} else {
if (bean == null) {
if (beanType == null && beanClass == null) {
throw new IllegalArgumentException("bean, ref or beanType must be provided");
}
// the clazz is either from beanType or beanClass
if (beanType != null) {
try {
clazz =
routeContext.getCamelContext().getClassResolver().resolveMandatoryClass(beanType);
} catch (ClassNotFoundException e) {
throw ObjectHelper.wrapRuntimeCamelException(e);
}
} else {
clazz = beanClass;
}
// create a bean if there is a default public no-arg constructor
if (ObjectHelper.hasDefaultPublicNoArgConstructor(clazz)) {
bean = CamelContextHelper.newInstance(routeContext.getCamelContext(), clazz);
ObjectHelper.notNull(bean, "bean", this);
}
}
// validate the bean type is not from java so you by mistake think its a reference
// to a bean name but the String is being invoke instead
if (bean instanceof String) {
throw new IllegalArgumentException(
"The bean instance is a java.lang.String type: "
+ bean
+ ". We suppose you want to refer to a bean instance by its id instead. Please use beanRef.");
}
// the holder should either be bean or type based
beanHolder =
bean != null
? new ConstantBeanHolder(bean, routeContext.getCamelContext())
: new ConstantTypeBeanHolder(clazz, routeContext.getCamelContext());
answer = new BeanProcessor(beanHolder);
}
// check for method exists
if (method != null) {
answer.setMethod(method);
// check there is a method with the given name, and leverage BeanInfo for that
BeanInfo beanInfo = beanHolder.getBeanInfo();
if (bean != null) {
// there is a bean instance, so check for any methods
if (!beanInfo.hasMethod(method)) {
throw ObjectHelper.wrapRuntimeCamelException(
new MethodNotFoundException(null, bean, method));
}
} else if (clazz != null) {
// there is no bean instance, so check for static methods only
if (!beanInfo.hasStaticMethod(method)) {
throw ObjectHelper.wrapRuntimeCamelException(
new MethodNotFoundException(null, clazz, method, true));
}
}
}
return answer;
}
@SuppressWarnings("deprecation")
public MethodInfo(
CamelContext camelContext,
Class<?> type,
Method method,
List<ParameterInfo> parameters,
List<ParameterInfo> bodyParameters,
boolean hasCustomAnnotation,
boolean hasHandlerAnnotation) {
this.camelContext = camelContext;
this.type = type;
this.method = method;
this.parameters = parameters;
this.bodyParameters = bodyParameters;
this.hasCustomAnnotation = hasCustomAnnotation;
this.hasHandlerAnnotation = hasHandlerAnnotation;
this.parametersExpression = createParametersExpression();
Map<Class<?>, Annotation> collectedMethodAnnotation = collectMethodAnnotations(type, method);
Pattern oneway = findOneWayAnnotation(method);
if (oneway != null) {
pattern = oneway.value();
}
org.apache.camel.RoutingSlip routingSlipAnnotation =
(org.apache.camel.RoutingSlip)
collectedMethodAnnotation.get(org.apache.camel.RoutingSlip.class);
if (routingSlipAnnotation != null && matchContext(routingSlipAnnotation.context())) {
routingSlip = new RoutingSlip(camelContext);
routingSlip.setDelimiter(routingSlipAnnotation.delimiter());
routingSlip.setIgnoreInvalidEndpoints(routingSlipAnnotation.ignoreInvalidEndpoints());
// add created routingSlip as a service so we have its lifecycle managed
try {
camelContext.addService(routingSlip);
} catch (Exception e) {
throw ObjectHelper.wrapRuntimeCamelException(e);
}
}
org.apache.camel.DynamicRouter dynamicRouterAnnotation =
(org.apache.camel.DynamicRouter)
collectedMethodAnnotation.get(org.apache.camel.DynamicRouter.class);
if (dynamicRouterAnnotation != null && matchContext(dynamicRouterAnnotation.context())) {
dynamicRouter = new DynamicRouter(camelContext);
dynamicRouter.setDelimiter(dynamicRouterAnnotation.delimiter());
dynamicRouter.setIgnoreInvalidEndpoints(dynamicRouterAnnotation.ignoreInvalidEndpoints());
// add created dynamicRouter as a service so we have its lifecycle managed
try {
camelContext.addService(dynamicRouter);
} catch (Exception e) {
throw ObjectHelper.wrapRuntimeCamelException(e);
}
}
org.apache.camel.RecipientList recipientListAnnotation =
(org.apache.camel.RecipientList)
collectedMethodAnnotation.get(org.apache.camel.RecipientList.class);
if (recipientListAnnotation != null && matchContext(recipientListAnnotation.context())) {
recipientList = new RecipientList(camelContext, recipientListAnnotation.delimiter());
recipientList.setStopOnException(recipientListAnnotation.stopOnException());
recipientList.setIgnoreInvalidEndpoints(recipientListAnnotation.ignoreInvalidEndpoints());
recipientList.setParallelProcessing(recipientListAnnotation.parallelProcessing());
recipientList.setParallelAggregate(recipientListAnnotation.parallelAggregate());
recipientList.setStreaming(recipientListAnnotation.streaming());
recipientList.setTimeout(recipientListAnnotation.timeout());
recipientList.setShareUnitOfWork(recipientListAnnotation.shareUnitOfWork());
if (ObjectHelper.isNotEmpty(recipientListAnnotation.executorServiceRef())) {
ExecutorService executor =
camelContext
.getExecutorServiceManager()
