| /* |
| * 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.ignite.configuration; |
| |
| import org.apache.ignite.configuration.annotation.ConfigurationRoot; |
| import org.apache.ignite.configuration.annotation.ConfigurationType; |
| import org.apache.ignite.configuration.annotation.InternalConfiguration; |
| import org.apache.ignite.internal.tostring.S; |
| |
| /** |
| * Configuration root selector. |
| * |
| * @param <T> Type of the configuration tree described by the root key. |
| * @param <VIEW> Type of the immutable snapshot view associated with the tree. |
| */ |
| public class RootKey<T extends ConfigurationTree<VIEW, ?>, VIEW> { |
| /** Name of the configuration root. */ |
| private final String rootName; |
| |
| /** Configuration type of the root. */ |
| private final ConfigurationType storageType; |
| |
| /** Schema class for the root. */ |
| private final Class<?> schemaClass; |
| |
| /** Marked with {@link InternalConfiguration}. */ |
| private final boolean internal; |
| |
| /** |
| * Constructor. |
| * |
| * @param schemaClass Class of the configuration schema. |
| */ |
| public RootKey(Class<?> schemaClass) { |
| this.schemaClass = schemaClass; |
| |
| ConfigurationRoot rootAnnotation = schemaClass.getAnnotation(ConfigurationRoot.class); |
| |
| assert rootAnnotation != null; |
| |
| this.rootName = rootAnnotation.rootName(); |
| this.storageType = rootAnnotation.type(); |
| |
| internal = schemaClass.isAnnotationPresent(InternalConfiguration.class); |
| } |
| |
| /** |
| * Returns the name of the configuration root. |
| * |
| * @return Name of the configuration root. |
| */ |
| public String key() { |
| return rootName; |
| } |
| |
| /** |
| * Returns the configuration type of the root. |
| * |
| * @return Configuration type of the root. |
| */ |
| public ConfigurationType type() { |
| return storageType; |
| } |
| |
| /** |
| * Returns the schema class for the root. |
| * |
| * @return Schema class for the root. |
| */ |
| public Class<?> schemaClass() { |
| return schemaClass; |
| } |
| |
| /** |
| * Check if the root configuration is marked with {@link InternalConfiguration}. |
| * |
| * @return {@code true} if the root configuration is internal. |
| */ |
| public boolean internal() { |
| return internal; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(RootKey.class, this); |
| } |
| } |