Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 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.yangutils.translator.tojava.utils; |
| 18 | |
| 19 | import java.util.ArrayList; |
| 20 | |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 21 | import org.onosproject.yangutils.translator.exception.TranslatorException; |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 22 | import org.onosproject.yangutils.utils.UtilConstants; |
| 23 | |
| 24 | /** |
| 25 | * Utility Class for translating the name from YANG to java convention. |
| 26 | */ |
| 27 | public final class JavaIdentifierSyntax { |
| 28 | |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 29 | private static final int MAX_MONTHS = 12; |
| 30 | private static final int MAX_DAYS = 31; |
| 31 | private static final int INDEX_ZERO = 0; |
| 32 | private static final int INDEX_ONE = 1; |
| 33 | private static final int INDEX_TWO = 2; |
| 34 | private static final int INDEX_THREE = 3; |
| 35 | |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 36 | /** |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 37 | * Default constructor. |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 38 | */ |
| 39 | private JavaIdentifierSyntax() { |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Get the root package string. |
| 44 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 45 | * @param version YANG version |
| 46 | * @param nameSpace name space of the module |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 47 | * @param revision revision of the module defined |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 48 | * @return returns the root package string |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 49 | */ |
| 50 | public static String getRootPackage(byte version, String nameSpace, String revision) { |
| 51 | |
| 52 | String pkg; |
| 53 | pkg = UtilConstants.DEFAULT_BASE_PKG; |
| 54 | pkg = pkg + UtilConstants.PERIOD; |
| 55 | pkg = pkg + getYangVersion(version); |
| 56 | pkg = pkg + UtilConstants.PERIOD; |
| 57 | pkg = pkg + getPkgFromNameSpace(nameSpace); |
| 58 | pkg = pkg + UtilConstants.PERIOD; |
| 59 | pkg = pkg + getYangRevisionStr(revision); |
| 60 | |
Bharat saraswal | c46ee2a | 2016-02-25 02:26:43 +0530 | [diff] [blame] | 61 | return pkg.toLowerCase(); |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Returns version. |
| 66 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 67 | * @param ver YANG version |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 68 | * @return version |
| 69 | */ |
| 70 | private static String getYangVersion(byte ver) { |
| 71 | return "v" + ver; |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * Get package name from name space. |
| 76 | * |
| 77 | * @param nameSpace name space of YANG module |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 78 | * @return java package name as per java rules |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 79 | */ |
| 80 | public static String getPkgFromNameSpace(String nameSpace) { |
| 81 | ArrayList<String> pkgArr = new ArrayList<String>(); |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 82 | nameSpace = nameSpace.replace(UtilConstants.QUOTES, UtilConstants.EMPTY_STRING); |
| 83 | String properNameSpace = nameSpace.replaceAll(UtilConstants.REGEX_WITH_SPECIAL_CHAR, UtilConstants.COLAN); |
| 84 | String[] nameSpaceArr = properNameSpace.split(UtilConstants.COLAN); |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 85 | |
| 86 | for (String nameSpaceString : nameSpaceArr) { |
| 87 | pkgArr.add(nameSpaceString); |
| 88 | } |
| 89 | return getPkgFrmArr(pkgArr); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Returns revision string array. |
| 94 | * |
| 95 | * @param date YANG module revision |
| 96 | * @return revision string |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 97 | * @throws TranslatorException when date is invalid. |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 98 | */ |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 99 | public static String getYangRevisionStr(String date) throws TranslatorException { |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 100 | String[] revisionArr = date.split(UtilConstants.HYPHEN); |
| 101 | |
| 102 | String rev = "rev"; |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 103 | String year = revisionArr[INDEX_ZERO]; |
| 104 | char[] yearBytes = year.toCharArray(); |
| 105 | rev = rev + yearBytes[INDEX_TWO] + yearBytes[INDEX_THREE]; |
| 106 | |
| 107 | if ((Integer.parseInt(revisionArr[INDEX_ONE]) <= MAX_MONTHS) |
| 108 | && Integer.parseInt(revisionArr[INDEX_TWO]) <= MAX_DAYS) { |
| 109 | for (int i = INDEX_ONE; i < revisionArr.length; i++) { |
| 110 | |
| 111 | Integer val = Integer.parseInt(revisionArr[i]); |
| 112 | if (val < 10) { |
| 113 | rev = rev + "0"; |
