AmazonEc2InstanceIdProvider.java

/*
 * Copyright 2013-2014 the original author or authors.
 *
 * Licensed 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.springframework.cloud.aws.core.env.ec2;

import com.amazonaws.util.EC2MetadataUtils;

/**
 * Provides the instance id of the current Amazon EC2 instance.
 * <p>
 * This class can only be used within an Amazon EC2 environment.
 * </p>
 *
 * @author Agim Emruli
 * @author Christian Stettler
 */
public class AmazonEc2InstanceIdProvider implements InstanceIdProvider {

    @Override
    public String getCurrentInstanceId() {
        return EC2MetadataUtils.getInstanceId();
    }

}