Java tutorial
/* * Copyright 2011 gitblit.com. * * 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 * * http://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 com.gitblit.wicket; import java.text.DateFormat; import java.text.MessageFormat; import java.text.SimpleDateFormat; import java.util.Collection; import java.util.Date; import java.util.HashMap; import java.util.Map; import java.util.TimeZone; import javax.servlet.http.HttpServletRequest; import org.apache.wicket.AttributeModifier; import org.apache.wicket.Component; import org.apache.wicket.request.Request; import org.apache.wicket.request.http.WebRequest; import org.apache.wicket.request.mapper.parameter.PageParameters; import org.apache.wicket.request.resource.ContextRelativeResource; import org.apache.wicket.behavior.AttributeAppender; import org.apache.wicket.behavior.Behavior; import org.apache.wicket.markup.head.IHeaderResponse; import org.apache.wicket.markup.head.StringHeaderItem; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.image.ContextImage; import org.apache.wicket.model.Model; import org.eclipse.jgit.diff.DiffEntry.ChangeType; import com.gitblit.Constants; import com.gitblit.Constants.AccessPermission; import com.gitblit.Constants.FederationPullStatus; import com.gitblit.IStoredSettings; import com.gitblit.Keys; import com.gitblit.models.FederationModel; import com.gitblit.models.Metric; import com.gitblit.utils.DiffUtils.DiffComparator; import com.gitblit.utils.GitBlitRequestUtils; import com.gitblit.utils.HttpUtils; import com.gitblit.utils.StringUtils; import com.gitblit.utils.TimeUtils; public class WicketUtils { public static void setCssClass(Component container, String value) { container.add(new AttributeModifier("class", value)); } public static void addCssClass(Component container, String value) { container.add(new AttributeAppender("class", new Model<String>(value), " ")); } public static void setCssStyle(Component container, String value) { container.add(new AttributeModifier("style", value)); } public static void setCssBackground(Component container, String value) { String background = MessageFormat.format("background-color:{0};", StringUtils.getColor(value)); container.add(new AttributeModifier("style", background)); } public static Component setHtmlTooltip(Component container, String value) { return container.add(new AttributeModifier("title", value)); } public static void setInputPlaceholder(Component container, String value) { container.add(new AttributeModifier("placeholder", value)); } public static void setChangeTypeCssClass(Component container, ChangeType type) { switch (type) { case ADD: setCssClass(container, "addition"); break; case COPY: case RENAME: setCssClass(container, "rename"); break; case DELETE: setCssClass(container, "deletion"); break; case MODIFY: setCssClass(container, "modification"); break; } } public static void setPermissionClass(Component container, AccessPermission permission) { if (permission == null) { setCssClass(container, "badge"); return; } switch (permission) { case REWIND: case DELETE: case CREATE: setCssClass(container, "badge badge-success"); break; case PUSH: setCssClass(container, "badge badge-info"); break; case CLONE: setCssClass(container, "badge badge-inverse"); break; default: setCssClass(container, "badge"); break; } } public static void setAlternatingBackground(Component c, int i) { String clazz = i % 2 == 0 ? "light" : "dark"; setCssClass(c, clazz); } public static Label createAuthorLabel(String wicketId, String author) { Label label = new Label(wicketId, author); WicketUtils.setHtmlTooltip(label, author); return label; } public static ContextImage getPullStatusImage(String wicketId, FederationPullStatus status) { String filename = null; switch (status) { case MIRRORED: case PULLED: filename = "bullet_green.png"; break; case SKIPPED: filename = "bullet_yellow.png"; break; case FAILED: filename = "bullet_red.png"; break; case EXCLUDED: filename = "bullet_white.png"; break; case PENDING: case NOCHANGE: default: filename = "bullet_black.png"; } return WicketUtils.newImage(wicketId, filename, status.name()); } public static ContextImage getFileImage(String wicketId, String filename) { filename = filename.toLowerCase(); if (filename.endsWith(".java")) { return newImage(wicketId, "file_java_16x16.png"); } else if (filename.endsWith(".rb")) { return newImage(wicketId, "file_ruby_16x16.png"); } else if (filename.endsWith(".php")) { return newImage(wicketId, "file_php_16x16.png"); } else if (filename.endsWith(".cs")) { return newImage(wicketId, "file_cs_16x16.png"); } else if (filename.endsWith(".cpp")) { return newImage(wicketId, "file_cpp_16x16.png"); } else if (filename.endsWith(".c")) { return