| /* |
| * 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.sling.models.impl; |
| |
| import org.apache.sling.models.spi.ImplementationPicker; |
| import org.jetbrains.annotations.NotNull; |
| import org.osgi.framework.Constants; |
| import org.osgi.service.component.annotations.Component; |
| |
| /** |
| * Picks first implementation. |
| * This is the default implementation which is not very intelligent because it just picks |
| * the first implementation from the list that is alphabetically ordered by class name. |
| * But at least it gives a consistent behavior. |
| * It's service ranking is set to the highest value to allow more intelligent implementations to step in. |
| */ |
| @Component(property=Constants.SERVICE_RANKING+":Integer="+Integer.MAX_VALUE, service=ImplementationPicker.class) |
| public class FirstImplementationPicker implements ImplementationPicker { |
| |
| @Override |
| public Class<?> pick(@NotNull Class<?> adapterType, Class<?> @NotNull [] implementationsTypes, @NotNull Object adaptable) { |
| // implementations is never null or empty |
| return implementationsTypes[0]; |
| } |
| |
| } |