| /* |
| * 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.internal.managers; |
| |
| import org.apache.ignite.internal.GridComponent; |
| import org.apache.ignite.internal.util.tostring.GridToStringExclude; |
| |
| /** |
| * This interface defines life-cycle for kernal manager. Managers provide layer of indirection |
| * between kernal and SPI modules. Kernel never calls SPI modules directly but |
| * rather calls manager that further delegate the apply to specific SPI module. |
| */ |
| @GridToStringExclude |
| public interface GridManager extends GridComponent { |
| /** |
| * @return {@code true} if at least one SPI does not have a {@code NO-OP} implementation, {@code false} otherwise. |
| */ |
| public boolean enabled(); |
| |
| /** |
| * This method executed before manager will start SPI. |
| */ |
| public void onBeforeSpiStart(); |
| |
| /** |
| * This method executed after manager started SPI. |
| */ |
| public void onAfterSpiStart(); |
| } |