Java tutorial
/* * Tomdroid * Tomboy on Android * http://www.launchpad.net/tomdroid * * Copyright 2008, 2009, 2010, 2011 Olivier Bilodeau <olivier@bottomlesspit.org> * Copyright 2009, Benoit Garret <benoit.garret_launchpad@gadz.org> * * This file is part of Tomdroid. * * Tomdroid is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Tomdroid 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 for more details. * * You should have received a copy of the GNU General Public License * along with Tomdroid. If not, see <http://www.gnu.org/licenses/>. */ package org.tomdroid; import android.os.Handler; import android.text.SpannableStringBuilder; import android.text.TextUtils; import android.text.format.Time; import android.util.TimeFormatException; import org.json.JSONArray; import org.json.JSONObject; import org.tomdroid.util.NoteContentBuilder; import org.tomdroid.util.TLog; import org.tomdroid.util.XmlUtils; import java.io.Serializable; import java.sql.Date; import java.text.SimpleDateFormat; import java.util.Locale; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Note implements Serializable { // Static references to fields (used in Bundles, ContentResolvers, etc.) public static final String ID = "_id"; public static final String GUID = "guid"; public static final String TITLE = "title"; public static final String MODIFIED_DATE = "modified_date"; public static final String URL = "url"; public static final String FILE = "file"; public static final String TAGS = "tags"; public static final String NOTE_CONTENT = "content"; public static final String NOTE_CONTENT_PLAIN = "content_plain"; // Notes constants public static final int NOTE_HIGHLIGHT_COLOR = 0x99FFFF00; // lowered alpha to show cursor public static final String NOTE_MONOSPACE_TYPEFACE = "monospace"; public static final float NOTE_SIZE_SMALL_FACTOR = 0.8f; public static final float NOTE_SIZE_LARGE_FACTOR = 1.5f; public static final float NOTE_SIZE_HUGE_FACTOR = 1.8f; // Members private SpannableStringBuilder noteContent; private String xmlContent; private String url; private String fileName; private String title; private String tags = ""; private String lastChangeDate; private int dbId; // Unused members (for SD Card) public String createDate = new Time().format3339(false); public int cursorPos = 0; public int height = 0; public int width = 0; public int X = -1; public int Y = -1; // TODO before guid were of the UUID object type, now they are simple strings // but at some point we probably need to validate their uniqueness (per note collection or universe-wide?) private String guid; // this is to tell the sync service to update the last date after pushing this note public boolean lastSync = false; // Date converter pattern (remove extra sub milliseconds from datetime string) // ex: will strip 3020 in 2010-01-23T12:07:38.7743020-05:00 private static final Pattern dateCleaner = Pattern .compile("(\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}\\.\\d{3})" + // matches: 2010-01-23T12:07:38.774 ".+" + // matches what we are getting rid of "([-\\+]\\d{2}:\\d{2})"); // matches timezone (-xx:xx or +xx:xx) // Date converter to Tomboy Time-Format (add extra milliseconds to datetime string and add colon to time format) // ex: generated tomddroid_time: 2000-02-01T01:00:00.0000000+01:00 public String toTomboyFormat(Time time) throws TimeFormatException { String timeFormat = "yyyy-MM-dd'T'HH:mm:ss.SSSSSSSZ"; SimpleDateFormat sdf = new SimpleDateFormat(timeFormat, Locale.US); String tomdroid_time = sdf.format(new Date(time.toMillis(false))); tomdroid_time = tomdroid_time.substring(0, tomdroid_time.length() - 2) + ":" + tomdroid_time.substring(tomdroid_time.length() - 2); return tomdroid_time; } public Note() { tags = new String(); } public Note(JSONObject json) { // These methods return an empty string if the key is not found setTitle(XmlUtils.unescape(json.optString("title"))); setGuid(json.optString("guid")); setLastChangeDate(json.optString("last-change-date")); String newXMLContent = json.optString("note-content"); setXmlContent(newXMLContent); JSONArray jtags = json.optJSONArray("tags"); String tag; tags = new String(); if (jtags != null) { for (int i = 0; i < jtags.length(); i++) { tag = jtags.optString(i); tags += tag + ","; } } } public String getTags() { return tags; } public void setTags(String tags) { this.tags = tags; } public void addTag(String