docs: add docs for calendar toolbox

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[ [
{
"text": "projects",
"link": "/projects/",
"activeMatch": "/projects/"
},
{ {
"text": "blogs", "text": "blogs",
"link": "/blogs/", "link": "/blogs/",
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---
title: Calendar Toolbox API
---
## Package Overview
The library is organised under the base package `com.onixbyte.calendar` with the following structure:
| Package | Description |
|--------------------------------------------|--------------------------------------------|
| `com.onixbyte.calendar` | Root calendar object |
| `com.onixbyte.calendar.component` | iCalendar components (VEVENT, VTODO, etc.) |
| `com.onixbyte.calendar.component.property` | Component-level properties |
| `com.onixbyte.calendar.property` | Calendar-level properties |
| `com.onixbyte.calendar.parameter` | iCalendar property parameters |
| `com.onixbyte.calendar.recurrence` | Recurrence rule types |
| `com.onixbyte.calendar.value` | Value types |
| `com.onixbyte.calendar.util` | Formatting utilities |
---
## Calendar
The top-level object representing an iCalendar (RFC 5545) VCALENDAR container.
```java
Calendar calendar = Calendar.builder()
.withCalendarScale(...)
.withMethod(...)
.withProductIdentifier(...)
.withVersion(...)
.withOwner(...)
.withPrimaryCalendar(...)
.withPublishedTTL(...)
.withCalendarDescription(...)
.withCalendarName(...)
.withCalendarId(...)
.withCustomProperties(...)
.withComponents(event, todo, ...)
.build();
String icsContent = calendar.formatted();
```
### Calendar Properties
All calendar-level properties live in `com.onixbyte.calendar.property` and implement `CalendarProperty`.
| Class | iCalendar Property | Description |
|--------------------------|----------------------|-------------------------------------------|
| `CalendarScale` | `CALSCALE` | Calendar system (e.g., GREGORIAN) |
| `Method` | `METHOD` | iCalendar method (e.g., PUBLISH, REQUEST) |
| `ProductIdentifier` | `PRODID` | Product identifier of the calendar |
| `Version` | `VERSION` | iCalendar version (e.g., 2.0) |
| `Owner` | `X-OWNER` | Owner of the calendar |
| `PrimaryCalendar` | `X-PRIMARY-CALENDAR` | Whether this is a primary calendar |
| `PublishedTTL` | `X-PUBLISHED-TTL` | Time-to-live for published calendar |
| `CalendarDescription` | `X-CALENDAR-DESC` | Calendar description |
| `CalendarName` | `X-CALENDAR-NAME` | Calendar name |
| `CalendarId` | `X-CALENDAR-ID` | Calendar identifier |
| `CustomCalendarProperty` | `X-*` | Custom calendar properties |
Custom properties are created using a builder:
```java
var customProp = CustomCalendarProperty.builder()
.withParameters(...)
.build("X-MY-PROPERTY", "my-value");
```
> Note: Custom property names **must** start with `X-`.
---
## Components
Components represent the core entities in an iCalendar object. Each component implements `CalendarComponent` and is rendered between `BEGIN:TYPE` and `END:TYPE` delimiters.
### Event (VEVENT)
Represents a scheduled event.
```java
Event event = Event.builder()
.withDateTimeStamp(dtstamp) // required
.withUniqueIdentifier(uid) // required
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend) // mutually exclusive with duration
.withDuration(duration) // mutually exclusive with dtend
.withSummary(summary)
.withDescription(description)
.withClassification(classification)
.withDateTimeCreated(dateTimeCreated)
.withGeographicPosition(geoPos)
.withLastModified(lastModified)
.withLocation(location)
.withOrganiser(organiser)
.withPriority(priority)
.withSequenceNumber(seqNumber)
.withStatus(status)
.withTimeTransparency(transparency)
.withUniformResourceLocator(url)
.withRecurrenceId(recurrenceId)
.withRecurrenceRule(rrule)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withExceptionDateTimes(exDates)
.withRequestStatuses(statuses)
.withRelated(related)
.withResources(resources)
.withRecurrenceDateTimes(rDates)
.build();
```
### Todo (VTODO)
Represents a to-do item or task.
