Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 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.parser.impl.parserutils; |
| 18 | |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 19 | import java.text.ParseException; |
| 20 | import java.text.SimpleDateFormat; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 21 | import java.util.ArrayList; |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 22 | import java.util.Date; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 23 | import java.util.Iterator; |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 24 | import java.util.LinkedList; |
| 25 | import java.util.List; |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 26 | import java.util.regex.Pattern; |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 27 | |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 28 | import org.antlr.v4.runtime.ParserRuleContext; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 29 | import org.onosproject.yangutils.datamodel.YangAtomicPath; |
| 30 | import org.onosproject.yangutils.datamodel.YangLeafRef; |
Gaurav Agrawal | bd80447 | 2016-03-25 11:25:36 +0530 | [diff] [blame] | 31 | import org.onosproject.yangutils.datamodel.YangNodeIdentifier; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 32 | import org.onosproject.yangutils.datamodel.YangPathPredicate; |
| 33 | import org.onosproject.yangutils.datamodel.YangRelativePath; |
Bharat saraswal | 96dfef0 | 2016-06-16 00:29:12 +0530 | [diff] [blame] | 34 | import org.onosproject.yangutils.datamodel.utils.YangConstructType; |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 35 | import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser; |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 36 | import org.onosproject.yangutils.parser.exceptions.ParserException; |
| 37 | |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 38 | import static org.onosproject.yangutils.datamodel.YangPathArgType.ABSOLUTE_PATH; |
| 39 | import static org.onosproject.yangutils.datamodel.YangPathArgType.RELATIVE_PATH; |
| 40 | import static org.onosproject.yangutils.datamodel.YangPathOperator.EQUALTO; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 41 | import static org.onosproject.yangutils.utils.UtilConstants.ADD; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 42 | import static org.onosproject.yangutils.utils.UtilConstants.ANCESTOR_ACCESSOR; |
| 43 | import static org.onosproject.yangutils.utils.UtilConstants.ANCESTOR_ACCESSOR_IN_PATH; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 44 | import static org.onosproject.yangutils.utils.UtilConstants.CARET; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 45 | import static org.onosproject.yangutils.utils.UtilConstants.CHAR_OF_CLOSE_SQUARE_BRACKET; |
| 46 | import static org.onosproject.yangutils.utils.UtilConstants.CHAR_OF_OPEN_SQUARE_BRACKET; |
| 47 | import static org.onosproject.yangutils.utils.UtilConstants.CHAR_OF_SLASH; |
| 48 | import static org.onosproject.yangutils.utils.UtilConstants.CLOSE_PARENTHESIS; |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 49 | import static org.onosproject.yangutils.utils.UtilConstants.COLON; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 50 | import static org.onosproject.yangutils.utils.UtilConstants.CURRENT; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 51 | import static org.onosproject.yangutils.utils.UtilConstants.EMPTY_STRING; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 52 | import static org.onosproject.yangutils.utils.UtilConstants.FALSE; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 53 | import static org.onosproject.yangutils.utils.UtilConstants.OPEN_SQUARE_BRACKET; |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 54 | import static org.onosproject.yangutils.utils.UtilConstants.QUOTES; |
| 55 | import static org.onosproject.yangutils.utils.UtilConstants.SLASH; |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 56 | import static org.onosproject.yangutils.utils.UtilConstants.SLASH_FOR_STRING; |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 57 | import static org.onosproject.yangutils.utils.UtilConstants.TRUE; |
| 58 | import static org.onosproject.yangutils.utils.UtilConstants.YANG_FILE_ERROR; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 59 | |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 60 | /** |
Bharat saraswal | d9822e9 | 2016-04-05 15:13:44 +0530 | [diff] [blame] | 61 | * Represents an utility for listener. |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 62 | */ |
| 63 | public final class ListenerUtil { |
Bharat saraswal | d9822e9 | 2016-04-05 15:13:44 +0530 | [diff] [blame] | 64 | |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 65 | private static final Pattern IDENTIFIER_PATTERN = Pattern.compile("[a-zA-Z_][a-zA-Z0-9_.-]*"); |
Vidyashree Rama | be0f6da | 2016-05-09 11:45:05 +0530 | [diff] [blame] | 66 | private static final String DATE_PATTERN = "[0-9]{4}-([0-9]{2}|[0-9])-([0-9]{2}|[0-9])"; |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 67 | private static final String NON_NEGATIVE_INTEGER_PATTERN = "[0-9]+"; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 68 | private static final Pattern INTEGER_PATTERN = Pattern.compile("[-][0-9]+|[0-9]+"); |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 69 | private static final Pattern PATH_PREDICATE_PATTERN = Pattern.compile("\\[(.*?)\\]"); |
