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A Camel Amazon CW Web Service Component
There is a newer version: 3.8.0
/*
 * 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.cw;

import java.util.Map;

import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.annotations.Component;
import org.apache.camel.support.DefaultComponent;
import org.apache.camel.util.ObjectHelper;

@Component("aws-cw")
public class CwComponent extends DefaultComponent {

    @Metadata
    private String accessKey;
    @Metadata
    private String secretKey;
    @Metadata
    private String region;
    @Metadata(label = "advanced")    
    private CwConfiguration configuration;
    
    public CwComponent() {
        this(null);
    }

    public CwComponent(CamelContext context) {
        super(context);
        
        this.configuration = new CwConfiguration();
        registerExtension(new CwComponentVerifierExtension());
    }

    protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
        CwConfiguration configuration = this.configuration.copy();
        setProperties(configuration, parameters);

        if (remaining == null || remaining.trim().length() == 0) {
            throw new IllegalArgumentException("Metric namespace must be specified.");
        }
        configuration.setNamespace(remaining);

        if (ObjectHelper.isEmpty(configuration.getAccessKey())) {
            setAccessKey(accessKey);
        }
        if (ObjectHelper.isEmpty(configuration.getSecretKey())) {
            setSecretKey(secretKey);
        }
        if (ObjectHelper.isEmpty(configuration.getRegion())) {
            setRegion(region);
        }
        if (configuration.getAmazonCwClient() == null && (configuration.getAccessKey() == null || configuration.getSecretKey() == null)) {
            throw new IllegalArgumentException("AmazonCwClient or accessKey and secretKey must be specified");
        }

        CwEndpoint endpoint = new CwEndpoint(uri, this, configuration);
        return endpoint;
    }
    
    public CwConfiguration getConfiguration() {
        return configuration;
    }

    /**
     * The AWS CW default configuration
     */
    public void setConfiguration(CwConfiguration configuration) {
        this.configuration = configuration;
    }

    public String getAccessKey() {
        return configuration.getAccessKey();
    }

    /**
     * Amazon AWS Access Key
     */
    public void setAccessKey(String accessKey) {
        configuration.setAccessKey(accessKey);
    }

    public String getSecretKey() {
        return configuration.getSecretKey();
    }

    /**
     * Amazon AWS Secret Key
     */
    public void setSecretKey(String secretKey) {
        configuration.setSecretKey(secretKey);
    }
    
    /**
     * The region in which CW client needs to work
     */
    public String getRegion() {
        return configuration.getRegion();
    }

    public void setRegion(String region) {
        configuration.setRegion(region);
    }
}