```java
Todo todo = Todo.builder()
.withDateTimeStamp(dtstamp) // required
.withUniqueIdentifier(uid) // required
.withSummary(summary)
.withDateTimeStart(dtstart)
.withDateTimeDue(due) // mutually exclusive with duration
.withDuration(duration) // mutually exclusive with due
.withDateTimeCompleted(completed)
.withPercentComplete(percent)
.withClassification(classification)
.withDateTimeCreated(created)
.withDescription(description)
.withGeographicPosition(geoPos)
.withLastModified(lastModified)
.withLocation(location)
.withOrganiser(organiser)
.withPriority(priority)
.withSequenceNumber(seq)
.withStatus(status)
.withRecurrenceId(recurId)
.withRecurrenceRule(rrule)
.withUniformResourceLocator(url)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withExceptionDateTimes(exDates)
.withRequestStatuses(statuses)
.withRelatedToList(related)
.withResources(resources)
.withRecurrenceDateTimes(rDates)
.build();
```
### Journal (VJOURNAL)
Represents a journal entry or diary note.
```java
Journal journal = Journal.builder()
.withDateTimeStamp(dtstamp) // required
.withUniqueIdentifier(uid) // required
.withSummary(summary)
.withClassification(classification)
.withDateTimeCreated(created)
.withDateTimeStart(dtstart)
.withLastModified(lastModified)
.withOrganiser(organiser)
.withRecurrenceId(recurId)
.withSequenceNumber(seq)
.withStatus(status)
.withUniformResourceLocator(url)
.withRecurrenceRule(rrule)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withDescriptions(descriptions)
.withExceptionDateTimes(exDates)
.withRelatedToList(related)
.withRecurrenceDate(rDates)
.withRequestStatuses(statuses)
.build();
```
### FreeBusy (VFREEBUSY)
Represents free/busy time information.
```java
FreeBusy freeBusy = FreeBusy.builder()
.withDateTimeStamp(dtstamp) // required
.withUniqueIdentifier(uid) // required
.withContact(contact)
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend)
.withOrganiser(organiser)
.withUniformResourceLocator(url)
.withAttendees(attendees)
.withComments(comments)
.withFreeBusyTimes(freeBusyTimes)
.withRequestStatuses(statuses)
.build();
```
### TimeZone (VTIMEZONE)
Defines time zone rules including standard and daylight saving time transitions.
```java
TimeZone timezone = TimeZone.builder()
.withTimeZoneIdentifier(tzId)
.withLastModified(lastModified)
.withTimeZoneUrl(tzUrl)
.withTimeZoneProperties(standardProp, daylightProp)
.build();
```
Time zone properties define the actual transition rules:
```java
TimeZoneProperty standard = TimeZoneProperty.builder()
.withDateTimeStart(dtstart)
.withTimeZoneOffsetTo(offsetTo)
.withTimeZoneOffsetFrom(offsetFrom)
.withRecurrenceRule(rrule)
.withTimeZoneNames(tzName)
.buildStandard(); // or buildDaylight()
TimeZoneProperty daylight = TimeZoneProperty.builder()
.withDateTimeStart(dtstart)
.withTimeZoneOffsetTo(offsetTo)
.withTimeZoneOffsetFrom(offsetFrom)
.buildDaylight();
```
### Alarm (VALARM)
Defines alarm/reminder notifications. Three alarm types are supported:
```java
// Audio alarm
Alarm audioAlarm = Alarm.builder()
.withTrigger(trigger)
.withDuration(duration)
.withRepeatCount(repeatCount)
.withAttachments(audioAttachment)
.buildAudio();
// Display alarm
Alarm displayAlarm = Alarm.builder()
.withTrigger(trigger)
.withDescription(description) // required
.withDuration(duration)
.withRepeatCount(repeatCount)
.buildDisplay();
// Email alarm
Alarm emailAlarm = Alarm.builder()
.withTrigger(trigger)
.withDescription(description) // required
.withSummary(summary) // required
.withAttendees(attendees) // required
.withDuration(duration)
.withRepeatCount(repeatCount)
.buildEmail();
```
---
## Component Properties
Component properties live in `com.onixbyte.calendar.component.property` and implement `ComponentProperty`.
