1 /* 2 * Copyright (c) 2009, 2016, Oracle and/or its affiliates. All rights reserved. 3 */ 4 /* 5 * Licensed to the Apache Software Foundation (ASF) under one or more 6 * contributor license agreements. See the NOTICE file distributed with 7 * this work for additional information regarding copyright ownership. 8 * The ASF licenses this file to You under the Apache License, Version 2.0 9 * (the "License"); you may not use this file except in compliance with 10 * the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20 package com.sun.org.apache.xerces.internal.impl; 21 22 import com.sun.org.apache.xerces.internal.utils.SecuritySupport; 23 import java.util.Enumeration; 24 import java.util.NoSuchElementException; 25 26 /** 27 * Commonly used constants. 28 * 29 * @xerces.internal 30 * 31 * @author Andy Clark, IBM 32 * 33 */ 34 public final class Constants { 35 36 // 37 // Constants 38 // 39 // Schema Types: 40 public static final String NS_XMLSCHEMA = "http://www.w3.org/2001/XMLSchema".intern(); 41 public static final String NS_DTD = "http://www.w3.org/TR/REC-xml".intern(); 42 43 // Schema Versions: 44 public static final String W3C_XML_SCHEMA10_NS_URI = "http://www.w3.org/XML/XMLSchema/v1.0".intern(); 45 46 // Schema features 47 public static final String SUN_SCHEMA_FEATURE_PREFIX = "http://java.sun.com/xml/schema/features/"; 48 public static final String SUN_REPORT_IGNORED_ELEMENT_CONTENT_WHITESPACE = "report-ignored-element-content-whitespace"; 49 50 // stax properties 51 public static final String ZEPHYR_PROPERTY_PREFIX = "http://java.sun.com/xml/stream/properties/" ; 52 public static final String STAX_PROPERTIES = "stax-properties" ; 53 public static final String STAX_ENTITY_RESOLVER_PROPERTY = "internal/stax-entity-resolver"; 54 public static final String STAX_REPORT_CDATA_EVENT = "report-cdata-event"; 55 public static final String READER_IN_DEFINED_STATE = ZEPHYR_PROPERTY_PREFIX + "reader-in-defined-state" ; 56 public static final String ADD_NAMESPACE_DECL_AS_ATTRIBUTE = "add-namespacedecl-as-attrbiute"; 57 public static final String ESCAPE_CHARACTERS = "escapeCharacters"; 58 public static final String REUSE_INSTANCE = "reuse-instance" ; 59 60 // DOM properties 61 public static final String SUN_DOM_PROPERTY_PREFIX = "http://java.sun.com/xml/dom/properties/" ; 62 public static final String SUN_DOM_ANCESTOR_CHECCK = "ancestor-check"; 63 64 /** 65 * If true, ignore DOCTYPE declaration as if it wasn't present at all. 66 * Note that this is a violation of the XML recommendation. 67 * The full property name is prefixed by {@link #ZEPHYR_PROPERTY_PREFIX}. 68 */ 69 public static final String IGNORE_EXTERNAL_DTD = "ignore-external-dtd"; 70 71 // sax features 72 73 /** SAX feature prefix ("http://xml.org/sax/features/"). */ 74 public static final String SAX_FEATURE_PREFIX = "http://xml.org/sax/features/"; 75 76 /** Namespaces feature ("namespaces"). */ 77 public static final String NAMESPACES_FEATURE = "namespaces"; 78 79 /** Namespace prefixes feature ("namespace-prefixes"). */ 80 public static final String NAMESPACE_PREFIXES_FEATURE = "namespace-prefixes"; 81 82 /** String interning feature ("string-interning"). */ 83 public static final String STRING_INTERNING_FEATURE = "string-interning"; 84 85 /** Validation feature ("validation"). */ 86 public static final String VALIDATION_FEATURE = "validation"; 87 88 /** External general entities feature ("external-general-entities "). */ 89 public static final String EXTERNAL_GENERAL_ENTITIES_FEATURE = "external-general-entities"; 90 91 /** External parameter entities feature ("external-parameter-entities "). */ 92 public static final String EXTERNAL_PARAMETER_ENTITIES_FEATURE = "external-parameter-entities"; 93 94 /** Lexical handler parameter entities feature ("lexical-handler/parameter-entities"). */ 95 public static final String LEXICAL_HANDLER_PARAMETER_ENTITIES_FEATURE = "lexical-handler/parameter-entities"; 96 97 /** Is standalone feature ("is-standalone"). */ 98 public static final String IS_STANDALONE_FEATURE = "is-standalone"; 99 100 /** Resolve DTD URIs feature ("resolve-dtd-uris"). */ 101 public static final String RESOLVE_DTD_URIS_FEATURE = "resolve-dtd-uris"; 102 103 /** Use Attributes2 feature ("use-attributes2"). */ 104 public static final String USE_ATTRIBUTES2_FEATURE = "use-attributes2"; 105 106 /** Use Locator2 feature ("use-locator2"). */ 107 public static final String USE_LOCATOR2_FEATURE = "use-locator2"; 108 109 /** Use EntityResolver2 feature ("use-entity-resolver2"). */ 110 public static final String USE_ENTITY_RESOLVER2_FEATURE = "use-entity-resolver2"; 111 112 /** Unicode normalization checking feature ("unicode-normalization-checking"). */ 113 public static final String UNICODE_NORMALIZATION_CHECKING_FEATURE = "unicode-normalization-checking"; 114 115 /** xmlns URIs feature ("xmlns-uris"). */ 116 public static final String XMLNS_URIS_FEATURE = "xmlns-uris"; 117 118 /** XML 1.1 feature ("xml-1.1"). */ 119 public static final String XML_11_FEATURE = "xml-1.1"; 120 121 /** Allow unparsed entity and notation declaration events to be sent after the end DTD event ("allow-dtd-events-after-endDTD") */ 122 public static final String ALLOW_DTD_EVENTS_AFTER_ENDDTD_FEATURE = "allow-dtd-events-after-endDTD"; 123 124 // sax properties 125 126 /** SAX property prefix ("http://xml.org/sax/properties/"). */ 127 public static final String SAX_PROPERTY_PREFIX = "http://xml.org/sax/properties/"; 128 129 /** Declaration handler property ("declaration-handler"). */ 130 public static final String DECLARATION_HANDLER_PROPERTY = "declaration-handler"; 131 132 /** Lexical handler property ("lexical-handler"). */ 133 public static final String LEXICAL_HANDLER_PROPERTY = "lexical-handler"; 134 135 /** DOM node property ("dom-node"). */ 136 public static final String DOM_NODE_PROPERTY = "dom-node"; 137 138 /** XML string property ("xml-string"). */ 139 public static final String XML_STRING_PROPERTY = "xml-string"; 140 141 public static final String FEATURE_SECURE_PROCESSING = "http://javax.xml.XMLConstants/feature/secure-processing"; 142 143 // Oracle Feature: 144 /** 145 * <p>Use Service Mechanism</p> 146 * 147 * <ul> 148 * <li> 149 * {@code true} instruct an object to use service mechanism to 150 * find a service implementation. This is the default behavior. 151 * </li> 152 * <li> 153 * {@code false} instruct an object to skip service mechanism and 154 * use the default implementation for that service. 155 * </li> 156 * </ul> 157 */ 158 public static final String ORACLE_FEATURE_SERVICE_MECHANISM = "http://www.oracle.com/feature/use-service-mechanism"; 159 160 /** Document XML version property ("document-xml-version"). */ 161 public static final String DOCUMENT_XML_VERSION_PROPERTY = "document-xml-version"; 162 163 164 // 165 // JAXP properties 166 // 167 168 /** JAXP property prefix ("http://java.sun.com/xml/jaxp/properties/"). */ 169 public static final String JAXP_PROPERTY_PREFIX = 170 "http://java.sun.com/xml/jaxp/properties/"; 171 172 /** JAXP schemaSource property: when used internally may include DTD sources (DOM) */ 173 public static final String SCHEMA_SOURCE = "schemaSource"; 174 175 /** JAXP schemaSource language: when used internally may include DTD namespace (DOM) */ 176 public static final String SCHEMA_LANGUAGE = "schemaLanguage"; 177 178 /** JAXP Standard property prefix ("http://javax.xml.XMLConstants/property/"). */ 179 public static final String JAXPAPI_PROPERTY_PREFIX = 180 "http://javax.xml.XMLConstants/property/"; 181 182 /** Oracle JAXP property prefix ("http://www.oracle.com/xml/jaxp/properties/"). */ 183 public static final String ORACLE_JAXP_PROPERTY_PREFIX = 184 "http://www.oracle.com/xml/jaxp/properties/"; 185 186 public static final String XML_SECURITY_PROPERTY_MANAGER = 187 ORACLE_JAXP_PROPERTY_PREFIX + "xmlSecurityPropertyManager"; 188 189 //System Properties corresponding to ACCESS_EXTERNAL_* properties 190 public static final String SP_ACCESS_EXTERNAL_DTD = "javax.xml.accessExternalDTD"; 191 public static final String SP_ACCESS_EXTERNAL_SCHEMA = "javax.xml.accessExternalSchema"; 192 //all access keyword 193 public static final String ACCESS_EXTERNAL_ALL = "all"; 194 195 /** 196 * Default value when FEATURE_SECURE_PROCESSING (FSP) is set to true 197 */ 198 public static final String EXTERNAL_ACCESS_DEFAULT_FSP = ""; 199 200 /** 201 * FEATURE_SECURE_PROCESSING (FSP) is true by default 202 */ 203 public static final String EXTERNAL_ACCESS_DEFAULT = ACCESS_EXTERNAL_ALL; 204 205 // 206 // Implementation limits: corresponding System Properties of the above 207 // API properties 208 // 209 /** 210 * JDK entity expansion limit; Note that the existing system property 211 * "entityExpansionLimit" with no prefix is still observed 212 */ 213 public static final String JDK_ENTITY_EXPANSION_LIMIT = 214 ORACLE_JAXP_PROPERTY_PREFIX + "entityExpansionLimit"; 215 216 /** 217 * JDK element attribute limit; Note that the existing system property 218 * "elementAttributeLimit" with no prefix is still observed 219 */ 220 public static final String JDK_ELEMENT_ATTRIBUTE_LIMIT = 221 ORACLE_JAXP_PROPERTY_PREFIX + "elementAttributeLimit"; 222 223 /** 224 * JDK maxOccur limit; Note that the existing system property 225 * "maxOccurLimit" with no prefix is still observed 226 */ 227 public static final String JDK_MAX_OCCUR_LIMIT = 228 ORACLE_JAXP_PROPERTY_PREFIX + "maxOccurLimit"; 229 230 /** 231 * JDK total entity size limit 232 */ 233 public static final String JDK_TOTAL_ENTITY_SIZE_LIMIT = 234 ORACLE_JAXP_PROPERTY_PREFIX + "totalEntitySizeLimit"; 235 236 /** 237 * JDK maximum general entity size limit 238 */ 239 public static final String JDK_GENERAL_ENTITY_SIZE_LIMIT = 240 ORACLE_JAXP_PROPERTY_PREFIX + "maxGeneralEntitySizeLimit"; 241 242 /** 243 * JDK node count limit in entities that limits the total number of nodes 244 * in all of entity references. 