tag) { if (tags.length() > 0) this.tags = this.tags + "," + tag; else this.tags = tag; } public void removeTag(String tag) { String[] taga = TextUtils.split(this.tags, ","); String newTags = ""; for (String atag : taga) { if (!atag.equals(tag)) newTags += atag; } this.tags = newTags; } public String getUrl() { return url; } public void setUrl(String url) { this.url = url; } public String getFileName() { return fileName; } public void setFileName(String fileName) { this.fileName = fileName; } public String getTitle() { return title; } public void setTitle(String title) { this.title = title; } public Time getLastChangeDate() { Time time = new Time(); time.parse3339(lastChangeDate); return time; } public Time getCreateDate() { Time time = new Time(); // quick and dirty bugfix for synchronisation with Rainy server (have to send create Date) //TODO: we should store the createDate in the note! time.set(946681200000L); return time; } // sets change date to now public void setLastChangeDate() { Time now = new Time(); now.setToNow(); String time = now.format3339(false); setLastChangeDate(time); } public void setLastChangeDate(Time lastChangeDateTime) { this.lastChangeDate = lastChangeDateTime.format3339(false); } public void setLastChangeDate(String lastChangeDateStr) throws TimeFormatException { // regexp out the sub-milliseconds from tomboy's datetime format // Normal RFC 3339 format: 2008-10-13T16:00:00.000-07:00 // Tomboy's (C# library) format: 2010-01-23T12:07:38.7743020-05:00 Matcher m = dateCleaner.matcher(lastChangeDateStr); if (m.find()) { //TLog.d(TAG, "I had to clean out extra sub-milliseconds from the date"); lastChangeDateStr = m.group(1) + m.group(2); //TLog.v(TAG, "new date: {0}", lastChangeDateStr); } this.lastChangeDate = lastChangeDateStr; } public void setCreateDate(String createDateStr) throws TimeFormatException { // regexp out the sub-milliseconds from tomboy's datetime format // Normal RFC 3339 format: 2008-10-13T16:00:00.000-07:00 // Tomboy's (C# library) format: 2010-01-23T12:07:38.7743020-05:00 Matcher m = dateCleaner.matcher(createDateStr); if (m.find()) { //TLog.d(TAG, "I had to clean out extra sub-milliseconds from the date"); createDateStr = m.group(1) + m.group(2); //TLog.v(TAG, "new date: {0}", lastChangeDateStr); } this.createDate = createDateStr; } public int getDbId() { return dbId; } public void setDbId(int id) { this.dbId = id; } public String getGuid() { return guid; } public void setGuid(String guid) { this.guid = guid; } // TODO: should this handler passed around evolve into an observer pattern? public SpannableStringBuilder getNoteContent(Handler handler) { // TODO not sure this is the right place to do this noteContent = new NoteContentBuilder().setCaller(handler).setInputSource(xmlContent) .setTitle(this.getTitle()).build(); return noteContent; } public String getXmlContent() { return xmlContent; } public void setXmlContent(String xmlContent) { this.xmlContent = xmlContent; } @Override public String toString() { return new String("Note: " + getTitle() + " (" + getLastChangeDate() + ")"); } // gets full xml to be exported as .note file public String getXmlFileString() { String tagString = ""; if (tags.length() > 0) { String[] tagsA = tags.split(","); tagString = "\n\t<tags>"; for (String atag : tagsA) { tagString += "\n\t\t<tag>" + atag + "</tag>"; } tagString += "\n\t</tags>"; } // TODO: create-date String fileString = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<note version=\"0.3\" xmlns:link=\"http://beatniksoftware.com/tomboy/link\" xmlns:size=\"http://beatniksoftware.com/tomboy/size\" xmlns=\"http://beatniksoftware.com/tomboy\">\n\t<title>" + getTitle().replace("&", "&") + "</title>\n\t<text xml:space=\"preserve\"><note-content version=\"0.1\">" + getTitle().replace("&", "&") + "\n\n" // added for compatibility + getXmlContent() + "</note-content></text>\n\t<last-change-date>" + toTomboyFormat(getLastChangeDate()) + "</last-change-date>\n\t<last-metadata-change-date>" + toTomboyFormat(getLastChangeDate()) + "</last-metadata-change-date>\n\t<create-date>" + toTomboyFormat(getCreateDate()) + "</create-date>\n\t<cursor-position>" + cursorPos + "</cursor-position>\n\t<width>" + width + "</width>\n\t<height>" + height + "</height>\n\t<x>" + X + "</x>\n\t<y>" + Y + "</y>" + tagString + "\n\t<open-on-startup>False</open-on-startup>\n</note>\n"; return fileString; } }