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/*-
 * #%L
 * HAPI FHIR - Core Library
 * %%
 * Copyright (C) 2014 - 2024 Smile CDR, Inc.
 * %%
 * 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.
 * #L%
 */
package ca.uhn.fhir.util;

import java.util.function.Supplier;

/**
 * This is used to allow lazy parameter initialization for SLF4j - Hopefully
 * a future version will allow lambda params
 */
public class MessageSupplier {
	private Supplier supplier;

	public MessageSupplier(Supplier supplier) {
		this.supplier = supplier;
	}

	@Override
	public String toString() {
		return supplier.get().toString();
	}

	public static MessageSupplier msg(Supplier supplier) {
		return new MessageSupplier(supplier);
	}
}