| Class | iCalendar Property | Description |
|---------------------------|--------------------|----------------------------------------------------------|
| `Action` | `ACTION` | Alarm action type (AUDIO, DISPLAY, EMAIL) |
| `Attachment` | `ATTACH` | Document attachment |
| `Attendee` | `ATTENDEE` | Event/task attendee |
| `Categories` | `CATEGORIES` | Categories or tags |
| `Classification` | `CLASS` | Access classification (PUBLIC, PRIVATE, CONFIDENTIAL) |
| `Comment` | `COMMENT` | Comment |
| `Contact` | `CONTACT` | Contact information |
| `DateTimeCompleted` | `COMPLETED` | Completion date-time |
| `DateTimeCreated` | `CREATED` | Creation date-time |
| `DateTimeDue` | `DUE` | Due date-time |
| `DateTimeEnd` | `DTEND` | End date-time |
| `DateTimeStamp` | `DTSTAMP` | Date-time stamp |
| `DateTimeStart` | `DTSTART` | Start date-time |
| `Description` | `DESCRIPTION` | Description |
| `ExceptionDateTimes` | `EXDATE` | Exception date-times |
| `FreeBusyTime` | `FREEBUSY` | Free/busy time periods |
| `GeographicPosition` | `GEO` | Geographic position (lat/long) |
| `LastModified` | `LAST-MODIFIED` | Last modified date-time |
| `Location` | `LOCATION` | Location |
| `Organiser` | `ORGANIZER` | Event organiser |
| `PercentComplete` | `PERCENT-COMPLETE` | Completion percentage |
| `Priority` | `PRIORITY` | Priority level |
| `RecurrenceDateTimes` | `RDATE` | Recurrence date-times |
| `RecurrenceId` | `RECURRENCE-ID` | Recurrence instance identifier |
| `RecurrenceRule` | `RRULE` | Recurrence rule |
| `RelatedTo` | `RELATED-TO` | Related component reference |
| `RepeatCount` | `REPEAT` | Alarm repeat count |
| `RequestStatus` | `REQUEST-STATUS` | Request status |
| `Resources` | `RESOURCES` | Resources |
| `SequenceNumber` | `SEQUENCE` | Sequence number (revision) |
| `Status` | `STATUS` | Component status (TENTATIVE, CONFIRMED, CANCELLED, etc.) |
| `Summary` | `SUMMARY` | Title or summary |
| `TimeTransparency` | `TRANSP` | Time transparency (OPAQUE, TRANSPARENT) |
| `TimeZoneIdentifier` | `TZID` | Time zone identifier |
| `TimeZoneName` | `TZNAME` | Time zone name |
| `TimeZoneOffsetFrom` | `TZOFFSETFROM` | Time zone offset from UTC |
| `TimeZoneOffsetTo` | `TZOFFSETTO` | Time zone offset to UTC |
| `TimeZoneUrl` | `TZURL` | Time zone URL |
| `Trigger` | `TRIGGER` | Alarm trigger |
| `UniformResourceLocator` | `URL` | Associated URL |
| `UniqueIdentifier` | `UID` | Unique identifier |
| `CustomComponentProperty` | `X-*` | Custom component properties |
---
## Parameters
Parameters in `com.onixbyte.calendar.parameter` provide additional qualifiers on component properties.
| Class | iCalendar Parameter | Description |
|-------------------------------|---------------------|--------------------------------------------------------|
| `AlarmTriggerRelationship` | `RELATED` | Trigger relationship (START, END) |
| `AlternateTextRepresentation` | `ALTREP` | Alternate text URI |
| `CalendarUserType` | `CUTYPE` | Calendar user type (INDIVIDUAL, GROUP, RESOURCE, etc.) |
| `CommonName` | `CN` | Common name |
| `Delegatees` | `DELEGATED-TO` | Delegatees |
| `Delegators` | `DELEGATED-FROM` | Delegators |
| `DirectoryEntryReference` | `DIR` | Directory entry URI |
| `FormatType` | `FMTTYPE` | Format type (MIME type) |
| `FreeBusyTimeType` | `FBTYPE` | Free/busy time type |
| `InlineEncoding` | `ENCODING` | Inline encoding (BASE64) |
| `Language` | `LANGUAGE` | Language |
| `Membership` | `MEMBER` | Group membership |
| `ParticipationRole` | `ROLE` | Participation role (CHAIR, REQ-PARTICIPANT, etc.) |
| `ParticipationStatus` | `PARTSTAT` | Participation status (ACCEPTED, DECLINED, etc.) |
| `RecurrenceIdentifierRange` | `RANGE` | Recurrence range (THISANDPRIOR, THISANDFUTURE) |
| `RelationshipType` | `RELTYPE` | Relationship type (PARENT, CHILD, SIBLING) |
| `RsvpExpectation` | `RSVP` | RSVP expectation (TRUE, FALSE) |
| `SentBy` | `SENT-BY` | Sent by |
| `TimeZoneIdentifier` | `TZID` | Time zone identifier |
| `ValueDataType` | `VALUE` | Value data type (DATE, DATE-TIME, etc.) |
---
## Recurrence Types
Located in `com.onixbyte.calendar.recurrence`.
| Class | Description |
|--------------|---------------------------------------------------------------------------|
| `Frequency` | Frequency constants (DAILY, WEEKLY, MONTHLY, YEARLY) for recurrence rules |
| `WeekdayNum` | Weekday number for recurrence rules (e.g., 2nd Monday) |
---
## Value Types
Located in `com.onixbyte.calendar.value`.
| Class | Description |
|---------------------|------------------------------------------------|
| `FreeBusyTimeValue` | Represents free/busy time value |
| `PeriodOfTime` | Represents a period of time with start and end |
| `PropertyValue` | Base value type for properties |
| `UtcOffset` | UTC offset value (e.g., `-05:00`, `+01:00`) |
---
## Formatted Output
All components and properties provide a `formatted()` method that returns an iCalendar-compliant string representation. The `Calendar.formatted()` method produces a complete `.ics` output wrapped in `BEGIN:VCALENDAR`/`END:VCALENDAR`.