Vidyashree Rama | 210c01d | 2016-05-20 16:29:25 +0530 | [diff] [blame] | 70 | private static final String XML = "xml"; |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 71 | private static final String ONE = "1"; |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 72 | private static final int IDENTIFIER_LENGTH = 64; |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 73 | private static final String DATE_FORMAT = "yyyy-MM-dd"; |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 74 | |
| 75 | /** |
| 76 | * Creates a new listener util. |
| 77 | */ |
| 78 | private ListenerUtil() { |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Removes doubles quotes and concatenates if string has plus symbol. |
| 83 | * |
| 84 | * @param yangStringData string from yang file |
| 85 | * @return concatenated string after removing double quotes |
| 86 | */ |
| 87 | public static String removeQuotesAndHandleConcat(String yangStringData) { |
| 88 | |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 89 | yangStringData = yangStringData.replace("\"", EMPTY_STRING); |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 90 | String[] tmpData = yangStringData.split(Pattern.quote(ADD)); |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 91 | StringBuilder builder = new StringBuilder(); |
| 92 | for (String yangString : tmpData) { |
| 93 | builder.append(yangString); |
| 94 | } |
| 95 | return builder.toString(); |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Validates identifier and returns concatenated string if string contains plus symbol. |
| 100 | * |
| 101 | * @param identifier string from yang file |
| 102 | * @param yangConstruct yang construct for creating error message |
| 103 | * @param ctx yang construct's context to get the line number and character position |
| 104 | * @return concatenated string after removing double quotes |
| 105 | */ |
| 106 | public static String getValidIdentifier(String identifier, YangConstructType yangConstruct, ParserRuleContext ctx) { |
| 107 | |
| 108 | String identifierString = removeQuotesAndHandleConcat(identifier); |
| 109 | ParserException parserException; |
| 110 | |
| 111 | if (identifierString.length() > IDENTIFIER_LENGTH) { |
| 112 | parserException = new ParserException("YANG file error : " + |
| 113 | YangConstructType.getYangConstructType(yangConstruct) + " name " + identifierString + " is " + |
| 114 | "greater than 64 characters."); |
| 115 | } else if (!IDENTIFIER_PATTERN.matcher(identifierString).matches()) { |
| 116 | parserException = new ParserException("YANG file error : " + |
| 117 | YangConstructType.getYangConstructType(yangConstruct) + " name " + identifierString + " is not " + |
| 118 | "valid."); |
Vidyashree Rama | 210c01d | 2016-05-20 16:29:25 +0530 | [diff] [blame] | 119 | } else if (identifierString.toLowerCase().startsWith(XML)) { |
| 120 | parserException = new ParserException("YANG file error : " + |
| 121 | YangConstructType.getYangConstructType(yangConstruct) + " identifier " + identifierString + |
| 122 | " must not start with (('X'|'x') ('M'|'m') ('L'|'l'))."); |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 123 | } else { |
| 124 | return identifierString; |
| 125 | } |
| 126 | |
| 127 | parserException.setLine(ctx.getStart().getLine()); |
| 128 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 129 | throw parserException; |
| 130 | } |
| 131 | |
| 132 | /** |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 133 | * Validates identifier and returns concatenated string if string contains plus symbol. |
| 134 | * |
| 135 | * @param identifier string from yang file |
| 136 | * @param yangConstruct yang construct for creating error message |
| 137 | * @param ctx yang construct's context to get the line number and character position |
| 138 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 139 | * @return concatenated string after removing double quotes |
| 140 | */ |
| 141 | public static String getValidIdentifierForLeafref(String identifier, YangConstructType yangConstruct, |
| 142 | ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 143 | |
| 144 | String identifierString = removeQuotesAndHandleConcat(identifier); |
| 145 | ParserException parserException; |
| 146 | |
| 147 | if (identifierString.length() > IDENTIFIER_LENGTH) { |
| 148 | parserException = new ParserException("YANG file error : " + " identifier " + identifierString + " in " + |
| 149 | YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + " is " + |
| 150 | "greater than 64 characters."); |
| 151 | } else if (!IDENTIFIER_PATTERN.matcher(identifierString).matches()) { |
| 152 | parserException = new ParserException("YANG file error : " + " identifier " + identifierString + " in " + |
| 153 | YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + " is not " + |
| 154 | "valid."); |
| 155 | } else if (identifierString.toLowerCase().startsWith(XML)) { |
| 156 | parserException = new ParserException("YANG file error : " + " identifier " + identifierString + " in " + |
| 157 | YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + |
| 158 | " must not start with (('X'|'x') ('M'|'m') ('L'|'l'))."); |
| 159 | } else { |
| 160 | return identifierString; |
| 161 | } |
| 162 | |
| 163 | parserException.setLine(ctx.getStart().getLine()); |
| 164 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 165 | throw parserException; |
| 166 | } |
| 167 | |
| 168 | /** |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 169 | * Validates the revision date. |
