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/*
* =============================================================================
*
* Copyright (c) 2012-2022, The ATTOPARSER team (https://www.attoparser.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* =============================================================================
*/
package org.attoparser.simple;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.attoparser.util.TextUtil;
/*
* Repository class used for allowing the reuse of String objects by the SimplifierMarkupHandler class, so
* that turning the char[] objects for element and attribute names into Strings is more efficient.
*
* @author Daniel Fernandez
* @since 2.0.0
*/
public final class StructureTextsRepository {
private static final String[] STANDARD_ATTRIBUTE_NAMES =
new String[] {
"abbr", "accept", "accept-charset", "accesskey", "action",
"align", "alt", "archive", "autocomplete", "autofocus",
"autoplay", "axis", "border", "cellpadding", "cellspacing",
"challenge", "char", "charoff", "charset", "checked",
"cite", "class", "classid", "codebase", "codetype",
"cols", "colspan", "command", "content", "contenteditable",
"contextmenu", "controls", "coords", "data", "datetime",
"declare", "default", "defer", "dir", "disabled",
"draggable", "dropzone", "enctype", "for", "form",
"formaction", "formenctype", "formmethod", "formnovalidate", "formtarget",
"frame", "headers", "height", "hidden", "high",
"href", "hreflang", "http-equiv", "icon", "id",
"ismap", "keytype", "kind", "label", "lang",
"list", "longdesc", "loop", "low", "max",
"maxlength", "media", "method", "min", "multiple",
"muted", "name", "nohref", "novalidate", "onabort",
"onafterprint", "onbeforeprint", "onbeforeunload", "onblur", "oncanplay",
"oncanplaythrough", "onchange", "onclick", "oncontextmenu", "oncuechange",
"ondblclick", "ondrag", "ondragend", "ondragenter", "ondragleave",
"ondragover", "ondragstart", "ondrop", "ondurationchange", "onemptied",
"onended", "onerror", "onfocus", "onformchange", "onforminput",
"onhaschange", "oninput", "oninvalid", "onkeydown", "onkeypress",
"onkeyup", "onload", "onloadeddata", "onloadedmetadata", "onloadstart",
"onmessage", "onmousedown", "onmousemove", "onmouseout", "onmouseover",
"onmouseup", "onmousewheel", "onoffline", "ononline", "onpagehide",
"onpageshow", "onpause", "onplay", "onplaying", "onpopstate",
"onprogress", "onratechange", "onredo", "onreset", "onresize",
"onscroll", "onseeked", "onseeking", "onselect", "onstalled",
"onstorage", "onsubmit", "onsuspend", "ontimeupdate", "onundo",
"onunload", "onvolumechange", "onwaiting", "open", "optimum",
"pattern", "placeholder", "poster", "preload", "profile",
"radiogroup", "readonly", "rel", "required", "rev",
"rows", "rowspan", "rules", "scheme", "scope",
"selected", "shape", "size", "span", "spellcheck",
"src", "srclang", "standby", "style", "summary",
"tabindex", "title", "translate", "type", "usemap",
"valign", "value", "valuetype", "width", "xml:lang",
"xml:space", "xmlns"
};
private static final String[] STANDARD_ELEMENT_NAMES =
new String[] {
"a", "abbr", "address", "area", "article",
"aside", "audio", "b", "base", "bdi",
"bdo", "blockquote", "body", "br", "button",
"canvas", "caption", "cite", "code", "col",
"colgroup", "command", "datalist", "dd", "del",
"details", "dfn", "dialog", "div", "dl",
"dt", "em", "embed", "fieldset", "figcaption",
"figure", "footer", "form", "g", "h1",
"h2", "h3", "h4", "h5", "h6",
"head", "header", "hgroup", "hr", "html",
"i", "iframe", "img", "input", "ins",
"kbd", "keygen", "label", "legend", "li",
"link", "main", "map", "mark", "menu",
"menuitem", "meta", "meter", "nav", "noscript",
"object", "ol", "optgroup", "option", "output",
"p", "param", "pre", "progress", "rb",
"rp", "rt", "rtc", "ruby", "s",
"samp", "script", "section", "select", "small",
"source", "span", "strong", "style", "sub",
"summary", "sup", "table", "tbody", "td",
"textarea", "tfoot", "th", "thead", "time",
"title", "tr", "track", "u", "ul",
"var", "video", "wbr"
};
private static final String[] ALL_STANDARD_NAMES;
static {
// First initialize a set to make sure there are no duplicates
final Set allStandardNamesSet = new HashSet((STANDARD_ELEMENT_NAMES.length + STANDARD_ATTRIBUTE_NAMES.length + 1) * 2, 1.0f);
allStandardNamesSet.addAll(Arrays.asList(STANDARD_ELEMENT_NAMES));
allStandardNamesSet.addAll(Arrays.asList(STANDARD_ATTRIBUTE_NAMES));
for (final String str : STANDARD_ELEMENT_NAMES) {
allStandardNamesSet.add(str.toUpperCase());
}
for (final String str : STANDARD_ATTRIBUTE_NAMES) {
allStandardNamesSet.add(str.toUpperCase());
}
// Now sort them
final List allStandardNamesList = new ArrayList(allStandardNamesSet);
Collections.sort(allStandardNamesList);
// Finally, populate the array
ALL_STANDARD_NAMES = allStandardNamesList.toArray(new String[allStandardNamesList.size()]);
}
// This method will try to avoid creating new strings for each structure name (element/attribute)
static String getStructureName(final char[] buffer, final int offset, final int len) {
final int index = TextUtil.binarySearch(true, ALL_STANDARD_NAMES, buffer, offset, len);
if (index < 0) {
return new String(buffer, offset, len);
}
return ALL_STANDARD_NAMES[index];
}
private StructureTextsRepository() {
super();
}
}