```java
String ics = calendar.formatted();
// BEGIN:VCALENDAR
// CALSCALE:GREGORIAN
// METHOD:PUBLISH
// ...
// END:VCALENDAR
```
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---
title: Calendar Toolbox
---
import { Tabs, Tab } from "@rspress/core/theme"
## Introduction
Calendar Toolbox is a Java library designed to simplify the creation of `.ics` files, adhering to the iCalendar specification (RFC 5545). This library provides developers with a straightforward API to generate calendar events that can be imported into popular calendar applications such as Microsoft Outlook, Google Calendar, and Apple Calendar.
With Calendar Toolbox, you can effortlessly create, customise, and export calendar event files programmatically, enabling integration of calendar functionalities into your Java applications with minimal effort.
## Features
- **Full RFC 5545 Compliance** — Supports standard iCalendar components including VEVENT, VTODO, VJOURNAL, VFREEBUSY, VTIMEZONE, and VALARM.
- **Fluent Builder Pattern** — All components and properties use builder pattern for readable and intuitive construction.
- **Type-Safe Properties** — Strongly typed properties and parameters ensure correctness at compile time.
- **Custom Extensions** — Support for custom `X-` properties at both calendar and component level.
- **Lightweight** — Zero external dependencies for core functionality.
## Installation
<Tabs>
<Tab label="Gradle with Groovy DSL">
```groovy title="build.gradle"
dependencies {
implementation 'com.onixbyte:calendar-toolbox:1.1.0'
}
```
</Tab>
<Tab label="Gradle with Kotlin DSL">
```kotlin title="build.gradle.kts"
dependencies {
implementation("com.onixbyte:calendar-toolbox:1.1.0")
}
```
</Tab>
<Tab label="Maven">
```xml title="pom.xml"
<dependencies>
<dependency>
<groupId>com.onixbyte</groupId>
<artifactId>calendar-toolbox</artifactId>
<version>1.1.0</version>
</dependency>
</dependencies>
```
</Tab>
</Tabs>
## Quick Start
```java
import com.onixbyte.calendar.Calendar;
import com.onixbyte.calendar.component.Event;
import com.onixbyte.calendar.component.property.*;
import com.onixbyte.calendar.property.*;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
public class CalendarExample {
public static void main(String[] args) {
// Create required date-time properties
var now = ZonedDateTime.now(ZoneOffset.UTC);
var dtstamp = DateTimeStamp.of(now);
var uid = UniqueIdentifier.of("meeting-001@example.com");
var dtstart = DateTimeStart.of(
LocalDateTime.of(2025, 8, 15, 9, 0),
"America/New_York"
);
var dtend = DateTimeEnd.of(
LocalDateTime.of(2025, 8, 15, 10, 0),
"America/New_York"
);
var summary = Summary.of("Team Standup");
var description = Description.of("Daily team standup meeting.");
// Build the event
var event = Event.builder()
.withDateTimeStamp(dtstamp)
.withUniqueIdentifier(uid)
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend)
.withSummary(summary)
.withDescription(description)
.build();
// Build the calendar and output .ics content
var calendar = Calendar.builder()
.withCalendarScale(CalendarScale.of("GREGORIAN"))
.withMethod(Method.of("PUBLISH"))
.withProductIdentifier(ProductIdentifier.of("-//OnixByte//Calendar Toolbox//EN"))
.withVersion(Version.of("2.0"))
.withComponents(event)
.build();
System.out.println(calendar.formatted());
}
}
```
This produces an `.ics` string that can be saved to a file or sent via email.
## License
Calendar Toolbox is open-source software released under the MIT License.
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---
title: Projects
---
Explore awesome projects developed by OnixByte.