| 170 | * |
| 171 | * @param dateToValidate input revision date |
| 172 | * @return validation result, true for success, false for failure |
| 173 | */ |
| 174 | public static boolean isDateValid(String dateToValidate) { |
Vidyashree Rama | be0f6da | 2016-05-09 11:45:05 +0530 | [diff] [blame] | 175 | if (dateToValidate == null || !dateToValidate.matches(DATE_PATTERN)) { |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 176 | return false; |
| 177 | } |
| 178 | |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 179 | SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT); |
Vidyashree Rama | 468f828 | 2016-03-04 19:08:35 +0530 | [diff] [blame] | 180 | sdf.setLenient(false); |
| 181 | |
| 182 | try { |
| 183 | //if not valid, it will throw ParseException |
| 184 | sdf.parse(dateToValidate); |
| 185 | } catch (ParseException e) { |
| 186 | return false; |
| 187 | } |
| 188 | |
| 189 | return true; |
| 190 | } |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 191 | |
| 192 | /** |
| 193 | * Validates YANG version. |
| 194 | * |
| 195 | * @param ctx version context object of the grammar rule |
| 196 | * @return valid version |
| 197 | */ |
| 198 | public static byte getValidVersion(GeneratedYangParser.YangVersionStatementContext ctx) { |
| 199 | |
| 200 | String value = removeQuotesAndHandleConcat(ctx.version().getText()); |
| 201 | if (!value.equals(ONE)) { |
| 202 | ParserException parserException = new ParserException("YANG file error: Input version not supported"); |
| 203 | parserException.setLine(ctx.getStart().getLine()); |
| 204 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 205 | throw parserException; |
| 206 | } |
| 207 | |
| 208 | return Byte.valueOf(value); |
| 209 | } |
| 210 | |
| 211 | /** |
| 212 | * Validates non negative integer value. |
| 213 | * |
| 214 | * @param integerValue integer to be validated |
| 215 | * @param yangConstruct yang construct for creating error message |
| 216 | * @param ctx context object of the grammar rule |
| 217 | * @return valid non negative integer value |
| 218 | */ |
| 219 | public static int getValidNonNegativeIntegerValue(String integerValue, YangConstructType yangConstruct, |
Bharat saraswal | d9822e9 | 2016-04-05 15:13:44 +0530 | [diff] [blame] | 220 | ParserRuleContext ctx) { |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 221 | |
| 222 | String value = removeQuotesAndHandleConcat(integerValue); |
| 223 | if (!value.matches(NON_NEGATIVE_INTEGER_PATTERN)) { |
| 224 | ParserException parserException = new ParserException("YANG file error : " + |
| 225 | YangConstructType.getYangConstructType(yangConstruct) + " value " + value + " is not " + |
| 226 | "valid."); |
| 227 | parserException.setLine(ctx.getStart().getLine()); |
| 228 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 229 | throw parserException; |
| 230 | } |
| 231 | |
Vidyashree Rama | 210c01d | 2016-05-20 16:29:25 +0530 | [diff] [blame] | 232 | int valueInInteger; |
| 233 | try { |
| 234 | valueInInteger = Integer.parseInt(value); |
| 235 | } catch (NumberFormatException e) { |
| 236 | ParserException parserException = new ParserException("YANG file error : " + |
| 237 | YangConstructType.getYangConstructType(yangConstruct) + " value " + value + " is not " + |
| 238 | "valid."); |
| 239 | parserException.setLine(ctx.getStart().getLine()); |
| 240 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 241 | throw parserException; |
| 242 | } |
| 243 | return valueInInteger; |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | /** |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 247 | * Validates integer value. |
| 248 | * |
| 249 | * @param integerValue integer to be validated |
| 250 | * @param yangConstruct yang construct for creating error message |
| 251 | * @param ctx context object of the grammar rule |
| 252 | * @return valid integer value |
| 253 | */ |
| 254 | public static int getValidIntegerValue(String integerValue, YangConstructType yangConstruct, |
| 255 | ParserRuleContext ctx) { |
| 256 | |
| 257 | String value = removeQuotesAndHandleConcat(integerValue); |
| 258 | if (!INTEGER_PATTERN.matcher(value).matches()) { |
| 259 | ParserException parserException = new ParserException("YANG file error : " + |
| 260 | YangConstructType.getYangConstructType(yangConstruct) + " value " + value + " is not " + |
| 261 | "valid."); |
| 262 | parserException.setLine(ctx.getStart().getLine()); |
| 263 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 264 | throw parserException; |
| 265 | } |
| 266 | |
| 267 | int valueInInteger; |
| 268 | try { |
| 269 | valueInInteger = Integer.parseInt(value); |
| 270 | } catch (NumberFormatException e) { |
| 271 | ParserException parserException = new ParserException("YANG file error : " + |
| 272 | YangConstructType.getYangConstructType(yangConstruct) + " value " + value + " is not " + |
| 273 | "valid."); |
| 274 | parserException.setLine(ctx.getStart().getLine()); |
| 275 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 276 | throw parserException; |
| 277 | } |
| 278 | return valueInInteger; |
| 279 | } |
| 280 | |
| 281 | /** |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 282 | * Validates boolean value. |
| 283 | * |
| 284 | * @param booleanValue value to be validated |
| 285 | * @param yangConstruct yang construct for creating error message |
| 286 | * @param ctx context object of the grammar rule |
