First introduce some optimistic lock and pessimistic lock:Pessimistic lock: Always assume the worst case, every time to take the data when they think others will change, so every time when the data are locked, so that other people want to take this
Java Day one article June 21 First introduce some optimistic lock and pessimistic lock:Pessimistic lock: Always assume the worst case, every time to take the data when they think others will change, so every time when the data are locked, so that
Https://www.cnblogs.com/qjjazry/p/6581568.html2600433554963791First introduce some optimistic lock and pessimistic lock:Pessimistic lock: Always assume the worst case, every time to take the data when they think others will change, so every time
First introduce some optimistic lock and pessimistic lock:Pessimistic lock: Always assume the worst case, every time to take the data when they think others will change, so every time when the data are locked, so that other people want to take this
Build a complete Single Sign-On instance by combining cas official documents and a Chinese tutorial. In the official Configuration documentation, each step of the configuration is described in detail, but the software versions are older and some
CAS is a modern operating system, to solve the problem of concurrency is an important means, recently in the Eureka to see the source code. Many CAS operations were encountered. Today we will review the CAs in Java in a systematic way.
Read this
Error contentThe pom.xml of CAs overlay increased the cas-server-support-pm-jdbc.jary dependency,Packaging (MVN package) with the following errorD:\casoverlay\cas-overlay-template>mvn Package[info] scanning forprojects ... [INFO] [INFO]--------------
Shiro-cas single-point exit and shiro-cas single-point exit
Single-point exit after shiro and CAS are integrated
After exiting any application, all applications must log on again.
Implementation idea shiro redirects to cas again after exiting the
Cas 4.2.7 OAuth + Rest implement SSO, 4.2.7oauth
For details about Cas authentication principles and Rest usage, refer to the previous article. This article focuses on the problems encountered when using the Rest interface to log on to the system
I. CAs and synchronized application scenarios1, for less resources competition, using synchronized synchronization lock for thread blocking and wake-up switching and user-state kernel state switching operation additional waste of CPU resources, and
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.