newImage(wicketId, "file_c_16x16.png"); } else if (filename.endsWith(".h")) { return newImage(wicketId, "file_h_16x16.png"); } else if (filename.endsWith(".sln")) { return newImage(wicketId, "file_vs_16x16.png"); } else if (filename.endsWith(".csv") || filename.endsWith(".xls") || filename.endsWith(".xlsx")) { return newImage(wicketId, "file_excel_16x16.png"); } else if (filename.endsWith(".doc") || filename.endsWith(".docx")) { return newImage(wicketId, "file_doc_16x16.png"); } else if (filename.endsWith(".ppt") || filename.endsWith(".pptx")) { return newImage(wicketId, "file_ppt_16x16.png"); } else if (filename.endsWith(".zip")) { return newImage(wicketId, "file_zip_16x16.png"); } else if (filename.endsWith(".pdf")) { return newImage(wicketId, "file_acrobat_16x16.png"); } else if (filename.endsWith(".htm") || filename.endsWith(".html")) { return newImage(wicketId, "file_world_16x16.png"); } else if (filename.endsWith(".xml")) { return newImage(wicketId, "file_code_16x16.png"); } else if (filename.endsWith(".properties")) { return newImage(wicketId, "file_settings_16x16.png"); } String ext = StringUtils.getFileExtension(filename).toLowerCase(); IStoredSettings settings = GitBlitWebApp.get().settings(); if (MarkupProcessor.getMarkupExtensions(settings).contains(ext)) { return newImage(wicketId, "file_world_16x16.png"); } return newImage(wicketId, "file_16x16.png"); } public static ContextImage getRegistrationImage(String wicketId, FederationModel registration, Component c) { if (registration.isResultData()) { return WicketUtils.newImage(wicketId, "information_16x16.png", c.getString("gb.federationResults")); } else { return WicketUtils.newImage(wicketId, "arrow_left.png", c.getString("gb.federationRegistration")); } } public static ContextImage newClearPixel(String wicketId) { return newImage(wicketId, "pixel.png"); } public static ContextImage newBlankImage(String wicketId) { return newImage(wicketId, "blank.png"); } public static ContextImage newImage(String wicketId, String file) { return newImage(wicketId, file, null); } public static ContextImage newImage(String wicketId, String file, String tooltip) { ContextImage img = new ContextImage(wicketId, file); if (!StringUtils.isEmpty(tooltip)) { setHtmlTooltip(img, tooltip); } return img; } public static Label newIcon(String wicketId, String css) { Label lbl = new Label(wicketId); setCssClass(lbl, css); return lbl; } public static Label newBlankIcon(String wicketId) { Label lbl = new Label(wicketId); setCssClass(lbl, ""); lbl.setRenderBodyOnly(true); return lbl; } public static ContextRelativeResource getResource(String file) { return new ContextRelativeResource(file); } public static String getGitblitURL(Request request) { HttpServletRequest req = GitBlitRequestUtils.getServletRequest(); return HttpUtils.getGitblitURL(req); } public static Behavior syndicationDiscoveryLink(final String feedTitle, final String url) { return new Behavior() { private static final long serialVersionUID = 1L; @Override public void renderHead(Component c, IHeaderResponse response) { String contentType = "application/rss+xml"; StringBuilder buffer = new StringBuilder(); buffer.append("<link rel=\"alternate\" "); buffer.append("type=\"").append(contentType).append("\" "); buffer.append("title=\"").append(feedTitle).append("\" "); buffer.append("href=\"").append(url).append("\" />"); response.render(StringHeaderItem.forString(buffer.toString())); } }; } public static PageParameters newTokenParameter(String token) { return new PageParameters().add("t", token); } public static PageParameters newRegistrationParameter(String url, String name) { return new PageParameters().add("u", url).add("n", name); } public static PageParameters newUsernameParameter(String username) { return new PageParameters().add("user", username); } public static PageParameters newTeamnameParameter(String teamname) { return new PageParameters().add("team", teamname); } public static PageParameters newProjectParameter(String projectName) { return new PageParameters().add("p", projectName); } public static PageParameters newRepositoryParameter(String repositoryName) { return new PageParameters().add("r", repositoryName); } public static PageParameters newObjectParameter(String objectId) { return new PageParameters().add("h", objectId); } public static PageParameters newObjectParameter(String repositoryName, String objectId) { if (StringUtils.isEmpty(objectId)) { return newRepositoryParameter(repositoryName); } return new PageParameters().add("r", repositoryName).add("h", objectId); } public static PageParameters newDiffParameter(String repositoryName, String objectId, DiffComparator diffComparator) { if (StringUtils.isEmpty(objectId)) { return