| 287 | * @return boolean value either true or false |
| 288 | */ |
| 289 | public static boolean getValidBooleanValue(String booleanValue, YangConstructType yangConstruct, |
Bharat saraswal | d9822e9 | 2016-04-05 15:13:44 +0530 | [diff] [blame] | 290 | ParserRuleContext ctx) { |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 291 | |
| 292 | String value = removeQuotesAndHandleConcat(booleanValue); |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 293 | if (value.equals(TRUE)) { |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 294 | return true; |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 295 | } else if (value.equals(FALSE)) { |
Vidyashree Rama | 8a6b128 | 2016-03-15 10:18:25 +0530 | [diff] [blame] | 296 | return false; |
| 297 | } else { |
| 298 | ParserException parserException = new ParserException("YANG file error : " + |
| 299 | YangConstructType.getYangConstructType(yangConstruct) + " value " + value + " is not " + |
| 300 | "valid."); |
| 301 | parserException.setLine(ctx.getStart().getLine()); |
| 302 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 303 | throw parserException; |
| 304 | } |
| 305 | } |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 306 | |
| 307 | /** |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 308 | * Returns current date and makes it in usable format for revision. |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 309 | * |
| 310 | * @return usable current date format for revision |
| 311 | */ |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 312 | public static Date getCurrentDateForRevision() { |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 313 | |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 314 | SimpleDateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT); |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 315 | |
| 316 | Date date = new Date(); |
| 317 | String dateInString = dateFormat.format(date); |
| 318 | try { |
| 319 | //if not valid, it will throw ParseException |
| 320 | Date now = dateFormat.parse(dateInString); |
| 321 | return date; |
| 322 | } catch (ParseException e) { |
| 323 | ParserException parserException = new ParserException("YANG file error: Input date is not correct"); |
| 324 | throw parserException; |
| 325 | } |
janani b | cc9ac30 | 2016-03-24 12:43:48 +0530 | [diff] [blame] | 326 | } |
Gaurav Agrawal | bd80447 | 2016-03-25 11:25:36 +0530 | [diff] [blame] | 327 | |
| 328 | /** |
| 329 | * Checks and return valid node identifier. |
| 330 | * |
| 331 | * @param nodeIdentifierString string from yang file |
| 332 | * @param yangConstruct yang construct for creating error message |
| 333 | * @param ctx yang construct's context to get the line number and character position |
| 334 | * @return valid node identifier |
| 335 | */ |
Vinod Kumar S | d4deb06 | 2016-04-15 18:08:57 +0530 | [diff] [blame] | 336 | public static YangNodeIdentifier getValidNodeIdentifier(String nodeIdentifierString, |
| 337 | YangConstructType yangConstruct, ParserRuleContext ctx) { |
Gaurav Agrawal | bd80447 | 2016-03-25 11:25:36 +0530 | [diff] [blame] | 338 | String tmpIdentifierString = removeQuotesAndHandleConcat(nodeIdentifierString); |
| 339 | String[] tmpData = tmpIdentifierString.split(Pattern.quote(COLON)); |
| 340 | if (tmpData.length == 1) { |
| 341 | YangNodeIdentifier nodeIdentifier = new YangNodeIdentifier(); |
| 342 | nodeIdentifier.setName(getValidIdentifier(tmpData[0], yangConstruct, ctx)); |
| 343 | return nodeIdentifier; |
| 344 | } else if (tmpData.length == 2) { |
| 345 | YangNodeIdentifier nodeIdentifier = new YangNodeIdentifier(); |
| 346 | nodeIdentifier.setPrefix(getValidIdentifier(tmpData[0], yangConstruct, ctx)); |
| 347 | nodeIdentifier.setName(getValidIdentifier(tmpData[1], yangConstruct, ctx)); |
| 348 | return nodeIdentifier; |
| 349 | } else { |
| 350 | ParserException parserException = new ParserException("YANG file error : " + |
| 351 | YangConstructType.getYangConstructType(yangConstruct) + " name " + nodeIdentifierString + |
| 352 | " is not valid."); |
| 353 | parserException.setLine(ctx.getStart().getLine()); |
| 354 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 355 | throw parserException; |
| 356 | } |
| 357 | } |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 358 | |
| 359 | /** |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 360 | * Checks and return valid node identifier specific to nodes in leafref path. |
| 361 | * |
| 362 | * @param nodeIdentifierString string from yang file |
| 363 | * @param yangConstruct yang construct for creating error message |
| 364 | * @param ctx yang construct's context to get the line number and character position |
| 365 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 366 | * @return valid node identifier |
| 367 | */ |
| 368 | public static YangNodeIdentifier getValidNodeIdentifierForLeafref(String nodeIdentifierString, |
| 369 | YangConstructType yangConstruct, ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 370 | |
| 371 | String tmpIdentifierString = removeQuotesAndHandleConcat(nodeIdentifierString); |
| 372 | String[] tmpData = tmpIdentifierString.split(Pattern.quote(COLON)); |
| 373 | if (tmpData.length == 1) { |
| 374 | YangNodeIdentifier nodeIdentifier = new YangNodeIdentifier(); |
janani b | e18b534 | 2016-07-13 21:06:41 +0530 | [diff] [blame] | 375 | nodeIdentifier.setName(getValidIdentifierForLeafref(tmpData[0], yangConstruct, ctx, yangLeafRef)); |