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@@ -1,4 +1,9 @@
[ [
{
"text": "projects",
"link": "/projects/",
"activeMatch": "/projects/"
},
{ {
"text": "blogs", "text": "blogs",
"link": "/blogs/", "link": "/blogs/",
@@ -0,0 +1,390 @@
---
title: Calendar Toolbox API
---
## 包结构概览
库的代码组织在基础包 `com.onixbyte.calendar` 下,结构如下:
| 包 | 描述 |
|---|---|
| `com.onixbyte.calendar` | 根日历对象 |
| `com.onixbyte.calendar.component` | iCalendar 组件(VEVENT、VTODO 等) |
| `com.onixbyte.calendar.component.property` | 组件级属性 |
| `com.onixbyte.calendar.property` | 日历级属性 |
| `com.onixbyte.calendar.parameter` | iCalendar 属性参数 |
| `com.onixbyte.calendar.recurrence` | 重复规则类型 |
| `com.onixbyte.calendar.value` | 值类型 |
| `com.onixbyte.calendar.util` | 格式化工具类 |
---
## Calendar
表示 iCalendarRFC 5545VCALENDAR 容器的顶层对象。
```java
Calendar calendar = Calendar.builder()
.withCalendarScale(...)
.withMethod(...)
.withProductIdentifier(...)
.withVersion(...)
.withOwner(...)
.withPrimaryCalendar(...)
.withPublishedTTL(...)
.withCalendarDescription(...)
.withCalendarName(...)
.withCalendarId(...)
.withCustomProperties(...)
.withComponents(event, todo, ...)
.build();
String icsContent = calendar.formatted();
```
### 日历属性
所有日历级属性位于 `com.onixbyte.calendar.property`,实现 `CalendarProperty` 接口。
| 类 | iCalendar 属性 | 描述 |
|---|---|---|
| `CalendarScale` | `CALSCALE` | 日历系统(例如 GREGORIAN |
| `Method` | `METHOD` | iCalendar 方法(例如 PUBLISH、REQUEST |
| `ProductIdentifier` | `PRODID` | 日历的产品标识符 |
| `Version` | `VERSION` | iCalendar 版本(例如 2.0 |
| `Owner` | `X-OWNER` | 日历所有者 |
| `PrimaryCalendar` | `X-PRIMARY-CALENDAR` | 是否为主日历 |
| `PublishedTTL` | `X-PUBLISHED-TTL` | 已发布日历的生存时间 |
| `CalendarDescription` | `X-CALENDAR-DESC` | 日历描述 |
| `CalendarName` | `X-CALENDAR-NAME` | 日历名称 |
| `CalendarId` | `X-CALENDAR-ID` | 日历标识符 |
| `CustomCalendarProperty` | `X-*` | 自定义日历属性 |
自定义属性使用 Builder 创建:
```java
var customProp = CustomCalendarProperty.builder()
.withParameters(...)
.build("X-MY-PROPERTY", "my-value");
```
> 注意:自定义属性名称**必须**以 `X-` 开头。
---
## 组件
组件是 iCalendar 对象的核心实体。每个组件实现 `CalendarComponent` 接口,并在 `BEGIN:TYPE``END:TYPE` 定界符之间渲染。
### EventVEVENT
表示一个预定的活动/事件。
```java
Event event = Event.builder()
.withDateTimeStamp(dtstamp) // 必需
.withUniqueIdentifier(uid) // 必需
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend) // 与 duration 互斥
.withDuration(duration) // 与 dtend 互斥
.withSummary(summary)
.withDescription(description)
.withClassification(classification)
.withDateTimeCreated(dateTimeCreated)
.withGeographicPosition(geoPos)
.withLastModified(lastModified)
.withLocation(location)
.withOrganiser(organiser)
.withPriority(priority)
.withSequenceNumber(seqNumber)
.withStatus(status)
.withTimeTransparency(transparency)
.withUniformResourceLocator(url)
.withRecurrenceId(recurrenceId)
.withRecurrenceRule(rrule)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withExceptionDateTimes(exDates)
.withRequestStatuses(statuses)
.withRelated(related)
.withResources(resources)
.withRecurrenceDateTimes(rDates)
.build();
```
### TodoVTODO
表示待办事项或任务。
```java
Todo todo = Todo.builder()
.withDateTimeStamp(dtstamp) // 必需
.withUniqueIdentifier(uid) // 必需
.withSummary(summary)
.withDateTimeStart(dtstart)
.withDateTimeDue(due) // 与 duration 互斥
.withDuration(duration) // 与 due 互斥
.withDateTimeCompleted(completed)
.withPercentComplete(percent)
.withClassification(classification)
