/* * Copyright 2009 Sven Meier * * 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 wicketdnd; import java.util.EnumSet; import java.util.Set; /** * An operation of a {@link Transfer}. * * @author Sven Meier * * @see Transfer#getOperation() * @see DragSource#getOperations() * @see DropTarget#getOperations() */ public enum Operation { MOVE, COPY, LINK; /** * Create a set of operations. * * @param operations operations */ public static Set<Operation> of(Operation... operations) { Set<Operation> set = EnumSet.noneOf(Operation.class); for (Operation operation : operations) { set.add(operation); } return set; } }