| 376 | return nodeIdentifier; |
| 377 | } else if (tmpData.length == 2) { |
| 378 | YangNodeIdentifier nodeIdentifier = new YangNodeIdentifier(); |
| 379 | nodeIdentifier.setPrefix(getValidIdentifierForLeafref(tmpData[0], yangConstruct, ctx, yangLeafRef)); |
| 380 | nodeIdentifier.setName(getValidIdentifierForLeafref(tmpData[1], yangConstruct, ctx, yangLeafRef)); |
| 381 | return nodeIdentifier; |
| 382 | } else { |
| 383 | ParserException parserException = new ParserException("YANG file error : " + |
| 384 | YangConstructType.getYangConstructType(yangConstruct) + yangLeafRef.getPath() + |
| 385 | " is not valid."); |
| 386 | parserException.setLine(ctx.getStart().getLine()); |
| 387 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 388 | throw parserException; |
| 389 | } |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Validates the path argument. It can be either absolute or relative path. |
| 394 | * |
| 395 | * @param pathString the path string from the path type |
| 396 | * @param yangConstruct yang construct for creating error message |
| 397 | * @param ctx yang construct's context to get the line number and character position |
| 398 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 399 | */ |
| 400 | public static void validatePathArgument(String pathString, YangConstructType yangConstruct, |
| 401 | ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 402 | |
| 403 | String completePathString = removeQuotesAndHandleConcat(pathString); |
| 404 | yangLeafRef.setPath(completePathString); |
| 405 | if (completePathString.startsWith(SLASH)) { |
| 406 | yangLeafRef.setPathType(ABSOLUTE_PATH); |
| 407 | List<YangAtomicPath> yangAtomicPathListList = validateAbsolutePath(completePathString, yangConstruct, ctx, |
| 408 | yangLeafRef); |
| 409 | yangLeafRef.setAtomicPath(yangAtomicPathListList); |
| 410 | } else if (completePathString.startsWith(ANCESTOR_ACCESSOR)) { |
| 411 | yangLeafRef.setPathType(RELATIVE_PATH); |
| 412 | validateRelativePath(completePathString, yangConstruct, ctx, yangLeafRef); |
| 413 | } else { |
| 414 | ParserException parserException = new ParserException("YANG file error : " + |
| 415 | YangConstructType.getYangConstructType(yangConstruct) + yangLeafRef.getPath() + |
| 416 | " does not follow valid path syntax"); |
| 417 | parserException.setLine(ctx.getStart().getLine()); |
| 418 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 419 | throw parserException; |
| 420 | } |
| 421 | } |
| 422 | |
| 423 | /** |
| 424 | * Validates the relative path. |
| 425 | * |
| 426 | * @param completePathString the path string of relative path |
| 427 | * @param yangConstruct yang construct for creating error message |
| 428 | * @param ctx yang construct's context to get the line number and character position |
| 429 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 430 | */ |
| 431 | private static void validateRelativePath(String completePathString, YangConstructType yangConstruct, |
| 432 | ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 433 | |
| 434 | YangRelativePath relativePath = new YangRelativePath(); |
| 435 | int numberOfAncestors = 0; |
| 436 | while (completePathString.startsWith(ANCESTOR_ACCESSOR_IN_PATH)) { |
| 437 | completePathString = completePathString.replaceFirst(ANCESTOR_ACCESSOR_IN_PATH, EMPTY_STRING); |
| 438 | numberOfAncestors = numberOfAncestors + 1; |
| 439 | } |
| 440 | if (completePathString == null || completePathString.length() == 0) { |
| 441 | ParserException parserException = new ParserException("YANG file error : " |
| 442 | + YangConstructType.getYangConstructType(yangConstruct) + yangLeafRef.getPath() + |
| 443 | " does not follow valid path syntax"); |
| 444 | parserException.setLine(ctx.getStart().getLine()); |
| 445 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 446 | throw parserException; |
| 447 | } |
| 448 | relativePath.setAncestorNodeCount(numberOfAncestors); |
| 449 | List<YangAtomicPath> atomicPath = validateAbsolutePath(SLASH_FOR_STRING + completePathString, |
| 450 | yangConstruct, |
| 451 | ctx, yangLeafRef); |
| 452 | relativePath.setAtomicPathList(atomicPath); |
| 453 | yangLeafRef.setRelativePath(relativePath); |
| 454 | } |
| 455 | |
| 456 | /** |
| 457 | * Validates the absolute path. |
| 458 | * |
| 459 | * @param completePathString the path string of absolute path |
| 460 | * @param yangConstruct yang construct for creating error message |
| 461 | * @param ctx yang construct's context to get the line number and character position |
| 462 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 463 | * @return list of object of node in absolute path |
| 464 | */ |
| 465 | private static List<YangAtomicPath> validateAbsolutePath(String completePathString, |
| 466 | YangConstructType yangConstruct, ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 467 | |
| 468 | List<YangAtomicPath> absolutePathList = new LinkedList<>(); |
| 469 | YangPathPredicate yangPathPredicate = new YangPathPredicate(); |
| 470 | YangNodeIdentifier yangNodeIdentifier; |
| 471 | |
| 472 | while (completePathString != null) { |
| 473 | String path = completePathString.replaceFirst(SLASH_FOR_STRING, EMPTY_STRING); |
| 474 | if (path == null || path.length() == 0) { |
| 475 | ParserException parserException = new ParserException("YANG file error : " |
| 476 | + YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + |
| 477 | " does not follow valid path syntax"); |