newRepositoryParameter(repositoryName); } return new PageParameters().add("r", repositoryName).add("h", objectId).add("w", "" + diffComparator.ordinal()); } public static PageParameters newDiffParameter(String repositoryName, String objectId, DiffComparator diffComparator, String blobPath) { if (StringUtils.isEmpty(objectId)) { return newRepositoryParameter(repositoryName); } return newDiffParameter(repositoryName, objectId, diffComparator).add("f", blobPath); } public static PageParameters newRangeParameter(String repositoryName, String startRange, String endRange) { return new PageParameters().add("r", repositoryName).add("h", startRange + ".." + endRange); } public static PageParameters newPathParameter(String repositoryName, String objectId, String path) { if (StringUtils.isEmpty(path)) { return newObjectParameter(repositoryName, objectId); } if (StringUtils.isEmpty(objectId)) { return new PageParameters().add("r", repositoryName).add("f", path); } return new PageParameters().add("r", repositoryName).add("h", objectId).add("f", path); } public static PageParameters newLogPageParameter(String repositoryName, String objectId, int pageNumber) { if (pageNumber <= 1) { return newObjectParameter(repositoryName, objectId); } if (StringUtils.isEmpty(objectId)) { return new PageParameters().add("r", repositoryName).add("pg", String.valueOf(pageNumber)); } return new PageParameters().add("r", repositoryName).add("h", objectId).add("pg", String.valueOf(pageNumber)); } public static PageParameters newHistoryPageParameter(String repositoryName, String objectId, String path, int pageNumber) { if (pageNumber <= 1) { return newObjectParameter(repositoryName, objectId); } PageParameters pp = new PageParameters(); pp.add("r", repositoryName); pp.add("f", path); pp.add("pg", String.valueOf(pageNumber)); if (!StringUtils.isEmpty(objectId)) { pp.add("h", objectId); } return pp; } public static PageParameters newFilestorePageParameter(int pageNumber, String filter) { PageParameters pp = new PageParameters(); if (pageNumber > 1) { pp.add("pg", String.valueOf(pageNumber)); } if (filter != null) { pp.add("s", String.valueOf(filter)); } return pp; } public static PageParameters newBlobDiffParameter(String repositoryName, String baseCommitId, String commitId, String path) { PageParameters pp = new PageParameters(); pp.add("r", repositoryName); pp.add("f", path); pp.add("hb", baseCommitId); if (!StringUtils.isEmpty(commitId)) { pp.add("h", commitId); } return pp; } public static PageParameters newSearchParameter(String repositoryName, String commitId, String search, Constants.SearchType type) { PageParameters pp = new PageParameters(); pp.add("r", repositoryName); pp.add("s", search); pp.add("st", type.name()); if (!StringUtils.isEmpty(commitId)) { pp.add("h", commitId); } return pp; } public static PageParameters newSearchParameter(String repositoryName, String commitId, String search, Constants.SearchType type, int pageNumber) { PageParameters pp = new PageParameters(); pp.add("r", repositoryName); pp.add("s", search); pp.add("st", type.name()); pp.add("pg", String.valueOf(pageNumber)); if (!StringUtils.isEmpty(commitId)) { pp.add("h", commitId); } return pp; } public static PageParameters newBlameTypeParameter(String repositoryName, String commitId, String path, String blameType) { return new PageParameters().add("r", repositoryName).add("h", commitId).add("f", path).add("blametype", blameType); } public static PageParameters newTicketsParameters(String repositoryName, String... states) { PageParameters tParams = newRepositoryParameter(repositoryName); if (states != null) { for (String state : states) { tParams.add("status", state); } } return tParams; } public static PageParameters newOpenTicketsParameter(String repositoryName) { return newTicketsParameters(repositoryName, TicketsUI.openStatii); } public static String getProjectName(PageParameters params) { return params.get("p").toString(""); } public static String getRepositoryName(PageParameters params) { return params.get("r").toString(""); } public static String getObject(PageParameters params) { return params.get("h").toString(null); } public static String getPath(PageParameters params) { return params.get("f").toString(null); } public static String getBaseObjectId(PageParameters params) { return params.get("hb").toString(null); } public static String getSearchString(PageParameters params) { return params.get("s").toString(null); } public static String getSearchType(PageParameters params) { return params.get("st").toString(null); } public static DiffComparator getDiffComparator(PageParameters params) { int ordinal = params.get("w").toInt(0); return DiffComparator.values()[ordinal]; } public static