245 */ 246 public static final String JDK_ENTITY_REPLACEMENT_LIMIT = 247 ORACLE_JAXP_PROPERTY_PREFIX + "entityReplacementLimit"; 248 249 /** 250 * JDK maximum parameter entity size limit 251 */ 252 public static final String JDK_PARAMETER_ENTITY_SIZE_LIMIT = 253 ORACLE_JAXP_PROPERTY_PREFIX + "maxParameterEntitySizeLimit"; 254 /** 255 * JDK maximum XML name limit 256 */ 257 public static final String JDK_XML_NAME_LIMIT = 258 ORACLE_JAXP_PROPERTY_PREFIX + "maxXMLNameLimit"; 259 260 /** 261 * JDK maxElementDepth limit 262 */ 263 public static final String JDK_MAX_ELEMENT_DEPTH = 264 ORACLE_JAXP_PROPERTY_PREFIX + "maxElementDepth"; 265 266 /** 267 * JDK property to allow printing out information from the limit analyzer 268 */ 269 public static final String JDK_ENTITY_COUNT_INFO = 270 ORACLE_JAXP_PROPERTY_PREFIX + "getEntityCountInfo"; 271 272 // 273 // Implementation limits: API properties 274 // 275 /** 276 * JDK entity expansion limit; Note that the existing system property 277 * "entityExpansionLimit" with no prefix is still observed 278 */ 279 public static final String SP_ENTITY_EXPANSION_LIMIT = "jdk.xml.entityExpansionLimit"; 280 281 /** 282 * JDK element attribute limit; Note that the existing system property 283 * "elementAttributeLimit" with no prefix is still observed 284 */ 285 public static final String SP_ELEMENT_ATTRIBUTE_LIMIT = "jdk.xml.elementAttributeLimit"; 286 287 /** 288 * JDK maxOccur limit; Note that the existing system property 289 * "maxOccurLimit" with no prefix is still observed 290 */ 291 public static final String SP_MAX_OCCUR_LIMIT = "jdk.xml.maxOccurLimit"; 292 293 /** 294 * JDK total entity size limit 295 */ 296 public static final String SP_TOTAL_ENTITY_SIZE_LIMIT = "jdk.xml.totalEntitySizeLimit"; 297 298 /** 299 * JDK maximum general entity size limit 300 */ 301 public static final String SP_GENERAL_ENTITY_SIZE_LIMIT = "jdk.xml.maxGeneralEntitySizeLimit"; 302 303 /** 304 * JDK node count limit in entities that limits the total number of nodes 305 * in all of entity references. 306 */ 307 public static final String SP_ENTITY_REPLACEMENT_LIMIT = "jdk.xml.entityReplacementLimit"; 308 309 /** 310 * JDK maximum parameter entity size limit 311 */ 312 public static final String SP_PARAMETER_ENTITY_SIZE_LIMIT = "jdk.xml.maxParameterEntitySizeLimit"; 313 /** 314 * JDK maximum XML name limit 315 */ 316 public static final String SP_XML_NAME_LIMIT = "jdk.xml.maxXMLNameLimit"; 317 318 /** 319 * JDK maxElementDepth limit 320 */ 321 public static final String SP_MAX_ELEMENT_DEPTH = "jdk.xml.maxElementDepth"; 322 323 //legacy System Properties 324 public final static String ENTITY_EXPANSION_LIMIT = "entityExpansionLimit"; 325 public static final String ELEMENT_ATTRIBUTE_LIMIT = "elementAttributeLimit" ; 326 public final static String MAX_OCCUR_LIMIT = "maxOccurLimit"; 327 328 /** 329 * A string "yes" that can be used for properties such as getEntityCountInfo 330 */ 331 public static final String JDK_YES = "yes"; 332 333 // 334 // DOM features 335 // 336 337 /** Comments feature ("include-comments"). */ 338 public static final String INCLUDE_COMMENTS_FEATURE = "include-comments"; 339 340 /** Create cdata nodes feature ("create-cdata-nodes"). */ 341 public static final String CREATE_CDATA_NODES_FEATURE = "create-cdata-nodes"; 342 343 /** Feature id: load as infoset. */ 344 public static final String LOAD_AS_INFOSET = "load-as-infoset"; 345 346 347 // 348 // Constants: DOM Level 3 feature ids 349 // 350 351 public static final String DOM_CANONICAL_FORM = "canonical-form"; 352 public static final String DOM_CDATA_SECTIONS ="cdata-sections"; 353 354 public static final String DOM_COMMENTS = "comments"; 355 356 // REVISIT: this feature seems to have no effect for Xerces 357 358 public static final String DOM_CHARSET_OVERRIDES_XML_ENCODING = 359 "charset-overrides-xml-encoding"; 360 361 public static final String DOM_DATATYPE_NORMALIZATION = "datatype-normalization"; 362 363 public static final String DOM_ENTITIES = "entities"; 364 public static final String DOM_INFOSET = "infoset"; 365 public static final String DOM_NAMESPACES = "namespaces"; 366 public static final String DOM_NAMESPACE_DECLARATIONS = "namespace-declarations"; 367 public static final String DOM_SUPPORTED_MEDIATYPES_ONLY = 368 "supported-media-types-only"; 369 370 public static final String DOM_VALIDATE_IF_SCHEMA = "validate-if-schema"; 371 public static final String DOM_VALIDATE = "validate"; 372 public static final String DOM_ELEMENT_CONTENT_WHITESPACE = 373 "element-content-whitespace"; 374 375 // DOM Level 3 features defined in Core: 376 public static final String DOM_DISCARD_DEFAULT_CONTENT = "discard-default-content"; 377 public static final String DOM_NORMALIZE_CHARACTERS = "normalize-characters"; 378 public static final String DOM_CHECK_CHAR_NORMALIZATION = "check-character-normalization"; 379 public static final String DOM_WELLFORMED = "well-formed"; 380 public static final String DOM_SPLIT_CDATA = "split-cdata-sections"; 381 382 // Load and Save 383 public static final String DOM_FORMAT_PRETTY_PRINT = "format-pretty-print"; 384 public static final String DOM_XMLDECL = "xml-declaration"; 385 public static final String DOM_UNKNOWNCHARS = "unknown-characters"; 386 public static final String DOM_CERTIFIED = "certified"; 387 public static final String DOM_DISALLOW_DOCTYPE = "disallow-doctype"; 388 public static final String DOM_IGNORE_UNKNOWN_CHARACTER_DENORMALIZATIONS = "ignore-unknown-character-denormalizations"; 389 390 // DOM Properties 391 public static final String DOM_RESOURCE_RESOLVER = "resource-resolver"; 392 public static final String DOM_ERROR_HANDLER = "error-handler"; 393 public static final String DOM_SCHEMA_TYPE = "schema-type"; 394 public static final String DOM_SCHEMA_LOCATION = "schema-location"; 395 public static final String DOM_ANCESTOR_CHECCK = "ancestor-check"; 396 // XSModel 397 public static final String DOM_PSVI = "psvi"; 398 399 400 // xerces features 401 402 /** Xerces features prefix ("http://apache.org/xml/features/"). */ 403 public static final String XERCES_FEATURE_PREFIX = "http://apache.org/xml/features/"; 404 405 /** Schema validation feature ("validation/schema"). */ 406 public static final String SCHEMA_VALIDATION_FEATURE = "validation/schema"; 407 408 /** Expose schema normalized values */ 409 public static final String SCHEMA_NORMALIZED_VALUE = "validation/schema/normalized-value"; 410 411 /** Send schema default value via characters() */ 412 public static final String SCHEMA_ELEMENT_DEFAULT = "validation/schema/element-default"; 413 414 /** Schema full constraint checking ("validation/schema-full-checking"). */ 415 public static final String SCHEMA_FULL_CHECKING = "validation/schema-full-checking"; 416 417 /** Augment Post-Schema-Validation-Infoset */ 418 public static final String SCHEMA_AUGMENT_PSVI = "validation/schema/augment-psvi"; 419 420 /** Dynamic validation feature ("validation/dynamic"). */ 421 public static final String DYNAMIC_VALIDATION_FEATURE = "validation/dynamic"; 422 423 /** Warn on duplicate attribute declaration feature ("validation/warn-on-duplicate-attdef"). */ 424 public static final String WARN_ON_DUPLICATE_ATTDEF_FEATURE = "validation/warn-on-duplicate-attdef"; 425 426 /** Warn on undeclared element feature ("validation/warn-on-undeclared-elemdef"). */ 427 public static final String WARN_ON_UNDECLARED_ELEMDEF_FEATURE = "validation/warn-on-undeclared-elemdef"; 428 429 /** Warn on duplicate entity declaration feature ("warn-on-duplicate-entitydef"). */ 430 public static final String WARN_ON_DUPLICATE_ENTITYDEF_FEATURE = "warn-on-duplicate-entitydef"; 431 432 /** Allow Java encoding names feature ("allow-java-encodings"). */ 433 public static final String ALLOW_JAVA_ENCODINGS_FEATURE = "allow-java-encodings"; 434 435 /** Disallow DOCTYPE declaration feature ("disallow-doctype-decl"). */ 436 public static final String DISALLOW_DOCTYPE_DECL_FEATURE = "disallow-doctype-decl"; 437 438 /** Continue after fatal error feature ("continue-after-fatal-error"). */ 439 public static final String CONTINUE_AFTER_FATAL_ERROR_FEATURE = "continue-after-fatal-error"; 440 441 /** Load dtd grammar when nonvalidating feature ("nonvalidating/load-dtd-grammar"). */ 442 public static final String LOAD_DTD_GRAMMAR_FEATURE = "nonvalidating/load-dtd-grammar"; 443 444 /** Load external dtd when nonvalidating feature ("nonvalidating/load-external-dtd"). */ 445 public static final String LOAD_EXTERNAL_DTD_FEATURE = "nonvalidating/load-external-dtd"; 446 447 /** Defer node expansion feature ("dom/defer-node-expansion"). */ 448 public static final String DEFER_NODE_EXPANSION_FEATURE = "dom/defer-node-expansion"; 449 450 /** Create entity reference nodes feature ("dom/create-entity-ref-nodes"). */ 451 public static final String CREATE_ENTITY_REF_NODES_FEATURE = "dom/create-entity-ref-nodes"; 452 453 /** Include ignorable whitespace feature ("dom/include-ignorable-whitespace"). */ 454 public static final String INCLUDE_IGNORABLE_WHITESPACE = "dom/include-ignorable-whitespace"; 455 456 /** Default attribute values feature ("validation/default-attribute-values"). */ 457 public static final String DEFAULT_ATTRIBUTE_VALUES_FEATURE = "validation/default-attribute-values"; 458 459 /** Validate content models feature ("validation/validate-content-models"). */ 460 public static final String VALIDATE_CONTENT_MODELS_FEATURE = "validation/validate-content-models"; 461 462 /** Validate datatypes feature ("validation/validate-datatypes"). */ 463 public static final String VALIDATE_DATATYPES_FEATURE = "validation/validate-datatypes"; 464 465 /** Balance syntax trees feature ("validation/balance-syntax-trees"). */ 466 public static final String