.withDateTimeCreated(created)
.withDescription(description)
.withGeographicPosition(geoPos)
.withLastModified(lastModified)
.withLocation(location)
.withOrganiser(organiser)
.withPriority(priority)
.withSequenceNumber(seq)
.withStatus(status)
.withRecurrenceId(recurId)
.withRecurrenceRule(rrule)
.withUniformResourceLocator(url)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withExceptionDateTimes(exDates)
.withRequestStatuses(statuses)
.withRelatedToList(related)
.withResources(resources)
.withRecurrenceDateTimes(rDates)
.build();
```
### JournalVJOURNAL
表示日记条目或笔记。
```java
Journal journal = Journal.builder()
.withDateTimeStamp(dtstamp) // 必需
.withUniqueIdentifier(uid) // 必需
.withSummary(summary)
.withClassification(classification)
.withDateTimeCreated(created)
.withDateTimeStart(dtstart)
.withLastModified(lastModified)
.withOrganiser(organiser)
.withRecurrenceId(recurId)
.withSequenceNumber(seq)
.withStatus(status)
.withUniformResourceLocator(url)
.withRecurrenceRule(rrule)
.withAttachments(attachments)
.withAttendees(attendees)
.withCategories(categories)
.withComments(comments)
.withContacts(contacts)
.withDescriptions(descriptions)
.withExceptionDateTimes(exDates)
.withRelatedToList(related)
.withRecurrenceDate(rDates)
.withRequestStatuses(statuses)
.build();
```
### FreeBusyVFREEBUSY
表示空闲/忙碌时间信息。
```java
FreeBusy freeBusy = FreeBusy.builder()
.withDateTimeStamp(dtstamp) // 必需
.withUniqueIdentifier(uid) // 必需
.withContact(contact)
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend)
.withOrganiser(organiser)
.withUniformResourceLocator(url)
.withAttendees(attendees)
.withComments(comments)
.withFreeBusyTimes(freeBusyTimes)
.withRequestStatuses(statuses)
.build();
```
### TimeZoneVTIMEZONE
定义时区规则,包括标准时间和夏令时转换。
```java
TimeZone timezone = TimeZone.builder()
.withTimeZoneIdentifier(tzId)
.withLastModified(lastModified)
.withTimeZoneUrl(tzUrl)
.withTimeZoneProperties(standardProp, daylightProp)
.build();
```
时区属性定义实际的转换规则:
```java
TimeZoneProperty standard = TimeZoneProperty.builder()
.withDateTimeStart(dtstart)
.withTimeZoneOffsetTo(offsetTo)
.withTimeZoneOffsetFrom(offsetFrom)
.withRecurrenceRule(rrule)
.withTimeZoneNames(tzName)
.buildStandard(); // 或 buildDaylight()
TimeZoneProperty daylight = TimeZoneProperty.builder()
.withDateTimeStart(dtstart)
.withTimeZoneOffsetTo(offsetTo)
.withTimeZoneOffsetFrom(offsetFrom)
.buildDaylight();
```
### AlarmVALARM
定义闹钟/提醒通知。支持三种闹钟类型:
```java
// 音频闹钟
Alarm audioAlarm = Alarm.builder()
.withTrigger(trigger)
.withDuration(duration)
.withRepeatCount(repeatCount)
.withAttachments(audioAttachment)
.buildAudio();
// 显示闹钟
Alarm displayAlarm = Alarm.builder()
.withTrigger(trigger)
.withDescription(description) // 必需
.withDuration(duration)
.withRepeatCount(repeatCount)
.buildDisplay();
// 邮件闹钟
Alarm emailAlarm = Alarm.builder()
.withTrigger(trigger)
.withDescription(description) // 必需
.withSummary(summary) // 必需
.withAttendees(attendees) // 必需
.withDuration(duration)
.withRepeatCount(repeatCount)
.buildEmail();
```
---
## 组件属性
组件属性位于 `com.onixbyte.calendar.component.property`,实现 `ComponentProperty` 接口。
| 类 | iCalendar 属性 | 描述 |
|---|---|---|
| `Action` | `ACTION` | 闹钟操作类型(AUDIO、DISPLAY、EMAIL |
| `Attachment` | `ATTACH` | 文档附件 |
| `Attendee` | `ATTENDEE` | 事件/任务参与者 |
| `Categories` | `CATEGORIES` | 类别或标签 |
| `Classification` | `CLASS` | 访问分类(PUBLIC、PRIVATE、CONFIDENTIAL |
