io.micronaut.discovery.cloud.ComputeInstanceMetadataResolver Maven / Gradle / Ivy
/*
* Copyright 2017-2018 original 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 io.micronaut.discovery.cloud;
import io.micronaut.context.env.Environment;
import java.util.Optional;
/**
* Interface for resoling compute instance metadata.
*
* @author rvanderwerf
* @author Graeme Rocher
* @since 1.0
*/
public interface ComputeInstanceMetadataResolver {
/**
* Resolves {@link ComputeInstanceMetadata} for the current environment if possible.
*
* @param environment The environment
* @return The {@link ComputeInstanceMetadata}
*/
Optional resolve(Environment environment);
}