/**
 * Copyright 2015-2017 Red Hat, Inc, and individual contributors.
 *
 * 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.wildfly.swarm.container.runtime.usage;

import java.util.Properties;

/**
 * Created by bob on 8/30/17.
 */
public interface UsageVariableSupplier {
    Object valueOf(String name) throws Exception;

    static UsageVariableSupplier ofProperties(Properties props) {
        return new PropertiesUsageVariableSupplier(props);
    }

    class PropertiesUsageVariableSupplier implements UsageVariableSupplier {

        PropertiesUsageVariableSupplier(Properties props) {
            this.props = props;
        }

        @Override
        public Object valueOf(String name) throws Exception {
            return this.props.getProperty(name);
        }

        private final Properties props;
    }
}
