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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.component.kamelet;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.apache.camel.Category;
import org.apache.camel.Consumer;
import org.apache.camel.Processor;
import org.apache.camel.Producer;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.PropertyConfigurer;
import org.apache.camel.spi.UriEndpoint;
import org.apache.camel.spi.UriParam;
import org.apache.camel.spi.UriPath;
import org.apache.camel.support.DefaultEndpoint;
import org.apache.camel.support.PropertyBindingSupport;
import org.apache.camel.util.ObjectHelper;
@UriEndpoint(firstVersion = "3.8.0", scheme = "kamelet", syntax = "kamelet:templateId/routeId", title = "Kamelet",
lenientProperties = true, category = Category.CORE)
public class KameletEndpoint extends DefaultEndpoint {
private final String key;
private final Map kameletProperties;
@Metadata(required = true)
@UriPath(description = "The Route Template ID")
private final String templateId;
@Metadata(label = "advanced")
@UriPath(description = "The Route ID", defaultValueNote = "The ID will be auto-generated if not provided")
private final String routeId;
@Metadata(label = "advanced")
@UriParam(description = "Location of the Kamelet to use which can be specified as a resource from file system, classpath etc."
+ " The location cannot use wildcards, and must refer to a file including extension, for example file:/etc/foo-kamelet.xml")
private String location;
@UriParam(label = "producer,advanced", defaultValue = "true")
private boolean block = true;
@UriParam(label = "producer,advanced", defaultValue = "30000")
private long timeout = 30000L;
@UriParam(label = "producer,advanced", defaultValue = "true")
private boolean failIfNoConsumers = true;
@UriParam(label = "advanced", defaultValue = "true")
private boolean noErrorHandler = true;
public KameletEndpoint(String uri,
KameletComponent component,
String templateId,
String routeId) {
super(uri, component);
ObjectHelper.notNull(templateId, "template id");
ObjectHelper.notNull(routeId, "route id");
this.templateId = templateId;
this.routeId = routeId;
this.key = templateId + "/" + routeId;
this.kameletProperties = new HashMap<>();
}
public boolean isNoErrorHandler() {
return noErrorHandler;
}
/**
* Kamelets, by default, will not do fine-grained error handling, but works in no-error-handler mode. This can be
* turned off, to use old behaviour in earlier versions of Camel.
*/
public void setNoErrorHandler(boolean noErrorHandler) {
this.noErrorHandler = noErrorHandler;
}
public boolean isBlock() {
return block;
}
/**
* If sending a message to a direct endpoint which has no active consumer, then we can tell the producer to block
* and wait for the consumer to become active.
*/
public void setBlock(boolean block) {
this.block = block;
}
public long getTimeout() {
return timeout;
}
/**
* The timeout value to use if block is enabled.
*
* @param timeout the timeout value
*/
public void setTimeout(long timeout) {
this.timeout = timeout;
}
public boolean isFailIfNoConsumers() {
return failIfNoConsumers;
}
/**
* Whether the producer should fail by throwing an exception, when sending to a kamelet endpoint with no active
* consumers.
*/
public void setFailIfNoConsumers(boolean failIfNoConsumers) {
this.failIfNoConsumers = failIfNoConsumers;
}
@Override
public KameletComponent getComponent() {
return (KameletComponent) super.getComponent();
}
@Override
public boolean isLenientProperties() {
return true;
}
@Override
public boolean isSingleton() {
return true;
}
public String getTemplateId() {
return templateId;
}
public String getRouteId() {
return routeId;
}
public String getLocation() {
return location;
}
public void setLocation(String location) {
this.location = location;
}
public Map getKameletProperties() {
return Collections.unmodifiableMap(kameletProperties);
}
/**
* Custom properties for kamelet
*/
public void setKameletProperties(Map kameletProperties) {
if (kameletProperties != null) {
this.kameletProperties.clear();
this.kameletProperties.putAll(kameletProperties);
}
}
@Override
public Producer createProducer() throws Exception {
return new KameletProducer(this, key);
}
@Override
public Consumer createConsumer(Processor processor) throws Exception {
Consumer answer = new KameletConsumer(this, processor, key);
configureConsumer(answer);
return answer;
}
@Override
public void setProperties(Object bean, Map parameters) {
if (parameters == null || parameters.isEmpty()) {
return;
}
PropertyConfigurer configurer = null;
if (bean instanceof KameletEndpoint) {
configurer = getComponent().getEndpointPropertyConfigurer();
}
PropertyBindingSupport.build().withConfigurer(configurer).withIgnoreCase(true)
.withOptional(isLenientProperties())
.withReflection(false) // avoid reflection as additional parameters are for the actual kamelet and not this endpoint
.bind(getCamelContext(), bean, parameters);
}
}