| 478 | parserException.setLine(ctx.getStart().getLine()); |
| 479 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 480 | throw parserException; |
| 481 | } |
| 482 | String matchedPathPredicate; |
| 483 | String nodeIdentifier; |
| 484 | String[] differentiate = new String[2]; |
| 485 | int forNodeIdentifier = path.indexOf(CHAR_OF_SLASH); |
| 486 | int forPathPredicate = path.indexOf(CHAR_OF_OPEN_SQUARE_BRACKET); |
| 487 | |
| 488 | // Checks if path predicate is present for the node. |
| 489 | if ((forPathPredicate < forNodeIdentifier) && (forPathPredicate != -1)) { |
| 490 | List<String> pathPredicate = new ArrayList<>(); |
| 491 | matchedPathPredicate = matchForPathPredicate(path); |
| 492 | |
| 493 | if (matchedPathPredicate == null || matchedPathPredicate.length() == 0) { |
| 494 | ParserException parserException = new ParserException("YANG file error : " |
| 495 | + YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + |
| 496 | " does not follow valid path syntax"); |
| 497 | parserException.setLine(ctx.getStart().getLine()); |
| 498 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 499 | throw parserException; |
| 500 | } |
| 501 | int indexOfMatchedFirstOpenBrace = path.indexOf(CHAR_OF_OPEN_SQUARE_BRACKET); |
| 502 | differentiate[0] = path.substring(0, indexOfMatchedFirstOpenBrace); |
| 503 | differentiate[1] = path.substring(indexOfMatchedFirstOpenBrace); |
| 504 | pathPredicate.add(matchedPathPredicate); |
| 505 | nodeIdentifier = differentiate[0]; |
| 506 | // Starts adding all path predicates of a node into the list. |
| 507 | if (!differentiate[1].isEmpty()) { |
| 508 | while (differentiate[1].startsWith(OPEN_SQUARE_BRACKET)) { |
| 509 | matchedPathPredicate = matchForPathPredicate(differentiate[1]); |
| 510 | if (matchedPathPredicate == null || matchedPathPredicate.length() == 0) { |
| 511 | ParserException parserException = new ParserException( |
| 512 | "YANG file error : " + YangConstructType.getYangConstructType(yangConstruct) + " " |
| 513 | + yangLeafRef.getPath() + |
| 514 | " does not follow valid path syntax"); |
| 515 | parserException.setLine(ctx.getStart().getLine()); |
| 516 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 517 | throw parserException; |
| 518 | } |
| 519 | pathPredicate.add(matchedPathPredicate); |
| 520 | differentiate[1] = differentiate[1].substring(matchedPathPredicate.length()); |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | List<YangPathPredicate> pathPredicateList = validatePathPredicate(pathPredicate, yangConstruct, ctx, |
| 525 | yangPathPredicate, yangLeafRef); |
| 526 | YangAtomicPath atomicPath = new YangAtomicPath(); |
| 527 | yangNodeIdentifier = getValidNodeIdentifierForLeafref(nodeIdentifier, yangConstruct, ctx, yangLeafRef); |
| 528 | atomicPath.setNodeIdentifier(yangNodeIdentifier); |
| 529 | atomicPath.setPathPredicatesList(pathPredicateList); |
| 530 | absolutePathList.add(atomicPath); |
| 531 | } else { |
| 532 | if (path.contains(SLASH_FOR_STRING)) { |
| 533 | nodeIdentifier = path.substring(0, path.indexOf(CHAR_OF_SLASH)); |
| 534 | differentiate[1] = path.substring(path.indexOf(CHAR_OF_SLASH)); |
| 535 | } else { |
| 536 | nodeIdentifier = path; |
| 537 | differentiate[1] = null; |
| 538 | } |
| 539 | yangNodeIdentifier = getValidNodeIdentifierForLeafref(nodeIdentifier, yangConstruct, ctx, yangLeafRef); |
| 540 | |
| 541 | YangAtomicPath atomicPath = new YangAtomicPath(); |
| 542 | atomicPath.setNodeIdentifier(yangNodeIdentifier); |
| 543 | atomicPath.setPathPredicatesList(null); |
| 544 | absolutePathList.add(atomicPath); |
| 545 | } |
| 546 | if (differentiate[1] == null || differentiate[1].length() == 0) { |
| 547 | completePathString = null; |
| 548 | } else { |
| 549 | completePathString = differentiate[1]; |
| 550 | } |
| 551 | } |
| 552 | return absolutePathList; |
| 553 | } |
| 554 | |
| 555 | /** |
| 556 | * Validates path predicate in the absolute path's node. |
| 557 | * |
| 558 | * @param pathPredicate list of path predicates in the node of absolute path |
| 559 | * @param yangConstruct yang construct for creating error message |
| 560 | * @param ctx yang construct's context to get the line number and character position |
| 561 | * @param yangPathPredicate instance of path predicate where it has to be set |
| 562 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 563 | * @return list of object of path predicates in absolute path's node |
| 564 | */ |
| 565 | private static List<YangPathPredicate> validatePathPredicate(List<String> pathPredicate, |
| 566 | YangConstructType yangConstruct, ParserRuleContext ctx, YangPathPredicate yangPathPredicate, |
| 567 | YangLeafRef yangLeafRef) { |
| 568 | |
| 569 | Iterator<String> pathPredicateString = pathPredicate.iterator(); |
| 570 | List<String> pathEqualityExpression = new ArrayList<>(); |
| 571 | |
| 572 | while (pathPredicateString.hasNext()) { |
| 573 | String pathPredicateForNode = pathPredicateString.next(); |
| 574 | pathPredicateForNode = (pathPredicateForNode.substring(1)).trim(); |
| 575 | pathPredicateForNode = pathPredicateForNode.substring(0, |
| 576 | pathPredicateForNode.indexOf(CHAR_OF_CLOSE_SQUARE_BRACKET)); |
| 577 | pathEqualityExpression.add(pathPredicateForNode); |
| 578 | } |
| 579 | List<YangPathPredicate> validatedPathPredicateList = validatePathEqualityExpression(pathEqualityExpression, |
| 580 | yangConstruct, ctx, yangPathPredicate, yangLeafRef); |
| 581 | return validatedPathPredicateList; |
