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/*
* Copyright (c) OSGi Alliance (2014, 2015). All Rights Reserved.
*
* 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.osgi.service.component.annotations;
/**
* Field options for the {@link Reference} annotation.
*
* @since 1.3
* @author $Id: 35bfd6c67110ff6c5cd5c9c1764398e4024dbb59 $
*/
public enum FieldOption {
/**
* The update field option is used to update the collection referenced by
* the field when there are changes to the bound services.
*
* <p>
* This field option can only be used when the field reference has dynamic
* policy and multiple cardinality.
*/
UPDATE("update"),
/**
* The replace field option is used to replace the field value with a new
* value when there are changes to the bound services.
*/
REPLACE("replace");
private final String value;
FieldOption(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
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