https://github.com/spring-projects/spring-framework: Spring Core (Spring IO)
  • Juergen Hoeller 
/*
 * Copyright 2002-2015 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.util;

import java.util.UUID;


Contract for generating universally unique identifiers (UUIDs). 
Author:Rossen Stoyanchev
Since:4.0
/**
 * Contract for generating universally unique identifiers {@link UUID (UUIDs)}.
 *
 * @author Rossen Stoyanchev
 * @since 4.0
 */
public interface IdGenerator {

	
Generate a new identifier.

Returns:the generated identifier
/**
	 * Generate a new identifier.
	 * @return the generated identifier
	 */
	UUID generateId();

}