BALANCE_SYNTAX_TREES = "validation/balance-syntax-trees"; 467 468 /** Notify character references feature (scanner/notify-char-refs"). */ 469 public static final String NOTIFY_CHAR_REFS_FEATURE = "scanner/notify-char-refs"; 470 471 /** Notify built-in (&amp;, etc.) references feature (scanner/notify-builtin-refs"). */ 472 public static final String NOTIFY_BUILTIN_REFS_FEATURE = "scanner/notify-builtin-refs"; 473 474 /** Standard URI conformant feature ("standard-uri-conformant"). */ 475 public static final String STANDARD_URI_CONFORMANT_FEATURE = "standard-uri-conformant"; 476 477 /** Generate synthetic annotations feature ("generate-synthetic-annotations"). */ 478 public static final String GENERATE_SYNTHETIC_ANNOTATIONS_FEATURE = "generate-synthetic-annotations"; 479 480 /** Validate annotations feature ("validate-annotations"). */ 481 public static final String VALIDATE_ANNOTATIONS_FEATURE = "validate-annotations"; 482 483 484 /** Honour all schemaLocations feature ("honour-all-schemaLocations"). */ 485 public static final String HONOUR_ALL_SCHEMALOCATIONS_FEATURE = "honour-all-schemaLocations"; 486 487 /** Namespace growth feature ("namespace-growth"). */ 488 public static final String NAMESPACE_GROWTH_FEATURE = "namespace-growth"; 489 490 /** Tolerate duplicates feature ("internal/tolerate-duplicates"). */ 491 public static final String TOLERATE_DUPLICATES_FEATURE = "internal/tolerate-duplicates"; 492 493 /** XInclude processing feature ("xinclude"). */ 494 public static final String XINCLUDE_FEATURE = "xinclude"; 495 496 /** XInclude fixup base URIs feature ("xinclude/fixup-base-uris"). */ 497 public static final String XINCLUDE_FIXUP_BASE_URIS_FEATURE = "xinclude/fixup-base-uris"; 498 499 /** XInclude fixup language feature ("xinclude/fixup-language"). */ 500 public static final String XINCLUDE_FIXUP_LANGUAGE_FEATURE = "xinclude/fixup-language"; 501 502 /** 503 * Feature to ignore xsi:type attributes on elements during validation, 504 * until a global element declaration is found. ("validation/schema/ignore-xsi-type-until-elemdecl") 505 * If this feature is on when validating a document, then beginning at the validation root 506 * element, xsi:type attributes are ignored until a global element declaration is 507 * found for an element. Once a global element declaration has been found, xsi:type 508 * attributes will start being processed for the sub-tree beginning at the element for 509 * which the declaration was found. 510 * 511 * Suppose an element A has two element children, B and C. 512 * 513 * If a global element declaration is found for A, xsi:type attributes on A, B and C, 514 * and all of B and C's descendents, will be processed. 515 * 516 * If no global element declaration is found for A or B, but one is found for C, 517 * then xsi:type attributes will be ignored on A and B (and any descendents of B, 518 * until a global element declaration is found), but xsi:type attributes will be 519 * processed for C and all of C's descendents. 520 * 521 * Once xsi:type attributes stop being ignored for a subtree, they do not start 522 * being ignored again, even if more elements are encountered for which no global 523 * element declaration can be found. 524 */ 525 public static final String IGNORE_XSI_TYPE_FEATURE = "validation/schema/ignore-xsi-type-until-elemdecl"; 526 527 /** Perform checking of ID/IDREFs ("validation/id-idref-checking") */ 528 public static final String ID_IDREF_CHECKING_FEATURE = "validation/id-idref-checking"; 529 530 /** Feature to ignore errors caused by identity constraints ("validation/identity-constraint-checking") */ 531 public static final String IDC_CHECKING_FEATURE = "validation/identity-constraint-checking"; 532 533 /** Feature to ignore errors caused by unparsed entities ("validation/unparsed-entity-checking") */ 534 public static final String UNPARSED_ENTITY_CHECKING_FEATURE = "validation/unparsed-entity-checking"; 535 536 /** 537 * Internal feature. When set to true the schema validator will only use 538 * schema components from the grammar pool provided. 539 */ 540 public static final String USE_GRAMMAR_POOL_ONLY_FEATURE = "internal/validation/schema/use-grammar-pool-only"; 541 542 /** Internal performance related feature: 543 * false - the parser settings (features/properties) have not changed between 2 parses 544 * true - the parser settings have changed between 2 parses 545 * NOTE: this feature should only be set by the parser configuration. 546 */ 547 public static final String PARSER_SETTINGS = "internal/parser-settings"; 548 549 550 /** Feature to make XML Processor XInclude Aware */ 551 public static final String XINCLUDE_AWARE = "xinclude-aware"; 552 553 /** Ignore xsi:schemaLocation and xsi:noNamespaceSchemaLocation. */ 554 public static final String IGNORE_SCHEMA_LOCATION_HINTS = "validation/schema/ignore-schema-location-hints"; 555 556 /** 557 * When true, the schema processor will change characters events 558 * to ignorableWhitespaces events, when characters are expected to 559 * only contain ignorable whitespaces. 