| 582 | } |
| 583 | |
| 584 | /** |
| 585 | * Validates the path equality expression. |
| 586 | * |
| 587 | * @param pathEqualityExpression list of path equality expression in the path predicates of the node |
| 588 | * @param yangConstruct yang construct for creating error message |
| 589 | * @param ctx yang construct's context to get the line number and character position |
| 590 | * @param yangPathPredicate instance of path predicate where it has to be set |
| 591 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 592 | * @return list of object of path predicates in absolute path's node |
| 593 | */ |
| 594 | private static List<YangPathPredicate> validatePathEqualityExpression(List<String> pathEqualityExpression, |
| 595 | YangConstructType yangConstruct, ParserRuleContext ctx, YangPathPredicate yangPathPredicate, |
| 596 | YangLeafRef yangLeafRef) { |
| 597 | |
| 598 | Iterator<String> pathEqualityExpressionString = pathEqualityExpression.iterator(); |
| 599 | List<YangPathPredicate> yangPathPredicateList = new ArrayList<>(); |
| 600 | |
| 601 | while (pathEqualityExpressionString.hasNext()) { |
| 602 | String pathEqualityExpressionForNode = pathEqualityExpressionString.next(); |
| 603 | String[] pathEqualityExpressionArray = pathEqualityExpressionForNode.split("[=]"); |
| 604 | |
| 605 | YangNodeIdentifier yangNodeIdentifierForPredicate; |
| 606 | YangRelativePath yangRelativePath; |
| 607 | yangNodeIdentifierForPredicate = getValidNodeIdentifierForLeafref(pathEqualityExpressionArray[0].trim(), |
| 608 | yangConstruct, ctx, yangLeafRef); |
| 609 | yangRelativePath = validatePathKeyExpression(pathEqualityExpressionArray[1].trim(), yangConstruct, ctx, |
| 610 | yangLeafRef); |
| 611 | yangPathPredicate.setNodeIdentifier(yangNodeIdentifierForPredicate); |
| 612 | yangPathPredicate.setPathOperator(EQUALTO); |
| 613 | yangPathPredicate.setRightRelativePath(yangRelativePath); |
| 614 | yangPathPredicateList.add(yangPathPredicate); |
| 615 | } |
| 616 | return yangPathPredicateList; |
| 617 | } |
| 618 | |
| 619 | /** |
| 620 | * Validate the path key expression. |
| 621 | * |
| 622 | * @param rightRelativePath relative path in the path predicate |
| 623 | * @param yangConstruct yang construct for creating error message |
| 624 | * @param ctx yang construct's context to get the line number and character position |
| 625 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 626 | * @return object of right relative path in path predicate |
| 627 | */ |
| 628 | private static YangRelativePath validatePathKeyExpression(String rightRelativePath, |
| 629 | YangConstructType yangConstruct, ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 630 | |
| 631 | YangRelativePath yangRelativePath = new YangRelativePath(); |
| 632 | String[] relativePath = rightRelativePath.split(SLASH_FOR_STRING); |
| 633 | List<String> rightAbsolutePath = new ArrayList<>(); |
| 634 | int accessAncestor = 0; |
| 635 | for (String path : relativePath) { |
| 636 | if (path.trim().equals(ANCESTOR_ACCESSOR)) { |
| 637 | accessAncestor = accessAncestor + 1; |
| 638 | } else { |
| 639 | rightAbsolutePath.add(path); |
| 640 | } |
| 641 | } |
| 642 | List<YangAtomicPath> atomicPathInRelativePath = validateRelativePathKeyExpression(rightAbsolutePath, |
| 643 | yangConstruct, ctx, yangLeafRef); |
| 644 | yangRelativePath.setAtomicPathList(atomicPathInRelativePath); |
| 645 | yangRelativePath.setAncestorNodeCount(accessAncestor); |
| 646 | return yangRelativePath; |
| 647 | } |
| 648 | |
| 649 | /** |
| 650 | * Validates the relative path key expression. |
| 651 | * |
| 652 | * @param rightAbsolutePath absolute path nodes present in the relative path |
| 653 | * @param yangConstruct yang construct for creating error message |
| 654 | * @param ctx yang construct's context to get the line number and character position |
| 655 | * @param yangLeafRef instance of leafref where the path argument has to be set |
| 656 | * @return list of object of absolute path nodes present in the relative path |
| 657 | */ |
| 658 | private static List<YangAtomicPath> validateRelativePathKeyExpression(List<String> rightAbsolutePath, |
| 659 | YangConstructType yangConstruct, ParserRuleContext ctx, YangLeafRef yangLeafRef) { |
| 660 | |
| 661 | List<YangAtomicPath> atomicPathList = new ArrayList<>(); |
| 662 | YangNodeIdentifier yangNodeIdentifier; |
| 663 | |
| 664 | Iterator<String> nodes = rightAbsolutePath.iterator(); |
| 665 | String currentInvocationFunction = nodes.next(); |
| 666 | currentInvocationFunction = currentInvocationFunction.trim(); |
| 667 | String[] currentFunction = currentInvocationFunction.split("[(]"); |
| 668 | |
| 669 | if (!(currentFunction[0].trim().equals(CURRENT)) || !(currentFunction[1].trim().equals(CLOSE_PARENTHESIS))) { |
| 670 | ParserException parserException = new ParserException("YANG file error : " |
| 671 | + YangConstructType.getYangConstructType(yangConstruct) + " " + yangLeafRef.getPath() + |
| 672 | " does not follow valid path syntax"); |
| 673 | parserException.setLine(ctx.getStart().getLine()); |
| 674 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 675 | throw parserException; |
| 676 | } |
| 677 | |
| 678 | while (nodes.hasNext()) { |
| 679 | YangAtomicPath atomicPath = new YangAtomicPath(); |
| 680 | String node = nodes.next(); |
| 681 | yangNodeIdentifier = getValidNodeIdentifierForLeafref(node.trim(), yangConstruct, ctx, yangLeafRef); |
