test3

 "url": "http://wiki.jikexueyuan.com/project/java-vm/javac-jit.html"

 

                  "url": "http://wiki.jikexueyuan.com/project/java-vm/syntactic-sugar.html"

 

                  "url": "http://www.infoq.com/cn/articles/ConcurrentHashMap"

 

                  "url": "http://www.infoq.com/cn/articles/alipay-high-concurrency-challenge?utm_source=infoq&utm_medium=related_content_link&utm_campaign=relatedContent_news_clk"

 

                  "url": "http://www.infoq.com/cn/news/2016/09/AliSQL-ali-cloud-AliSQL?utm_source=infoq&utm_medium=related_content_link&utm_campaign=relatedContent_articles_clk"

 

                  "url": "http://tutorials.jenkov.com/java-util-concurrent/executorservice.html"

 

                  "url": "https://www.ibm.com/developerworks/cn/java/java-lo-concurrenthashmap/"

 

                  "url": "http://www.importnew.com/19117.html#comment-514582"

 

                  "url": "http://stackoverflow.com/questions/510632/whats-the-difference-between-concurrenthashmap-and-collections-synchronizedmap"

 

                  "url": "https://my.oschina.net/hosee/blog/675884"

 

                  "url": "https://my.oschina.net/hosee/blog/639352"

 

                  "url": "http://ifeve.com/concurrenthashmap-weakly-consistent/"

 

                     "url": "http://crunchify.com/hashmap-vs-concurrenthashmap-vs-synchronizedmap-how-a-hashmap-can-be-synchronized-in-java/"

 

                     "url": "http://www.javamex.com/tutorials/concurrenthashmap_scalability.shtml"

 

                     "url": "http://blog.youkuaiyun.com/ns_code/article/details/17465497"