| `Comment` | `COMMENT` | 评论 |
| `Contact` | `CONTACT` | 联系信息 |
| `DateTimeCompleted` | `COMPLETED` | 完成日期时间 |
| `DateTimeCreated` | `CREATED` | 创建日期时间 |
| `DateTimeDue` | `DUE` | 截止日期时间 |
| `DateTimeEnd` | `DTEND` | 结束日期时间 |
| `DateTimeStamp` | `DTSTAMP` | 日期时间戳 |
| `DateTimeStart` | `DTSTART` | 开始日期时间 |
| `Description` | `DESCRIPTION` | 描述 |
| `ExceptionDateTimes` | `EXDATE` | 例外日期时间 |
| `FreeBusyTime` | `FREEBUSY` | 空闲/忙碌时间段 |
| `GeographicPosition` | `GEO` | 地理位置(纬度/经度) |
| `LastModified` | `LAST-MODIFIED` | 最后修改日期时间 |
| `Location` | `LOCATION` | 地点 |
| `Organiser` | `ORGANIZER` | 组织者 |
| `PercentComplete` | `PERCENT-COMPLETE` | 完成百分比 |
| `Priority` | `PRIORITY` | 优先级 |
| `RecurrenceDateTimes` | `RDATE` | 重复日期时间 |
| `RecurrenceId` | `RECURRENCE-ID` | 重复实例标识符 |
| `RecurrenceRule` | `RRULE` | 重复规则 |
| `RelatedTo` | `RELATED-TO` | 相关组件引用 |
| `RepeatCount` | `REPEAT` | 闹钟重复次数 |
| `RequestStatus` | `REQUEST-STATUS` | 请求状态 |
| `Resources` | `RESOURCES` | 资源 |
| `SequenceNumber` | `SEQUENCE` | 序列号(修订版本) |
| `Status` | `STATUS` | 组件状态(TENTATIVE、CONFIRMED、CANCELLED 等) |
| `Summary` | `SUMMARY` | 标题或摘要 |
| `TimeTransparency` | `TRANSP` | 时间透明度(OPAQUE、TRANSPARENT |
| `TimeZoneIdentifier` | `TZID` | 时区标识符 |
| `TimeZoneName` | `TZNAME` | 时区名称 |
| `TimeZoneOffsetFrom` | `TZOFFSETFROM` | 相对于 UTC 的时区偏移(原) |
| `TimeZoneOffsetTo` | `TZOFFSETTO` | 相对于 UTC 的时区偏移(目标) |
| `TimeZoneUrl` | `TZURL` | 时区 URL |
| `Trigger` | `TRIGGER` | 闹钟触发器 |
| `UniformResourceLocator` | `URL` | 关联 URL |
| `UniqueIdentifier` | `UID` | 唯一标识符 |
| `CustomComponentProperty` | `X-*` | 自定义组件属性 |
---
## 参数
参数位于 `com.onixbyte.calendar.parameter`,为组件属性提供额外限定。
| 类 | iCalendar 参数 | 描述 |
|---|---|---|
| `AlarmTriggerRelationship` | `RELATED` | 触发器关联(START、END |
| `AlternateTextRepresentation` | `ALTREP` | 替代文本 URI |
| `CalendarUserType` | `CUTYPE` | 日历用户类型(INDIVIDUAL、GROUP、RESOURCE 等) |
| `CommonName` | `CN` | 通用名称 |
| `Delegatees` | `DELEGATED-TO` | 受托人 |
| `Delegators` | `DELEGATED-FROM` | 委托人 |
| `DirectoryEntryReference` | `DIR` | 目录条目 URI |
| `FormatType` | `FMTTYPE` | 格式类型(MIME 类型) |
| `FreeBusyTimeType` | `FBTYPE` | 空闲/忙碌时间类型 |
| `InlineEncoding` | `ENCODING` | 内联编码(BASE64 |
| `Language` | `LANGUAGE` | 语言 |
| `Membership` | `MEMBER` | 组成员 |
| `ParticipationRole` | `ROLE` | 参与角色(CHAIR、REQ-PARTICIPANT 等) |
| `ParticipationStatus` | `PARTSTAT` | 参与状态(ACCEPTED、DECLINED 等) |
| `RecurrenceIdentifierRange` | `RANGE` | 重复范围(THISANDPRIOR、THISANDFUTURE |
| `RelationshipType` | `RELTYPE` | 关系类型(PARENT、CHILD、SIBLING |
| `RsvpExpectation` | `RSVP` | RSVP 期望(TRUE、FALSE |
| `SentBy` | `SENT-BY` | 发送者 |
| `TimeZoneIdentifier` | `TZID` | 时区标识符 |
| `ValueDataType` | `VALUE` | 值数据类型(DATE、DATE-TIME 等) |
---
## 递归类型
位于 `com.onixbyte.calendar.recurrence`
| 类 | 描述 |
|---|---|
| `Frequency` | 重复频率常量(DAILY、WEEKLY、MONTHLY、YEARLY),用于重复规则 |
| `WeekdayNum` | 重复规则的星期序号(例如第 2 个星期一) |
---
## 值类型
位于 `com.onixbyte.calendar.value`
| 类 | 描述 |
|---|---|
| `FreeBusyTimeValue` | 表示空闲/忙碌时间值 |
| `PeriodOfTime` | 表示一个时间段,包含开始和结束 |
| `PropertyValue` | 属性的基础值类型 |
| `UtcOffset` | UTC 偏移值(例如 `-05:00``+01:00` |
---
## 格式化输出
所有组件和属性都提供 `formatted()` 方法,返回符合 iCalendar 规范的字符串。`Calendar.formatted()` 方法生成完整的 `.ics` 输出,包含 `BEGIN:VCALENDAR`/`END:VCALENDAR`
```java
String ics = calendar.formatted();
// BEGIN:VCALENDAR
// CALSCALE:GREGORIAN
// METHOD:PUBLISH
// ...