560 */ 561 public static final String CHANGE_IGNORABLE_CHARACTERS_INTO_IGNORABLE_WHITESPACES = 562 "validation/change-ignorable-characters-into-ignorable-whitespaces"; 563 564 // xerces properties 565 566 /** Xerces properties prefix ("http://apache.org/xml/properties/"). */ 567 public static final String XERCES_PROPERTY_PREFIX = "http://apache.org/xml/properties/"; 568 569 /** Current element node property ("dom/current-element-node"). */ 570 public static final String CURRENT_ELEMENT_NODE_PROPERTY = "dom/current-element-node"; 571 572 /** Document class name property ("dom/document-class-name"). */ 573 public static final String DOCUMENT_CLASS_NAME_PROPERTY = "dom/document-class-name"; 574 575 /** Symbol table property ("internal/symbol-table"). */ 576 public static final String SYMBOL_TABLE_PROPERTY = "internal/symbol-table"; 577 578 /** Error reporter property ("internal/error-reporter"). */ 579 public static final String ERROR_REPORTER_PROPERTY = "internal/error-reporter"; 580 581 /** Error handler property ("internal/error-handler"). */ 582 public static final String ERROR_HANDLER_PROPERTY = "internal/error-handler"; 583 584 /** XInclude handler property ("internal/xinclude-handler"). */ 585 public static final String XINCLUDE_HANDLER_PROPERTY = "internal/xinclude-handler"; 586 587 /** XPointer handler property ("internal/xpointer-handler"). */ 588 public static final String XPOINTER_HANDLER_PROPERTY = "internal/xpointer-handler"; 589 590 /** Entity manager property ("internal/entity-manager"). */ 591 public static final String ENTITY_MANAGER_PROPERTY = "internal/entity-manager"; 592 /** Input buffer size property ("input-buffer-size"). */ 593 public static final String BUFFER_SIZE_PROPERTY = "input-buffer-size"; 594 595 /** Security manager property ("security-manager"). */ 596 public static final String SECURITY_MANAGER_PROPERTY = "security-manager"; 597 598 /** Locale property ("locale"). */ 599 public static final String LOCALE_PROPERTY = "locale"; 600 601 /** property identifier: security manager. */ 602 public static final String SECURITY_MANAGER = 603 Constants.XERCES_PROPERTY_PREFIX + Constants.SECURITY_MANAGER_PROPERTY; 604 605 606 public static final String ENTITY_RESOLVER_PROPERTY = "internal/entity-resolver"; 607 608 /** Grammar pool property ("internal/grammar-pool"). */ 609 public static final String XMLGRAMMAR_POOL_PROPERTY = "internal/grammar-pool"; 610 611 /** Datatype validator factory ("internal/datatype-validator-factory"). */ 612 public static final String DATATYPE_VALIDATOR_FACTORY_PROPERTY = "internal/datatype-validator-factory"; 613 614 /** Document scanner property ("internal/document-scanner"). */ 615 public static final String DOCUMENT_SCANNER_PROPERTY = "internal/document-scanner"; 616 617 /** DTD scanner property ("internal/dtd-scanner"). */ 618 public static final String DTD_SCANNER_PROPERTY = "internal/dtd-scanner"; 619 620 /** DTD processor property ("internal/dtd-processor"). */ 621 public static final String DTD_PROCESSOR_PROPERTY = "internal/dtd-processor"; 622 623 /** Validator property ("internal/validator"). */ 624 public static final String VALIDATOR_PROPERTY = "internal/validator"; 625 626 /** Validator property ("internal/validator/dtd"). */ 627 public static final String DTD_VALIDATOR_PROPERTY = "internal/validator/dtd"; 628 629 /** Validator property ("internal/validator/schema"). */ 630 public static final String SCHEMA_VALIDATOR_PROPERTY = "internal/validator/schema"; 631 632 /** No namespace schema location property ("schema/external-schemaLocation"). */ 633 public static final String SCHEMA_LOCATION = "schema/external-schemaLocation"; 634 635 /** Schema location property ("schema/external-noNamespaceSchemaLocation"). */ 636 public static final String SCHEMA_NONS_LOCATION = "schema/external-noNamespaceSchemaLocation"; 637 638 /** Namespace binder property ("internal/namespace-binder"). */ 639 public static final String NAMESPACE_BINDER_PROPERTY = "internal/namespace-binder"; 640 641 /** Namespace context property ("internal/namespace-context"). */ 642 public static final String NAMESPACE_CONTEXT_PROPERTY = "internal/namespace-context"; 643 644 /** Validation manager property ("internal/validation-manager"). */ 645 public static final String VALIDATION_MANAGER_PROPERTY = "internal/validation-manager"; 646 647 /** Schema type for the root element in a document ("validation/schema/root-type-definition"). */ 648 public static final String ROOT_TYPE_DEFINITION_PROPERTY = "validation/schema/root-type-definition"; 649 650 /** Schema element declaration for the root element in a document ("validation/schema/root-element-declaration"). */ 651 public static final String ROOT_ELEMENT_DECLARATION_PROPERTY = "validation/schema/root-element-declaration"; 652 653 /** XPointer Schema property ("xpointer-schema"). */ 654 public static final String XPOINTER_SCHEMA_PROPERTY = "xpointer-schema"; 655 656 /** Schema element declaration for the root element in a document ("internal/validation/schema/dv-factory"). */ 657 public static final String SCHEMA_DV_FACTORY_PROPERTY = "internal/validation/schema/dv-factory"; 658 659 660 // general constants 661 662 /** Element PSVI is stored in augmentations using string "ELEMENT_PSVI" */ 663 public final static String ELEMENT_PSVI = "ELEMENT_PSVI"; 664 665 /** Attribute PSVI is stored in augmentations using string "ATTRIBUTE_PSVI" */ 666 public final static String ATTRIBUTE_PSVI = "ATTRIBUTE_PSVI"; 667 668 /** 669 * Boolean indicating whether an attribute is declared in the DTD is stored 670 * in augmentations using the string "ATTRIBUTE_DECLARED". The absence of this 671 * augmentation indicates that the attribute was not declared in the DTD. 672 */ 673 public final static String ATTRIBUTE_DECLARED = "ATTRIBUTE_DECLARED"; 674 675 676 /** 677 * {@link org.w3c.dom.TypeInfo} associated with current element/attribute 678 * is stored in augmentations using this string as the key. 679 * 680 * This will ultimately controls {@link com.sun.org.apache.xerces.internal.parsers.AbstractDOMParser} 681 * regarding what object the DOM will return from 682 * {@link org.w3c.dom.Attr#getSchemaTypeInfo()} and 683 * {@link org.w3c.dom.Element#getSchemaTypeInfo()} and 684 */ 685 public final static String TYPEINFO = "org.w3c.dom.TypeInfo"; 686 687 /** 688 * Whether an attribute is an id or not is stored in augmentations 689 * using this string as the key. The value is {@link Boolean#TRUE} 690 * or {@link Boolean#FALSE}. 691 * 692 * This will ultimately controls {@link com.sun.org.apache.xerces.internal.parsers.AbstractDOMParser} 693 * about whether it will mark an attribute as ID or not. 694 */ 695 public final static String ID_ATTRIBUTE = "ID_ATTRIBUTE"; 696 697 // XML version constants 698 699 /** 700 * Boolean indicating whether an entity referenced in the document has 701 * not been read is stored in augmentations using the string "ENTITY_SKIPPED". 702 * The absence of this augmentation indicates that the entity had a 703 * declaration and was expanded. 704 */ 705 public final static String ENTITY_SKIPPED = "ENTITY_SKIPPED"; 706 707 /** 708 * Boolean indicating whether a character is a probable white space 709 * character (ch <= 0x20) that was the replacement text of a character 710 * reference is stored in augmentations using the string "CHAR_REF_PROBABLE_WS". 711 * The absence of this augmentation indicates that the character is not 712 * probable white space and/or was not included from a character reference. 713 */ 714 public final static String CHAR_REF_PROBABLE_WS = "CHAR_REF_PROBABLE_WS"; 715 716 /** Boolean indicating if this entity is the last opened entity. 717 * 718 *@see com.sun.org.apache.xerces.internal.impl.XMLEntityManager#endEntity() 719 *@see com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl#endEntity() 720 *@see com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl#endEntity() 721 */ 722 public final static String LAST_ENTITY = "LAST_ENTITY"; 723 724 // XML version constants 725 public final static short XML_VERSION_ERROR = -1; 726 public final static short XML_VERSION_1_0 = 1; 727 public final static short XML_VERSION_1_1 = 2; 728 729 730 731 // DOM related constants 732 public final static String ANONYMOUS_TYPE_NAMESPACE = 733 "http://apache.org/xml/xmlschema/1.0/anonymousTypes"; 734 735 736 737 // Constant to enable Schema 1.1 support 738 public final static boolean SCHEMA_1_1_SUPPORT = false; 739 public final static short SCHEMA_VERSION_1_0 = 1; 740 public final static short SCHEMA_VERSION_1_0_EXTENDED = 2; 741 742 // private 743 744 /** SAX features. */ 745 private static final String[] fgSAXFeatures = { 746 NAMESPACES_FEATURE, 747 NAMESPACE_PREFIXES_FEATURE, 748 STRING_INTERNING_FEATURE, 749 VALIDATION_FEATURE, 750 EXTERNAL_GENERAL_ENTITIES_FEATURE, 751 EXTERNAL_PARAMETER_ENTITIES_FEATURE, 752 }; 753 754 /** SAX properties. */ 755 private static final String[] fgSAXProperties = { 756 DECLARATION_HANDLER_PROPERTY, 757 LEXICAL_HANDLER_PROPERTY, 758 DOM_NODE_PROPERTY, 759 XML_STRING_PROPERTY, 760 }; 761 762 /** Xerces features. */ 763 private static final String[] fgXercesFeatures = { 764 765 SCHEMA_VALIDATION_FEATURE, 766 SCHEMA_FULL_CHECKING, 767 DYNAMIC_VALIDATION_FEATURE, 768 WARN_ON_DUPLICATE_ATTDEF_FEATURE, 769 WARN_ON_UNDECLARED_ELEMDEF_FEATURE, 770 ALLOW_JAVA_ENCODINGS_FEATURE, 771 CONTINUE_AFTER_FATAL_ERROR_FEATURE, 772 LOAD_DTD_GRAMMAR_FEATURE, 773 LOAD_EXTERNAL_DTD_FEATURE, 774 //DEFER_NODE_EXPANSION_FEATURE, 775 CREATE_ENTITY_REF_NODES_FEATURE, 776 XINCLUDE_AWARE, 777 INCLUDE_IGNORABLE_WHITESPACE, 778 //GRAMMAR_ACCESS_FEATURE, 779 DEFAULT_ATTRIBUTE_VALUES_FEATURE, 780 