| 114 | } |
| 115 | rev = rev + val; |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 116 | } |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 117 | |
| 118 | return rev; |
| 119 | } else { |
| 120 | throw new TranslatorException("Date in revision is not proper: " + date); |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 121 | } |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Returns the package string. |
| 126 | * |
| 127 | * @param pkgArr package array |
| 128 | * @return package string |
| 129 | */ |
| 130 | public static String getPkgFrmArr(ArrayList<String> pkgArr) { |
| 131 | |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 132 | String pkg = UtilConstants.EMPTY_STRING; |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 133 | int size = pkgArr.size(); |
| 134 | int i = 0; |
| 135 | for (String member : pkgArr) { |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 136 | boolean presenceOfKeyword = UtilConstants.JAVA_KEY_WORDS.contains(member); |
| 137 | if (presenceOfKeyword || (member.matches(UtilConstants.REGEX_FOR_FIRST_DIGIT))) { |
| 138 | member = UtilConstants.UNDER_SCORE + member; |
| 139 | } |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 140 | pkg = pkg + member; |
| 141 | if (i != size - 1) { |
| 142 | pkg = pkg + UtilConstants.PERIOD; |
| 143 | } |
| 144 | i++; |
| 145 | } |
| 146 | return pkg; |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Get the package from parent's package and string. |
| 151 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 152 | * @param parentPkg parent's package |
| 153 | * @param parentName parent's name |
| 154 | * @return package string |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 155 | */ |
Bharat saraswal | c46ee2a | 2016-02-25 02:26:43 +0530 | [diff] [blame] | 156 | public static String getPackageFromParent(String parentPkg, String parentName) { |
| 157 | return (parentPkg + UtilConstants.PERIOD + getSubPkgFromName(parentName)).toLowerCase(); |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Get package sub name from YANG identifier name. |
| 162 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 163 | * @param name YANG identifier name |
| 164 | * @return java package sub name as per java rules |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 165 | */ |
| 166 | public static String getSubPkgFromName(String name) { |
| 167 | ArrayList<String> pkgArr = new ArrayList<String>(); |
| 168 | String[] nameArr = name.split(UtilConstants.COLAN); |
| 169 | |
| 170 | for (String nameString : nameArr) { |
| 171 | pkgArr.add(nameString); |
| 172 | } |
| 173 | return getPkgFrmArr(pkgArr); |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Translate the YANG identifier name to java identifier. |
| 178 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 179 | * @param yangIdentifier identifier in YANG file |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 180 | * @return corresponding java identifier |
| 181 | */ |
| 182 | public static String getCamelCase(String yangIdentifier) { |
| 183 | String[] strArray = yangIdentifier.split(UtilConstants.HYPHEN); |
| 184 | String camelCase = strArray[0]; |
| 185 | for (int i = 1; i < strArray.length; i++) { |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 186 | camelCase = camelCase + strArray[i].substring(0, 1).toUpperCase() + strArray[i].substring(1); |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 187 | } |
| 188 | return camelCase; |
| 189 | } |
Bharat saraswal | 5e3c45c | 2016-02-22 22:15:21 +0530 | [diff] [blame] | 190 | |
| 191 | /** |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 192 | * Translate the YANG identifier name to java identifier with first letter |
| 193 | * in caps. |
Bharat saraswal | 5e3c45c | 2016-02-22 22:15:21 +0530 | [diff] [blame] | 194 | * |
Vinod Kumar S | 0871098 | 2016-03-03 19:55:30 +0530 | [diff] [blame] | 195 | * @param yangIdentifier identifier in YANG file |
Bharat saraswal | 5e3c45c | 2016-02-22 22:15:21 +0530 | [diff] [blame] | 196 | * @return corresponding java identifier |
| 197 | */ |
| 198 | public static String getCaptialCase(String yangIdentifier) { |
| 199 | return yangIdentifier.substring(0, 1).toUpperCase() + yangIdentifier.substring(1); |
| 200 | } |
b.janani | e6d43af | 2016-03-04 12:29:05 +0530 | [diff] [blame] | 201 | |
| 202 | /** |
| 203 | * Translate the YANG identifier name to java identifier with first letter in small. |
| 204 | * |
| 205 | * @param yangIdentifier identifier in YANG file. |
| 206 | * @return corresponding java identifier |
| 207 | */ |
| 208 | public static String getLowerCase(String yangIdentifier) { |
| 209 | return yangIdentifier.substring(0, 1).toLowerCase() + yangIdentifier.substring(1); |
| 210 | } |
Bharat saraswal | 9745996 | 2016-02-20 21:57:16 +0530 | [diff] [blame] | 211 | } |