| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.onosproject.yms.app.yob; |
| |
| import org.onosproject.yms.app.ydt.YdtExtendedContext; |
| import org.onosproject.yms.app.ydt.YdtExtendedListener; |
| import org.onosproject.yms.app.yob.exception.YobExceptions; |
| import org.onosproject.yms.app.ysr.YangSchemaRegistry; |
| import org.onosproject.yms.ydt.YdtContext; |
| |
| import static org.onosproject.yms.app.yob.YobConstants.NO_HANDLE_FOR_YDT; |
| |
| /** |
| * Represents implementation of YANG object builder listener. |
| */ |
| class YobListener implements YdtExtendedListener { |
| |
| /** |
| * Reference to the ydt root node. |
| */ |
| private YdtExtendedContext ydtRootNode; |
| |
| /** |
| * Reference to YANG schema registry. |
| */ |
| private YangSchemaRegistry schemaRegistry; |
| |
| /** |
| * Reference to YOB handler. |
| */ |
| private YobHandlerFactory yobHandlerFactory; |
| |
| /** |
| * Creates an instance of YANG object builder listener. |
| * |
| * @param ydtRootExtendedContext refers to YDT context |
| * @param schemaRegistry refers to YANG schema registry |
| */ |
| YobListener(YdtExtendedContext ydtRootExtendedContext, |
| YangSchemaRegistry schemaRegistry) { |
| this.ydtRootNode = ydtRootExtendedContext; |
| this.schemaRegistry = schemaRegistry; |
| this.yobHandlerFactory = new YobHandlerFactory(); |
| } |
| |
| @Override |
| public void enterYdtNode(YdtExtendedContext ydtExtendedContext) { |
| |
| YobHandler nodeHandler = |
| yobHandlerFactory.getYobHandlerForContext(ydtExtendedContext); |
| |
| if (nodeHandler == null) { |
| throw new YobExceptions(NO_HANDLE_FOR_YDT); |
| } |
| nodeHandler.createYangBuilderObject(ydtExtendedContext, |
| ydtRootNode, schemaRegistry); |
| |
| } |
| |
| @Override |
| public void exitYdtNode(YdtExtendedContext ydtExtendedContext) { |
| YobHandler nodeHandler = |
| yobHandlerFactory.getYobHandlerForContext(ydtExtendedContext); |
| if (nodeHandler != null) { |
| nodeHandler.buildObjectFromBuilder(ydtExtendedContext, |
| ydtRootNode, schemaRegistry); |
| // The current ydt context node and root node are same then return. |
| if (!ydtExtendedContext.equals(ydtRootNode)) { |
| nodeHandler.setObjectInParent(ydtExtendedContext, |
| schemaRegistry); |
| } |
| } |
| } |
| |
| @Override |
| public void enterYdtNode(YdtContext ydtContext) { |
| } |
| |
| @Override |
| public void exitYdtNode(YdtContext ydtContext) { |
| } |
| } |