io.spring.gradle.dependencymanagement.internal.properties.CompositePropertySource Maven / Gradle / Ivy

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A Gradle plugin that provides Maven-like dependency management functionality

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/*
 * Copyright 2014-2022 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
 *
 *      https://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.spring.gradle.dependencymanagement.internal.properties;

import java.util.Arrays;
import java.util.List;

/**
 * A {@link PropertySource} that delegates to other property sources.
 *
 * @author Andy Wilkinson
 */
public class CompositePropertySource implements PropertySource {

	private final List delegates;

	/**
	 * Creates a new {@code CompositePropertySource} that will delegate to the given
	 * {@code delegates}.
	 * @param delegates the delegates
	 */
	public CompositePropertySource(PropertySource... delegates) {
		this.delegates = Arrays.asList(delegates);
	}

	@Override
	public Object getProperty(String name) {
		for (PropertySource delegate : this.delegates) {
			Object property = delegate.getProperty(name);
			if (property != null) {
				return property;
			}
		}
		return null;
	}

}