VALIDATE_CONTENT_MODELS_FEATURE, 781 VALIDATE_DATATYPES_FEATURE, 782 BALANCE_SYNTAX_TREES, 783 NOTIFY_CHAR_REFS_FEATURE, 784 NOTIFY_BUILTIN_REFS_FEATURE, 785 DISALLOW_DOCTYPE_DECL_FEATURE, 786 STANDARD_URI_CONFORMANT_FEATURE, 787 GENERATE_SYNTHETIC_ANNOTATIONS_FEATURE, 788 VALIDATE_ANNOTATIONS_FEATURE, 789 HONOUR_ALL_SCHEMALOCATIONS_FEATURE, 790 XINCLUDE_FEATURE, 791 XINCLUDE_FIXUP_BASE_URIS_FEATURE, 792 XINCLUDE_FIXUP_LANGUAGE_FEATURE, 793 IGNORE_XSI_TYPE_FEATURE, 794 ID_IDREF_CHECKING_FEATURE, 795 IDC_CHECKING_FEATURE, 796 UNPARSED_ENTITY_CHECKING_FEATURE, 797 NAMESPACE_GROWTH_FEATURE, 798 TOLERATE_DUPLICATES_FEATURE, 799 }; 800 801 /** Xerces properties. */ 802 private static final String[] fgXercesProperties = { 803 CURRENT_ELEMENT_NODE_PROPERTY, 804 DOCUMENT_CLASS_NAME_PROPERTY, 805 SYMBOL_TABLE_PROPERTY, 806 ERROR_HANDLER_PROPERTY, 807 ERROR_REPORTER_PROPERTY, 808 ENTITY_MANAGER_PROPERTY, 809 ENTITY_RESOLVER_PROPERTY, 810 XMLGRAMMAR_POOL_PROPERTY, 811 DATATYPE_VALIDATOR_FACTORY_PROPERTY, 812 DOCUMENT_SCANNER_PROPERTY, 813 DTD_SCANNER_PROPERTY, 814 VALIDATOR_PROPERTY, 815 SCHEMA_LOCATION, 816 SCHEMA_NONS_LOCATION, 817 VALIDATION_MANAGER_PROPERTY, 818 BUFFER_SIZE_PROPERTY, 819 SECURITY_MANAGER_PROPERTY, 820 ROOT_TYPE_DEFINITION_PROPERTY, 821 ROOT_ELEMENT_DECLARATION_PROPERTY, 822 LOCALE_PROPERTY, 823 SCHEMA_DV_FACTORY_PROPERTY, 824 }; 825 826 /** Empty enumeration. */ 827 private static final Enumeration fgEmptyEnumeration = new ArrayEnumeration(new Object[] {}); 828 829 // 830 // Constructors 831 // 832 833 /** This class cannot be instantiated. */ 834 private Constants() {} 835 836 // 837 // Public methods 838 // 839 840 // sax 841 842 /** Returns an enumeration of the SAX features. */ 843 public static Enumeration getSAXFeatures() { 844 return fgSAXFeatures.length > 0 845 ? new ArrayEnumeration(fgSAXFeatures) : fgEmptyEnumeration; 846 } // getSAXFeatures():Enumeration 847 848 /** Returns an enumeration of the SAX properties. */ 849 public static Enumeration getSAXProperties() { 850 return fgSAXProperties.length > 0 851 ? new ArrayEnumeration(fgSAXProperties) : fgEmptyEnumeration; 852 } // getSAXProperties():Enumeration 853 854 // xerces 855 856 /** Returns an enumeration of the Xerces features. */ 857 public static Enumeration getXercesFeatures() { 858 return fgXercesFeatures.length > 0 859 ? new ArrayEnumeration(fgXercesFeatures) : fgEmptyEnumeration; 860 } // getXercesFeatures():Enumeration 861 862 /** Returns an enumeration of the Xerces properties. */ 863 public static Enumeration getXercesProperties() { 864 return fgXercesProperties.length > 0 865 ? new ArrayEnumeration(fgXercesProperties) : fgEmptyEnumeration; 866 } // getXercesProperties():Enumeration 867 868 // 869 // Classes 870 // 871 872 /** 873 * An array enumeration. 874 * 875 * @author Andy Clark, IBM 876 */ 877 static class ArrayEnumeration 878 implements Enumeration { 879 880 // 881 // Data 882 // 883 884 /** Array. */ 885 private Object[] array; 886 887 /** Index. */ 888 private int index; 889 890 // 891 // Constructors 892 // 893 894 /** Constructs an array enumeration. */ 895 public ArrayEnumeration(Object[] array) { 896 this.array = array; 897 } // <init>(Object[]) 898 899 // 900 // Enumeration methods 901 // 902 903 /** 904 * Tests if this enumeration contains more elements. 905 * 906 * @return <code>true</code> if this enumeration contains more elements; 907 * <code>false</code> otherwise. 908 * @since JDK1.0 909 */ 910 public boolean hasMoreElements() { 911 return index < array.length; 912 } // hasMoreElement():boolean 913 914 /** 915 * Returns the next element of this enumeration. 916 * 917 * @return the next element of this enumeration. 918 * @exception NoSuchElementException if no more elements exist. 919 * @since JDK1.0 920 */ 921 public Object nextElement() { 922 if (index < array.length) { 923 return array[index++]; 924 } 925 throw new NoSuchElementException(); 926 } // nextElement():Object 927 928 } // class ArrayEnumeration 929 930 // 931 // MAIN 932 // 933 934 /** Prints all of the constants to standard output. */ 935 public static void main(String[] argv) { 936 937 print("SAX features:", SAX_FEATURE_PREFIX, fgSAXFeatures); 938 print("SAX properties:", SAX_PROPERTY_PREFIX, fgSAXProperties); 939 print("Xerces features:", XERCES_FEATURE_PREFIX, fgXercesFeatures); 940 print("Xerces properties:", XERCES_PROPERTY_PREFIX, fgXercesProperties); 941 942 } // main(String[]) 943 944 /** Prints a list of features/properties. */ 945 private static void print(String header, String prefix, Object[] array) { 946 System.out.print(header); 947 if (array.length > 0) { 948 System.out.println(); 949 for (int i = 0; i < array.length; i++) { 950 System.out.print(" "); 951 System.out.print(prefix); 952 System.out.println(array[i]); 953 } 954 } 955 else { 956 System.out.println(" none."); 957 } 958 } // print(String,String,Object[]) 959 960 } // class Constants