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+/*
+ * Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+var noResult = {l: "No results found"};
+var loading = {l: "Loading search index..."};
+var catModules = "Modules";
+var catPackages = "Packages";
+var catTypes = "Classes and Interfaces";
+var catMembers = "Members";
+var catSearchTags = "Search Tags";
+var highlight = "<span class=\"result-highlight\">$&</span>";
+var searchPattern = "";
+var fallbackPattern = "";
+var RANKING_THRESHOLD = 2;
+var NO_MATCH = 0xffff;
+var MIN_RESULTS = 3;
+var MAX_RESULTS = 500;
+var UNNAMED = "<Unnamed>";
+function escapeHtml(str) {
+ return str.replace(/</g, "&lt;").replace(/>/g, "&gt;");
+}
+function getHighlightedText(item, matcher, fallbackMatcher) {
+ var escapedItem = escapeHtml(item);
+ var highlighted = escapedItem.replace(matcher, highlight);
+ if (highlighted === escapedItem) {
+ highlighted = escapedItem.replace(fallbackMatcher, highlight)
+ }
+ return highlighted;
+}
+function getURLPrefix(ui) {
+ var urlPrefix="";
+ var slash = "/";
+ if (ui.item.category === catModules) {
+ return ui.item.l + slash;
+ } else if (ui.item.category === catPackages && ui.item.m) {
+ return ui.item.m + slash;
+ } else if (ui.item.category === catTypes || ui.item.category === catMembers) {
+ if (ui.item.m) {
+ urlPrefix = ui.item.m + slash;
+ } else {
+ $.each(packageSearchIndex, function(index, item) {
+ if (item.m && ui.item.p === item.l) {
+ urlPrefix = item.m + slash;
+ }
+ });
+ }
+ }
+ return urlPrefix;
+}
+function createSearchPattern(term) {
+ var pattern = "";
+ var isWordToken = false;
+ term.replace(/,\s*/g, ", ").trim().split(/\s+/).forEach(function(w, index) {
+ if (index > 0) {
+ // whitespace between identifiers is significant
+ pattern += (isWordToken && /^\w/.test(w)) ? "\\s+" : "\\s*";
+ }
+ var tokens = w.split(/(?=[A-Z,.()<>[\/])/);
+ for (var i = 0; i < tokens.length; i++) {
+ var s = tokens[i];
+ if (s === "") {
+ continue;
+ }
+ pattern += $.ui.autocomplete.escapeRegex(s);
+ isWordToken = /\w$/.test(s);
+ if (isWordToken) {
+ pattern += "([a-z0-9_$<>\\[\\]]*?)";
+ }
+ }
+ });
+ return pattern;
+}
+function createMatcher(pattern, flags) {
+ var isCamelCase = /[A-Z]/.test(pattern);
+ return new RegExp(pattern, flags + (isCamelCase ? "" : "i"));
+}
+var watermark = 'Search';
+$(function() {
+ var search = $("#search");
+ var reset = $("#reset");
+ search.val('');
+ search.prop("disabled", false);
+ reset.prop("disabled", false);
+ search.val(watermark).addClass('watermark');
+ search.blur(function() {
+ if ($(this).val().length === 0) {
+ $(this).val(watermark).addClass('watermark');
+ }
+ });
+ search.on('click keydown paste', function() {
+ if ($(this).val() === watermark) {
+ $(this).val('').removeClass('watermark');
+ }
+ });
+ reset.click(function() {
+ search.val('').focus();
+ });
+ search.focus()[0].setSelectionRange(0, 0);
+});
+$.widget("custom.catcomplete", $.ui.autocomplete, {
+ _create: function() {
+ this._super();
+ this.widget().menu("option", "items", "> :not(.ui-autocomplete-category)");
+ },
+ _renderMenu: function(ul, items) {
+ var rMenu = this;
+ var currentCategory = "";
+ rMenu.menu.bindings = $();
+ $.each(items, function(index, item) {
+ var li;
+ if (item.category && item.category !== currentCategory) {
+ ul.append("<li class=\"ui-autocomplete-category\">" + item.category + "</li>");
+ currentCategory = item.category;
+ }
+ li = rMenu._renderItemData(ul, item);