.newDefaultThreadPool(this, recipientListAnnotation.executorServiceRef());
recipientList.setExecutorService(executor);
}
if (recipientListAnnotation.parallelProcessing()
&& recipientList.getExecutorService() == null) {
// we are running in parallel so we need a thread pool
ExecutorService executor =
camelContext.getExecutorServiceManager().newDefaultThreadPool(this, "@RecipientList");
recipientList.setExecutorService(executor);
}
if (ObjectHelper.isNotEmpty(recipientListAnnotation.strategyRef())) {
AggregationStrategy strategy =
CamelContextHelper.mandatoryLookup(
camelContext, recipientListAnnotation.strategyRef(), AggregationStrategy.class);
recipientList.setAggregationStrategy(strategy);
}
if (ObjectHelper.isNotEmpty(recipientListAnnotation.onPrepareRef())) {
Processor onPrepare =
CamelContextHelper.mandatoryLookup(
camelContext, recipientListAnnotation.onPrepareRef(), Processor.class);
recipientList.setOnPrepare(onPrepare);
}
// add created recipientList as a service so we have its lifecycle managed
try {
camelContext.addService(recipientList);
} catch (Exception e) {
throw ObjectHelper.wrapRuntimeCamelException(e);
}
}
}
/**
* Looks up a mandatory endpoint for a given name.
*
* <p>Derived classes could use this name as a logical name and look it up on some registry.
*
* <p>The default implementation will do a mandatory look up the name in the {@link
* org.apache.camel.spi.Registry}.
*
* @throws org.apache.camel.NoSuchBeanException if not found in the {@link
* org.apache.camel.spi.Registry}
*/
protected Endpoint lookupEndpoint(String name, Map<String, Object> parameters) {
return CamelContextHelper.mandatoryLookup(getCamelContext(), name, Endpoint.class);
}
@Override
public <T> T mandatoryLookup(String name, Class<T> type) {
return CamelContextHelper.mandatoryLookup(getCamelContext(), name, type);
}
/**
* Creates a {@link org.apache.camel.spi.RestConfiguration} instance based on the definition
*
* @param context the camel context
* @return the configuration
* @throws Exception is thrown if error creating the configuration
*/
public RestConfiguration asRestConfiguration(CamelContext context) throws Exception {
RestConfiguration answer = new RestConfiguration();
if (component != null) {
answer.setComponent(CamelContextHelper.parseText(context, component));
}
if (apiComponent != null) {
answer.setApiComponent(CamelContextHelper.parseText(context, apiComponent));
}
if (scheme != null) {
answer.setScheme(CamelContextHelper.parseText(context, scheme));
}
if (host != null) {
answer.setHost(CamelContextHelper.parseText(context, host));
}
if (port != null) {
answer.setPort(CamelContextHelper.parseInteger(context, port));
}
if (apiContextPath != null) {
answer.setApiContextPath(CamelContextHelper.parseText(context, apiContextPath));
}
if (apiContextRouteId != null) {
answer.setApiContextRouteId(CamelContextHelper.parseText(context, apiContextRouteId));
}
if (apiContextIdPattern != null) {
// special to allow #name# to refer to itself
if ("#name#".equals(apiComponent)) {
answer.setApiContextIdPattern(context.getName());
} else {
answer.setApiContextIdPattern(CamelContextHelper.parseText(context, apiContextIdPattern));
}
}
if (apiContextListing != null) {
answer.setApiContextListing(apiContextListing);
}
if (contextPath != null) {
answer.setContextPath(CamelContextHelper.parseText(context, contextPath));
}
if (hostNameResolver != null) {
answer.setRestHostNameResolver(hostNameResolver.name());
}
if (bindingMode != null) {
answer.setBindingMode(bindingMode.name());
}
if (skipBindingOnErrorCode != null) {
answer.setSkipBindingOnErrorCode(skipBindingOnErrorCode);
}
if (enableCORS != null) {
answer.setEnableCORS(enableCORS);
}
if (jsonDataFormat != null) {
answer.setJsonDataFormat(jsonDataFormat);
}
if (xmlDataFormat != null) {
answer.setXmlDataFormat(xmlDataFormat);
}
if (!componentProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : componentProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setComponentProperties(props);
}
if (!endpointProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : endpointProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setEndpointProperties(props);
}
if (!consumerProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : consumerProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setConsumerProperties(props);
}
if (!dataFormatProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : dataFormatProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setDataFormatProperties(props);
}
if (!apiProperties.isEmpty()) {
Map<String, Object> props = new HashMap<String, Object>();
for (RestPropertyDefinition prop : apiProperties) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setApiProperties(props);
}
if (!corsHeaders.isEmpty()) {
Map<String, String> props = new HashMap<String, String>();
for (RestPropertyDefinition prop : corsHeaders) {
String key = prop.getKey();
String value = CamelContextHelper.parseText(context, prop.getValue());
props.put(key, value);
}
answer.setCorsHeaders(props);
}
return answer;
}