sonu gupta | 1bb37b8 | 2016-11-11 16:51:18 +0530 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.yms.app.ydt; |
| 18 | |
| 19 | import com.google.common.collect.ImmutableList; |
| 20 | import org.onosproject.yangutils.datamodel.YangList; |
| 21 | import org.onosproject.yangutils.datamodel.YangSchemaNodeIdentifier; |
| 22 | import org.onosproject.yms.ydt.YdtContext; |
| 23 | |
| 24 | import java.util.ArrayList; |
| 25 | import java.util.Iterator; |
| 26 | import java.util.List; |
| 27 | |
| 28 | import static org.onosproject.yms.app.ydt.YdtConstants.errorMsg; |
| 29 | import static org.onosproject.yms.ydt.YdtType.MULTI_INSTANCE_NODE; |
| 30 | |
| 31 | |
| 32 | /** |
| 33 | * Represents a multi instance node in YANG data tree. |
| 34 | */ |
| 35 | public class YdtMultiInstanceNode extends YdtNode { |
| 36 | |
| 37 | // ydt formatted error string |
| 38 | private static final String FMT_MISSING_KEY = |
| 39 | "%s is missing some of the keys of %s."; |
| 40 | |
| 41 | /* |
| 42 | * Reference for list of key element's ydtContext. |
| 43 | */ |
| 44 | private List<YdtContext> keyNodeList = new ArrayList<>(); |
| 45 | |
| 46 | /* |
| 47 | * Reference for composite key string for multi Instance Node.. |
| 48 | */ |
| 49 | private String compositeKey; |
| 50 | |
| 51 | /** |
| 52 | * Creates a YANG multi instance node object. |
| 53 | * |
| 54 | * @param id node identifier of YDT multi instance node . |
| 55 | */ |
| 56 | protected YdtMultiInstanceNode(YangSchemaNodeIdentifier id) { |
| 57 | super(MULTI_INSTANCE_NODE, id); |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * Returns the composite key string for current multi instance node. |
| 62 | * |
| 63 | * @return composite key string |
| 64 | */ |
| 65 | public String getCompositeKey() { |
| 66 | return compositeKey; |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Returns the list of key element's ydtContext. |
| 71 | * |
| 72 | * @return list of key element's ydtContext |
| 73 | */ |
| 74 | public List<YdtContext> getKeyNodeList() { |
| 75 | return ImmutableList.copyOf(keyNodeList); |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public void createKeyNodeList() { |
| 80 | YangList yangListHolder = (YangList) getYangSchemaNode(); |
| 81 | List<String> schemaKeyList = yangListHolder.getKeyList(); |
| 82 | |
| 83 | /* |
| 84 | * If key element not defined in schema or config is false then |
| 85 | * return no need to do create key list. |
| 86 | */ |
| 87 | if (schemaKeyList == null || !yangListHolder.isConfig()) { |
| 88 | return; |
| 89 | } |
| 90 | |
| 91 | StringBuilder ksb = new StringBuilder(); |
| 92 | |
| 93 | // Iterator for schema key name list. |
| 94 | Iterator<String> sklItr = schemaKeyList.iterator(); |
| 95 | |
| 96 | List<YdtContext> nodeList = new ArrayList<>(); |
| 97 | |
| 98 | YangSchemaNodeIdentifier id = new YangSchemaNodeIdentifier(); |
| 99 | id.setNameSpace(getYdtNodeIdentifier().getNameSpace()); |
| 100 | // This loop should run while schema key list is not finished |
| 101 | while (sklItr.hasNext()) { |
| 102 | String name = sklItr.next(); |
| 103 | id.setName(name); |
| 104 | List<YdtNode<YdtMultiInstanceNode>> collidingChild = |
| 105 | (List<YdtNode<YdtMultiInstanceNode>>) ydtNodeMap.get(id); |
| 106 | |
| 107 | if (collidingChild == null) { |
| 108 | errorHandler(errorMsg(FMT_MISSING_KEY, |
| 109 | yangListHolder.getParent().getName(), |
| 110 | yangListHolder.getName()), this); |
| 111 | } |
| 112 | |
| 113 | YdtNode<YdtMultiInstanceNode> ydtNode = collidingChild.get(0); |
| 114 | /* |
| 115 | * Preparing composite key string by concatenating values of |
| 116 | * all the key leaf. |
| 117 | */ |
| 118 | ksb.append(ydtNode.getValue()); |
| 119 | nodeList.add(ydtNode); |
| 120 | } |
| 121 | //Setting te key object in List. |
| 122 | keyNodeList = nodeList; |
| 123 | compositeKey = ksb.toString(); |
| 124 | } |
| 125 | } |