+ if (item.category) {
+ li.attr("aria-label", item.category + " : " + item.l);
+ li.attr("class", "result-item");
+ } else {
+ li.attr("aria-label", item.l);
+ li.attr("class", "result-item");
+ }
+ });
+ },
+ _renderItem: function(ul, item) {
+ var label = "";
+ var matcher = createMatcher(escapeHtml(searchPattern), "g");
+ var fallbackMatcher = new RegExp(fallbackPattern, "gi")
+ if (item.category === catModules) {
+ label = getHighlightedText(item.l, matcher, fallbackMatcher);
+ } else if (item.category === catPackages) {
+ label = getHighlightedText(item.l, matcher, fallbackMatcher);
+ } else if (item.category === catTypes) {
+ label = (item.p && item.p !== UNNAMED)
+ ? getHighlightedText(item.p + "." + item.l, matcher, fallbackMatcher)
+ : getHighlightedText(item.l, matcher, fallbackMatcher);
+ } else if (item.category === catMembers) {
+ label = (item.p && item.p !== UNNAMED)
+ ? getHighlightedText(item.p + "." + item.c + "." + item.l, matcher, fallbackMatcher)
+ : getHighlightedText(item.c + "." + item.l, matcher, fallbackMatcher);
+ } else if (item.category === catSearchTags) {
+ label = getHighlightedText(item.l, matcher, fallbackMatcher);
+ } else {
+ label = item.l;
+ }
+ var li = $("<li/>").appendTo(ul);
+ var div = $("<div/>").appendTo(li);
+ if (item.category === catSearchTags && item.h) {
+ if (item.d) {
+ div.html(label + "<span class=\"search-tag-holder-result\"> (" + item.h + ")</span><br><span class=\"search-tag-desc-result\">"
+ + item.d + "</span><br>");
+ } else {
+ div.html(label + "<span class=\"search-tag-holder-result\"> (" + item.h + ")</span>");
+ }
+ } else {
+ if (item.m) {
+ div.html(item.m + "/" + label);
+ } else {
+ div.html(label);
+ }
+ }
+ return li;
+ }
+});
+function rankMatch(match, category) {
+ if (!match) {
+ return NO_MATCH;
+ }
+ var index = match.index;
+ var input = match.input;
+ var leftBoundaryMatch = 2;
+ var periferalMatch = 0;
+ // make sure match is anchored on a left word boundary
+ if (index === 0 || /\W/.test(input[index - 1]) || "_" === input[index]) {
+ leftBoundaryMatch = 0;
+ } else if ("_" === input[index - 1] || (input[index] === input[index].toUpperCase() && !/^[A-Z0-9_$]+$/.test(input))) {
+ leftBoundaryMatch = 1;
+ }
+ var matchEnd = index + match[0].length;
+ var leftParen = input.indexOf("(");
+ var endOfName = leftParen > -1 ? leftParen : input.length;
+ // exclude peripheral matches
+ if (category !== catModules && category !== catSearchTags) {
+ var delim = category === catPackages ? "/" : ".";
+ if (leftParen > -1 && leftParen < index) {
+ periferalMatch += 2;
+ } else if (input.lastIndexOf(delim, endOfName) >= matchEnd) {
+ periferalMatch += 2;
+ }
+ }
+ var delta = match[0].length === endOfName ? 0 : 1; // rank full match higher than partial match
+ for (var i = 1; i < match.length; i++) {
+ // lower ranking if parts of the name are missing
+ if (match[i])
+ delta += match[i].length;
+ }
+ if (category === catTypes) {
+ // lower ranking if a type name contains unmatched camel-case parts
+ if (/[A-Z]/.test(input.substring(matchEnd)))
+ delta += 5;
+ if (/[A-Z]/.test(input.substring(0, index)))
+ delta += 5;
+ }
+ return leftBoundaryMatch + periferalMatch + (delta / 200);
+
+}
+function doSearch(request, response) {
+ var result = [];
+ searchPattern = createSearchPattern(request.term);
+ fallbackPattern = createSearchPattern(request.term.toLowerCase());
+ if (searchPattern === "") {
+ return this.close();