| 682 | atomicPath.setNodeIdentifier(yangNodeIdentifier); |
| 683 | atomicPathList.add(atomicPath); |
| 684 | } |
| 685 | return atomicPathList; |
| 686 | } |
| 687 | |
| 688 | /** |
| 689 | * Validates the match for first path predicate in a given string. |
| 690 | * |
| 691 | * @param matchRequiredString string for which match has to be done |
| 692 | * @return the matched string |
| 693 | */ |
| 694 | private static String matchForPathPredicate(String matchRequiredString) { |
| 695 | |
| 696 | String matchedString = null; |
| 697 | java.util.regex.Matcher matcher = PATH_PREDICATE_PATTERN.matcher(matchRequiredString); |
| 698 | if (matcher.find()) { |
| 699 | matchedString = matcher.group(0); |
| 700 | } |
| 701 | return matchedString; |
| 702 | } |
| 703 | |
| 704 | /** |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 705 | * Checks and return valid absolute schema node id. |
| 706 | * |
| 707 | * @param argumentString string from yang file |
| 708 | * @param yangConstructType yang construct for creating error message |
| 709 | * @param ctx yang construct's context to get the line number and character position |
| 710 | * @return target nodes list of absolute schema node id |
| 711 | */ |
Bharat saraswal | b1170bd | 2016-07-14 13:26:18 +0530 | [diff] [blame] | 712 | public static List<YangAtomicPath> getValidAbsoluteSchemaNodeId(String argumentString, |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 713 | YangConstructType yangConstructType, ParserRuleContext ctx) { |
| 714 | |
Bharat saraswal | b1170bd | 2016-07-14 13:26:18 +0530 | [diff] [blame] | 715 | List<YangAtomicPath> targetNodes = new ArrayList<>(); |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 716 | YangNodeIdentifier yangNodeIdentifier; |
| 717 | String tmpSchemaNodeId = removeQuotesAndHandleConcat(argumentString); |
| 718 | |
| 719 | // absolute-schema-nodeid = 1*("/" node-identifier) |
| 720 | if (!tmpSchemaNodeId.startsWith(SLASH)) { |
| 721 | ParserException parserException = new ParserException("YANG file error : " + |
| 722 | YangConstructType.getYangConstructType(yangConstructType) + " name " + argumentString + |
| 723 | "is not valid"); |
| 724 | parserException.setLine(ctx.getStart().getLine()); |
| 725 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 726 | throw parserException; |
| 727 | } |
| 728 | String[] tmpData = tmpSchemaNodeId.replaceFirst(CARET + SLASH, EMPTY_STRING).split(SLASH); |
| 729 | for (String nodeIdentifiers : tmpData) { |
| 730 | yangNodeIdentifier = getValidNodeIdentifier(nodeIdentifiers, yangConstructType, ctx); |
Bharat saraswal | b1170bd | 2016-07-14 13:26:18 +0530 | [diff] [blame] | 731 | YangAtomicPath yangAbsPath = new YangAtomicPath(); |
| 732 | yangAbsPath.setNodeIdentifier(yangNodeIdentifier); |
| 733 | targetNodes.add(yangAbsPath); |
Vidyashree Rama | 25bf4d0 | 2016-03-29 14:37:02 +0530 | [diff] [blame] | 734 | } |
| 735 | return targetNodes; |
| 736 | } |
Vidyashree Rama | 1db1556 | 2016-05-17 16:16:15 +0530 | [diff] [blame] | 737 | |
| 738 | /** |
| 739 | * Throws parser exception for unsupported YANG constructs. |
| 740 | * |
| 741 | * @param yangConstructType yang construct for creating error message |
| 742 | * @param ctx yang construct's context to get the line number and character position |
| 743 | * @param errorInfo error information |
| 744 | */ |
| 745 | public static void handleUnsupportedYangConstruct(YangConstructType yangConstructType, |
| 746 | ParserRuleContext ctx, String errorInfo) { |
| 747 | ParserException parserException = new ParserException(YANG_FILE_ERROR |
| 748 | + QUOTES + YangConstructType.getYangConstructType(yangConstructType) + QUOTES |
| 749 | + errorInfo); |
| 750 | parserException.setLine(ctx.getStart().getLine()); |
| 751 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 752 | throw parserException; |
| 753 | } |
Vidyashree Rama | deac28b | 2016-06-20 15:12:43 +0530 | [diff] [blame] | 754 | |
| 755 | /** |
| 756 | * Returns date and makes it in usable format for revision. |
| 757 | * |
| 758 | * @param dateInString date argument string from yang file |
| 759 | * @param ctx yang construct's context to get the line number and character position |
| 760 | * @return date format for revision |
| 761 | */ |
| 762 | public static Date getValidDateFromString(String dateInString, ParserRuleContext ctx) { |
| 763 | String dateArgument = removeQuotesAndHandleConcat(dateInString); |
| 764 | if (dateArgument == null || !dateArgument.matches(DATE_PATTERN)) { |
| 765 | ParserException parserException = new ParserException("YANG file error: Input date is not correct"); |
| 766 | parserException.setLine(ctx.getStart().getLine()); |
| 767 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 768 | throw parserException; |
| 769 | } |
| 770 | |
| 771 | SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT); |
| 772 | sdf.setLenient(false); |
| 773 | |
| 774 | try { |
| 775 | //if not valid, it will throw ParseException |
| 776 | Date date = sdf.parse(dateArgument); |
| 777 | return date; |
| 778 | } catch (ParseException e) { |
| 779 | ParserException parserException = new ParserException("YANG file error: Input date is not correct"); |
| 780 | parserException.setLine(ctx.getStart().getLine()); |
| 781 | parserException.setCharPosition(ctx.getStart().getCharPositionInLine()); |
| 782 | throw parserException; |
| 783 | } |
| 784 | } |
Bharat saraswal | b1170bd | 2016-07-14 13:26:18 +0530 | [diff] [blame] | 785 | } |