SqsComponent.java

/**
 * 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.aws.sqs;

import java.util.Map;

import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.impl.UriEndpointComponent;

public class SqsComponent extends UriEndpointComponent {
    
    public SqsComponent() {
        super(SqsEndpoint.class);
    }

    public SqsComponent(CamelContext context) {
        super(context, SqsEndpoint.class);
    }

    @Override
    protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
        SqsConfiguration configuration = new SqsConfiguration();
        setProperties(configuration, parameters);

        if (remaining == null || remaining.trim().length() == 0) {
            throw new IllegalArgumentException("Queue name must be specified.");
        }

        if (remaining.startsWith("arn:")) {
            String[] parts = remaining.split(":");
            if (parts.length != 6 || !parts[2].equals("sqs")) {
                throw new IllegalArgumentException("Queue arn must be in format arn:aws:sqs:region:account:name.");
            }
            configuration.setRegion(parts[3]);
            configuration.setQueueOwnerAWSAccountId(parts[4]);
            configuration.setQueueName(parts[5]);
        } else {
            configuration.setQueueName(remaining);
        }

        if (configuration.getAmazonSQSClient() == null) {
            throw new IllegalArgumentException("AmazonSQSClient must be specified.");
        }
        
        // Verify that visibilityTimeout is set if extendMessageVisibility is set to true.
        if (configuration.isExtendMessageVisibility() && (configuration.getVisibilityTimeout() == null)) {
            throw new IllegalArgumentException("Extending message visibility (extendMessageVisibility) requires visibilityTimeout to be set on the Endpoint.");
        }
        
        SqsEndpoint sqsEndpoint = new SqsEndpoint(uri, this, configuration);
        sqsEndpoint.setConsumerProperties(parameters);
        return sqsEndpoint;
    }
}