transports/transport-rest/transport-rest-client/src/main/java/org/apache/servicecomb/transport/rest/client/BoundaryFactory.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.servicecomb.transport.rest.client;

import java.util.UUID;
import java.util.concurrent.atomic.AtomicLong;

public interface BoundaryFactory {
  String BOUNDARY_PREFIX = "boundary-" + UUID.randomUUID() + "-";

  AtomicLong BOUNDARY_INDEX = new AtomicLong();

  BoundaryFactory DEFAULT = () -> BOUNDARY_PREFIX + BOUNDARY_INDEX.getAndIncrement();

  String create();
}