+ }
+ var camelCaseMatcher = createMatcher(searchPattern, "");
+ var fallbackMatcher = new RegExp(fallbackPattern, "i");
+
+ function searchIndexWithMatcher(indexArray, matcher, category, nameFunc) {
+ if (indexArray) {
+ var newResults = [];
+ $.each(indexArray, function (i, item) {
+ item.category = category;
+ var ranking = rankMatch(matcher.exec(nameFunc(item)), category);
+ if (ranking < RANKING_THRESHOLD) {
+ newResults.push({ranking: ranking, item: item});
+ }
+ return newResults.length <= MAX_RESULTS;
+ });
+ return newResults.sort(function(e1, e2) {
+ return e1.ranking - e2.ranking;
+ }).map(function(e) {
+ return e.item;
+ });
+ }
+ return [];
+ }
+ function searchIndex(indexArray, category, nameFunc) {
+ var primaryResults = searchIndexWithMatcher(indexArray, camelCaseMatcher, category, nameFunc);
+ result = result.concat(primaryResults);
+ if (primaryResults.length <= MIN_RESULTS && camelCaseMatcher.flags.indexOf("i") === -1) {
+ var secondaryResults = searchIndexWithMatcher(indexArray, fallbackMatcher, category, nameFunc);
+ result = result.concat(secondaryResults.filter(function (item) {
+ return primaryResults.indexOf(item) === -1;
+ }));
+ }
+ }
+
+ searchIndex(moduleSearchIndex, catModules, function(item) { return item.l; });
+ searchIndex(packageSearchIndex, catPackages, function(item) {
+ return (item.m && request.term.indexOf("/") > -1)
+ ? (item.m + "/" + item.l) : item.l;
+ });
+ searchIndex(typeSearchIndex, catTypes, function(item) {
+ return request.term.indexOf(".") > -1 ? item.p + "." + item.l : item.l;
+ });
+ searchIndex(memberSearchIndex, catMembers, function(item) {
+ return request.term.indexOf(".") > -1
+ ? item.p + "." + item.c + "." + item.l : item.l;
+ });
+ searchIndex(tagSearchIndex, catSearchTags, function(item) { return item.l; });
+
+ if (!indexFilesLoaded()) {
+ updateSearchResults = function() {
+ doSearch(request, response);
+ }
+ result.unshift(loading);
+ } else {
+ updateSearchResults = function() {};
+ }
+ response(result);
+}
+$(function() {
+ $("#search").catcomplete({
+ minLength: 1,
+ delay: 300,
+ source: doSearch,
+ response: function(event, ui) {
+ if (!ui.content.length) {
+ ui.content.push(noResult);
+ } else {
+ $("#search").empty();
+ }
+ },
+ autoFocus: true,
+ focus: function(event, ui) {
+ return false;
+ },
+ position: {
+ collision: "flip"
+ },
+ select: function(event, ui) {
+ if (ui.item.category) {
+ var url = getURLPrefix(ui);
+ if (ui.item.category === catModules) {
+ url += "module-summary.html";
+ } else if (ui.item.category === catPackages) {
+ if (ui.item.u) {
+ url = ui.item.u;
+ } else {
+ url += ui.item.l.replace(/\./g, '/') + "/package-summary.html";
+ }
+ } else if (ui.item.category === catTypes) {
+ if (ui.item.u) {
+ url = ui.item.u;
+ } else if (ui.item.p === UNNAMED) {
+ url += ui.item.l + ".html";
+ } else {
+ url += ui.item.p.replace(/\./g, '/') + "/" + ui.item.l + ".html";
+ }
+ } else if (ui.item.category === catMembers) {
+ if (ui.item.p === UNNAMED) {
+ url += ui.item.c + ".html" + "#";
+ } else {
+ url += ui.item.p.replace(/\./g, '/') + "/" + ui.item.c + ".html" + "#";
+ }
+ if (ui.item.u) {
+ url += ui.item.u;
+ } else {
+ url += ui.item.l;
+ }
+ } else if (ui.item.category === catSearchTags) {
+ url += ui.item.u;
+ }
+ if (top !== window) {
+ parent.classFrame.location = pathtoroot + url;
+ } else {
+ window.location.href = pathtoroot + url;
+ }
+ $("#search").focus();
+ }
+ }
+ });
+});