mirror of
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221 lines
6.6 KiB
Go
221 lines
6.6 KiB
Go
// Copyright 2018 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package gcron
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import (
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"errors"
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"fmt"
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"github.com/gogf/gf/g/container/garray"
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"github.com/gogf/gf/g/container/gmap"
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"github.com/gogf/gf/g/container/gtype"
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"github.com/gogf/gf/g/os/glog"
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"github.com/gogf/gf/g/os/gtimer"
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"time"
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)
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type Cron struct {
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idGen *gtype.Int64 // Used for unique name generation.
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status *gtype.Int // Timed task status(0: Not Start; 1: Running; 2: Stopped; -1: Closed)
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entries *gmap.StrAnyMap // All timed task entries.
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logPath *gtype.String // Logging path(folder).
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logLevel *gtype.Int // Logging level.
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}
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// New returns a new Cron object with default settings.
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func New() *Cron {
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return &Cron {
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idGen : gtype.NewInt64(),
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status : gtype.NewInt(STATUS_RUNNING),
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entries : gmap.NewStrAnyMap(),
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logPath : gtype.NewString(),
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logLevel : gtype.NewInt(glog.LEVEL_PROD),
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}
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}
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// SetLogPath sets the logging folder path.
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func (c *Cron) SetLogPath(path string) {
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c.logPath.Set(path)
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}
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// GetLogPath return the logging folder path.
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func (c *Cron) GetLogPath() string {
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return c.logPath.Val()
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}
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// SetLogLevel sets the logging level.
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func (c *Cron) SetLogLevel(level int) {
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c.logLevel.Set(level)
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}
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// GetLogLevel returns the logging level.
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func (c *Cron) GetLogLevel() int {
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return c.logLevel.Val()
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}
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// Add adds a timed task.
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// A unique <name> can be bound with the timed task.
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// It returns and error if the <name> is already used.
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func (c *Cron) Add(pattern string, job func(), name ... string) (*Entry, error) {
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if len(name) > 0 {
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if c.Search(name[0]) != nil {
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return nil, errors.New(fmt.Sprintf(`cron job "%s" already exists`, name[0]))
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}
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}
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return c.addEntry(pattern, job, false, name...)
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}
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// AddSingleton adds a singleton timed task.
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// A singleton timed task is that can only be running one single instance at the same time.
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// A unique <name> can be bound with the timed task.
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// It returns and error if the <name> is already used.
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func (c *Cron) AddSingleton(pattern string, job func(), name ... string) (*Entry, error) {
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if entry, err := c.Add(pattern, job, name ...); err != nil {
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return nil, err
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} else {
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entry.SetSingleton(true)
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return entry, nil
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}
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}
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// AddOnce adds a timed task which can be run only once.
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// A unique <name> can be bound with the timed task.
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// It returns and error if the <name> is already used.
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func (c *Cron) AddOnce(pattern string, job func(), name ... string) (*Entry, error) {
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if entry, err := c.Add(pattern, job, name ...); err != nil {
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return nil, err
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} else {
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entry.SetTimes(1)
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return entry, nil
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}
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}
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// AddTimes adds a timed task which can be run specified times.
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// A unique <name> can be bound with the timed task.
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// It returns and error if the <name> is already used.
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func (c *Cron) AddTimes(pattern string, times int, job func(), name ... string) (*Entry, error) {
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if entry, err := c.Add(pattern, job, name ...); err != nil {
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return nil, err
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} else {
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entry.SetTimes(times)
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return entry, nil
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}
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}
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// DelayAdd adds a timed task after <delay> time.
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func (c *Cron) DelayAdd(delay time.Duration, pattern string, job func(), name ... string) {
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gtimer.AddOnce(delay, func() {
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if _, err := c.Add(pattern, job, name ...); err != nil {
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panic(err)
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}
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})
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}
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// DelayAddSingleton adds a singleton timed task after <delay> time.
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func (c *Cron) DelayAddSingleton(delay time.Duration, pattern string, job func(), name ... string) {
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gtimer.AddOnce(delay, func() {
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if _, err := c.AddSingleton(pattern, job, name ...); err != nil {
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panic(err)
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}
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})
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}
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// DelayAddOnce adds a timed task after <delay> time.
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// This timed task can be run only once.
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func (c *Cron) DelayAddOnce(delay time.Duration, pattern string, job func(), name ... string) {
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gtimer.AddOnce(delay, func() {
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if _, err := c.AddOnce(pattern, job, name ...); err != nil {
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panic(err)
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}
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})
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}
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// DelayAddTimes adds a timed task after <delay> time.
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// This timed task can be run specified times.
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func (c *Cron) DelayAddTimes(delay time.Duration, pattern string, times int, job func(), name ... string) {
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gtimer.AddOnce(delay, func() {
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if _, err := c.AddTimes(pattern, times, job, name ...); err != nil {
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panic(err)
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}
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})
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}
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// Search returns a scheduled task with the specified <name>.
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// It returns nil if no found.
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func (c *Cron) Search(name string) *Entry {
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if v := c.entries.Get(name); v != nil {
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return v.(*Entry)
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}
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return nil
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}
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// Start starts running the specified timed task named <name>.
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func (c *Cron) Start(name...string) {
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if len(name) > 0 {
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for _, v := range name {
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if entry := c.Search(v); entry != nil {
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entry.Start()
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}
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}
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} else {
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c.status.Set(STATUS_READY)
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}
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}
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// Stop stops running the specified timed task named <name>.
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func (c *Cron) Stop(name...string) {
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if len(name) > 0 {
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for _, v := range name {
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if entry := c.Search(v); entry != nil {
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entry.Stop()
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}
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}
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} else {
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c.status.Set(STATUS_STOPPED)
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}
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}
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// Remove deletes scheduled task which named <name>.
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func (c *Cron) Remove(name string) {
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if v := c.entries.Get(name); v != nil {
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v.(*Entry).Close()
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}
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}
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// Close stops and closes current cron.
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func (c *Cron) Close() {
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c.status.Set(STATUS_CLOSED)
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}
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// Size returns the size of the timed tasks.
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func (c *Cron) Size() int {
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return c.entries.Size()
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}
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// Entries return all timed tasks as slice(order by registered time asc).
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func (c *Cron) Entries() []*Entry {
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array := garray.NewSortedArraySize(c.entries.Size(), func(v1, v2 interface{}) int {
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entry1 := v1.(*Entry)
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entry2 := v2.(*Entry)
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if entry1.Time.Nanosecond() > entry2.Time.Nanosecond() {
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return 1
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}
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return -1
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}, true)
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c.entries.RLockFunc(func(m map[string]interface{}) {
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for _, v := range m {
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array.Add(v.(*Entry))
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}
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})
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entries := make([]*Entry, array.Len())
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array.RLockFunc(func(array []interface{}) {
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for k, v := range array {
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entries[k] = v.(*Entry)
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}
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})
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return entries
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}
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