int getPage(PageParameters params) { // index from 1 return params.get("pg").toInt(1); } public static String getRegEx(PageParameters params) { return params.get("x").toString(""); } public static String getSet(PageParameters params) { return params.get("set").toString(""); } public static String getTeam(PageParameters params) { return params.get("team").toString(""); } public static int getDaysBack(PageParameters params) { return params.get("db").toInt(0); } public static String getUsername(PageParameters params) { return params.get("user").toString(""); } public static String getTeamname(PageParameters params) { return params.get("team").toString(""); } public static String getToken(PageParameters params) { return params.get("t").toString(""); } public static String getUrlParameter(PageParameters params) { return params.get("u").toString(""); } public static String getNameParameter(PageParameters params) { return params.get("n").toString(""); } public static Label createDateLabel(String wicketId, Date date, TimeZone timeZone, TimeUtils timeUtils) { return createDateLabel(wicketId, date, timeZone, timeUtils, true); } public static Label createDateLabel(String wicketId, Date date, TimeZone timeZone, TimeUtils timeUtils, boolean setCss) { String format = GitBlitWebApp.get().settings().getString(Keys.web.datestampShortFormat, "MM/dd/yy"); DateFormat df = new SimpleDateFormat(format); if (timeZone == null) { timeZone = GitBlitWebApp.get().getTimezone(); } df.setTimeZone(timeZone); String dateString; if (date.getTime() == 0) { dateString = "--"; } else { dateString = df.format(date); } String title = null; if (date.getTime() <= System.currentTimeMillis()) { // past title = timeUtils.timeAgo(date); } if (title != null && (System.currentTimeMillis() - date.getTime()) < 10 * 24 * 60 * 60 * 1000L) { String tmp = dateString; dateString = title; title = tmp; } Label label = new Label(wicketId, dateString); if (setCss) { WicketUtils.setCssClass(label, timeUtils.timeAgoCss(date)); } if (!StringUtils.isEmpty(title)) { WicketUtils.setHtmlTooltip(label, title); } return label; } public static Label createTimeLabel(String wicketId, Date date, TimeZone timeZone, TimeUtils timeUtils) { String format = GitBlitWebApp.get().settings().getString(Keys.web.timeFormat, "HH:mm"); DateFormat df = new SimpleDateFormat(format); if (timeZone == null) { timeZone = GitBlitWebApp.get().getTimezone(); } df.setTimeZone(timeZone); String timeString; if (date.getTime() == 0) { timeString = "--"; } else { timeString = df.format(date); } String title = timeUtils.timeAgo(date); Label label = new Label(wicketId, timeString); if (!StringUtils.isEmpty(title)) { WicketUtils.setHtmlTooltip(label, title); } return label; } public static Label createDatestampLabel(String wicketId, Date date, TimeZone timeZone, TimeUtils timeUtils) { String format = GitBlitWebApp.get().settings().getString(Keys.web.datestampLongFormat, "EEEE, MMMM d, yyyy"); DateFormat df = new SimpleDateFormat(format); if (timeZone == null) { timeZone = GitBlitWebApp.get().getTimezone(); } df.setTimeZone(timeZone); String dateString; if (date.getTime() == 0) { dateString = "--"; } else { dateString = df.format(date); } String title = null; if (TimeUtils.isToday(date, timeZone)) { title = timeUtils.today(); } else if (TimeUtils.isYesterday(date, timeZone)) { title = timeUtils.yesterday(); } else if (date.getTime() <= System.currentTimeMillis()) { // past title = timeUtils.timeAgo(date); } else { // future title = timeUtils.inFuture(date); } if ((System.currentTimeMillis() - date.getTime()) < 10 * 24 * 60 * 60 * 1000L) { String tmp = dateString; dateString = title; title = tmp; } Label label = new Label(wicketId, dateString); if (!StringUtils.isEmpty(title)) { WicketUtils.setHtmlTooltip(label, title); } return label; } public static Label createTimestampLabel(String wicketId, Date date, TimeZone timeZone, TimeUtils timeUtils) { String format = GitBlitWebApp.get().settings().getString(Keys.web.datetimestampLongFormat, "EEEE, MMMM d, yyyy HH:mm Z"); DateFormat df = new SimpleDateFormat(format); if (timeZone == null) { timeZone = GitBlitWebApp.get().getTimezone(); } df.setTimeZone(timeZone); String dateString; if (date.getTime() == 0) { dateString = "--"; } else { dateString = df.format(date); } String title = null; if (date.getTime() <= System.currentTimeMillis()) { // past title = timeUtils.timeAgo(date); } Label label = new Label(wicketId, dateString); if (!StringUtils.isEmpty(title)) { WicketUtils.setHtmlTooltip(label, title); } return label; } public static double maxValue(Collection<Metric> metrics) { double max = Double.MIN_VALUE; for (Metric m : metrics) { if (m.count > max) { max = m.count; } } return max; } }