Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
phpdragon
JavaSamples
Repository navigation
Code
Issues
Pull requests
6
(6)
Actions
Projects
Security and quality
Insights
More
items
Files
Expand file tree
master
Breadcrumbs
JavaSamples
/
java-study-sample
/
src
/
main
/
java
/
com
/
phpdragon
/
study
/
thread
/
ThreadLifeCycle.java
Copy path
Blame
More file actions
Blame
More file actions
Latest commit
History
History
History
45 lines (37 loc) · 1.71 KB
master
Breadcrumbs
JavaSamples
/
java-study-sample
/
src
/
main
/
java
/
com
/
phpdragon
/
study
/
thread
/
ThreadLifeCycle.java
Copy path
Top
File metadata and controls
Code
Blame
45 lines (37 loc) · 1.71 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
package
com
.
phpdragon
.
study
.
thread
;
/**
* 线程的生命周期,http://www.cnblogs.com/linjiqin/p/3208494.html
* <p>
* 线程可以分为4个状态:
* New(新生),
* Runnable(可运行):为了方便分析,还可将其分为:Runnable与Running。
* blocked(被阻塞),
* Dead(死亡)。
*/
public
class
ThreadLifeCycle
extends
Thread
{
public
static
void
main
(
String
[]
args
)
throws
Exception
{
ThreadLifeCycle
thread
=
new
ThreadLifeCycle
();
System
.
out
.
println
(
"new ThreadLifeCycle(), 子线程处于等待状态"
);
System
.
out
.
println
(
"子线程是否处于运行状态: "
+
thread
.
isAlive
());
System
.
out
.
println
(
"exec thread.start(), 子线程进入运行状态"
);
thread
.
start
();
System
.
out
.
println
(
"子线程是否处于运行状态: "
+
thread
.
isAlive
());
System
.
out
.
println
(
"exec thread.join(), 主线程“加入”到子线程的尾部。在子线程执行完毕之前,主线程不能继续往下执行"
);
//thread.join(); // 等子线程执行完毕后,再继续往下执行后续代码, http://www.cnblogs.com/jpwz/p/6248000.html
thread
.
join
(
4000
);
// 设置等待超时时间4秒,获取不到子线程的锁后继续往下执行
System
.
out
.
println
(
"子线程已经结束"
);
System
.
out
.
println
(
"子线程是否处于运行状态: "
+
thread
.
isAlive
());
}
public
void
run
() {
int
n
=
0
;
while
((++
n
) <=
5
) {
System
.
out
.
println
(
"子线程执行:"
+
n
);
try
{
System
.
out
.
println
(
"子线程休眠1秒"
);
this
.
sleep
(
1000
);
}
catch
(
InterruptedException
e
) {
e
.
printStackTrace
();
}
}
}
}
You can’t perform that action at this time.