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/**
*
* Copyright 2005 BEA Systems Inc.
* Copyright 2005 International Business Machines Corporation
*
* 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.apache.tuscany.model.assembly;
/**
* Enumeration for multiplicity.
*/
public enum Multiplicity {
/**
* Indicates a relationship that is optionally connected to the requestor and which, if supplied,
* must be connected to exactly one provider.
*/
ZERO_ONE,
/**
* Indicates a relationship that must be connected between exactly one requestor and
* exactly one provider.
*/
ONE_ONE,
/**
* Indicates a relationship that is optionally connects the requestor to zero to unbounded providers.
*/
ZERO_N,
/**
* Indicates a relationship that must be connected at the requestor and which connects it to
* zero to unbounded providers.
*/
ONE_N
}
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