// END:VCALENDAR
```
@@ -0,0 +1,109 @@
---
title: Calendar Toolbox
---
import { Tabs, Tab } from "@rspress/core/theme"
## 介绍
Calendar Toolbox 是一个 Java 库,旨在简化遵循 iCalendar 规范(RFC 5545)的 `.ics` 文件的创建。该库为开发者提供了简洁的 API,可生成能够导入到 Microsoft Outlook、Google Calendar 和 Apple Calendar 等主流日历应用程序中的日历事件。
通过 Calendar Toolbox,您可以以编程方式轻松创建、定制和导出日历事件文件,从而以最少的代价将日历功能集成到您的 Java 应用中。
## 特性
- **完整 RFC 5545 兼容** — 支持 VEVENT、VTODO、VJOURNAL、VFREEBUSY、VTIMEZONE 和 VALARM 等标准 iCalendar 组件。
- **流式 Builder 模式** — 所有组件和属性均使用 Builder 模式,构建过程可读性强且直观。
- **类型安全属性** — 强类型的属性和参数确保编译期正确性。
- **自定义扩展** — 支持日历级和组件级的自定义 `X-` 属性。
- **轻量级** — 核心功能零外部依赖。
## 安装
<Tabs>
<Tab label="Gradle with Groovy DSL">
```groovy title="build.gradle"
dependencies {
implementation 'com.onixbyte:calendar-toolbox:1.1.0'
}
```
</Tab>
<Tab label="Gradle with Kotlin DSL">
```kotlin title="build.gradle.kts"
dependencies {
implementation("com.onixbyte:calendar-toolbox:1.1.0")
}
```
</Tab>
<Tab label="Maven">
```xml title="pom.xml"
<dependencies>
<dependency>
<groupId>com.onixbyte</groupId>
<artifactId>calendar-toolbox</artifactId>
<version>1.1.0</version>
</dependency>
</dependencies>
```
</Tab>
</Tabs>
## 快速开始
```java
import com.onixbyte.calendar.Calendar;
import com.onixbyte.calendar.component.Event;
import com.onixbyte.calendar.component.property.*;
import com.onixbyte.calendar.property.*;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
public class CalendarExample {
public static void main(String[] args) {
// 创建所需的日期时间属性
var now = ZonedDateTime.now(ZoneOffset.UTC);
var dtstamp = DateTimeStamp.of(now);
var uid = UniqueIdentifier.of("meeting-001@example.com");
var dtstart = DateTimeStart.of(
LocalDateTime.of(2025, 8, 15, 9, 0),
"America/New_York"
);
var dtend = DateTimeEnd.of(
LocalDateTime.of(2025, 8, 15, 10, 0),
"America/New_York"
);
var summary = Summary.of("Team Standup");
var description = Description.of("Daily team standup meeting.");
// 构建事件
var event = Event.builder()
.withDateTimeStamp(dtstamp)
.withUniqueIdentifier(uid)
.withDateTimeStart(dtstart)
.withDateTimeEnd(dtend)
.withSummary(summary)
.withDescription(description)
.build();
// 构建日历并输出 .ics 内容
var calendar = Calendar.builder()
.withCalendarScale(CalendarScale.of("GREGORIAN"))
.withMethod(Method.of("PUBLISH"))
.withProductIdentifier(ProductIdentifier.of("-//OnixByte//Calendar Toolbox//EN"))
.withVersion(Version.of("2.0"))
.withComponents(event)
.build();
System.out.println(calendar.formatted());
}
}
```
上述代码会生成一个 `.ics` 格式的字符串,可以保存为文件或通过邮件发送。
## 许可证
Calendar Toolbox 是采用 MIT 许可证发布的开源软件。
+5
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@@ -0,0 +1,5 @@
---
title: 项目
---
探索由 OnixByte 开发的开源项目。
+4
View File
@@ -118,5 +118,9 @@
"notifications": { "notifications": {
"en-gb": "Notifications", "en-gb": "Notifications",
"zh-hans": "通知" "zh-hans": "通知"
},
"projects": {
"en-gb": "Projects",
"zh-hans": "项目"
} }
} }